Configuring NDMP Backups to Disk on VNX
Contents
1. Modify a VILU configuration Managing id 1 slots 64 import export slots 16 robot vendor EMC_1 robot product vtlu_l robot revision 241 robot serial number 1X21uML2k5 robot device name c0t010 drives 8 drive vendor EMC 1 drive product vDrive 1 drive revision A La Output definitions id VTLU ID slots number of slots on the VTLU the sum of the slots import or export slots and drives cannot exceed 65 535 import or export slots number of import or export slots the sum of the slots import or export slots and drives cannot exceed 65 535 robot vendor robot vendor name which can contain up to eight characters robot product robot product name which can contain up to 16 characters robot revision robot revision number which can contain up to four characters robot serial number robot serial number this value is randomly generated and assigned robot device name robot device name in the following format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number only this value can be modified lt y gt SCSIID lt z gt SCSILUN drives number of tape drives the sum of the slots import or export slots and drives cannot exceed 65 535 drive vendor drive vendor name which can contain up to eight characters drive product drive product name which can contain up to 16 characters drive revision drive revision number which can contain up to four characters KR Configurin2. VTLU components on page 14 VTLU device names on page 14 Configuring guidelines on page 15 Configuring NDMP Backup to Disk on VNX 7 0 Concepts VTLU components The VTLU consists of the following components Import or export slots Hold virtual tapes and allow the user to move tapes from the vault to the import or export slots and vice versa In a physical TLU import or export slots offer a place to move tape cartridges without opening the TLU door They are also visible from the backup software The VTLU is designed in the same way to be compatible with the backup software Robot Mounts and unmounts cartridges to and from the tape drives Slots Hold virtual tapes and serve as the staging slots for moving tapes to drives by means of the backup software Vault Holds virtual tapes that are hidden from the backup software Virtual tapes Represent a reserved space in a file system data is read from and written through virtual tapes Virtual tape drives Read from and write to the virtual tapes Figure 1 on page 14 shows a schematic view of a VTLU 0 EE Tape drives 1 1 000001 g Import export 2 000002 slots 3 L00003 1 16 o X 2 17 000017 3 VTLU Schematic view Slots CNS 000737 Figure 1 Schematic view of a VTLU VTLU device names
3. When you create a VTLU a device name is assigned to it Device names represent the virtual connection of the VTLU robot and drives The device name format is c lt x gt t lt y gt l lt z gt where the variables represent the values used in a physical SCSI device name as follows lt x gt SCSI chain number lt y gt SCSI ID lt z gt SCSI LUN Configuring NDMP Backup to Disk on VNX 7 0 The chain number or chain ID is a user addressable portion of the VTLU device name You will want to modify a chain ID if a conflict arises between virtual and physical devices The default chain ID is 0 Configuring guidelines Follow these general guidelines while configuring your environment for NDMP backups to disk For ATA drive configurations it is recommended to use RAID 3 logical unit numbers LUNs In Fibre Channel environments RAID 5 yields higher throughput for Fibre Channel disks For optimal three way backup performance in a Gigabit Ethernet environment enable jumbo frames Managing Volumes and File Systems for VNX Manually and Managing Volumes and File Systems with VNX Automatic Volume Management provide more information on file system configuration and volume management Configuring guidelines Concepts ILES Configuring NDMP Backup to Disk on VNX 7 0 3 Configuring When you configure a new VTLU assign space on a Data Mover where the virtual drives slots and tapes reside A new VTLU is auto
4. error messages 58 exporting storage 38 F file system adding 24 exporting 38 importing 39 G GUI Unisphere 11 H help system 11 importing a file system 39 storage 39 L listing tape information 52 VTLU properties 48 M messages error 58 modifying chain ID 33 Configuring NDMP Backup to Disk on VNX 7 0 64 modifying continued device name 33 N NDMP configuration 17 O online help 11 Q querying a VTLU 48 R requirements for NDMP 17 for your system 10 S starting chain modifying 33 viewing 50 storage adding to VTLU 24 configuration options 25 deleting 40 exporting 38 importing 39 Configuring NDMP Backup to Disk on VNX 7 0 system requirements 10 T tapes ejecting 44 listing 52 unmounting 45 troubleshooting 57 U Unisphere 11 unmounting a tape 45 V viewing chain ID 50 VTLU properties 48 virtual tapes ejecting 44 unmounting 45 VTLU adding storage 24 components 14 configuration options 20 31 configuring 18 creating 17 deleting 35 device names 14 NDMP prerequisites 17 properties listing 48
5. server vtlu server 2 tlu new robot vendor legato product vtlu revision 2 0 slots 256 impexp 16 drives 6 drive vendor emclegat product vDrive revision 2 0 KOR Configuring NDMP Backup to Disk on VNX 7 0 Configuring id 1 slots 256 import export slots 16 robot vendor legato robot product vtlu robot revision 2 0 robot serial number 1X21uML2k5 robot device nam c0t010 drives 6 drive vendor emclegat drive product vDrive drive revision 2 0 Output definitions id VTLU ID which is automatically assigned and cannot be modified slots number of slots on the VTLU the sum of the slots import or export slots and drives cannot exceed 65 535 import export slots number of import or export slots the sum of the slots import or export slots and drives cannot exceed 65 535 robot vendor name of the robot vendor which can contain up to eight characters robot product product name of the robot which can contain up to 16 characters robot revision robot revision number which can contain up to four characters robot serial number robotserial number this value is randomly generated and assigned robot device name robot device name in the format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y gt SCSIID lt z gt SCSILUN Note Only the starting chain number can be modified drives number of drives the sum of the slots import or export slots and drives cannot
6. 7 0 Configuring lt y gt SCSI ID lt z gt SCSI LUN Only the chain ID can be modified the default value is 0 Configure the chain ID on page 33 provides information on modifying the chain ID View the device names for the VTLU drives by using this command syntax server_vtlu lt movername gt drive list lt tlu id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU Example To view the drives on VTLU 1 which resides on server_2 type server_vtlu server_2 drive list 1 Output drive id device_nam serial number status tape _barcode 0 c0t0l1 gM11Gqf100 empty 1 c0t012 ZiKtHgf100 empty 2 c0t013 PO8CIqf100 empty 3 c0t014 51xKJqf100 empty 4 c0to0l5 LRVSKgf100 empty 5 c0t0l6 Bnk1Mqf100 empty Column definitions drive_id ID of the virtual tape drive the default IDs are 0 3 for a VTLU with four drives device_name device name of the virtual drive in the following format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y gt SCSI ID lt z gt SCSI LUN serial number drive serial number which the Data Mover automatically assigns status Status of the tape drive options are empty no tape is in the drive full a tape is in the drive but the drive has been unloaded by the backup software loaded a tape is in the drive and the drive is loaded in use the drive is in use for a backup or restore tape_barcode barcode of the tape load
