kvm_shrink_nested_lvm
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| kvm_shrink_nested_lvm [2014/06/11 15:33] – [KVM shrink nested LVM] admin | kvm_shrink_nested_lvm [2014/06/11 15:52] – [KVM shrink nested LVM] admin | ||
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| * If you need to reduce the rootfs, boot from network, usb or cd/dvd. Then resize the filesystem. For example, edit guest to boot from systemrescuecd. < | * If you need to reduce the rootfs, boot from network, usb or cd/dvd. Then resize the filesystem. For example, edit guest to boot from systemrescuecd. < | ||
| lvresize -r -L8G / | lvresize -r -L8G / | ||
| - | * Shrink physical volume. < | + | * Shrink physical volume. First move LV's to beginning.< |
| pvdisplay -m | pvdisplay -m | ||
| pvmove -v / | pvmove -v / | ||
| pvmove -v / | pvmove -v / | ||
| - | + | pvmove -v / | |
| pvresize -v --setphysicalvolumesize 16G / | pvresize -v --setphysicalvolumesize 16G / | ||
| + | * On the KVM host, reduce the LV. < | ||
kvm_shrink_nested_lvm.txt · Last modified: 2021/10/09 15:14 by 127.0.0.1