[DRBD-user] linstor-proxmox hangs forever because of tainted kernel

Robert Altnoeder robert.altnoeder at linbit.com
Wed May 29 11:57:36 CEST 2019

On 5/29/19 11:02 AM, Alexander Karamanlidis wrote:

> The subtask is the command linstor is executing above.
> "lvs -o lv_name,lv_path,lv_size,vg_name,pool_lv,data_percent,lv_attr
> --separator ";" --noheadings --units k --nosuffix drbdpool"

I was referring to the output

> VM 102 qmp command 'savevm-end' failed - unable to connect to VM 102
> qmp socket - timeout after 5992 retries
> snapshot create failed: starting cleanup
> error with cfs lock 'storage-drbdpool': Could not remove
> vm-102-state-test123: got lock timeout - aborting command

which seems to be triggered by LVM, since LINSTOR itself does not execute any savevm-end commands.

> We didn't configure anything special for our LVM_THIN Storage pools,
> except, that we increased the metadata size to 4G.
> And i couldn't get any information about settings to set when using
> linstor with proxmox and LVM_THIN Storage-Pools.

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