7. Disk on VNX 7 0 Managing or server_vtlu server_2 storage info tlu 3 Output server 2 tlu_id 3 filesystem fs_luy2 2 barcode prefix 0222 tlu_id 3 filesystem fs_ delete storagel barcode prefix 0235 tlu_id 3 filesystem fs phil barcode prefix 0243 Column definitions tlu _id ID of the VTLU whose information you are viewing filesystem file system associated with the VTLU barcode_prefix barcode prefix associated with the file system 2 Export storage from the VTLU by using this command syntax server _vtlu lt movername gt storage export lt fs_name gt tlu lt tlu_id gt where lt movername gt name of the Data Mover lt fs_name gt name of the file system lt tlu_iad gt ID of the VTLU Example To export a file system called ufs1 from VTLU 1 type server_vtlu server 2 storage export ufsl tlu 1 Note After you export storage use the backup software to inventory the VTLU Output server 2 done Import storage You can import storage that has been exported previously from a VTLU You can import the storage to the slots the import or export slots or to the vault Steps to import storage are Manage storage Managing 1 Import a file system to an existing VTLU by using this command syntax server_vtlu lt movername gt storage import lt fs name gt tlu lt tlu_id gt destination slot impexp vault where lt movername gt name of the Dat
8. GB location element type and element ID of the virtual tape possible element types are slot drive import or export robot and vault Manage virtual tapes Managing 44 source _slot original slot number Eject virtual tapes The eject operation moves a tape from an import or export slot to the vault Tapes in the VTLU vault are not visible to the backup software In a physical TLU you can move the tape cartridges to the import or export slots without opening the TLU s door these cartridges are still visible from the backup software A VTLU emulates the infrastructure of a physical TLU to ensure compatibility with the backup software and consistency with physical TLUs Steps to eject virtual tapes are 1 Ifyou already know the tape barcode then proceed to step 2 Otherwise query the VTLU to identify the barcode of the tape you want to eject by using this command syntax server vtlu lt movername gt tape list lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU Example To list the tape information for VTLU 1 on server_2 type server _vtlu server 2 tape list 1 Output barcode filesystem capacity GB location source slot prel10009 ufs2 50 slot 9 prel1000a ufs2 50 slot 10 prel000b ufs2 41 vault prel10004 ufs2 50 slot 4 prel0005 ufs2 50 impexp 5 prel10006 ufs2 50 slot 6 prel10007 ufs2 50 slot 7 prel10008 ufs2 50 slot 8 pre10000 ufs2 50 slot 0 prel1
9. this command syntax server _vtlu lt movername gt drive unmount lt drive_id gt tlu lt tlu_id gt where lt movername gt name of the Data Mover lt drive_id gt ID of the virtual tape drive lt tlu_id gt ID of the VILU Example To unmount virtual tape 0 on VTLU 1 type server _vtlu server 2 drive unmount 0 tlu 1 Output server 2 done 3 Verify that the tape has been unmounted by using this command syntax server vtlu lt movername gt drive list lt tlu_id gt where CL Configuring NDMP Backup to Disk on VNX 7 0 Managing lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU Example To list the drive information for VTLU 1 type server_vtlu server_2 drive list 1 Output drive id device_nam serial number status tape barcode 0 e2t2114 VtwsQVq300 empty 1 e2t2115 bOVARVq300 empty 2 c2t218 rwgJSVq300 empty Column definitions drive_id ID of the virtual tape drive the default IDs are 0 3 for a VTLU with four drives device_name device name of the virtual drive in the following format c lt x gt t lt y gt 1 lt z gt where lt x gt SCSI starting chain number lt y gt SCSI ID lt z gt SCSI LUN Only the chain ID can be modified the default chain ID is 0 serial_number drive serial number which the Data Mover automatically assigns status tape drive status options are empty no tape is in the drive full a tape is in the drive but the drive has
10. 0002 ufs2 50 slot 2 prel10001 ufs2 50 slot 1 prel10003 ufs2 50 slot 3 Column definitions barcode barcode associated with the virtual tape the first part of the barcode the prefix is constant across a file system In this example pre1 is the barcode prefix filesystem name of the file system capacity virtual tape capacity in GB location element type and element ID of the virtual tape possible element types are slot drive import or export robot and vault Configuring NDMP Backup to Disk on VNX 7 0 Managing source slot original slot number 2 Eject a virtual tape from the VTLU and place it in the vault by using this command syntax server vtlu lt movername gt tape eject lt tape_barcode gt tlu lt tlu_id gt where lt movername gt name of the Data Mover lt tape_barcode gt barcode of the virtual tape lt tlu_id gt ID of the VILU Example To eject a virtual tape from the VTLU and place it in the vault type server _vtlu server 2 tape eject prel0005 tlu 1 Output server 2 done Unmount a virtual tape Unmounting a tape removes it from a tape drive and places it in its original slot or in another available slot You should use this function only if the backup software encounters a problem and cannot unmount a tape It is not possible to unmount a tape from a drive that is in use Note Mounting a tape is not possible from VNX You must mount a tape from your backup software Steps to unm
11. 1 K K H H lt lt Oo oO Lee os mpexp 0 lot 0 lot 5 DD oO Om Dm mp Om List VILU information 51 Monooing Column definitions barcode barcode associated with the virtual tape the first part of the barcode the prefix is the same for tapes associ ated with the same file system In this example prel is the barcode prefix filesystem name of the file system capacity GB virtual tape capacity in GB location element type and element ID of the virtual tape possible element types are slot drive import or export robot and vault source slot original slot number View tape information Use server_vtlu command to display information about the virtual tape You need to know the barcode of a tape to complete this command List VTLU tapes on page 51 describes how to discover a tape barcode To query the VTLU for information on a particular tape use this command syntax server _vtlu lt movername gt tape info lt tape_barcode gt all tlu lt tlu_id gt where lt movername gt name of the Data Mover lt tape_barcode gt barcode of the tape on which you want information lt tlu_id gt lD of the VTLU Example To query the VTLU for information on tape pre10008 on VTLU 1 type server _vtlu server 2 tape info pre10008 tlu 1 barcode prel0008 filesystem ufsl capacity 50GB source slot 8 location drive 2 EC Configuring NDMP Backup to Disk on VNX 7 0 Managing Output de
12. C experts Go to the EMC Online Support website at http Support EMC com for course and registration information EI Configuring NDMP Backup to Disk on VNX 7 0 Troubleshooting EMC Professional Services can help you implement your VNX series efficiently Consultants evaluate your business IT processes and technology and recommend ways that you can leverage your information for the most benefit From business plan to implementation you get the experience and expertise that you need without straining your IT staff or hiring and training new personnel Contact your EMC Customer Support Representative for more information EMC Training and Professional Services Troubleshooting GU Configuring NDMP Backup to Disk on VNX 7 0 S software virtual tape library SVTL See VTLU Vv virtual tape library unit VTLU Software based virtual tape library configured on a Data Mover that emulates a physical TLU A VTLU allows NDMP to work with disk based storage Configuring NDMP Backup to Disk on VNX 7 0 61 Configuring NDMP Backup to Disk on VNX 7 0 A adding a file system 24 storage 24 C chain ID modifying 33 viewing 50 configuration options 20 31 configuring device names 26 creating a new VTLU 17 D Data Mover listing VTLUs on 48 deleting a VTLU 35 storage 40 device name modifying 33 device names configuring 26 discovering device names 26 E ejecting a tape 44 EMC E Lab Navigator 58
13. C snap ins and the ADUC extensions Related information For specific information related to the features and functionality described in this document e EMC VNX Command Line Interface Reference for File e Parameters Guide for VNX for File VNX for File Man Pages EMC VNX documentation on the EMC Online Support website The complete set of EMC VNX series customer publications is available on the EMC Online Support website To search for technical documentation go to http Support EMC com After logging in to the website click the VNX Support by Product page to locate information for the specific feature required User interface choices Introduction KE Configuring NDMP Backup to Disk on VNX 7 0 To perform a backup to disk with NDMP configure a VTLU on the Data Mover The VTLU allows VNX to back up data directly to disk based storage by means of the NDMP protocol A VTLU emulates a physical TLU by presenting to the backup software the same information as a physical TLU The backup software cannot distinguish between a physical TLU and a VTLU When you configure a VTLU space on the Data Mover is reserved for the VTLU and its associated components After the VTLU is created associate a file system with it The file system must already be mounted on the Data Mover where the VTLU resides After the VTLU is configured and has an associated file system you can manage it from the backup software Topics included are
