Veritas Storage Foundation and High Availability Solutions Release Notes

66About Veritas Storage Foundation and High Availability SolutionsKnown issuesWorkaround:Use the vxtunefs command to turn off delayed allocation for the file system.Delayed allocation sometimes gets turned off automatically when one ofthe volumes in a multi-volume file system nears 100% usage even if othervolumes have free space (2438368)Delayed allocation sometimes gets turned off automatically when one of thevolumes in a multi-volume file system is nearing 100% usage even if other volumesin the file system have free space.Workaround:After sufficient space is freed from the volume, delayed allocation automaticallyresumes.Deduplication can fail with error 110 (2591473)In some cases, data deduplication fails with a message similar to the followingexample:Saving Status Node Type Filesystem---------------------------------------------------------------------00% FAILED node01 MANUAL /data/fs12011/10/26 01:38:58 End full scan with errorIn addition, the deduplication log contains an error similar to the followingexample:2011/10/26 01:35:09 DEDUP_ERROR AddBlock failed. Error = 110These errors indicate that the deduplication process is running low on space andneeds more free space to complete.Workaround:Make more space available on the file system.vxresize fails while shrinking a file system with the "blocks are currentlyin use" error (2437138)The vxresize shrink operation may fail when active I/Os are in progress on thefile system and the file system is being shrunk to a size closer to its current usage.You see a message similar to the following example:UX:vxfs fsadm: ERROR: V-3-20343: cannot shrink /dev/vx/rdsk/dg1/vol1 -blocks are currently in use.VxVM vxresize ERROR V-5-1-7514 Problem running fsadm command for volumevol1, in diskgroup dg1