Re: [zfs-discuss] Performance problem of ZFS ( Sol 10U2 )

2006-09-07 Thread Mark Maybee
Ivan Debnár wrote: Hi, thanks for respose. As this is close-source mailserver (CommuniGate pro), I can't say 100% answer, but the writes that I see that take too much time (15-30secs) are writes from temp queue to final storage, and from my understanding, they are sync so the queue manager c

RE: [zfs-discuss] Performance problem of ZFS ( Sol 10U2 )

2006-09-07 Thread Ivan Debnár
here a way to quicky test new ZFS, without reinstalling whole system? Please say there is Ivan -Original Message- From: eric kustarz [mailto:[EMAIL PROTECTED] Sent: Thursday, September 07, 2006 8:39 PM To: Ivan Debnár Cc: zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] Perfor

Re: [zfs-discuss] Performance problem of ZFS ( Sol 10U2 )

2006-09-07 Thread eric kustarz
Ivan Debnár wrote: Hi, I deployed ZFS on our mailserver recently, hoping for eternal peace after running on UFS and moving files witch each TB added. It is mailserver - it's mdirs are on ZFS pool: capacity operationsbandwidth poolus

RE: [zfs-discuss] Performance problem of ZFS ( Sol 10U2 )

2006-09-07 Thread Ivan Debnár
erformance problem of ZFS ( Sol 10U2 ) Ivan, What mail clients use your mail server? You may be seeing the effects of: 6440499 zil should avoid txg_wait_synced() and use dmu_sync() to issue parallel IOs when fsyncing This bug was fixed in nevada build 43, and I don't think made it into s10 upd

Re: [zfs-discuss] Performance problem of ZFS ( Sol 10U2 )

2006-09-07 Thread Mark Maybee
Ivan, What mail clients use your mail server? You may be seeing the effects of: 6440499 zil should avoid txg_wait_synced() and use dmu_sync() to issue parallel IOs when fsyncing This bug was fixed in nevada build 43, and I don't think made it into s10 update 2. It will, of course, be in upd