14. EMC VNX Series Release 7 0 uring NDMP Backups to Disk on VNX P N 300 011 829 REV A01 EMC Corporation Corporate Headquarters Hopkinton MA 01748 9103 1 508 435 1000 www EMC com Copyright 1998 2011 EMC Corporation All rights reserved Published February 2011 EMC believes the information in this publication is accurate as of its publication date The information is subject to change without notice THE INFORMATION IN THIS PUBLICATION IS PROVIDED AS IS EMC CORPORATION MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WITH RESPECT TO THE INFORMATION IN THIS PUBLICATION AND SPECIFICALLY DISCLAIMS IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Use copying and distribution of any EMC software described in this publication requires an applicable software license For the most up to date regulatory document for your product line go to the Technical Documentation and Advisories section on EMC Powerlink For the most up to date listing of EMC product names see EMC Corporation Trademarks on EMC com All other trademarks used herein are the property of their respective owners Corporate Headquarters Hopkinton MA 01748 9103 Configuring NDMP Backup to Disk on VNX 7 0 Breed enee 5 Chapter 1 INMOGUCTION sasccccicsccciecs eos ccceeaeadesdacetienaesceesirdimscrsenievicicelak 9 System requirements REENEN 10 RESIO E 10 User interface GhNOICES nises esiri E reiros na EE Eia 11 R
15. U the default value is 32 the sum of the slots import or export slots and drives cannot exceed 65 535 lt num_impexp_slots gt number of import or export slots in the VTLU the default value is 8 the sum of the slots import or export slots and drives cannot exceed 65 535 lt num_drives gt number of drives in the VTLU the default value is 4 the sum of the slots import or export slots and drives cannot exceed 65 535 lt vendor gt virtual drive product name which can contain up to eight characters the default value is EMC lt product gt virtual drive product name which can contain up to 16 characters the default value is svtIDrive lt revision gt virtual drive revision number which can contain up to four characters the default value is 1 0 Example To modify all configuration settings associated with a VTLU type server_vtlu server 2 tlu modify 1 robot vendor EMC_1 product vtlu_1 revision 2 1 slots 64 impexp 16 drives 8 drive vendor EMC _1 product vDrive_1 revision 2 la server 2 done Verify the changes made to VTLU To verify that the desired changes were made to the VTLU configuration use this command syntax server_vtlu lt movername gt tlu info lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU on which you want to view information Example To verify the configuration settings on VTLU 1 type server _vtlu server 2 tlu info 1
16. VTLU lt size gt size of the tape in GB The maximum value is 16384 GB the default value of 50 GB is used if lt size gt and lt num_tapes gt are not defined If lt size gt is not defined then it is calculated based on the amount of free space available on the file system lt num_tapes gt number of tapes associated with the file system the default is the maximum number of tapes that can be created based on the file system size lt barcode_prefix gt barcode prefix for the virtual tapes that must be unique within the VTLU The default is a four character hexadecimal value It is recommended to use between two and six characters so that the total barcode is between six and 10 characters Some backup software vendors use a limited number of characters such as the first 10 or the last six characters slot impexp vault destination of the new tapes the default value is slot Example To add the ufs1 file system to VTLU 1 type server _vtlu server 2 storage new ufsl tlu 1 tapesize 1G tapes 5 barcodeprefix prel destination slot Output server 2 done Note Add storage with the default settings on page 24 provides information about the default storage settings 2 Run an inventory from the backup software Add storage ER Configuring 26 Configure your backup software After you have created the VLTU you need to configure the VTLU device names in your backup software before you use the VTLU The proce
17. X Topics included are System requirements on page 10 Restrictions on page 10 User interface choices on page 11 Related information on page 11 Configuring NDMP Backup to Disk on VNX 7 0 Introduction System requirements Table 1 on page 10 describes the EMC VNX software hardware network and storage configurations required for backing up data to disk with NDMP as described in this document Table 1 System requirements Software VNX version 7 0 NDMP compliant backup software that has been qualified with VNX No specific hardware requirements No specific network requirements EMC VNX for block or Symmetrix storage system Restrictions The restrictions that apply to configuring a VTLU for NDMP backups are e AVTLU works only with NDMP e VNX Snapshots for file file systems cannot be imported into a VTLU e Inan NDMP backup to disk solution the primary disk storage to be backed up must be attached to VNX and not to the backup server that is running the backup software e The server archive and server mt commands are not compatible with a VTLU e The server_devconfig command does not discover VTLUs it discovers only physical devices e Use dedicated file systems for VTLU storage e Auto extend should be set to No e Tape cloning is supported use your backup software to clone a tape which moves it from disk to tape e When a VTLU emulates a particular TLU for example in IBM Tivo
18. a Mover lt fs_name gt name Of the file system to import lt tlu_id gt ID of the VILU slot impexp vault destination of the tapes slot is the default value Example To import the file system called ufs1 to the slots on VTLU 1 type server vtlu server 2 storage import ufsl tlu 1 destination slot 2 Run an inventory from your backup software Delete storage Deleting a file system from a VTLU breaks the association between the file system and the VTLU as well as deletes a set of virtual tapes Any data stored on the tapes is also deleted The file system itself is not deleted it remains mounted on the Data Mover To delete storage from a VTLU use this command syntax server _vtlu lt movername gt storage delete lt fs_name gt barcodeprefix lt barcode_prefix gt tlu lt tlu_id gt where lt movername gt name of the Data Mover lt fs_name gt name of the file system lt barcode_prefix gt barcode prefix associated with the file system you want to delete lt tlu_id gt lD of the VTLU Example To delete storage from ufs1 on VTLU 1 type server _vtlu server 2 storage delete ufs1 tlu 1 server 2 done LORE Configuring NDMP Backup to Disk on VNX 7 0 Managing Extend storage When you extend storage you add virtual tapes to a VTLU The user should extend the file system of the VTLU manually before extending the storage Steps to extend storage are 1 Add storage to a VTLU b
19. age use one of these methods Add storage with the default settings on page 24 Add customized storage on page 24 Add storage with the default settings When you add new storage you can use the default settings for the VTLU as shown in this section Add customized storage on page 24 describes the procedure to customize the storage settings Steps to add storage with default settings are 1 Add storage to a VTLU by using this command syntax server_vtlu lt movername gt storage new lt fs name gt tlu lt tlu_id gt where lt movername gt name of the Data Mover lt fs_name gt name of the file system lt tlu_id gt ID of the VTLU Example To add storage to VTLU 1 on server_2 type server_vtlu server_2 storage new ufsl tlu 1 Output server 2 done Note Add customized storage on page 24 provides the default VTLU configurations 2 Run an inventory from the backup software Add customized storage Steps to add customized storage are Configuring NDMP Backup to Disk on VNX 7 0 Configuring 1 Add storage to a VTLU by using this command syntax server_vtlu lt movername gt storage new lt fs name gt tlu lt tlu_id gt tapesize lt size gt G tapes lt num tapes gt barcodeprefix lt barcode _prefix gt destination slot impexp vault where lt movername gt name of the Data Mover lt fs_name gt name of the file system to be associated with the VTLU lt tlu_id gt ID of the
