Red Hat ENTERPRISE 5.4 RELEASE NOTES, Manual

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RHSA-2009:1341: Low security, bug fix, and enhancement update
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• the APC SNMP fencing agent now properly recognizes outletStatusOn and outletStatusOff return
codes from the SNMP agent.
• the WTI fencing agent can now connect to fencing devices with no password.
• the rps-10 fencing agent now properly performs a reboot when run with no options.
• the IPMI fencing agent now supports different cipher types with the '-C' option.
• qdisk now properly scans devices and partitions.
• cman now checks to see if a new node has state to prevent killing the first node during cluster setup.
• 'service qdiskd start' now works properly.
• the McData fence agent now works properly with the McData Sphereon 4500 Fabric Switch.
• the Egenera fence agent can now specify an SSH login name.
• the APC fence agent now works with non-admin accounts when using the 3.5.x firmware.
• fence_xvmd now tries two methods to reboot a virtual machine.
• connections to OpenAIS are now allowed from unprivileged CPG clients with the user and group of
'ais'.
• groupd no longer allows the default fence domain to be '0', which previously caused rgmanager to
hang. Now, rgmanager no longer hangs.
• the RSA fence agent now supports SSH enabled RSA II devices.
• the DRAC fence agent now works with the Integrated Dell Remote Access Controller (iDRAC) on
Dell PowerEdge M600 blade servers.
• fixed a memory leak in cman.
• qdisk now displays a warning if more than one label is found with the same name.
• the DRAC5 fencing agent now shows proper usage instructions for the '-D' option.
• cman no longer uses the wrong node name when getnameinfo() fails.
• the SCSI fence agent now verifies that sg_persist is installed.
• the DRAC5 fencing agent now properly handles modulename.
• QDisk now logs warning messages if it appears its I/O to shared storage is hung.
• fence_apc no longer fails with a pexpect exception.
• removing a node from the cluster using 'cman_tool leave remove' now properly reduces the
expected_votes and quorum.
• a semaphore leak in cman has been fixed.
• 'cman_tool nodes -F name' no longer segfaults when a node is out of membership.