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February, 2013Archive for

Create bootable DVD iso image

Tuesday, February 12th, 2013

Syntax:

#mkcd -L -S -I /tmp/iso

Explain:

-L : Create CD/DVD image

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alt_rootvg_op Command

Tuesday, February 12th, 2013

Description

The alt_rootvg_op command can be used to determine which disk is the boot disk for a specific volume group. Use the -q flag to determine the boot disk. This can be useful when a volume group is comprised of multiple disks and a change in the bootlist is necessary.

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regenerate pvid

Monday, February 11th, 2013

to clear the Disk pvid and regenerate it:

#chdev -l hdisk2 -a pv=clear
#chdev -l hdisk2 -a pv=yes

LVM device size limits

Monday, February 11th, 2013

LVM device size limits

The following limits are the LVM architectural limits. If LVM Bad Block Relocation is required, then PV sizes cannot be larger than 128 GB. For size limitations of specific storage devices, refer to the storage device documentation.

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difference between vg and big and scalable volume groups

Sunday, February 10th, 2013

VG type

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last update on password

Sunday, February 10th, 2013

the following commands to get the last update on user password:

as a root run the following command:
#pwdadm -q  user
user:
        lastupdate = 1354793709

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Checking status of the RMC connection on IVM and HMC using rmcdomainstatus

Wednesday, February 6th, 2013

When a partition on an HMC or IVM server has an active RMC connection, they become managed nodes in a Management Domain.The HMC or IVM server is then the Management Control Point (MCP) of that Management Domain. You can then use the rmcdomainstatus command to check the status of those managed nodes (i.e. your partitions).

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apply efix or ifix in AIX

Tuesday, February 5th, 2013

To apply efix or ifix on AIX you use EFIX Manager instead of installp. IBM provide fixes on formate ( fixname.epkg.Z)

and to apply the fix, see the following commands :

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how to get MAC Address in AIX

Tuesday, February 5th, 2013

To Get MAC Address in AIX run the follwing command :

netstat -ia

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