[linux-lvm] lvm hangup on snapshot overflow

Alasdair G Kergon agk at redhat.com
Sat Aug 13 22:53:30 UTC 2011

On Fri, Aug 12, 2011 at 07:05:31PM +0300, Pasha Z wrote:
> lvconvert device-mapper: suspend ioctl failed: Input/output error
> lvconvert Unable to suspend VG-sn_x (252:3)
> lvconvert Failed to suspend origin lv
What exactly are you trying to do with lvconvert rather than lvcreate?

Never let snapshots fill up - use dmeventd instead and intervene in
a controlled way before they are full.

The lvconvert -s man page is too subtle and needs improving.


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