User Manual
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1. ndi a i e 6 L3 IPXE Server CONMQUIATOMN 6 1 4 Installing SLES11 SP3 on a Remote Storage over ISCSI 7 K J Mellanox Technologies Confidential Rev 1 0 Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target About this Manual This User Manual provides guidance for booting diskless PXE clients to SLES11 SP3 from remote storage over iSCSI using Mellanox adapter card and boot agent FlexBoot over Ethernet Network The setting up and configuration of the ISCSI target and PXE server as described within this document are merely recommendations and provided as 15 may be applied according to requirements of the environment in which the actual work takes place The actions described in this paper are focused on Mellanox solution e LLL il Mellanox Technologies Confidential Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target User Manual Rev 1 0 1 Using FlexBoot for Booting SLES11 SP3 from an ISCSI Target Below are Instructions on how to provision a diskless system the client with a fresh SLES11 SP3 installation to a remote storage IE a LUN partition on an ISCSI target and then SAN Booting 1SCSI boot the client using Mellanox PXE boot agent FlexBoot The iSCSI configuration in this document is very basic no CHAP authentication no multipath I O and demonstrates basic PXE SAN Boot capability In t2. com sgal U owes Lun 0 Path dev cciss c0d0p9 Type fileio IOMode wb ImmediateData Yes Maxconnectaons 1 Torneo en 2 res The local Hard Disk partition assigned to the LUN dev cciss cOdOp9 in the example Ah above must not contain any valuble data as this data will be destroyed by the installation process taking place later in this procedure 4 Edit the etc sysconfig iscsi target file as follow K s J Mellanox Technologies Confidential Rev 1 0 Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target 1 2 1 3 OPTIONS T o Grey tony Hobe 5 Start the ISCSI target service root8sqa030 etc init d iscsi target start 6 Perform a sanity check by connecting to the iSCSI target from a remote on the I0GE network link DHCP Server Configuration Edit a host declaration for your PXE client in the DHCP configuration file serving it with pxelinux 0 and restart your DHCP Here is an example of such host declaration inside DHCP config file host gadell011 filename 1 0 next server 12 7 5 307 option host names qe fik d eos on c cQ iq hardware ethernet 00 02 5 06 60 NOTE pxelinux 0 is a part of the syslinux RPM usr share syslinux pxelinux 0O To install the syslinux RPM on RedHat run yum install syslinux On SUSE zypper Install syslinux To get the latest version of syslinux please refer to http www sy
3. 5 integrated AIL 1 BREA MGA Slot Ol 15 2 10 Slot 5 ALAS FlexBaat 3 414 159 FUI 0H 0 se Up Down arrows to highlight desired item Se Enter to select highlighted item Use Esc to continue normal boot urreni User sk root 40 8 46 457 3 Select the Install SLES11 3 boot option from the menu see pxelinux cfg example above After about 30 seconds the SLES installer will issue the notification below due to the PXELINUX boot label we used above 1 7 Mellanox Technologies Confidential 1 0 Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target File View Macros Tools Power Virtual Media Help gt gt Linuxrc u3 3 91 Kernel 3 0 76 8 11 default lt lt lt urreni User s root 10 8 16 157 4 Click OK 5 Click on the Configure iSCSI Disks button File View Macros Tools Power NextBoot Virtual Media Help dee if Disk Activation SUSE Linux Enterprise Preparation w Welcome gt Disk Activation System Analysis Time Zone Installation Server Scenario Installation Summary Perform Installation Configuration Check Installation Hostname Configure iSCSI Disks Network Customer Center Online Update Service Clean Up Release Notes Hardware Configuration Help Abort urrent User s rcon 10 8 18 60 6 Choose Connected Targets Tab EN J Mellanox Technologies Confidential Using FlexBo
4. Mellanox TECHNOLOGIES Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target User Manual Rev 1 0 www mellanox com Mellanox Technologies Confidential THIS HARDWARE SOFTWARE OR TEST SUITE PRODUCT PRODUCT S AND ITS RELATED DOCUMENTATION ARE PROVIDED BY MELLANOX TECHNOLOGIES AS IS WITH ALL FAULTS OF ANY KIND AND SOLELY FOR THE PURPOSE OF AIDING THE CUSTOMER IN TESTING APPLICATIONS THAT USE THE PRODUCTS IN DESIGNATED SOLUTIONS THE CUSTOMER S MANUFACTURING TEST ENVIRONMENT HAS NOT MET THE STANDARDS SET BY MELLANOX TECHNOLOGIES TO FULLY QUALIFY THE PRODUCTO S AND OR THE SYSTEM USING IT THEREFORE MELLANOX TECHNOLOGIES CANNOT AND DOES NOT GUARANTEE OR WARRANT THAT THE PRODUCTS WILL OPERATE WITH THE HIGHEST QUALITY ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT ARE DISCLAIMED IN NO EVENT SHALL MELLANOX BE LIABLE TO CUSTOMER OR ANY THIRD PARTIES FOR ANY DIRECT INDIRECT SPECIAL EXEMPLARY OR CONSEQUENTIAL DAMAGES OF ANY KIND INCLUDING BUT NOT LIMITED TO PAYMENT FOR PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES LOSS OF USE DATA OR PROFITS OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY WHETHER IN CONTRACT STRICT LIABILITY OR TORT INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY FROM THE USE OF THE PRODUCT S AND RELATED DOCUMENTATION EVEN IF ADVISED OF THE POSSIBILITY
