Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread Phil Harman
Ian, It would help to have some config detail (e.g. what options are you using? zpool status output; property lists for specific filesystems and zvols; etc) Some basic Solaris stats can be very helpful too (e.g. peak flow samples of vmstat 1, mpstst 1, iostat -xnz 1, etc) It would also be grea

Re: [zfs-discuss] adding new disks and setting up a raidz2

2010-10-14 Thread Edward Ned Harvey
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Derek G Nokes > > r...@dnokes.homeip.net:~# zpool create marketData raidz2 > c0t5000C5001A6B9C5Ed0 c0t5000C5001A81E100d0 c0t5000C500268C0576d0 > c0t5000C500268C5414d0 c0t5000C500268CFA6Bd0 c0t5

Re: [zfs-discuss] Performance issues with iSCSI under Linux [SEC=UNCLASSIFIED]

2010-10-14 Thread Edward Ned Harvey
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Wilkinson, Alex > > can you paste them anyway ? Note: If you have more than one adapter, I believe you can specify -aALL in the commands below, instead of -a0 I have 2 disks (slots 4 & 5) th

Re: [zfs-discuss] adding new disks and setting up a raidz2

2010-10-14 Thread Derek G Nokes
Thank you both. I did try without specifying the 's0' portion before posting and got the following error: r...@dnokes.homeip.net:~# zpool create marketData raidz2 c0t5000C5001A6B9C5Ed0 c0t5000C5001A81E100d0 c0t5000C500268C0576d0 c0t5000C500268C5414d0 c0t5000C500268CFA6Bd0 c0t5000C500268D0821d0

Re: [zfs-discuss] Performance issues with iSCSI under Linux [SEC=UNCLASSIFIED]

2010-10-14 Thread Wilkinson, Alex
0n Thu, Oct 14, 2010 at 09:54:09PM -0400, Edward Ned Harvey wrote: >If you happen to find that MegaCLI is the right tool for your hardware, let >me know, and I'll paste a few commands here, which will simplify your life. >When I first started using it, I found it terribly cumbers

Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread Edward Ned Harvey
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Ian D > > ok... we're making progress. After swapping the LSI HBA for a Dell > H800 the issue disappeared. Now, I'd rather not use those controllers > because they don't have a JBOD mode. We

Re: [zfs-discuss] adding new disks and setting up a raidz2

2010-10-14 Thread Jim Dunham
Derek, > I am relatively new to OpenSolaris / ZFS (have been using it for maybe 6 > months). I recently added 6 new drives to one of my servers and I would like > to create a new RAIDZ2 pool called 'marketData'. > > I figured the command to do this would be something like: > > zpool create mar

Re: [zfs-discuss] adding new disks and setting up a raidz2

2010-10-14 Thread Richard Elling
On Oct 14, 2010, at 5:08 PM, Derek G Nokes wrote: > I am relatively new to OpenSolaris / ZFS (have been using it for maybe 6 > months). I recently added 6 new drives to one of my servers and I would like > to create a new RAIDZ2 pool called 'marketData'. > > I figured the command to do this wo

[zfs-discuss] adding new disks and setting up a raidz2

2010-10-14 Thread Derek G Nokes
I am relatively new to OpenSolaris / ZFS (have been using it for maybe 6 months). I recently added 6 new drives to one of my servers and I would like to create a new RAIDZ2 pool called 'marketData'. I figured the command to do this would be something like: zpool create marketData raidz2 c0t5000

Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread Ian D
> Earlier you said you had eliminated the ZIL as an > issue, but one difference > between the Dell H800 and the LSI HBA is that the > H800 has an NV cache (if > you have the battery backup present). > > A very simple test would be when things are running > slow, try disabling > the ZIL temporarily

Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread Marion Hakanson
rewar...@hotmail.com said: > ok... we're making progress. After swapping the LSI HBA for a Dell H800 the > issue disappeared. Now, I'd rather not use those controllers because they > don't have a JBOD mode. We have no choice but to make individual RAID0 > volumes for each disks which means we nee

Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread Ian D
> Our next test is to try with a different kind of HBA, > we have a Dell H800 lying around. ok... we're making progress. After swapping the LSI HBA for a Dell H800 the issue disappeared. Now, I'd rather not use those controllers because they don't have a JBOD mode. We have no choice but to mak

Re: [zfs-discuss] Finding corrupted files

2010-10-14 Thread Toby Thain
On 14-Oct-10, at 11:48 AM, Edward Ned Harvey wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Toby Thain I don't want to heat up the discussion about ZFS managed discs vs. HW raids, but if RAID5/6 would be that bad, no one would use i

Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread Ian D
I've had a few people sending emails directly suggesting it might have something to do with the ZIL/SLOG. I guess I should have said that the issue happen both ways, whether we copy TO or FROM the Nexenta box. -- This message posted from opensolaris.org

Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread Ian D
> Sounding more and more like a networking issue - are > the network cards set up in an aggregate? I had some > similar issues on GbE where there was a mismatch > between the aggregate settings on the switches and > the LACP settings on the server. Basically the > network was wasting a ton of time

Re: [zfs-discuss] Upgrade a degraded pool

2010-10-14 Thread Edho P Arief
On Thu, Oct 14, 2010 at 11:47 PM, Oskar wrote: > I know that this is not necessarily the right forum, but the FreeBSD forum > haven't been able to help me... > > I recently updated my FreeBSD 8.0 RC3 to 8.1 and after the update I can't > import my zpool. My computer says that no such pool exists

[zfs-discuss] Upgrade a degraded pool

2010-10-14 Thread Oskar
I know that this is not necessarily the right forum, but the FreeBSD forum haven't been able to help me... I recently updated my FreeBSD 8.0 RC3 to 8.1 and after the update I can't import my zpool. My computer says that no such pool exists, even though it can be seen with the zpool status comma

Re: [zfs-discuss] zfs diff cannot stat shares

2010-10-14 Thread dirk schelfhout
I had to upgrade zfs zfs upgrade -a then pfexec zfs set sharesmb=off data pfexec zfs set sharesmb=on data after this zfs diff failed with the old snapshots. But with newly created snapshots it worked. Thanks Tim, Dirk -- This message posted from opensolaris.org ___

Re: [zfs-discuss] Finding corrupted files

2010-10-14 Thread Edward Ned Harvey
> From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- > boun...@opensolaris.org] On Behalf Of Toby Thain > > > I don't want to heat up the discussion about ZFS managed discs vs. > > HW raids, but if RAID5/6 would be that bad, no one would use it > > anymore. > > It is. And there's no r

Re: [zfs-discuss] Finding corrupted files

2010-10-14 Thread Toby Thain
On 14-Oct-10, at 3:27 AM, Stephan Budach wrote: I'd like to see those docs as well. As all HW raids are driven by software, of course - and software can be buggy. It's not that the software 'can be buggy' - that's not the point here. The point being made is that conventional RAID just d

Re: [zfs-discuss] Optimal raidz3 configuration

2010-10-14 Thread Edward Ned Harvey
> From: David Magda [mailto:dma...@ee.ryerson.ca] > > On Wed, October 13, 2010 21:26, Edward Ned Harvey wrote: > > > I highly endorse mirrors for nearly all purposes. > > Are you a member of BAARF? > > http://www.miracleas.com/BAARF/BAARF2.html Never heard of it. I don't quite get it ...

Re: [zfs-discuss] Optimal raidz3 configuration

2010-10-14 Thread David Magda
On Wed, October 13, 2010 21:26, Edward Ned Harvey wrote: > I highly endorse mirrors for nearly all purposes. Are you a member of BAARF? http://www.miracleas.com/BAARF/BAARF2.html :) ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http:

Re: [zfs-discuss] zfs diff cannot stat shares

2010-10-14 Thread David Blasingame Oracle
a diff to list the file differences between snapshots http://arc.opensolaris.org/caselog/PSARC/2010/105/mail Dave On 10/13/10 15:48, Edward Ned Harvey wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of dirk schelfhout Wanted to test the

[zfs-discuss] AMD/Supermicro machine - AS-2022G-URF

2010-10-14 Thread zfs user
Sorry for the long post but I know trying to decide on hardware often want to see details about what people are using. I have the following AS-2022G-URF machine running OpenGaryIndiana[1] that I am starting to use. I successfully transferred a deduped zpool with 1.x TB of files and 60 or so

Re: [zfs-discuss] Performance issues with iSCSI under Linux

2010-10-14 Thread erik.ableson
On 13 oct. 2010, at 18:37, Marty Scholes wrote: > The only thing that still stands out is that network operations (iSCSI and > NFS) to external drives are slow, correct? > > Just for completeness, what happens if you scp a file to the three different > pools? If the results are the same as NF

Re: [zfs-discuss] Running on Dell hardware?

2010-10-14 Thread Jiawei Zhao
We got a R710 + 3 MD1000s running zfs, with intel 10GE network card. There was a period of time that R710 freezing randomly, when we used osol b12x release. I checked in google and there were reports of freezes caused by a new mpt driver used in b12x release which could be the cause. Changed to

Re: [zfs-discuss] Finding corrupted files

2010-10-14 Thread Stephan Budach
I'd like to see those docs as well. As all HW raids are driven by software, of course - and software can be buggy. I don't want to heat up the discussion about ZFS managed discs vs. HW raids, but if RAID5/6 would be that bad, no one would use it anymore. So… just post the link and I will take a