When mounting images with the wonderful kpartx in verbose mode it displays some, likely very useful, information: # kpartx -av wheezy_cln.img add map loop0p1 (252:2): 0 131072 linear /dev/loop0 2048 ...
Apart from one Virtual Host still running Xen/RHEL5, all our virtual capability is hosted on KVM hosts with LVM storage devices. I've stupidly attempted an Ubuntu full release upgrade on a guest ...
Edit 13/12/12 - At this stage it would appear to be related to Western Digital (and possibly others) Advanced Format 4K block sizes. This link goes some way into describing the issue, however the ...
I want to create a backup of a LVM volume (Xen DomU's), however a LVM volume can have multiple partitions and those are dynamic (I cannot guarantee LVM #1 has 1 partition and LVM #2 has 3 etcetera). ...
I am mounting a KVM disk (LVM) following these commands : # losetup /dev/loop0 foo.img # kpartx -av /dev/loop0 # mount /dev/mapper/loop0p1 /mnt # unmount /mnt # kpartx -dv /dev/loop0 # losetup -d ...