[PVE-User] Backup to samba share stalling/locking up

Lindsay Mathieson lindsay.mathieson at gmail.com
Mon Feb 24 08:28:33 CET 2014

On 24 February 2014 16:41, Lindsay Mathieson
<lindsay.mathieson at gmail.com> wrote:
> On 24 February 2014 16:38, Lindsay Mathieson
> <lindsay.mathieson at gmail.com> wrote:
>> I'm testing backing up a vm to a USB Drive attached to a Qnap NAS,
>> shared out via samba.
>> It consistently stalls at 17% and can't be stopped via the web gui.
>> The only thing that works is a reboot of the server and the vm has to
>> be unlocked.
> Seeing this in dmesg
> CIFS VFS: No writable handles for inode

adding forcedirectio to the cifs mount options seems to have resolved the issue.

Going to test with oplocks turned off at the server side as well.

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