Dev-Ops

Once we were Sys-Admins, now we are all agile things..

VCB error: Backup snapshot already exists

September 30, 2009
By Gabriele Bozzi

VMware VCB works by creating snapshots of VMs in quiescing state. If, while attempting to backup a VM, the following error shows up: ..  'vcbMounter' 3076465472 error] Error: Backup snapshot already exists. ..  'vcbMounter' 3076465472 error] An error occurred, cleaning up... There are probably some hanging snapshots of the VM that need to go. It happens often while using...
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Moving ZFS disks on different machines

June 28, 2009
By Gabriele Bozzi

Sometimes you just want to prove yourself it might work. Just that. While configuring two Solaris nodes to build a sort of a cluster I figured out how to avoid the unbearably slow Sol10 install: my imaginative solution is: create a ZFS mirrored pool on two identical disks on the “golden” node. Resilver the pool and install...
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Solaris dtpower and Maxtor IDE Hard disks

June 26, 2009
By Gabriele Bozzi

Just when you think you know everything.. For a project involving ASE I refurbished two SUN Ultra 100 by swapping the original anemic disk with a Maxtor DiamondMax 9 (Ultra ATA, 80Gb). Solaris 10U7 installed, full ZFS, headless (serial terminal) Everything played fairly good. I went off for a while and, when back, I found this on...
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