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vm:proxmox:kvm:shrink_disc [2020/10/06 11:40] – created niziakvm:proxmox:kvm:shrink_disc [2022/02/23 13:07] (current) – niziak
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 Workaround: Workaround:
-  * Shrink disc in guest OS. +  * Shrink disc in guest OS (i.e. using gparted to a bit smaller than desired block device size) 
-  * ''Move disk'' to QCOW2 file on ''local'' (dir) storage. +  * Change VM disc size. Two ways: 
-  * Set new disk size <code bash>qemu-img resize --shrink /var/lib/vz/images/703/vm-703-disk-0.qcow2 6G</code>+  * 1) Clean and safe (but long): 
 +    * ''Move disk'' to QCOW2 file on ''local'' (dir) storage. 
 +    * Set new disk size <code bash>qemu-img resize --shrink /var/lib/vz/images/703/vm-703-disk-0.qcow2 6G</code> 
 +  * 2) Directly change ZFS volume size: 
 +    * ''zfs set volsize=4GB hddpool/data/vm-123-0''
   * Edit machine config file and set new size: <file /etc/pve/local/qemu-server/703.conf>scsi1: rbd:vm-703-disk-2,backup=0,cache=writeback,discard=on,size=6G</file>   * Edit machine config file and set new size: <file /etc/pve/local/qemu-server/703.conf>scsi1: rbd:vm-703-disk-2,backup=0,cache=writeback,discard=on,size=6G</file>