Re: [zfs-discuss] dedup and memory/l2arc requirements

2010-04-06 Thread Darren J Moffat
On 03/04/2010 00:57, Richard Elling wrote: This is annoying. By default, zdb is compiled as a 32-bit executable and it can be a hog. Compiling it yourself is too painful for most folks :-( /usr/sbin/zdb is actually a link to /usr/lib/isaexec $ ls -il /usr/sbin/zdb /usr/lib/isaexec 300679

Re: [zfs-discuss] Are there (non-Sun/Oracle) vendors selling OpenSolaris/ZFS based NAS Hardware?

2010-04-06 Thread Markus Kovero
> Install nexenta on a dell poweredge ?  > or one of these http://www.pogolinux.com/products/storage_director FYI; More recent poweredges (R410,R710, possibly blades too, those with integrated Broadcom chips) are not working very well with opensolaris due broadcom network issues, hang-ups packet

Re: [zfs-discuss] Diagnosing Permanent Errors

2010-04-06 Thread Tim Cook
On Tue, Apr 6, 2010 at 12:47 AM, Daniel Carosone wrote: > On Tue, Apr 06, 2010 at 12:29:35AM -0500, Tim Cook wrote: > > On Tue, Apr 6, 2010 at 12:24 AM, Daniel Carosone > wrote: > > > > > On Mon, Apr 05, 2010 at 09:35:21PM -0700, Willard Korfhage wrote: > > > > By the way, I see that now one of

Re: [zfs-discuss] Diagnosing Permanent Errors

2010-04-06 Thread Willard Korfhage
Yes, I was hoping to find the serial numbers. Unfortunately, it doesn't show any serial numbers for the disk attached to the Areca raid card. -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mai

Re: [zfs-discuss] Are there (non-Sun/Oracle) vendors selling OpenSolaris/ZFS based NAS Hardware?

2010-04-06 Thread Eric D. Mudama
On Tue, Apr 6 at 13:03, Markus Kovero wrote: Install nexenta on a dell poweredge ?  or one of these http://www.pogolinux.com/products/storage_director FYI; More recent poweredges (R410,R710, possibly blades too, those with integrated Broadcom chips) are not working very well with opensolaris d

Re: [zfs-discuss] Are there (non-Sun/Oracle) vendors selling OpenSolaris/ZFS based NAS Hardware?

2010-04-06 Thread Markus Kovero
> Our Dell T610 is and has been working just fine for the last year and > a half, without a single network problem. Do you know if they're > using the same integrated part? > --eric Hi, as I should have mentioned, integrated nics that cause issues are using Broadcom BCM5709 chipset and these co

Re: [zfs-discuss] Are there (non-Sun/Oracle) vendors selling OpenSolaris/ZFS based NAS Hardware?

2010-04-06 Thread Bruno Sousa
Hi, I also ran into the problem of Dell+Broadcom. I fixed it by downgrading the firmware to version 4.xxx instead of running in version 5.xxx . You may try that one as well. Bruno On 6-4-2010 16:54, Eric D. Mudama wrote: > On Tue, Apr 6 at 13:03, Markus Kovero wrote: >>> Install nexenta on a de

[zfs-discuss] SSD sale on newegg

2010-04-06 Thread Anil
Seems a nice sale on Newegg for SSD devices. Talk about choices. What's the latest recommendations for a log device? http://bit.ly/aL1dne -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.o

Re: [zfs-discuss] Are there (non-Sun/Oracle) vendors selling OpenSolaris/ZFS based NAS Hardware?

2010-04-06 Thread R.G. Keen
Hmmm.. Tried to post this before, but it doesn't appear. I'll try again. I've been discussing the concept of a reference design for Opensolaris systems with a few people. This comes very close to a system you can "just buy". I spent about six months burning up google and pestering people here ab

[zfs-discuss] ZFS on-disk DDT block arrangement

2010-04-06 Thread taemun
I was wondering if someone could explain why the DDT is seemingly (from empirical observation) kept in a huge number of individual blocks, randomly written across the pool, rather than just a large binary chunk somewhere. Having been victim of the relly long times it takes to destroy a dataset

[zfs-discuss] ZFS Rollback From ZFS Send

2010-04-06 Thread Tony MacDoodle
Can I rollback a snapshot that I did a zfs send on? ie: zfs send testpool/w...@april6 > /backups/w...@april6_2010 Thanks ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] ZFS Rollback From ZFS Send