20. and drives cannot exceed 65 535 import export slots number of import or export slots the sum of the slots import or export slots and drives cannot exceed 65 535 robot vendor name of the robot vendor which can contain up to eight characters robot product product name of the robot which can contain up to 16 characters robot revision robot revision number which can contain up to four characters robot serial number robot serial number this value is randomly generated and assigned robot device name robot device name in the format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y gt SCSIID lt z gt SCSILUN Note Only the starting chain number can be modified drives number of drives the sum of the slots import or export slots and drives cannot exceed 65 535 drive vendor drive vendor name which can contain up to eight characters drive product drive product name which can contain up to 16 characters drive revision drive revision number which can contain up to four characters Configure a VILU with Tivoli Storage Manager Configuring 24 Add storage Adding storage to a VTLU associates a file system with it To associate a file system with a VTLU the file system must be mounted on the Data Mover where the VTLU resides It is recommended that you use dedicated file systems as VTLU storage A VTLU can have multiple file systems associated with it To add stor
21. and revision number Virtual tape drive vendor name product name and revision number Number of tape drives slots and import or export slots Most backup software applications do not require modifications to the VTLU properties Note The sum of the slots import or export slots and drives cannot exceed 65 535 With IBM Tivoli Storage Manager backup software the number of import or export slots defined for a VTLU must be between one and eight Also the robot and drive information must match the actual robot and tape drive information in your environment To modify a VTLU configuration use this command syntax server _vtlu lt movername gt tlu modify lt tlu_id gt robot vendor lt vendor gt product lt product gt revision lt revision gt slots lt num_slots gt impexp lt num_ impexp_slots gt drives lt num_drives gt drive vendor product lt product gt revision lt revision gt lt vendor gt where lt movername gt name of the Data Mover SEE Configuring NDMP Backup to Disk on VNX 7 0 Managing lt tlu_id gt ID of the VTLU lt vendor gt irtual robot vendor name which can contain up to eight characters the default is EMC lt product gt virtual robot product name which can contain up to 16 characters the default value is st obot lt revision gt Vvirtual robot revision number which can contain up to four characters the default value is 1 0 lt num_slots gt number of slots in the VTL
22. been unloaded by the backup software loaded a tape is in the drive and the drive is loaded in use the drive is in use for a backup or restore tape_barcode barcode of the tape loaded in the tape drive if any 4 Run an inventory from your backup software Manage virtual tapes elare re are List VTLU information The tasks to query the VTLU for information on its configuration properties are List VTLUs on a Data Mover on page 48 List VTLU information on page 49 View the Chain ID on page 50 List VTLU tapes on page 51 View tape information on page 52 List the VTLU drives on page 53 List drive information on page 54 List VILUs on a Data Mover To view a list of VTLUs for the Data Mover use this command syntax server_vtlu lt movername gt tlu list where lt movername gt name of the Data Mover Example To list the VTLUs configured on server_2 type server_vtlu server 2 tlu list product evision svtlRobot 0 svtlRobot 01 1 1 svtlRobot 1 01 5 1 1 vtlu 0 svtlRobot 0 svtlRobot lt 01 CT Configuring NDMP Backup to Disk on VNX 7 0 serial number device nam NvP6ZHP1k5 gkzp9492k5 P8gIgqs2k5 1X21uML2k5 RLMgE853k5 TogVYQH3k5 c0t010 c0t015 c0t0114 c0t113 c0t118 c0t1111 Managing Column definitions id ID number for the VTLU vendor vendor name associated with the VTLU product VTLU product name revision VTLU revision nu
23. de then proceed to step 2 Otherwise query the VTLU to identify the barcode of the tape you want to insert by using this command syntax server_vtlu lt movername gt tlu tape list lt tlu id gt where lt movername gt name of the Data Mover lt tlu_ia gt ID of the VTLU Example To list the tape information for VTLU 1 on server_2 type server _vtlu server 2 tlu tape list 1 Output barcode filesystem capacity GB location source slot prel10009 ufs2 50 slot 9 9 prel000a ufs2 50 slot 10 10 prel000b ufs2 40 vault prel10004 ufs2 50 slot 4 4 prel10005 ufs2 50 SLOGES 5 pre10006 ufs2 50 slot 6 6 pre10007 ufs2 50 slot 7 7 pre10008 ufs2 50 slot 8 8 pre10000 ufs2 50 slot 0 0 prel10002 ufs2 50 slot 2 2 prel10001 ufs2 50 slot 1 1 pre10003 ufs2 50 slot 3 3 Column definitions barcode barcode associated with the virtual tape the first part of the barcode the prefix is constant across a file system In this example pre1 is the barcode prefix filesystem name of the file system associated with the virtual tapes capacity virtual tape capacity in GB location element type and element ID of the virtual tape possible element types are slot drive import or export robot and vault source_slot original slot number 2 Insert a virtual tape from the vault into an import or export slot by using this command syntax server _vtlu lt movername gt tape insert lt tape_barcode gt tlu lt tlu_id gt GER C
24. dure in this section explains how to find the device names you need for the backup software To configure the VTLU device names in the backup software refer to your backup software documentation Note VTLU device names cannot be discovered by using the server_devconfig command The server_devconfig command discovers only physical devices Steps to configure your backup software 1 View a list of VTLUs for the Data Mover by using this command syntax server_vtlu lt movername gt tlu list where lt movername gt name of the Data Mover Example To list the VTLUs configured on server_2 type server _vtlu server 2 tlu list Output id vendor product revision serial number device name 1 legato vtlu 2 0 1X21uML2k5 c0t010 2 EMC svltRobot 1 01 gkzp9492k5 cOt017 3 EMC svltRobot 1 01 P8gIgqs2k5 c0t0112 Column definitions id ID number for the VILU vendor vendor name of the VTLU robot which can contain up to eight characters the default value is EMC product VTLU product name which can contain up to 16 characters the default value is svtIRobot revision VTLU revision number which can contain up to four characters the default value is 1 0 serial_number VTLU serial number which the Data Mover automatically assigns device_name device name of the VTLU virtual robot in the following format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number Configuring NDMP Backup to Disk on VNX
25. ed in the tape drive if any Configure your backup software Configuring 3 Configure the VTLU device names in the backup software The backup software documentation that your vendor provides gives specific instruction KW Configuring NDMP Backup to Disk on VNX 7 0 4 Managing The tasks to manage NDMP backups to disk are Modify a VTLU configuration on page 30 Manage storage on page 38 Manage virtual tapes on page 41 List VTLU information on page 48 Configuring NDMP Backup to Disk on VNX 7 0 Managing Modify a VTLU configuration The tasks to modify a VTLU configuration are Modify properties on page 30 Configure the chain ID on page 33 Delete a VTLU on page 35 Modify properties You can modify the robot and drive information if your backup software requires particular information to recognize the VTLU For example if the backup software returns an error when you run an inquiry command such as unknown TLU or TLU not supported then you might need to change the VTLU robot and drive information The information might need to match what the backup software expects The options for modifying the configuration settings can be used individually or in combination The example in this section shows how to modify all options at once You can configure a subset of the options without configuring all of them The VTLU properties that you can modify are Robot vendor name product name
