PowerHA 6.1sp9 小bug一则

使用fast disk takeover时，当HA启动时有如下的报警信息：
WARNING: Volume group vg01 is an enhanced concurrent mode
volume group used as a serial resource, but the LVM level
on node this_node does not support fast disk takeover

经查，并与IBM 800确认，是中了bug IV27674:

Error description

Verify and Synchronize prints this error --
ERROR: Volume group vg01 is defined as enhanced
concurrent
and the LVM level allows use of fast disk takeover on
other_node_name, but not on this_node_name.
This inconsistent definition cannot be supported.

This prevents Start Cluster Services.

This warning is also possible --
WARNING: Volume group vg01 is an enhanced concurrent mode
volume group used as a serial resource, but the LVM level
on node this_node does not support fast disk takeover

Local fix

Problem summary

Verify and Synchronize prints this error --
ERROR: Volume group vg01 is defined as enhanced
concurrent
and the LVM level allows use of fast disk takeover on
other_node_name, but not on this_node_name.
This inconsistent definition cannot be supported.

This prevents Start Cluster Services.

This warning is also possible --
WARNING: Volume group vg01 is an enhanced concurrent mode
volume group used as a serial resource, but the LVM level
on node this_node does not support fast disk takeover

Problem conclusion

Correct logic of conditional statement in cl_queryvg.