IBM Flex System Storage Expansion Node
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1. drives Part number Feature code Description Maximum supported NL SATA HDDs 819722 A1NX IBM 250GB 7 2K 6Gbps NL SATA 2 5 SFF HS HDD 81Y9726 A1NZ IBM 500GB 7 2K 6Gbps NL SATA 2 5 SFE HS HDD 819730 AAV IBM 1TB 7 2K 6Gbps NL SATA 2 5 SFF HS HDD 10K SAS HDDs 81Y9650 A282 IBM 900GB 10K 6Gbps SAS 2 5 SFE HS HDD 908872 A2XD IBM 600GB 10K 6Gbps SAS 2 5 SFE G2HS HDD 1200 908877 A2XC IBM 300GB 10K 6Gbps SAS 2 5 SFE G2HS HDD 120 Solid state drives 908643 A2U3 IBM 256GB SATA 2 5 MLC HS Enterprise Value SSD IBM Flex System Storage Expansion Node 4 Feature upgrades The Storage Expansion Node supports the upgrades listed in the following table Table 4 Supported adapter cards Part Feature Description Maximum number code supported Cache upgrades 81Y4559 AIWY ServeRAID M5100 Series 1GB Flash RAID 5 Upgrade for IBM System x 81Y4487 A1J4 ServeRAID M5100 Series 512MB Flash RAID 5 Upgrade for IBM System x Features on Demand upgrades license only 90Y4410 A2Y1 ServeRAID M5100 Series RAID 6 Upgrade for IBM Flex System 9074447 A36G ServeRAID M5100 Series SSD Caching Enabler for IBM Flex System 90Y4412 A2Y2 ServeRAID M5100 Series Performance Accelerator for IBM Flex System The cache upgrades are mutually exclusive FoD upgrades for ServeRAID are system wide If you have these features installed on the M5115 in the compute node they will automatically be activated on the LSI controller in the Storage Expansio2. non IBM product program or service IBM may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents You can send license inquiries in writing to IBM Director of Licensing IBM Corporation North Castle Drive Armonk NY 10504 1785 U S A The following paragraph does not apply to the United Kingdom or any other country where such provisions are inconsistent with local law INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some states do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication IBM may make improvements and or changes in the product s and or the program s described in this publication at any time without notice Any references in this information to non IBM Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of the materials for t
3. of the LEDs Table 5 External LED status table Activity light each drive bay Fault Locate Amber Solid Indicates a fault on one of the drives Blink One of the drives is set to identify Tray Open Amber Flash beep 15 sec interval Drawer is not fully closed Flash beep 5 sec interval Drawer has been opened to long close drawer immediatly Flash beep 25 sec interval Expansion node has reached thermal threshold Close door immediately to avoid drive damage In addition to the lights described in the previous table there are LEDs locally on each of the drive trays These lights can be observed when the drive tray is extended and the unit is operational A green LED indicates disk activity and an amber LED indicates a drive fault With the Storage Expansion Node removed from the Flex System chassis and its cover removed there are additional LEDs visible If there is a fault detected then the relevant LED will light Flash RAID adapter RAID Cache card fault Control panel LED panel card not present Temperature A temperature event has occured Storage expansion Fault on the storage expansion unit Light path Verify that the light path diagnostic function including the battery is operating properly IBM Flex System Storage Expansion Node Physical specifications Dimensions and weight approximate Height 56 mm 2 2 in Depth 504 mm 19 8 in Width 229 mm 9 2 in Maximum weight 5 9 kg 13 Ib Shi
4. ul ye Redbooks IBM Flex System Storage Expansion Node IBM Redbooks Product Guide The IBM Flex System Storage Expansion Node is a locally attached storage node that is dedicated and directly attached to a single half wide compute node The Storage Expansion Node provides storage capacity for Network Attach Storage NAS workloads providing flexible storage to match capacity performance and reliability needs Ideal wokloads include distributed database transactional database NAS infrastructure video survellance and streaming solutions Figure 1 shows the IBM Flex System Storage Expansion Node attached to an IBM Flex System x240 Compute Node Figure 1 IBM Flex System Storage Expansion Node right attached to an x240 Compute Node left Did you know The Storage Expansion Node adds 12 drive bays to the attached compute node and all bays in the expansion node are hot swap The drive bays slide out on an internal rail system provided that a suitable RAID level is employed a failed drive can be removed while the system is still running With storage capacity of up to 12 TB the Storage Expansion Node is ideal for applications that can use large amounts of additional local storage IBM Flex System Storage Expansion Node 1 Part number information Table 1 Ordering part number and feature code IBM Flex System Storage Expansion Node 68Y8588 A3JF The part number includes the following items Supported se
5. MegaRAID CacheCade Pro 2 0 is designed to accelerate the performance of hard disk drive HDD arrays with only an incremental investment in solid state drive SSD technology The feature enables the SSDs to be configured as a dedicated cache to help maximize the I O performance for transaction intensive applications such as databases and web serving The feature tracks data storage access patterns and identifies the most frequently accessed data The hot data is then automatically stored on the SSDs that are assigned as a dedicated cache pool on the ServeRAID controller Part number 90Y4447 is a Feature on Demand license This feature requires that at least one SSD drive is installed FoD upgrades are system wide The FoD upgrades are the same ones as used with the ServeRAD M5115 available for use internally in the x220 and x240 compute nodes If you have an M5115 installed in the attached compute node and have installed any of these upgrades the upgrades will automatically be activated on the LSI controller in the Storage Expansion Node You do not need to purchase the FoD upgrades separately for the expansion node LED indicators The Storage Expansion Node has a number of LEDs on the lower right front for identification and status purposes as shown in Figure 5 IBM Flex System Storage Expansion Node Drive fault 10 12 O Drive activity LEDs Figure 5 LEDs on the front of the Storage Expansion Node Table 5 identifies the meanings
