Volume Manager's vxdmpadm's partitionsize tunable reverts to its default setting
Article ID: 100044989
Updated On:
Description
Error Message
n/a
However, sequence observed was as follows:
# vxdmpadm setattr enclosure emc-vplex0 iopolicy=balanced partitionsize=32768
# vxdisk scandisks
After the "scandisks" command, it was observed that the partitionsize has now been set back to 512, despite it not having been explicitly reset:
# vxdmpadm getattr enclosure emc-vplex0|grep partitionsize
emc-vplex0 partitionsize 512 512
Cause
Bug found within DMP code - addressed via STESC-1927
Resolution
Debugging revealed that change to tunable got reverted after running "vxdisk scandisks". Issue addressed in VxVM patch 7.2.0.306/Solaris.
Refer to Veritas Technical Support for the hot-fix
Issue/Introduction
It was noticed that the partitionsize tunable (which had been changed earlier) as per vxdmpadm was getting changed back to its default value at random intervals.
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