Re: [zfs-discuss] Zil on multiple usb keys

2011-07-15 Thread Eugen Leitl
On Fri, Jul 15, 2011 at 04:21:13PM +, Tiernan OToole wrote: > This might be a stupid question, but here goes... Would adding, say, 4 4 or > 8gb usb keys as a zil make enough of a difference for writes on an iscsi > shared vol? > > I am finding reads are not too bad (40is mb/s over gige on 2

Re: [zfs-discuss] Replacement disks for Sun X4500

2011-07-15 Thread Brandon High
On Wed, Jul 6, 2011 at 10:12 PM, X4 User wrote: > I am bumping this thread because I too have the same question ... can I put > modern 3TB disks (hitachi deskstars) into an old x4500 ? I have 8 x 3TB drives (Deskstar 5k3000) attached to a Supermicro AOC-SAT2-MV8 and it works fine. This card uses

Re: [zfs-discuss] Zil on multiple usb keys

2011-07-15 Thread Edward Ned Harvey
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Tiernan OToole > > This might be a stupid question, but here goes... Would adding, say, 4 4 or > 8gb usb keys as a zil make enough of a difference for writes on an iscsi shared > vol? > > I am

Re: [zfs-discuss] How to recover -- LUNs go offline, now permanent errors?

2011-07-15 Thread David Smith
Cindy, Thanks for the reply. I'll get that a try and then send an update. Thanks, David -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] Zil on multiple usb keys

2011-07-15 Thread Tiernan OToole
This might be a stupid question, but here goes... Would adding, say, 4 4 or 8gb usb keys as a zil make enough of a difference for writes on an iscsi shared vol? I am finding reads are not too bad (40is mb/s over gige on 2 500gb drives stripped) but writes top out at about 10 and drop a lot low

Re: [zfs-discuss] How to recover -- LUNs go offline, now permanent errors?

2011-07-15 Thread Cindy Swearingen
Hi David, If the permanent error is in some kind of metadata, then it doesn't translate to a specific file name. You might try another zpool scrub and then a zpool clear to see if it clears this error. Thanks, Cindy On 07/13/11 12:47, David Smith wrote: I recently had an issue with my LUNs f

Re: [zfs-discuss] Summary: Dedup memory and performance (again, again)

2011-07-15 Thread Mike Gerdts
On Fri, Jul 15, 2011 at 5:19 AM, Jim Klimov wrote: > 2011-07-15 11:10, phil.har...@gmail.com пишет: >> >> If you clone zones from a golden image using ZFS cloning, you get fast, >> efficient dedup for free. Sparse root always was a horrible hack! > > Sounds like a holy war is flaming up ;) > > Fro

Re: [zfs-discuss] Replacement disks for Sun X4500

2011-07-15 Thread Doug
> Did your x4500 cope with 3TB disks without any > modifications? I heard the BIOS does not support >2TB > disks? We had no problems with our Sun X4500 supporting 3TB disks. (We bought a single 3TB drive to test on the system to make sure before buying 45 more!) Over the years, we have updated th

Re: [zfs-discuss] NFS acl inherit problem

2011-07-15 Thread anikin anton
someone knows how to solve this problem? i have this bug too. -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Summary: Dedup memory and performance (again, again)

2011-07-15 Thread Jim Klimov
2011-07-15 11:10, phil.har...@gmail.com пишет: If you clone zones from a golden image using ZFS cloning, you get fast, efficient dedup for free. Sparse root always was a horrible hack! Sounds like a holy war is flaming up ;) From what I heard, sparse root zones with shared common system librari

Re: [zfs-discuss] Summary: Dedup memory and performance (again, again)

2011-07-15 Thread phil.har...@gmail.com
If you clone zones from a golden image using ZFS cloning, you get fast, efficient dedup for free. Sparse root always was a horrible hack! - Reply message - From: "Jim Klimov" To: Cc: Subject: [zfs-discuss] Summary: Dedup memory and performance (again, again) Date: Tue, Jul 12, 2011 14