2010-04-06 Thread Nicolas Williams
On Tue, Apr 06, 2010 at 11:53:23AM -0400, Tony MacDoodle wrote: > Can I rollback a snapshot that I did a zfs send on? > > ie: zfs send testpool/w...@april6 > /backups/w...@april6_2010 That you did a zfs send does not prevent you from rolling back to a previous snapshot. Similarly for zfs recv --

[zfs-discuss] ZFS: Raid and dedup

2010-04-06 Thread Learner Study
Hi Folks: I'm wondering what is the correct flow when both raid5 and de-dup are enabled on a volume I think we should do de-dup first and then raid5 ... is that understanding correct? Thanks! ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] ZFS: Raid and dedup

2010-04-06 Thread jeff.bonw...@oracle.com
Correct. Jeff Sent from my iPhone On Apr 5, 2010, at 6:32 PM, Learner Study wrote: Hi Folks: I'm wondering what is the correct flow when both raid5 and de-dup are enabled on a storage volume I think we should do de-dup first and then raid5 ... is that understanding correct? Thanks!

Re: [zfs-discuss] Diagnosing Permanent Errors

2010-04-06 Thread James C.McPherson
On 6/04/10 11:47 PM, Willard Korfhage wrote: Yes, I was hoping to find the serial numbers. Unfortunately, it doesn't show any serial numbers for the disk attached to the Areca raid card. You'll need to reboot and go into the card bios to get that information. James C. McPherson -- Senior So

[zfs-discuss] "refreservation" and ZFS Volume

2010-04-06 Thread Tony MacDoodle
I am trying to understand how "refreservation" works with snapshots. If I have a 100G zfs pool I have 4 20G volume groups in that pool. refreservation = 20G on all volume groups. Now when I want to do a snapshot will this snapshot need 20G + the amount changed (REFER)? If not I get a "o

Re: [zfs-discuss] Diagnosing Permanent Errors

2010-04-06 Thread Carson Gaspar
Willard Korfhage wrote: Yes, I was hoping to find the serial numbers. Unfortunately, it doesn't show any serial numbers for the disk attached to the Areca raid card. Does Areca provide any Solaris tools that will show you the drive info? If you are using the Areca in JBOD mode, smartctl will f

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Erik Trimble
On Tue, 2010-04-06 at 08:26 -0700, Anil wrote: > Seems a nice sale on Newegg for SSD devices. Talk about choices. What's the > latest recommendations for a log device? > > http://bit.ly/aL1dne The Vertex LE models should do well as ZIL (though not as well as an X25-E or a Zeus) for all non-ent

Re: [zfs-discuss] "refreservation" and ZFS Volume

2010-04-06 Thread Daniel Carosone
On Tue, Apr 06, 2010 at 01:44:20PM -0400, Tony MacDoodle wrote: > I am trying to understand how "refreservation" works with snapshots. > > If I have a 100G zfs pool > > I have 4 20G volume groups in that pool. > > refreservation = 20G on all volume groups. > > Now when I want to do a sn

Re: [zfs-discuss] ZFS on-disk DDT block arrangement

2010-04-06 Thread Daniel Carosone
On Wed, Apr 07, 2010 at 01:52:23AM +1000, taemun wrote: > I was wondering if someone could explain why the DDT is seemingly > (from empirical observation) kept in a huge number of individual blocks, > randomly written across the pool, rather than just a large binary chunk > somewhere. It's not rea

Re: [zfs-discuss] Sun Flash Accelerator F20 numbers

2010-04-06 Thread Jeroen Roodhart
Hi Roch, > Can you try 4 concurrent tar to four different ZFS > filesystems (same pool). Hmmm, you're on to something here: http://www.science.uva.nl/~jeroen/zil_compared_e1000_iostat_iops_svc_t_10sec_interval.pdf In short: when using two exported file systems total time goes down to around

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Kyle McDonald
On 4/6/2010 3:41 PM, Erik Trimble wrote: > On Tue, 2010-04-06 at 08:26 -0700, Anil wrote: > >> Seems a nice sale on Newegg for SSD devices. Talk about choices. What's the >> latest recommendations for a log device? >> >> http://bit.ly/aL1dne >> > The Vertex LE models should do well as ZIL

