Re: [OmniOS-discuss] background snapshot destruction impact

2013-12-23 Thread Sean Doran
On 21 Dec, 2013, at 13:15, Tobias Oetiker t...@oetiker.ch wrote: But now as background destruction is progressing, the system remains very slugish when doing io on the pool where the destruction is taking place. Each dataset block to be freed requires an update to the deduplication data

[OmniOS-discuss] background snapshot destruction impact

2013-12-21 Thread Tobias Oetiker
I am running omnios r151008 on a recent box with 3gig SAS disks arranged in a raidz2 pool. I have this 7TB filesystem where I have my zimbra server store its backups. The backup-sets are highly redundant, so for a time I had deduplication turned on to great effect, but as the size of the