26. elated information Zeus 11 Chapter 2 Concepts sek 13 VILU COMPONENES 5 cccscessssosscsesessssessescsssseassussesesdssvssscssessssstessesessesvasesesessssssvestos 14 VILU deyice E 14 Configuring gtdeltnesg iiias ieii kesri aranin a iE aran ke aea iaon iaa tak En Ekai 15 E eege E ue re e DEE 17 Configure a new VILL enee REENEN 18 Create a VTLU with default setttmge eneen 18 Create and customize a new VILL 20 Configure a VTLU with Tivoli Storage Manager 22 Add StOLage cesecceccccsessesesssnetssessseeseseseecesesesescenensneseseseensseececeeesessseeenesesssesseneneeees 24 Add storage with the default setttmges een 24 Add customized etorage EEN 24 Configure your backup software 26 Chapter 4 ee e Ga EE 29 Modify a VILU confteuratton EE 30 Modify Propertie Seso irienn EE E 30 Configure the chain ID 33 Configuring NDMP Backup to Disk on VNX 7 0 Deleted VV Wires Sgr Ee eebe 35 Manage Storage cisssssecscasssssssccnssonssessescenstesesseopendsonbsesonsevsonvsenacsednesedadonoeosensave sess 38 Export StOLAQC ees ccecsdssonessescvsonevsnstetosesonseoterensaecogcearaneseg onenari iaie 38 Import StOLrage cccecccescsssesesesesenenetenesesseeeneeseseseesesesesseseeescseseneeneseses 39 IR 40 E Ee 41 Manage Virtual tapes coinn n S E R R E 41 Insert virtual tap S scusi isr anu rank s iaa AAEE 42 Eject virtual tapes EE REE EEE E EAE 44 Unmount a virtual tape ss essesessesseerissessesrestissesstsnstieresntsnenrenre
27. ere lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU KI Configuring NDMP Backup to Disk on VNX 7 0 Managing Example To delete the VTLU 1 from server_2 type server_vtlu server_2 tlu delete 1 Output server_2 done Remove configuration references to this VTLU in your backup software Verify that VTLU 1 was deleted by using this command syntax server vtlu lt movername gt tlu list where lt movername gt name of the Data Mover Example To list the VTLUs configured on server_2 type server _vtlu server 2 tlu list Output id vendor product revision serial number device nam 2 EMC svltRobot 1 0 gkzp9492k5 ce2t0l5 3 EMC svltRobot 1 0 1X21uML2k5 c2t0110 4 EMC svltRobot 1 0 RLMgE853k5 e2t0115 5 EMC svltRobot 1 01 nAwCOuo3k5 c2t114 6 EMCCorp vtluRobot 1l la XEd8EhX4k5 e2t2113 Column definitions id ID number for the VILU vendor VILU robot vendor name which can contain up to eight characters EMC is the default value product VTLU product name which can contain up to 16 characters svtlRobot is the default value revision VTLU revision number which can contain up to four characters the default value is 1 0 serial_number VTLU serial number which the Data Mover automatically assigns device name device name of the VTLU virtual robot in the format c lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y g
28. ew the Chain ID Use this command to discover the chain ID associated with a VTLU The chain ID is part of the virtual device name associated with the VTLU You can modify the chain ID if you have a device name collision with a physical TLU s device name Configure the chain ID on page 33 describes how to modify the chain ID To view the chain ID use this command syntax server_vtlu lt movername gt service info where lt movername gt name of the Data Mover Example To query the VTLU on server_2 for the chain ID type server_vtlu server 2 service info server 2 starting chain id 0 EAR Configuring NDMP Backup to Disk on VNX 7 0 Managing Output definition server 2 Data Mover on which you are viewing information starting chain id starting chain of the VTLU device name this value is the first number in the device name it applies to all VTLU devices on the Data Mover List VTLU tapes To query the VTLU for virtual tape information use this command syntax server_vtlu lt movername gt tape list lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU Example To view tape information for VTLU 1 which resides on server_2 type server _vtlu server 2 tape list 1 filesystem capacity GB location source slot ufsl 50 drive 2 ufsl 50 slot 10 ufsl 50 ufsl 50 ufsl 50 ufsl 50 ufsl 50 ufsl ufsl ufsl ufsl ufsl lot 2 rive 3 lot 4 lot 7 lot
29. exceed 65 535 drive vendor drive vendor name which can contain up to eight characters drive product drive product name which can contain up to 16 characters drive revision drive revision number which can contain up to four characters Configure a new VTLU Configuring 22 Configure a VTLU with Tivoli Storage Manager This is an example of a VTLU configured with Tivoli Storage Manager With IBM Tivoli Storage Manager backup software the number of import or export slots defined for a VTLU must be between one and eight Also the robot and drive information must match the actual robot and tape drive information in your environment Note You can configure a VTLU with Tivoli Storage Manager in different ways This example shows one of the configurations To configure a VTLU with Tivoli Storage Manager and specify its configuration settings type server_vtlu server_3 tlu new robot vendor ATL product p1000 drive vendor Quantum product DLT7000 id 1 slots 32 import export slots 8 robot vendor ATL robot product P1000 robot revision t01 robot serial number JYK4YHP1k5 robot device nam c0t010 drives 4 drive vendor QUANTUM drive product DLT7000 drive revision 1 0 Configuring NDMP Backup to Disk on VNX 7 0 Configuring Output definitions id VTLU ID which is automatically assigned and cannot be modified slots number of slots on the VTLU the sum of the slots import or export slots
30. finitions barcode barcode associated with the virtual tape the first part of the barcode the prefix is constant for all tapes asso ciated with the same file system In this example pre1 is the barcode prefix filesystem file system associated with the tape capacity Capacity of the tape in GB location location of the tape source slot Slot where the tape resided before its current location List the VTLU drives To view the drives associated with a VTLU use this command syntax server vtlu lt movername gt drive list lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU Example To view the drives on VTLU 1 which resides on server_2 type server _vtlu server 2 drive list 1 drive id device nam serial number status tape barcode 0 c0t0ll Lk8rbmg000 loaded prel0003 1 c0t012 1Rwzcmg000 loaded prel0009 2 c0t013 hnVHdmg0 00 loaded prel0008 3 c0t014 xTgQemg000 loaded prel0006 List VILU information Monooing Column definitions drive _id D of the virtual tape drive the default IDs are 0 3 fora VTLU with four drives device name device name of the virtual drive in the following format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y gt SCSIID lt z gt SCSILUN Only the chain ID can be modified the default chain ID is 0 serial number drive serial number which the Data Mover automatically assigns status
31. g NDMP Backup to Disk on VNX 7 0 Managing Configure the chain ID When you create a VTLU or drive a device name is assigned to represent the connection between the device and the Data Mover The format of the device name is c lt x gt t lt y gt lt z gt the same as a physical device name where the variables represent lt x gt SCSI starting chain number lt y gt SCSI ID lt z gt SCSI LUN Only the starting chain number can be modified When you modify the chain number it applies across the Data Mover including all the VTLU device names on the Data Mover To change the starting chain for a Data Mover use this command syntax server_vtlu lt movername gt service set chain lt chain id gt where lt movername gt name of the Data Mover lt chain_id gt chain ID value which is part of the device name Example To assign the chain ID a value of 2 type server _vtlu server 2 service set chain 2 server 2 done The starting chain number applies to all VTLU devices on the Data Mover including the virtual tape drives A physical device chain ID cannot exceed 8192 If you setthe VTLU chain ID to a value greater than 8192 such as 10000 then there is no risk of contention among virtual and physical device names However the maximum allowable chain ID value can be restricted to a value less than 10000 by your backup software Modify a VILU configuration Monooing Verify the chain number T
