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Contents
About these notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v
1 New and changed features in HP SFS Version 2.3
1.1 Read the Release Notes for HP SFS Version 2.2-1 ........................................................................ 1-2
1.2 New and changed features in HP SFS server software .................................................................. 1-3
1.2.1
Lustre 1.4.11....................................................................................................................... 1-3
1.2.2
NFS reexport on Linux 2.6.................................................................................................... 1-3
1.2.3
OFED 1.2 on servers............................................................................................................ 1-3
1.2.4
OFED 1.2, 1.2.5, 1.3 on clients............................................................................................ 1-3
1.2.5
Support for multiple OFED InfiniBand interfaces....................................................................... 1-3
1.2.6
Support for more InfiniBand HCA types .................................................................................. 1-4
1.2.7
Support for InfiniBand memfree cards..................................................................................... 1-4
1.2.8
Support for InfiniBand ConnectX cards on the clients ................................................................ 1-4
1.2.9
Support for Red Hat EL4.0 update 5,6 and SLES10 SP1 clients ................................................. 1-4
1.2.10 New system attribute max_clients........................................................................................... 1-4
1.2.11 Client Distributions no longer supported.................................................................................. 1-4
1.2.12 Linux 2.4 kernels no longer supported .................................................................................... 1-4
1.2.13 Infiniband ibhost support will be dropped in next SFS release ................................................... 1-4
1.2.14 New shorter syscheck output format ....................................................................................... 1-5
1.2.15 New vsp and remcons scripts................................................................................................ 1-5
1.3 Limitations ............................................................................................................................... 1-6
1.3.1
OFED1.2 does not support Red Hat 4 update 6....................................................................... 1-6
1.3.2
OFED1.2.5 does not support SLES10 SP1 i686 SFS clients....................................................... 1-6
1.3.3
OFED1.3 does not support i686 SFS clients ............................................................................ 1-6
1.3.4
Voltaire ibhost stack not supported on SLES10 SP1 .................................................................. 1-6
1.3.5
Performance reduction for mirrored OST................................................................................. 1-6
1.4 Known issues and workarounds in HP SFS Version 2.3 ................................................................. 1-7
1.4.1
"bad dst nid" events in the log are harmless............................................................................ 1-7
1.4.2
When both power supplies of a node fail, then its peer node may reboot repeatedly ................... 1-7
1.4.3
NFS clients kernel panic trying to create files larger than physical mem size ............................... 1-8
1.4.4
Start filesystem will hang on badly initialized InfiniBand fabrics................................................. 1-8
1.4.5
Propagating contents of /etc/modprobe.conf(.lustre*) into the XC systemimage .......................... 1-8
1.4.6
First boot of XC compute nodes may hang or fail during SFS nconfig operation........................... 1-9
1.4.7
lfs quotacheck issues ............................................................................................................ 1-9
1.4.8
colplot MDS performance counters do not reflect effective metadata activity................................ 1-9
1.4.9
Server management commands fail when targeting more than 24 servers at a time ................... 1-10
1.4.10 Need to avoid DHCP conflicts ............................................................................................. 1-10
1.4.11 The SFS Web Server updates sometimes fail ......................................................................... 1-10
1.4.12 OFED 1.2 does not support RH4U6 ..................................................................................... 1-10
1.4.13 What to do in case of large numbers of 'database not responding' messages........................... 1-10
1.5 Upgrade/downgrade notes ..................................................................................................... 1-12
1.5.1
HP SFS server and client software versions............................................................................ 1-12
1.5.2
Upgrade/downgrade process ............................................................................................. 1-12
1.5.3
Starting file systems after upgrading..................................................................................... 1-12
1.6 HP XC and HP SFS version interoperability ................................................................................ 1-13
1.7 Problems fixed in HP SFS Version 2.3 ....................................................................................... 1-14
1.8 Documentation updates and corrections .................................................................................... 1-16
1.8.1
HP StorageWorks Scalable File Share System Installation and Upgrade Guide.......................... 1-16
1.8.1.1
Section 2.4.3.1a Configuring multiple InfiniBand interfaces with OFED ............................... 1-16
1.8.1.2
Section 2.4.3.1b Configuring multiple o2ib LNETs per IB interface with OFED ..................... 1-16
1.8.1.3
Section 2.4.3.2 Determining the OFED InfiniBand interconnect information .......................... 1-17
1.8.1.4
Section 5.2.4 Configuring the EVA software using the SSSU utility ...................................... 1-17
1.8.1.5
Section 6.4.3 iLO settings — iLO browser tasks ................................................................ 1-18
1.8.1.6
Section 6.13 Step 13: Scanning MAC addresses.............................................................. 1-19
iii
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