Daily Archives: September 21, 2009

When SCSI read and write errors are logged in the syslog, the device number is written in hex. For example: Jun 2 21:13:38 pdb01 vmunix: SCSI: Read error — dev: b 31 0x2b8400, errno: 126, resid: 8192,Jun 2 21:13:39 pdb01 … Continue reading →

Error messages like the following in syslog.log: Aug 14 00:14:05 cust1 vmunix: LVM: Performed a switch for Lun ID = 0 (pv = 0x000000005ed22800), from raw device 0x1f00b400 (with priority: 0, and current flags: 0×40) to raw device 0x1f03b400 (with … Continue reading →

1. Create volume group.See the section Creating Volume Groups.2. Create logical volume:a. Enter the command smitty.b. Select: Physical & Logical Storage → Logical Volume Manager → Logical Volumes → Add a Logical Volume c. Enter volume group name.d. Enter logical … Continue reading →

1. Create one logical volume for each file system listed in the your profile.a. Select:Physical & Logical Storage → Logical Volume Manager → Logical Volumes → Add a Logical Volumeb. Enter a volume group name, for example, sapr3vg.c. Enter a … Continue reading →