5. OF SUCH DAMAGE Mellanox TECHNOLOGIES Mellanox Technologies Mellanox Technologies Ltd 350 Oakmead Parkway Suite 100 Beit Mellanox Sunnyvale CA 94085 PO Box 586 Yokneam 20692 U S A Israel www mellanox com www mellanox com Tel 408 970 3400 Tel 972 0 74 723 7200 Fax 408 970 3403 Fax 972 0 4 959 3245 Copyright 2014 Mellanox Technologies All Rights Reserved Mellanox Mellanox logo BridgeX ConnectX Connect IB CORE Direct amp InfiniBridge InfiniHost InfiniScale MetroX MLNX OS PhyX ScalableHPC SwitchX UFM Virtual Protocol Interconnect and Voltaire are registered trademarks of Mellanox Technologies Ltd ExtendX FabricIT Mellanox Open Ethernet Mellanox Virtual Modular Switch MetroDX Unbreakable Link are trademarks of Mellanox Technologies Ltd All other trademarks are property of their respective owners 2 Document Number MLNX 1 5 XXXxJ Mellanox Technologies Confidential Table of Contents Rev 1 0 Table of Contents About this aaa aaah e qaa akuta etate cun tahap qupa 4 1 Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target 5 1 1 Configuring the iSCSI Target Machine 5 12 JDHGP Server u u umu Oen De ut acit iu
6. SO serai SO TargetPort 3260 debug 1 net 1 10 rootfstype ext3 rootdev dev sda2 rdshell The steps described in this document do not refer to an unattended installation with autoyast For official information on SLES unattented installation with autoyast please refer to https www suse com documentation sles1 1 book_autoyast page documentation sles 1 1 6 ook_autoyast data book_autoyast html The folowing is known to work with Mellanox NIC append s TL 1L E IW Des C I cero See Too jer install nfs lt NFS IP Address gt lt path the the repository directory gt autoyast nfs lt NFS IP Address gt lt path to autoyast xml directory gt autoyast unattended xml biosdevname 0 IPAPPEND 2 1 4 Installing SLES11 SP3 on a Remote Storage over iSCSI 1 Reboot the diskless client and perform a PXE boot with FlexBoot This is not an iSCSI boot rather a regular PXE initiated network deployment of SLES11 SP3 In the DHCP server configuration the PXELINUX pxelinux 0 and a SLES11 SP3 distribution media will be provided for network installation The clients HDD was removed beforehand therefore the installer will ask to locate a HDD The built in iSCSI discovery will be used to connect to the iSCSI target LUN partition 2 Reboot the client and invoke PXE boot with the Mellanox boot agent Fie Vew Macros fools Power Next Bool Virtual Media Help HIUS Boot Manager Horma l PLIS DUD 7 AH 0
7. his document IET is used as the iSCSI Target In the example below e 54 030 a Linux host performs the role of the PXE server and an iSCSI target and e Sqa070 a host performs the role of the PXE client and a sanity check environment e sqa030 The OS is configured with IP 12 7 6 30 and the DHCP IP configuration for the diskless client is 12 7 6 70 e sqaQ30 has a21 5GB disk partition on its local HDD called dev cciss cOd0p9 which will be used as the storage volume to host the client s OS It also serves as DHCP TFTP and NES server for PXE clients e Both servers have a Mellanox ConnectX 3 based IOGE NIC equipped with PXE boot capabilities via Expansion ROM called FlexBoot http www mellanox com page products_dyn amp product_family 34 amp mtag flexboot 1 1 Configuring the iSCSI Target Machine gt To configure the iSCSI target 1 Download the IET target software from http sourceforge net projects iscsitarget files iscsitarget 1 4 20 2 2 Install iSCSI target and additional required software on target server exepe 0 S OL cio i ee Si Wei lot 20 2 attese aC meore j O Oe riot n SCIES root8sqa030 iscsitarget 1 4 20 2 make amp amp make install 3 Create the IQN in the ietd configuration file root sqa030 vi etc iet ietd conf Optional for CHAP authentication uncomment the following lines IncomingUser joe secret tOutcgoingUser Jack l2charsecret Target ol qu galap
8. hne to make changes or use The Change menu below Create ewap votare deva 12 01 008 Craate root vss ea ta 07 9 GO eth etd Product SUSE pns Enapres Sarar 11 WO Make sure open iscsi RPM is selected for the installation under Software After the installation is completed the system will reboot Make sure you choose SLES11 3x64 iscsi boot label from the boot menu See PXE Server Configuration chapter above 23 Complete post installation configuration steps s NOTE It is recommended to download and install the latest version of MLNX OFED LINUX available from http www mellanox com page products dyn product familyz26 amp mtag linux sw driv ers 13 Mellanox Technologies Confidential