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7. his IBM product and use of those Web sites is at your own risk IBM may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you Information concerning non IBM products was obtained from the suppliers of those products their published announcements or other publicly available sources IBM has not tested those products and cannot confirm the accuracy of performance compatibility or any other claims related to non IBM products Questions on the capabilities of non IBM products should be addressed to the suppliers of those products This information contains examples of data and reports used in daily business operations To illustrate them as completely as possible the examples include the names of individuals companies brands and products All of these names are fictitious and any similarity to the names and addresses used by an actual business enterprise is entirely coincidental Any performance data contained herein was determined in a controlled environment Therefore the results obtained in other operating environments may vary significantly Some measurements may have been made on development level systems and there is no guarantee that these measurements will be the same on generally available systems Furthermore some measurement may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific env
8. i cgi bin ssialias infotype dd amp subtype ca amp amp htmlfid 89 7 ENUS112 185 IBM Flex System product page http ibm com systems flex IBM Flex System Information Center http publib boulder ibm com infocenter flexsys information index jsp IBM ServerProven hardware compatibility page for IBM Flex System http www ibm com systems info x86servers serverproven compat us IBM Flex System x240 Compute Node IBM Redbooks Product Guide http www redbooks ibm com abstracts tipsO860 html IBM Flex System x220 Compute Node BM Redbooks Product Guide http www redbooks ibm com abstracts tips0885 html ServeRA ID M5115 SAS SATA Controller for IBM Flex System BM Redbooks Product Guide http www redbooks ibm com abstracts tips0884 html Open IBM Flex System Storage Expansion Node Notices This information was developed for products and services offered in the U S A IBM may not offer the products services or features discussed in this document in other countries Consult your local IBM representative for information on the products and services currently available in your area Any reference to an IBM product program or service is not intended to state or imply that only that IBM product program or service may be used Any functionally equivalent product program or service that does not infringe any IBM intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any
9. ironment COPYRIGHT LICENSE This information contains sample application programs in source language which illustrate programming techniques on various operating platforms You may copy modify and distribute these sample programs in any form without payment to IBM for the purposes of developing using marketing or distributing application programs conforming to the application programming interface for the operating platform for which the sample programs are written These examples have not been thoroughly tested under all conditions IBM therefore cannot guarantee or imply reliability serviceability or function of these programs Copyright International Business Machines Corporation 2012 All rights reserved Note to U S Government Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp IBM Flex System Storage Expansion Node 10 This document was created or updated on November 12 2012 Send us your comments in one of the following ways e Use the online Contact us review form found at ibm com redbooks e Send your comments in an e mail to redbook us ibm com e Mail your comments to IBM Corporation International Technical Support Organization Dept HYTD Mail Station P099 2455 South Road Poughkeepsie NY 12601 5400 U S A This document is available online at http www ibm com redbooks abstracts tips0914 html Trademarks IBM the IBM logo and ibm com are tr
10. ment of the Storage Expansion Node is via the IMM2 located on the compute node Note The expansion connector in the x220 and x240 compute nodes is routed through processor 2 Therefore processor 2 must be installed in the compute node IBM Flex System Storage Expansion Node 3 Supported disk drives The Storage Expansion Node is a PCle 3 0 and a SAS 2 1 complaint enclosure supporting up to twelve 2 5 inch drives The drives can be HDD or SSD and both SAS or SATA Drive modes supported are JBOD or RAID O 1 5 6 10 50 and 60 The drives are accessed by opening the handle on the front of the Storage Expansion Node and sliding out the drive tray Opening the drive tray can be done while it is operational Figure 3 shows the Storage Expansion Node connected to an x240 compute node and with the drive tray extended part way out With the drive tray extended all twelve hot swap drives can be accessed on the left side of the tray Attached Twelve 25 inch Pull handle LED panel compute node hot swap drive bays Figure 3 Storage Expansion Node with drive tray part way extended The following table lists the hard disk drives HDDs and solid state drives SSDs supported within the Storage Expansion Node Both SSDs and HDDs can be installed inside the unit at the same time Preferred practice when creating logical drives is to use similar disk types For example for a RAID 1 pair choose identical drive types SSD or HDD Table 3 Supported
