3PAR InForm® Operating System 2.3.1 MU1 Release Notes 3PAR Inc.
Revision Notice This is the second elease of this document. Changes The material in this document is for information only and is subject to change without notice. While reasonable efforts have been made in the preparation of this document to assure its accuracy, 3PAR Inc. assumes no liability resulting from errors or omissions in this document or from the use of the information contained herein.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes Table of Contents 1 Introduction 1.1 Audience 1.2 1.2 Organization 1.2 1.3 Related Documentation 1.3 2 3PAR InForm Operating System Release Notes 2.1 Online Upgrade Considerations 2.1 2.2 Supported Platforms 2.2 2.3 Components 2.2 2.4 What’s New in the InForm OS 2.3 2.4.1 Support for 3PAR Adaptive Optimization 2.3 2.4.2 Support for Solid State Drives 2.3 2.4.3 Support for 600GB 15K Fibre Channel Drives 2.3 2.4.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 2.7.2 Downgrade Issues 2.10 2.7.3 Remote Copy and Recovery Manager Snapshot Interaction Issues 2.12 2.7.4 Firmware Core Dump from FC Adapter by LSI (Bugs 24178, 30353, 32351) 2.13 2.7.5 Windows 2003 Pop-Up 2.13 2.7.6 Cage Loop Down Alert is not Auto-Recovered (Bug 40274) 2.13 2.7.7 System Manager Could Crash During Rolling Upgrade if Remote Copy Groups Running (Bug 40867) 2.13 2.7.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 3.2 What’s New in the InForm CLI 3.2 3.3 Modifications to the InForm CLI 3.4 3.4 Known Issues with the InForm CLI 3.
3PAR InForm Operating System Release Notes vi Table of Contents InForm OS Version 2.3.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 1 Introduction In this chapter 1.1 Audience 1.2 1.2 Organization 1.2 1.3 Related Documentation 1.3 Introduction 1.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 This document provides the release notes for the 3PAR InForm OS (Operating System) and Command Line Interface (CLI). You should read this document prior to installing the 2.3.1 MU1 version of this product. NOTE: These release notes describe the features and bug fixes included in InForm OS 2.3.1 MU1. Refer to the appropriate release notes for all prior releases. 1.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 1.
3PAR InForm Operating System Release Notes 1.4 InForm OS Version 2.3.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 2 3PAR InForm Operating System Release Notes In this chapter 2.1 Online Upgrade Considerations 2.1 2.2 Supported Platforms 2.2 2.3 Components 2.2 2.4 What’s New in the InForm OS 2.3 2.5 Modifications to the InForm OS 2.4 2.6 Limitations of the InForm OS 2.9 2.7 Known Issues with the InForm OS 2.10 2.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 2.2 Supported Platforms The 3PAR Configuration Matrix for InForm OS 2.3.1 MU1 contains information about supported hardware and software platforms. Contact your local sales engineer or service representative to obtain a copy, or find it online at http://www.3par.com. Use your 3PAR login userid to search the Document Control System (DCS) for the Configuration Matrix, Document Number 931.X. 2.3 Components 2.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 2.4 What’s New in the InForm OS New features included in the 3PAR InForm OS Release 2.3.1 MU1 are described below. 2.4.1 Support for 3PAR Adaptive Optimization Beginning with InForm OS 2.3.1 MU1, support for 3PAR Adaptive Optimization is enabled.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 2.5 Modifications to the InForm OS The following items have been addressed in this release. Bug ID Item Description 37436 SNMP agent exposes internal The SNMP agent was exposing networking information. possibly sensitive network information. A mapping table has been added for keep & update to filter out internal connections. 43030 iSCSI hosts fail authentication after When an InServ is rebooted with iSCSI InServ is rebooted.
InForm OS Version 2.3.1 MU1 46654 3PAR InForm Operating System Release Notes CIM requests for physical disk Physical Disk busy requests from the information results in slow disk CIM server were impacting disk response time. performance and response time. Data is now cached between the API and sysmgr to improve disk response time. 46938 Incorrect CIM property values for Certain properties, (such as RaidType Thinly Provisioned Storage Volume.
3PAR InForm Operating System Release Notes 47717 InForm OS Version 2.3.1 MU1 Problem with SATA Bridge Chip on New FW fixes a hang issue found on LBOD (S-Class) and MBOD (T-Class the FC-SATA bridge chip on the drive chassis. magazines for Nearline drives in LBOD (S-Class) and MBOD (T-Class) drive chassis. 47721 CopySpace volume becomes In some extreme cases, a SnapCopy fragmented after numerous volume could become fragmented CopySpaceReclaim operations. and cause performance issues.
InForm OS Version 2.3.1 MU1 48336 3PAR InForm Operating System Release Notes Node down due to numerous hosts A race condition in the LSI target logging in an out. driver for S and E-Class InServ Storage Servers occurred when numerous hosts were logging in and out and could cause the controller node to go down. Additional checks have been added to avoid this race condition. 48888 Matched set vluns lost on upgrade. On an upgrade to 2.3.1 GA, any matched set vluns would be lost.
3PAR InForm Operating System Release Notes 50401 InForm OS Version 2.3.1 MU1 Problem adding VVs to exported VV In 2.3.1, adding additional VVs to an sets. exported VV set could result in data unavailability and conflicts with preexisting data for that host. Appropriate checks are now performed and an error is returned rather than allowing the conflict to proceed. 50426 APPDMP receives the message:Core Heavy trap traffic caused memory was generated by snmpagent.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 2.6 Limitations of the InForm OS 2.6.1 Fibre Channel/SCSI Interface The InForm OS does not provide user-level control on write caching via the SCSI mode select command. Write-caching is on by default. Deferred errors will never be reported after status is sent for a write command.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 2.7 Known Issues with the InForm OS 2.7.1 4Gb/s 2-Port adapter Issue The 4Gb/s 2-port Fibre Channel Adapter firmware does not detect a loss of sync when the host reboots and has older adapters (ex: QLA2342) that do not turn off the laser. Workaround - None. 2.7.2 Downgrade Issues The following are downgrade issues for InForm OS release 2.3.1 MU1. 2.7.2.
