Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread Erik Trimble
Eric Andersen wrote: I find Erik Trimble's statements regarding a 1 TB limit on drives to be a very bold statement. I don't have the knowledge or the inclination to argue the point, but I am betting that we will continue to see advances in storage technology on par with what we have seen in

[zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Andreas Höschler
Hi all, I need to replace a disk in a zfs pool on a production server (X4240 running Solaris 10) today and won't have access to my documentation there. That's why I would like to have a good plan on paper before driving to that location. :-) The current tank pool looks as follows: pool:

Re: [zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Ragnar Sundblad
On 9 apr 2010, at 10.58, Andreas Höschler wrote: Hi all, I need to replace a disk in a zfs pool on a production server (X4240 running Solaris 10) today and won't have access to my documentation there. That's why I would like to have a good plan on paper before driving to that location.

Re: [zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Andreas Höschler
Hi Ragnar, I need to replace a disk in a zfs pool on a production server (X4240 running Solaris 10) today and won't have access to my documentation there. That's why I would like to have a good plan on paper before driving to that location. :-) The current tank pool looks as follows:

Re: [zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Ian Collins
On 04/ 9/10 08:58 PM, Andreas Höschler wrote: zpool attach tank c1t7d0 c1t6d0 This hopefully gives me a three-way mirror: mirror ONLINE 0 0 0 c1t15d0 ONLINE 0 0 0 c1t7d0 ONLINE 0 0 0 c1t6d0

Re: [zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Ragnar Sundblad
On 9 apr 2010, at 12.04, Andreas Höschler wrote: Hi Ragnar, I need to replace a disk in a zfs pool on a production server (X4240 running Solaris 10) today and won't have access to my documentation there. That's why I would like to have a good plan on paper before driving to that

[zfs-discuss] Snv_126 Kernel PF Panic

2010-04-09 Thread Rob Cherveny
Hey All, I'm having some issues with a snv_126 file server running on an HP ML370 G6 server with an Adaptec Raid Card (31605). The server has the rpool, plus two raidz2 data pools (one is 1.5TB and 1.0TB respectively). I have been using e-sata to backup the pools to a pool that contains 3x 1.5 Tb

Re: [zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Edward Ned Harvey
From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Andreas Höschler I don't think that the BIOS and rebooting part ever has to be true, at least I don't hope so. You shouldn't have to reboot just because you replace a hot plug disk.

Re: [zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Edward Ned Harvey
From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Edward Ned Harvey I don't know how to identify what card is installed in your system. Actually, this is useful: prtpicl -v | less Search for RAID. On my system, I get this snippet (out of

[zfs-discuss] backup pool

2010-04-09 Thread F. Wessels
Hi all, I want to backup a pool called mpool. I want to do this by doing a zfs send of a mpool snapshot and receive into a different pool called bpool. All this on the same machine. I'm sharing various filesystems via zfs sharenfs and sharesmb. Sending and receiving of the entire pool works as

Re: [zfs-discuss] Replacing disk in zfs pool

2010-04-09 Thread Ragnar Sundblad
On 9 apr 2010, at 14.17, Edward Ned Harvey wrote: ... I recently went through an exercise very similar to this on an x4275. I also tried to configure the HBA via the ILOM but couldn't find any way to do it. ... Oh no, this is a BIOS system. The card is an autonomous entity that lives a life

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread Edward Ned Harvey
From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Eric Andersen I backup my pool to 2 external 2TB drives that are simply striped using zfs send/receive followed by a scrub. As of right now, I only have 1.58TB of actual data. ZFS send

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

2010-04-09 Thread Orvar Korvar
ONStor sells a ZFS based machine http://searchstorage.techtarget.com/news/article/0,289142,sid5_gci1354658,00.html It seems more like FreeNAS or something? -- This message posted from opensolaris.org ___ zfs-discuss mailing list

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread erik.ableson
No idea about the build quality, but is this the sort of thing you're looking for? Not cheap, integrated RAID (sigh), but one cable only http://www.pc-pitstop.com/das/fit-500.asp Cheap, simple, 4 eSATA connections on one box http://www.pc-pitstop.com/sata_enclosures/scsat4eb.asp Still cheap,

Re: [zfs-discuss] backup pool

2010-04-09 Thread Richard Elling
Use the -u option on the receiving pool. From the zfs(1m) man page: -u File system that is associated with the received stream is not mounted. NB this works for root pools, too. -- richard On Apr 9, 2010, at 5:33 AM, F. Wessels wrote: Hi all, I want

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

2010-04-09 Thread Richard Elling
On Apr 9, 2010, at 7:07 AM, Orvar Korvar wrote: ONStor sells a ZFS based machine http://searchstorage.techtarget.com/news/article/0,289142,sid5_gci1354658,00.html It seems more like FreeNAS or something? It doesn't look like a ZFS-based product... too many limitations. Also LSI bought the

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread Eric Andersen
You may be absolutely right. CPU clock frequency certainly has hit a wall at around 4GHz. However, this hasn't stopped CPUs from getting progressively faster. I know this is mixing apples and oranges, but my point is that no matter what limits or barriers computing technology hits, someone

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread Eric Andersen
I am doing something very similar. I backup to external USB's, which I leave connected to the server for obviously days at a time ... zfs send followed by scrub. You might want to consider eSATA instead of USB. Just a suggestion. You should be able to go about 4x-6x faster than 27MB/s.