11. n Demand upgrades for RAID 6 60 support and SSD performance and caching enablers e Optional support for SSD performance acceleration and SSD caching with Features on Demand upgrades IBM Flex System Storage Expansion Node 2 e Support for up to 64 virtual drives up to 128 drive groups up to 16 virtual drives per one drive group and up to 32 physical drives per one drive group e Support for logical unit number LUN sizes up to 64 TB e Configurable stripe size up to 1 MB e Compliant with Disk Data Format DDF configuration on disk COD e S M A R T support e Managed through the IMMv2 management processor on the compute node and with the MegaRAID Storage Manager management software Architecture Figure 2 shows the architecture of the Storage Expansion Node when connected to a compute node Compute Node Storage Expansion Node Compute PCle 3 0 x8 node PCle 3 0 x16 expansion Came aaa connector se otc RAE l Processor SAS expander Processor 1 g g Te e Figure 2 Architecture of the Storage Expansion Node The Expansion Node connects to a standard width compute node using the interposer cable which plugs into the expansion connector on the compute node This link forms a PCle 3 0 x8 connection between Processor 2 on the compute node and the LSI RAID controller in the Expansion Node The result is that the compute node sees the disks in the expansion node as locally attached Manage
12. n Node ServeRAID M5100 Series 512MB and 1GB Flash Upgrade option part numbers include the following items e Cache module e Flash power module e Cable The cache module is installed at the rear of the Storage Expansion Node and the power module is installed near the front of the expansion node The provided cable is used to connect the cache module to the power module Figure 4 shows the flash backed cache module power module and power cable IBM Flex System Storage Expansion Node 5 Flash power module a mo a it pini L 7 aa hae ry Li Cache module Figure 4 Flash backed cache module power module and power cable The following license only Features on Demand upgrades are available RAID 6 Upgrade 90Y4410 Adds support for RAID 6 and RAID 60 This is a Feature on Demand license Performance Upgrade 90Y4412 The Performance Upgrade for IBM Flex System implemented using the LSI MegaRAID FastPath software provides high performance I O acceleration for SSD based virtual drives by using an extremely low latency I O path to increase the maximum I O per second IOPS capability of the controller This feature boosts the performance of applications with a highly random data storage access pattern such as transactional databases Part number 90Y4412 is a Feature on Demand license SSD Caching Enabler for traditional hard drives 90Y4447 The SSD Caching Enabler for IBM Flex System implemented using the LSI
13. pping dimensions and weight approximate Height 240 mm 9 5 in Depth 680 mm 26 8 in Width 601 mm 23 7 in Weight 9 5 kg 21 Ib Operating environment When the unit is powered on it is supported in the following environment Temperature 5 C to 40 C 41 F to 104 F Humidity noncondensing 12 C dew point 10 F and 8 85 relative humidity Maximum dew point 24 C 75 F Maximum altitude 3048 m 10 000 ft Maximum rate of temperature change 5 C hr 41 F hr Regulatory compliance The unit conforms to the following standards ASHRAE Class A3 FCC Verified to comply with Part 15 of the FCC Rules Class A Canada ICES 004 issue 3 Class A UL IEC 60950 1 CSA C22 2 No 60950 1 NOM 019 Argentina IEC 60950 1 Japan VCCI Class A IEC 60950 1 CB Certificate and CB Test Report China CCC GB4943 GB9254 Class A GB17625 1 Taiwan BSMI CNS13438 Class A CNS14336 Australia New Zealand AS NZS CISPR 22 Class A Korea KN22 Class A KN24 Russia GOST ME01 IEC 60950 1 GOST R 51318 22 GOST R 51318 249 GOST R 51317 3 2 GOST R 51317 3 3 IEC 60950 1 CB Certificate and CB Test Report CE Mark EN55022 Class A EN60950 1 EN55024 EN61000 3 2 EN61000 3 3 CISPR 22 Class A TUV GS EN60950 1 IEC 60950 1 EK1 ITB2000 IBM Flex System Storage Expansion Node Related publications For more information see the following resources IBM US Announcement Letter http ibm com common ss
14. rvers IBM Flex System Storage Expansion Node Double wide shelf Documentation CD that contains the nstallation and Service Guide Warranty information and Safety flyer and Important Notices document The IBM Flex System Storage Expansion Node is supported when it is attached to the IBM Flex System compute nodes listed in Table 2 Only one Expansion Node can be attached to each compute node Table 2 Supported servers Part IBM IBM Flex System Storage ExpansionNode IBM Flex System Storage ExpansionNode Storage Expansion Node 68Y8588 bey tee The Storage Expansion Node requires that both processors be installed in the x220 and x240 Features The System Expansion Node has the following features e Connects directly to supported compute nodes via a PCle 3 0 interface to the compute node s interposer connector also known as the ETE connector e Support for 12 hot swap 2 5 inch drives accessible via a sliding tray e Support for 6 Gbps SAS and SATA drives both HDDs and SSDs e Based on an LSI SAS2208 6 Gbps RAID on Chip ROC controller e Supports RAID 0 1 5 10 and 50 as standard JBOD also supported Optional RAID 6 and 60 with a Features on Demand upgrade e Optional 512 MB or 1 GB cache with cache to flash super capacitor offload e Includes an expansion shelf to physically support the Storage Expansion Node and its compute node attached together e Internal and external light path diagnostics e Optional Feature o
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