32. gt slots lt num_slots gt impexp lt num_ impexp_slots gt drives lt num_drives gt drive vendor lt vendor gt product lt product gt revision lt revision gt where lt movername gt name of the Data Mover lt vendor gt Virtual robot vendor name which can contain up to eight characters the default value is EMC lt product gt virtual robot product name which can contain up to 16 characters the default value is st obot lt revision gt virtual robot revision number which can contain up to four characters the default value is 1 0 lt num_slots gt number of slots in the VTLU the default value is 32 the sum of the slots import or export slots and drives cannot exceed 65 535 lt num_impexp_slots gt number of import or export slots in the VTLU the default value is 8 the sum of the slots import or export slots and drives cannot exceed 65 535 lt num_drives gt number of drives in the VTLU the default value is 4 the sum of the slots import or export slots and drives cannot exceed 65 535 lt vendor gt virtual drive vendor name which can contain up to eight characters the default value is EMC lt product gt virtual drive product name which can contain up to 16 characters the default value is svtIDrive lt revision gt Vvirtual drive revision number which can contain up to four characters the default value is 1 0 Example To configure a VTLU and specify its configuration settings type
33. ilable at http Support EMC com After logging in to the EMC Online Support website locate the applicable Support by Product page find Tools and click E Lab Interoperability Navigator Error messages Allevent alert and status messages provide detailed information and recommended actions to help you troubleshoot the situation To view message details use any of these methods e Unisphere software Right click an event alert or status message and select to view Event Details Alert Details or Status Details e CLI Type nas_message info lt MessageID gt where lt MessageID gt is the message identification number e Celerra Error Messages Guide e Use this guide to locate information about messages that are in the earlier release message format e EMC Online Support e Use the text from the error message s brief description or the message s ID to search the Knowledgebase on the EMC Online Support website After logging in to EMC Online Support locate the applicable Support by Product page and search for the error message EMC Training and Professional Services EMC Customer Education courses help you learn how EMC storage products work together within your environment to maximize your entire infrastructure investment EMC Customer Education features online and hands on training in state of the art labs conveniently located throughout the world EMC customer training courses are developed and delivered by EM
34. li Storage Manager backup software the import or export slots must match what IBM would expect to see if it were a real TLU instead of a VTLU Also import or export slots should never be specified as 0 and must be in the range from 1 through 8 The default for import or export slots is 8 e When you create anew storage using IBM Tivoli and NDMP to disk with Celerra Network Server version 5 6 do not specify the barcode prefix in lowercase letters IBM Tivoli does not support barcode prefix in lowercase Configuring NDMP Backup to Disk on VNX 7 0 Introduction If you do not specify the barcode prefix it will be generated in uppercase letters User interface choices VNX offers flexibility in managing networked storage that is based on your support environment and interface preferences This document describes how to configure NDMP backups to disk by using the command line interface CLI You can also perform all of these tasks by using one of VNX management applications EMC Unisphere VNX Monitor Microsoft Management Console MMC snap ins Active Directory Users and Computers ADUC extensions For additional information about managing your VNX Learning about VNX Unisphere online help Application s online help system in the VNX Documentation on EMC Online Support Installing Management Applications on VNX for File provides instructions on launching Unisphere and on installing the MM
35. matically assigned an ID which you use when configuring or managing the VTLU After creating the VTLU add storage to it which associates a file system with the VTLU And then configure the VTLU device names in your backup software Using a VTLU requires that VNX be configured for NDMP operations which involves these procedures Configure Data Movers if necessary for your backup software vendor Create a username and password on the Data Mover that will be used for NDMP access For the password it is recommended that you use the MD5 password encryption method for security reasons The username and password are case sensitive Configure the appropriate NDMP environment variables or parameters Configuring NDMP Backups on VNX contains information for performing these procedures If you have already configured the Data Movers for NDMP you do not need to change the configuration settings to use a VTLU The VNX configuration settings for NDMP are the same for physical and virtual TLUs The tasks to configure a VTLU are Configure anew VTLU on page 18 Configure a VTLU with Tivoli Storage Manager on page 22 Add storage on page 24 Configure your backup software on page 26 Configuring NDMP Backup to Disk on VNX 7 0 Configuring Configure a new VTLU To configure a new VTLU use one of these methods Create a VTLU with default settings on page 18 Create and customize anew VTLU on page 20 Create a VTLU
36. mber serial number VTLU Serial number which the Data Mover automatically assigns device name device name of the virtual robot List VILU information To view information on the VTLU robot drives slots and import or export slots use this command syntax server vtlu lt movername gt tlu info lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt lD of the VTLU server 2 id 1 slots 48 import export slots 16 robot vendor EMC robot product svtlRobot robot revision 1 0 robot serial number NvP6ZHP1k5 robot device name c0t010 drives 8 drive vendor EMC drive product svtlDrive drive revision 1 0 List VILU information 49 Monooing Output definition id VTLU ID slots number of slots on the VTLU sum of the slots import or export slots and drives cannot exceed 65 535 import export slots number of virtual import or export slots in the VTLU robot vendor vendor name associated with the virtual robot robot product product name associated with the virtual robot robot revision revision number of the virtual robot robot serial number Serial number of the virtual robot robot device name device name of the VTLU robot drives number of virtual drives in the VTLU drive vendor vendor name associated with the virtual drive drive product drive product name that can contain up to 16 characters drive revision revision number associated with the virtual drive Vi
37. nfo tlu 3 Output Modify a VILU configuration Managing server 2 tlu id 3 filesystem fs _luy2 2 barcode prefix 0222 tlu_id filesystem Za delete storagel barcode prefix 0235 tlu_id 3 filesystem fs _ phile barcode prefix 0243 Column definitions tlu_id ID of the VTLU that you are viewing for information filesystem file system associated with the VTLU barcode_prefix barcode prefix associated with the file system 2 Break the association between the storage and the VTLU which deletes any data on the virtual tapes by using this command syntax server _vtlu lt movername gt storage delete lt fs_name gt barcodeprefix lt barcode prefix gt tlu lt tlu_id gt Note You can also export the storage instead of deleting it if you want to move the VTLU to another Data Mover Export storage on page 38 provides more information Deleting storage does not delete the underlying file system the file system remains mounted on the Data Mover where lt movername gt name of the Data Mover lt fs_name gt name of the file system lt barcode_prefix gt barcode prefix associated with the file system you want to delete lt tlu_id gt ID of the VTLU Example To delete the ufs1 file system from VTLU 1 type server _vtlu server 2 storage delete ufsl tlu 1 Output server 2 done 3 Delete the VTLU by using this command syntax server _vtlu lt mover name gt tlu delete lt tlu_id gt wh
