Patching CVE-2014-6271 and CVE-2014-7169 on AIX via NIM (bash bug aka shellshock)

Below I detail how I patched over 800 AIX LPAR’s that were exposed by CVE-2014-6271 and CVE-2014-7169, also known as shellshock, using the NIM server. From everything that I’ve been reading on IBM...

Sep 30, 2014 aix

AIX boot hangs with HMC 2700 LED code

We recently upgraded the firmare on our Power frame, which required shutting down some of our AIX LPAR’s. The firmware upgrade went well, as did starting up all the AIX LPAR’s, except for one. This...

Aug 24, 2013 aix

Manually fixing dirty JFS2 filesystems

The problem I think at some point during a systems administrators life span, they see the below error message when trying to mount a filesystem. # mount /test Replaying log for /dev/fslv01. mount...

Jun 19, 2012 aix

Automatically reduce image.data to a single PV

I’ve been working with a client who is going through the process of migrating from physical Power 5 servers to a virtualized Power 7 environment with PowerVM. Due to the I/O limitations in the P5 s...

Apr 4, 2012 aix, powervm, shell-scripting

NFS cross-mounts in PowerHA

Combining NFS with PowerHA we can achieve a HANFS (Highly Available Network File System). The basic concept behind this solution is that one node in the cluster mounts the resource locally, and off...

Jul 26, 2011 aix, powerha