InForm OS Version 2.3.1 MU1 ■ 3PAR InForm Operating System Release Notes Multiple Read/Write Snapshots per Read-Only Snapshot - In InForm OS 2.3.1 and 2.3.1 MU1, the creation of multiple read/write snapshots per read-only snapshot is permitted. Previous releases supported a single read/write snapshot per read-only snapshot. A downgrade will be prevented if any read-only snapshot has more than one read/write snapshot.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 2.7.3 Remote Copy and Recovery Manager Snapshot Interaction Issues When a non-zero scheduled synchronization period is specified for an Asynchronous Periodic Remote Copy volume group, any application coordinated snapshots taken on the same Remote Copy group by Recovery Manager may conflict with the periodic snapshots taken by Remote Copy.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 2.7.4 Firmware Core Dump from FC Adapter by LSI (Bugs 24178, 30353, 32351) Under certain error conditions, the firmware on a Fibre Channel Adapter from LSI may crash resulting in a firmware core dump. The driver for the adapter resets the port pair after collecting the firmware core dump. Workaround - There is no workaround for this and no user action is required.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 2.7.8 No Explicit Way to Reset the Default Value for Tunelinks (Bug 43579) setrcopytarget tunelinks command can be used to adjust the performance value for the target's links using the and specifiers. After using this command, there is no explicit way for the user to reset the tuning parameters back to its default values.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 2.7.11 Remote Copy Volumes go Stale Due to Lack of Adm Space (Bug 44963) The default grow value of 64 GB might be insufficient for volumes which are in Remote Copy groups. The reason is Remote Copy relies on taking snapshots during the initial sync phase and also during the resync periods. The snapshots end up using administrator space depending on the IOPS and throughput load on the Remote Copy volumes.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 2.7.15 Some Messages Not Clear During upgradecage (Bug 45229) Messages displayed during an upgrade of a drive cage are not clear if the drive cage is actually being upgraded. Workaround - Run the showcage and showcage -d command to see if a firmware upgrade is still required. Verify there are no other instances of upgradecage running, then run upgradecage again. NOTE: This was observed when multiple upgradecage commands were run.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 2.7.17 Tasks Become Active after a Failed Upgrade (Bug 46418) There are certain situations after a failed upgrade when tasks that were scheduled and suspended become active. Workaround - Following the failed upgrade using the showsched command to determine which scheduled tasks need to be suspended again. Use the setsched -suspend command. 2.7.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 failover task for the group will fail with an error similar to this one after approximately three minutes: 2009-10-19 16:21:17 PDT Failed Failed to push data from target RC81_RCFC to group MM237_4.r337, target returned: Target system RC81_RCFC could not be contacted (typically due to link failures). Workaround - Re-issue the setrcopygroup failover command. 2.7.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes 3 3PAR InForm CLI Release Notes In this chapter 3.1 Installation Notes for the InForm CLI 3.1 3.2 What’s New in the InForm CLI 3.2 3.3 Modifications to the InForm CLI 3.4 3.4 Known Issues with the InForm CLI 3.4 3.1 Installation Notes for the InForm CLI 3.1.1 Virus Checking Virus checking is known to slow down and potentially cause problems with installation of the InForm CLI.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 3.2 What’s New in the InForm CLI The following CLI commands (Table 3-1) have been updated to include support for SSD. There is no syntax change for any of these commands. Help text now shows SSD as a valid device type. Table 3-1. CLI Command Updates for SSD Support CLI Command Comment createald ■ Changed default step size to 32 K for R0, R1 and R5 volumes created on SSD. createaldvv ■ No syntax or other changes.
InForm OS Version 2.3.1 MU1 3PAR InForm Operating System Release Notes Table 3-1. CLI Command Updates for SSD Support (continued) CLI Command Comment showpdch ■ No syntax or other changes. showpdvv ■ No syntax or other changes. histpd ■ Removed the unnecessary line in the -p description (The -devtype pattern cannot be used to mix Nearline (NL), Fibre Channel (FC), and Solid State Drive (SSD) drives.
3PAR InForm Operating System Release Notes InForm OS Version 2.3.1 MU1 3.3 Modifications to the InForm CLI Bug ID Item Description 47455 The showspace command The capability of issuing multiple does not accept multiple -p occurrences of the -p option with the option search patterns. showspace command to enable an OR like search pattern was not functioning properly. The showspace command now correctly allows the -p option to be specified multiple times.
InForm OS Version 2.3.1 MU1 44872 3PAR InForm Operating System Release Notes Passing a virtual volume Use of createsv –i with virtual volume sets is set to the createsv –i not currently supported. command results in an error. 44937 Misleading command When using the createvvcopy command with output when passing virtual volume sets, if both sets are empty, the empty virtual volume sets output of the command erroneously to the createvvcopy references the creategroupvvcopy command. command.
3PAR InForm Operating System Release Notes 46372 InForm OS Version 2.3.1 MU1 Drive cage displays do not The showcage -sfp command shows the sfp correctly report degraded state as OK, Degraded, Failed or Unknown. SFPs. For an unqualified SFP, the state should be Degraded but is shown as OK. Workaround: If showcage –sfp shows an SFP as OK, try using showcage –sfp –d . If the Qualified field shows No, then it is an unqualified SFP and its state should be deemed as Degraded.