38. ns information essential to operation of the software Note A note presents information that is important but not hazard related Hint A note that provides suggested advice to users often involving follow on activity for a particular action Where to get help EMC support product and licensing information can be obtained as follows Product information For documentation release notes software updates or for information about EMC products licensing and service go to the EMC Online Support website registration required at http Support EMC com Troubleshooting Go to the EMC Online Support website After logging in locate the applicable Support by Product page Technical support For technical support and service requests go to EMC Customer Service on the EMC Online Support website After logging in locate the applicable Support by Product page and choose either Live Chat or Create a service request To open a service request through EMC Online Support you must have a valid support agreement Contact your EMC sales representative for details about obtaining a valid support agreement or with questions about your account Note Do not request a specific support representative unless one has already been assigned to your particular system problem Your comments Your suggestions will help us continue to improve the accuracy organization and overall quality of the user publications Please send your opini
39. o verify that the chain number was modified use this command syntax server _vtlu lt movername gt service info where lt movername gt name of the Data Mover Example To query the VTLU on server_2 for the chain ID type server _vtlu server 2 service info server 2 starting chain id Output definition server 2 Data Mover on which you are viewing information starting chain id starting chain of the VTLU device name KI Configuring NDMP Backup to Disk on VNX 7 0 Managing Delete a VTLU When deleting a VTLU you must first break the association between the storage and the VTLU You cannot delete a VTLU that has associated storage Note Perform steps 1 and 2 if the VTLU has associated storage otherwise proceed to step 3 Steps to delete a VTLU are 1 Identify the storage you want to free from association with the VTLU by using this command syntax server_vtlu lt movername gt storage list lt tlu id gt Note If the file system name is too long it can be truncated Use the info option to obtain the complete file system details or server_vtlu lt movername gt storage info tlu lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU Example To list the storage associated with VTLU 1 on server_2 type server _vtlu server 2 storage list 1 Output tlu_id filesystem barcode prefix 1 ufsl prel or server _vtlu server 2 storage i
40. on of this document to Configuring NDMP Backup to Disk on VNX 7 0 Preface techpubcomments EMC com Configuring NDMP Backup to Disk on VNX 7 0 Preface GEE Configuring NDMP Backup to Disk on VNX 7 0 Introduction The EMC VNX virtual tape library unit VTLU for Network Data Management Protocol NDMP allows VNX to back up data directly to disk based storage by means of the NDMP protocol The EMC VTLU feature expands the functionality of the industry standard NDMP protocol to include compatibility with disk based storage allowing you to manage physical tape library units TLUs and VTLUs from the same NDMP compatible backup software A VTLU resides on a Data Mover and communicates with the backup software in the same manner as a physical TLU The backup software for example EMC NetWorker cannot distinguish between a VTLU and a physical TLU The EMC E Lab Interoperability Navigator provides information on qualified backup software vendors EMC NDMP backup to disk solution Lowers the risk of mechanical failures and has the reliability of VNX file systems Eliminates the need to clean tapes to maintain performance levels Uses your existing NDMP infrastructure This document is part of the VNX documentation set and is intended for system administrators responsible for managing and performing NDMP backups Use this document and Configuring NDMP Backups on VNX to perform NDMP backup and restore operations on VN
41. onfiguring NDMP Backup to Disk on VNX 7 0 Managing where lt movername gt name of the Data Mover lt tape_barcode gt barcode of the virtual tape lt tlu_id gt ID of the VTLU Example To move a virtual tape from the vault to an import or export slot type server_vtlu server_2 tape insert pre1000b tlu 1 Output server 2 done Verify that the tape has been moved from the vault to an import or export slot List the tape information by using this command syntax server _vtlu lt movername gt tlu tape list lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VILU Example To list the tape information for VTLU 1 on server_2 type server _vtlu server 2 tlu tape list 1 Output barcode filesystem capacity GB location source slot prel10009 ufs2 50 slot 9 9 prel000a ufs2 50 slot 10 10 prel000b ufs2 41 impexp 11 prel10004 ufs2 50 slot 4 4 prel10005 ufs2 50 slot 5 3 pre10006 ufs2 50 slot 6 6 prel10007 ufs2 50 slot 7 7 pre10008 ufs2 50 slot 8 8 pre10000 ufs2 50 slot 0 0 prel10002 ufs2 50 slot 2 2 prel10001 ufs2 50 slot 1 1 prel10003 ufs2 50 slot 3 3 Column definitions barcode barcode associated with the virtual tape the first part of the barcode the prefix is constant across a file system In this example pre1 is the barcode prefix filesystem name of the file system associated with the virtual tapes capacity virtual tape capacity in
42. ount a virtual tape are 1 If you already know the drive ID then proceed to step 2 Otherwise identify the tape drive ID for the tape you want to unmount by using this command syntax server vtlu lt movername gt drive list lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VTLU Example To list the drive information for VTLU 1 type server _vtlu server 2 drive list 1 Output Manage virtual tapes 45 Managing drive id device_nam serial number status tape barcode 0 e2t2114 VtwsQVq300 loaded pre10001 if e2t2115 bOVARVq300 empty 2 c2t218 rwgJSVq300 empty Column definitions drive_id ID of the virtual tape drive the default IDs are 0 3 for a VTLU with four drives device name device name of the virtual drive in the format c lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y gt SCSI ID lt z gt SCSI LUN Only the chain ID can be modified the default chain ID is 0 serial_number drive serial number which the Data Mover automatically assigns status status of the tape drive options are empty no tape is in the drive full a tape is in the drive but the drive has been unloaded by the backup software loaded a tape is in the drive and the drive is loaded in use the drive is in use for a backup or restore tape_barcode barcode of the tape loaded in the tape drive if any 2 Unmount a virtual tape drive by using
43. snesnnnrenneen 45 List VELU formation EE 48 List VTLUSs on a Data Mover ee 48 List VILU informatike EE 49 View the Chain RE 50 EE AASRRER nea rinisin 51 View tape 1nformaton En 52 List th VILU Ati ves sasssiscsciavsscsessied visesttscesi sess cobevssesansscndivvanstasts nn e 53 List drive miormation EE 54 Chapter 5 Troubleshooting 2 ccccecceeeeeeceeeeeeeeeseeeeeeeeeeeeeeeeeeeeeeeees 57 EMC E Lab Interoperability Navigator 58 ee TE 58 EMC Training and Professional Derviecesg een 58 MOSS ONY eege eege 61 Lie Seen en ee mee ee err ee coe ere re 63 Configuring NDMP Backup to Disk on VNX 7 0 Preface As part of an effort to improve and enhance the performance and capabilities of its product lines EMC periodically releases revisions of its hardware and software Therefore some functions described in this document may not be supported by all versions of the software or hardware currently in use For the most up to date information on product features refer to your product release notes If a product does not function properly or does not function as described in this document please contact your EMC representative Configuring NDMP Backup to Disk on VNX 7 0 Preface Special notice conventions EMC uses the following conventions for special notices A CAUTION A caution contains information essential to avoid data loss or damage to the system or equipment Important An important note contai
