This little process will create a tarball from a specified directory, then transfer it via ssh and extract it on the fly. The advantage of this method is the tarball is never needed to be created, transferred and then extracted. ( tar -cf – ./ ) | ( ssh user@host ‘mkdir test101 && cd test101…
Category: AIX
Restoring a mksysb of a mirrored rootvg to a non-mirrored rootvg
If you’ve created a mksysb of a mirrored rootvg and you wish to restore it to a system with only 1 disk in the rootvg, you can go about it as follows: (From: http://aixhealthcheck.com/blog.php?id=164 ) Create a new /image.data file, run: * mkszfile -m Change the image.data file: * vi /image.data In each lv_data stanza…
Cisco MDS9000 bug and work-around
Due to a bug with the Cisco mds9000 fibre switch and some power blades cause a race condition to happen. The end result is the MDS switch doesn’t remove the Blade server WWNs. When that system is (re)booted and polls the MDS switch, the MDS switch already ‘sees’ that WWN(s) and ignores the request. This…