9. list om 7 Mellanox Technologies Confidential Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target User Manual Rev 1 0 fia View Macros Toot Power Virtuti hisis EFE I amp iSCSI Initiator Discovery 13 Click Next to exit the discovery screen 14 Go to the Connected Targets Tab again to confirm iSCSI connection with target F e View Macros Toots Power MextBos Vires Medea EPE I iSCSI Initiator Overview Current ak root 0 4 16 15 Click OK 16 Click Next back at the Disk Activation screen 17 Select New Installation 11 Mellanox Technologies Confidential Rev 1 0 Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target Hie View Macros Toots Power NextBoot Virtual Media asa Installation Mode SUSE Linux Enterprise Preparation gt System Analysis installation Configuration t nariak raat 40 R 16 157 18 Click Next 19 Complete Clock and Time Zone configuration 20 Select Physical Machine Macros Toots Power Mexi Boot Virtus liefs Help J Server Base Scenario ee SUSE Lim Enterprise Preparation w Uka k o AR ee eee 21 Click Next 22 Click Install GLEN Mellanox Technologies Confidential Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target User Manual Rev 1 0 Vene Toots Power Viies Medea J Installation Settings a head
10. ot for Booting SLES11 SP3 from an iSCSI Target User Manual Rev 1 0 File View Macros Tools Power NextBoot Virtual Media Help esas iSCSI Initiator Overview SUSE Linux Service Connected Targets Enterprise Preparation Welcome gt Disk Activation System Analysis Time Zone Installation Server Scenario Installation Summary Perform Installation Configuration mS 1 Initiator Offload Card Hl Hostname Spee 1 Tn 4 03 com mtl pxe030 01 6a4de9b75b7d default Software Check Installation L Customer Center J T 4 Online Update i MI i II B Service Release Notes Hardware Confiquration Current User s rcon 10 8 18 60 7 Click Add File View Macros Tools Power NextBoot Virtual Media Help e amp iSCSI Initiator Overview SUSE Linux Service Connected Targets Enterprise Interface Portal Address Target Name Start Up Preparation Welcome gt Disk Activation ystem Analysis Time Zone Installation Server Scenario Installation Summary Perform Installation Configuration Check Installation Tostname Networl Customer Center Online Update Service Clean Up Release Note Hardware Confiquration Current User s rcon 10 8 18 60 8 Enter the IP address of the iSCSI storage target 9 Click Next Mellanox Technologies Confidential Rev 1 0 Using Fle
11. slinux org PXE Server Configuration Download SLES11SP3 kISO VPLtgz from http www mellanox com page products_dyn amp product_family 34 amp mtag flexboot e An example of PXE server configuration s d dus 23 goo OD Ole dE SELL e Kernel and initrd for the installation E db L Kr Soc PT OO dba D li d aote ete ore LS 23 RISO VEL e Kernel and initrd for the boot after the installation Sube j 2 S cL SOS WIE eum j es Sere Joabig bos e kISO installation medium that can be used to boot off from instead of the original SLESI1 installation media During the installation process you will be asked to insert the original installation medium to continue the installation SIGS UT F T cp EA Sikes ses oto ii ar 5185 As we are using PXELINUX the boot label for the SLES 11 3 PXE installtion should have the folowing text INS IL DE O T Gi MENU LABEL 1 Install SLES11 3 Meine SINS lil 3 Guy append initrd SLES 11 3 GM x86 64 initrd iin Stell mrs JU s sS c 90esseut epo PE ILL Sue DDL Va 7 Mellanox Technologies Confidential Using FlexBoot for Booting SLES11 SP3 from an iSCSI Target User Manual Rev 1 0 EE iL Ses Dh MENU LABEL 2 SLES11 3 iSCSI boot T TE TD ji xe e ot o ios unn appended i TE i M s f pxeboor ions uode seco re 2 Ol
12. xBoot for Booting SLES11 SP3 from an iSCSI Target File View Macros Tools Power NextBoot Virtual Media Help eue iSCSI Initiator Discovery SUSE Linux Enterprise Preparation Welcome gt Disk Activation System Analysis Time Zone Installation IP Address Server S enario Installation Summary Perform Installation No Authentication Configuration A SEMEN Incoming Authentication Check Installation Username Password Hostname Network Customer Center Online Update Outgoing Authentication Go PT e hi Username password adl Release Notes Witt jardware Hardware Confiquration EC pu a sli 7 AB R PHHC mur DNE Ml k NOUO ing i 4 lt m urrent User s 10 8 18 60 10 Select the relevant target from the table In our example only one target exist so only one was discovered 11 Click Connect File View Macros Tools Power NextBoot Virtual Media Help eu iSCSI Initiator Discovery SUSE Linux Ei default 12 7 6 30 3260 _iqn 2013 10 qalab com sqa030 prt9 Preparation Welcome gt Disk Activation System Analysis lime Zone Installation Server Scenario Installation Summary Perform Installation Configuration Check Installation Hostname Network Customer Center Online Update Clean Up Release Note Hardware Configuration urrent User s rcon 10 8 18 60 12 Select onboot from drop
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