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How to interpret HP-UX device numbers from SCSI read and write errors in the syslog.

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 above message repeats 13 timesJun 2 21:13:39 pdb01 vmunix: – dev: b 31 0x2b8400, errno: …

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AIX: How to Setting up Raw Devices

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 volume name (for example: lvsap02).e. Enter the number of logical partitions.f. Set the logical volume …

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HP-UX: How to check hpux block size

The “df -g” command shows it, but apparently not if you are using Veritas file-system; Veritas says they do not support “df -g” So, instead, for VxFS on HPUX, use “/usr/sbin/fstyp -v <special>”, where “<special>” is the block-special device underlying the file-system. # /usr/sbin/fstyp -v /dev/vgfc07/asgr07vxfsversion: 5f_bsize: 8192f_frsize: 2048f_blocks: 262012928f_bfree: 261972575f_bavail: 253785933f_files: 65493168f_ffree: 65493136f_favail: 65493136f_fsid: …

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HP-UX: Setting up File Systems using LVM

  Use Using a logical volume manager allows you to distribute partitions (logical volumes) across several disks (physical volumes). The individual logical volumes are grouped together into volume groups. File systems can be larger than physical disks, but not larger than the volume group. Procedure 1. Examine device configuration Enter the command: ioscan -f -C …

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