Re: [zfs-discuss] "refreservation" and ZFS Volume

2010-04-06 Thread Daniel Carosone
On Wed, Apr 07, 2010 at 06:27:09AM +1000, Daniel Carosone wrote: > You have reminded me.. I wrote some patches to the zfs manpage to help > clarify this issue, while travelling, and never got around to posting > them when I got back. I'll dig them up off my netbook later today. http://defect.ope

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Erik Trimble
On Tue, 2010-04-06 at 19:43 -0400, Kyle McDonald wrote: > On 4/6/2010 3:41 PM, Erik Trimble wrote: > > On Tue, 2010-04-06 at 08:26 -0700, Anil wrote: > > > >> Seems a nice sale on Newegg for SSD devices. Talk about choices. What's > >> the latest recommendations for a log device? > >> > >> htt

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Richard Elling
On Apr 6, 2010, at 5:00 PM, Erik Trimble wrote: > On Tue, 2010-04-06 at 19:43 -0400, Kyle McDonald wrote: >> On 4/6/2010 3:41 PM, Erik Trimble wrote: >>> On Tue, 2010-04-06 at 08:26 -0700, Anil wrote: >>> Seems a nice sale on Newegg for SSD devices. Talk about choices. What's the lates

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Carson Gaspar
Erik Trimble wrote: On Tue, 2010-04-06 at 08:26 -0700, Anil wrote: Seems a nice sale on Newegg for SSD devices. Talk about choices. What's the latest recommendations for a log device? http://bit.ly/aL1dne The Vertex LE models should do well as ZIL (though not as well as an X25-E or a Zeus)

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Erik Trimble
On Tue, 2010-04-06 at 17:17 -0700, Richard Elling wrote: > On Apr 6, 2010, at 5:00 PM, Erik Trimble wrote: [snip] > > For L2ARC, you are more concerned with total size/capacity, and > > modest IOPS (3000-1 IOPS, or the ability to write at least 100Mb/s > > at 4-8k write sizes, plus as high as

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Bill Sommerfeld
On 04/06/10 17:17, Richard Elling wrote: You could probably live with an X25-M as something to use for all three, but of course you're making tradeoffs all over the place. That would be better than almost any HDD on the planet because the HDD tradeoffs result in much worse performance. Indeed

Re: [zfs-discuss] To slice, or not to slice

2010-04-06 Thread Edward Ned Harvey
> I have reason to believe that both the drive, and the OS are correct. > I have suspicion that the HBA simply handled the creation of this > volume somehow differently than how it handled the original. Don't > know the answer for sure yet. Ok, that's confirmed now. Apparently when the drives sh

Re: [zfs-discuss] Sun Flash Accelerator F20 numbers

2010-04-06 Thread Edward Ned Harvey
> > We ran into something similar with these drives in an X4170 that > turned > > out to > > be an issue of the preconfigured logical volumes on the drives. Once > > we made > > sure all of our Sun PCI HBAs where running the exact same version of > > firmware > > and recreated the volumes on new d

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Richard Elling
On Apr 6, 2010, at 5:38 PM, Erik Trimble wrote: > On Tue, 2010-04-06 at 17:17 -0700, Richard Elling wrote: >> On Apr 6, 2010, at 5:00 PM, Erik Trimble wrote: > > [snip] > >>> For L2ARC, you are more concerned with total size/capacity, and >>> modest IOPS (3000-1 IOPS, or the ability to writ

Re: [zfs-discuss] SSD sale on newegg

2010-04-06 Thread Daniel Carosone
On Tue, Apr 06, 2010 at 06:53:04PM -0700, Richard Elling wrote: > >> Disagree. Swap is a perfectly fine workload for SSDs. Under ZFS, > >> even more so. I'd really like to squash this rumour and thought we > >> were making progress on that front :-( Today, there are millions or > >> thousand

Re: [zfs-discuss] Are there (non-Sun/Oracle) vendors selling OpenSolaris/ZFS based NAS Hardware?

2010-04-06 Thread Eric D. Mudama
On Tue, Apr 6 at 17:56, Markus Kovero wrote: Our Dell T610 is and has been working just fine for the last year and a half, without a single network problem. Do you know if they're using the same integrated part? --eric Hi, as I should have mentioned, integrated nics that cause issues are u

Re: [zfs-discuss] ZFS getting slower over time

2010-04-06 Thread Marcus Wilhelmsson
The dips are gone. I've run simple copy operations via CIFS for two days and the problem hasn't appeared anymore. I'll try to find out what caused it though, thanks for trying to help me. -- This message posted from opensolaris.org ___ zfs-discuss mail