Search This Blog

Devops Mojo

Linux:- House Keeping on /var filesystem.

Get link
Facebook
X
Pinterest
Email
Other Apps

March 22, 2021

/var reached threshold.

#cd /var

#du -sh * | sort -hr | head

- lists files using most space.

- You can look for log files that root is owing.

- You can compress log files.

Get link
Facebook
X
Pinterest
Email
Other Apps

Comments

Difference between AIX 6.1 TL 5 and above and the lower level AIX OS:

July 28, 2022

Processor affinity improves processor performance by reducing context switching. From AIX 6.1 TL5, the binding processor feature is available to applications running in shared LPAR.

AIX migration using alt_disk method

June 29, 2023

NIM migration with mksysb and alt_disk_mksys: On client: 1. Update alt_disk filesets to new version. 2. Unmirror rootvg and free up the disk. 3. Create mksysb image locally on NIM client and then copy it to NIM server. On NIM master: 1. Create mksysb resource from mksysb 2. Migrate mksyb to the new AIX level 3. Copy this migrated mksysb image to the NIM client. On Client: 1. Restore that migrated mksysb image to the free disk using alt disk

HMC - List the Port VLAN IDs and Additional VLAN IDs ( tagged ) associated with the NICs of a LPAR.

July 23, 2022

From HMC list the Port VLAN IDs and Additional VLAN IDs ( tagged ) associated with the NICs of a LPAR. Syntax is: #lshwres -m <Managed System> -r <virtualio> --rsubtype <eth> --level <lpar> --filter "lpar_ids=" -F slot_num:port_vlan_id:addl_vlan_ids -- header So the complete command in our case is: #lshwres -m USPLSVXPHXD002 -r virtualio --rsubtype eth --level lpar --filter lpar_names=dr-xprtam02 -F slot_num:port_vlan_id:addl_vlan_ids --header hscroot@uxplxaophxd002:~> lshwres -m USPLSVXPHXD002 -r virtualio --rsubtype eth --level lpar --filter lpar_names=dr-xprtam02 -F slot_num:port_vlan_id:addl_vlan_ids --header slot_num:port_vlan_id:addl_vlan_ids 2:643: 3:511: 4:959:734 5:14: hscroot@uxplxaophxd002:~>