44. t SCSI ID lt z gt SCSI LUN The default starting chain is 0 Modify a VTLU configuration Managing 38 Manage storage The tasks to manage the storage associated with a VTLU are Export storage on page 38 Import storage on page 39 Delete storage on page 40 Extend storage on page 41 Export storage You can export storage from a VTLU which makes the storage inaccessible until it is imported into another VTLU When you export storage the operation applies to a storage area not to individual tapes Note You must unmount all associated tapes from their drives before you can export a VTLU storage Unmount a virtual tape on page 45 provides more information Steps to export storage are 1 If you already know the name of the file system then proceed to step 2 Otherwise query the VTLU to identify the name of the file system you want to export by using this command syntax server_vtlu lt movername gt storage list lt tlu_id gt Note If the file system name is too long it can be truncated Use the info option to obtain the complete file system details or server vtlu lt movername gt storage info tlu lt tlu_id gt where lt movername gt name of the Data Mover lt tlu_id gt ID of the VILU Example To list the tape information for VTLU 1 on server_2 type server _vtlu server 2 storage list 1 Output tlu_id filesystem barcode prefix 1 ufsl prel Configuring NDMP Backup to
45. t serial number robot serial number this value is randomly generated and assigned robot device name robot device name in the format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y gt SCSIID lt z gt SCSILUN Note Only the starting chain number can be modified drives number of drives the sum of the slots import or export slots and drives cannot exceed 65 535 drive vendor drive vendor name which can contain up to eight characters drive product drive product name which can contain up to 16 characters drive revision drive revision number which can contain up to four characters Configure a new VTLU 19 Configuring Create and customize a new VTLU This task provides options to create a new VTLU If you do not specify these options the default values are used as shown in Create a VTLU with default settings on page 18 While this example shows all options you can configure a subset of these options while using the default values for others With IBM Tivoli Storage Manager Backup software the number of import or export slots defined for a VTLU must be between one and eight Also the robot and drive information must match the actual robot and tape drive information in your environment To create and customize a new VTLU use this command syntax server_vtlu lt movername gt tlu new robot vendor lt vendor gt product lt product gt revision lt revision
46. tape drive status options are empty no tape is in the drive fu11 a tape is in the drive but the drive has been unloaded by the backup software loaded a tape is in the drive and the drive is loaded in use the drive is in use for a backup or restore tape barcode barcode of the tape loaded in the tape drive if any List drive information To view drive information use this command syntax server _vtlu lt movername gt drive info lt drive_id gt tlu lt tlu_id gt where lt movername gt name of the Data Mover lt drive_id gt ID of the drive on which you want to list information lt tlu_id gt lD of the VTLU Example To view information on drive 2 on VTLU 1 type server _vtlu server 2 drive info 2 tlu 1 ELW Configuring NDMP Backup to Disk on VNX 7 0 Managing server 2 id device_nam c0t018 status loaded serial number hnVHdmg000 status loaded tape barcode prel0008 Output definitions id ID of the virtual tape drive the default IDs are 0 3 fora VTLU with four drives device name device name of the virtual drive in the format C lt x gt t lt y gt l lt z gt where lt x gt SCSI starting chain number lt y gt SCSIID lt z gt SCSILUN Only the chain ID can be modified the default chain ID is 0 serial number serial number of the drive which is automatically assigned status drive status options are empty no tape is in the drive u11 tape is in the dri
47. ve but the drive has been unloaded by the backup software loaded tape is in the drive and the drive is loaded in use drive is in use for a backup or restore tape barcode barcode of the tape loaded in the tape drive if any List VILU information ER Monooing ELW Configuring NDMP Backup to Disk on VNX 7 0 Troubleshooti As part of an effort to continuously improve and enhance the performance and capabilities of its product lines EMC periodically releases new versions of its hardware and software Therefore some functions described in this document may not be supported by all versions of the software or hardware currently in use For the most up to date information on product features refer to your product release notes If a product does not function properly or does not function as described in this document contact your EMC Customer Support Representative Problem Resolution Roadmap for VNX contains additional information about using the EMC Online Support website and resolving problems Topics included are EMC E Lab Interoperability Navigator on page 58 Error messages on page 58 EMC Training and Professional Services on page 58 Configuring NDMP Backup to Disk on VNX 7 0 5 ng Troubleshooting EMC E Lab Interoperability Navigator The EMC E Lab Interoperability Navigator is a searchable web based application that provides access to EMC interoperability support matrices It is ava
48. with default settings To create a new VTLU with the default configuration settings use this command syntax server vtlu lt movername gt tlu new where lt movername gt name of the Data Mover Example To create a new VTLU on Server_2 type server _vtlu server 2 tlu new 1 32 8 EMC svltRobot id slots import export slots robot vendor robot product robot revision L0 robot serial number gkzp9492k5 robot device nam c0t0l0 drives 4 drive vendor EMC drive product svltDrive drive revision L 0 Note This output shows the VTLU default values The only values that cannot be modified are VTLU ID Robot serial number Last two numbers in the device name only the first number the starting chain can be modified For the first VTLU the first number is 0 CC Configuring NDMP Backup to Disk on VNX 7 0 Configuring Output definitions id VTLU ID which is automatically assigned and cannot be modified slots number of slots on the VTLU the sum of the slots import or export slots and drives cannot exceed 65 535 import export slots number of import or export slots the sum of the slots import or export slots and drives cannot exceed 65 535 robot vendor name of the robot vendor which can contain up to eight characters robot product product name of the robot which can contain up to 16 characters robot revision robot revision number which can contain up to four characters robo
49. y using this command syntax server_vtlu lt movername gt storage extend lt fs name gt tlu lt tlu_id gt tapesize lt size gt G tapes lt num tapes gt destination slot impexp vault where lt movername gt name of the Data Mover lt fs_name gt name of the file system that has been extended lt tlu_id gt ID of the VTLU lt size gt size of the tape in GB the maximum value is 16384 GB the default value of 50 GB is used if lt size gt and lt num tapes gt are not defined If lt size gt is not defined then it is calculated based on the amount of free space available on the file system lt num_tapes gt number of tapes on the VTLU the default is the maximum number of tapes that can be created based on the file system size slot impexp vault destination of the tapes slot is the default value Example To add storage to VILU 1 on server_2 type server_vtlu server 2 storage extend ufsl tlu 1 tapesize 1G tapes 5 destination slot Output server 2 done 2 Run an inventory from your backup software Manage virtual tapes The tasks to manage virtual tapes are Insert virtual tapes on page 42 Eject virtual tapes on page 44 Unmount a virtual tape on page 45 Manage storage 41 Managing Insert virtual tapes When you insert a virtual tape it is moved from the vault to an import or export slot Steps to insert virtual tapes are 1 Ifyou already know the tape barco
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