HP-UX Logical Volume Manager and MirrorDisk/UX Release Notes HP-UX 11iv3 (August 2011)

Contents
Logical Volume Manager and MirrorDisk/UX Release Notes...............................4
About this document.................................................................................................................4
LVM and MirrorDisk/UX overview...............................................................................................4
Overview of changes...........................................................................................................4
New and changed features in this release...................................................................................4
New features......................................................................................................................4
Handling VxVM GPT Formatted Disks................................................................................4
Fixed issues in this version..........................................................................................................5
Known issues and limitations......................................................................................................7
Known issues.......................................................................................................................7
lvchange -M y on mirrored LV with snapshot hangs and causes I/Os on LV to hang.................7
LVM snapshot shows sync'ed even if the disk is disabled......................................................7
Limitations...........................................................................................................................8
Installation requirements............................................................................................................8
Required hardware..............................................................................................................8
Required software................................................................................................................8
Required patches.................................................................................................................8
Mass Storage Critical Resource Analysis.............................................................................8
mkfs and mkboot commands............................................................................................9
HP Serviceguard.............................................................................................................9
VxVM commands............................................................................................................9
Required disk space.............................................................................................................9
HP Insight Remote Support Software............................................................................................9
Compatibility issues................................................................................................................10
Version 2.x volume groups..................................................................................................10
Moving from HP-UX 11i v2 to HP-UX 11i v3............................................................................10
Moving volume groups from HP-UX 11i v3 to previous HP-UX releases.......................................11
Sharing volume groups in an HP Serviceguard cluster.............................................................11
Related documentation............................................................................................................12
Software Availability in Native Languages.................................................................................12
Contents 3