1. remove any volumes from the disks a. vxassist –g disk-group remove volume volume-name b. repeat the above procedure for each volume on the disk 2. remove disks from the disk group a. vxdg –g disk-group rmdisk vxvm-disk-name b. repeat the above procedure until there is one disk remaining in the disk group; you cannot […]

Identify which plex you wish to remove using vxprint vxplex –o rm dis plex-name Original post blogged on b2evolution.

After a veritas volume manager upgrade you may need to upgrade the disk groups vxdg upgrade disk-group Original post blogged on b2evolution.

Add the following mount options to the filesystem mincache=direct Original post blogged on b2evolution.

1. Some options worth noting a. –D : report on directory fragmentation b. –E : report on extent reorganization c. –d : defragment the directory structure d. –e : reorganize extent structure e. –s : report with a summary of work completed f. –v : report on reorganization activity 2. Example commands /usr/lib/fs/vxfs/fsadm –F vxfs

1. It is possible to relayout volumes/filesystems on the fly with veritas a.example: # vxassist –g disk-group-name relayout volume-name layout=layout-type ncol=number-of-columns alloc=”disks to use” stripeunit=stripe-width b. where alloc defines the disks to build the new layout on, ncol is the number columns to use, stripeunit is the size of the stripes (stripeunit is optional, default

How To Mount A Drive In Linux mount /dev/partitionId /some/mounting/point eg. #mount /dev/sda2 /mnt The mounting point path must already be created with proper permissions. So a more likely flow of commands would be mkdir /some/mounting/point chmod 777 /some/mounting/point mount /dev/partitionId /some/mounting/point How To Unmount A Drive In Linux umount /dev/partitionId eg. #umount /mnt This