[zfs-discuss] zfs send hangs

2010-04-09 Thread Daniel Bakken
My zfs filesystem hangs when transferring large filesystems (500GB) with a couple dozen snapshots between servers using zfs send/receive with netcat. The transfer hangs about halfway through and is unkillable, freezing all IO to the filesystem, requiring a hard reboot. I have attempted this three

Re: [zfs-discuss] backup pool

2010-04-09 Thread Richard Elling
try again... On Apr 9, 2010, at 5:33 AM, F. Wessels wrote: Hi all, I want to backup a pool called mpool. I want to do this by doing a zfs send of a mpool snapshot and receive into a different pool called bpool. All this on the same machine. I'm sharing various filesystems via zfs

Re: [zfs-discuss] zfs send hangs

2010-04-09 Thread David Dyer-Bennet
On Fri, April 9, 2010 13:20, Daniel Bakken wrote: My zfs filesystem hangs when transferring large filesystems (500GB) with a couple dozen snapshots between servers using zfs send/receive with netcat. The transfer hangs about halfway through and is unkillable, freezing all IO to the

[zfs-discuss] L2ARC L2_Size kstat fluctuate

2010-04-09 Thread Abdullah Al-Dahlawi
Hi all I ran an OLTP-Filebench workload I set Arc max size = 2 gb l2arc ssd device size = 32gb workingset(dataset) = 10gb , 10 files , 1gb each after running the workload for 6 hours and monitoring kstat , I have noticed that l2_size from kstat has reached 10gb which is great . however,

[zfs-discuss] about backup and mirrored pools

2010-04-09 Thread Harry Putnam
When I started using zfs a while back, I got the impression that setting my home server up with mirror sets rather than some kind of zraid would offer the most reliable setup for my data. My data is just what you'd expect on a home lan... no real commercial value involved. I've since created 2

Re: [zfs-discuss] zfs send hangs

2010-04-09 Thread Richard Jahnel
I had some issues with direct send/receives myself. In the end I elected to send to a gz file and then scp that file across to receive from the file on the otherside. This has been working fine 3 times a day for about 6 months now. two sets of systems using doing this so far, a set running

Re: [zfs-discuss] about backup and mirrored pools

2010-04-09 Thread David Dyer-Bennet
On Fri, April 9, 2010 14:38, Harry Putnam wrote: I happened to notice someones' config posted here recently where a single zpool was made up of several mirror sets. From: Andreas Höschler ahoe...@smartsoft.de Subject: Replacing disk in zfs pool Newsgroups:

Re: [zfs-discuss] about backup and mirrored pools

2010-04-09 Thread Richard Jahnel
Mirrored sets do protect against disk failure, but most of the time you'll find proper backups are better as most issues are more on the order of oops than blowed up sir. Perhaps mirrored sets with daily snapshots and a knowedge of how to mount snapshots as clones so that you can pull a copy

Re: [zfs-discuss] L2ARC L2_Size kstat fluctuate

2010-04-09 Thread Tomas Ögren
On 09 April, 2010 - Abdullah Al-Dahlawi sent me these 27K bytes: Hi all I ran an OLTP-Filebench workload I set Arc max size = 2 gb l2arc ssd device size = 32gb workingset(dataset) = 10gb , 10 files , 1gb each after running the workload for 6 hours and monitoring kstat , I have

Re: [zfs-discuss] L2ARC L2_Size kstat fluctuate

2010-04-09 Thread Abdullah Al-Dahlawi
Hi Tomas I understand from previous post http://www.mail-archive.com/zfs-discuss@opensolaris.org/msg36914.html that if the data gets invalidated, the l2arc size that is shown by zpool iostat is the one that changed (always growing because of COW) not the actual size shown by kstat which

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread Daniel Carosone
On Fri, Apr 09, 2010 at 10:21:08AM -0700, Eric Andersen wrote: If I could find a reasonable backup method that avoided external enclosures altogether, I would take that route. I'm tending to like bare drives. If you have the chassis space, there are 5-in-3 bays that don't need extra drive

Re: [zfs-discuss] zfs send hangs

2010-04-09 Thread Ian Collins
On 04/10/10 06:20 AM, Daniel Bakken wrote: My zfs filesystem hangs when transferring large filesystems (500GB) with a couple dozen snapshots between servers using zfs send/receive with netcat. The transfer hangs about halfway through and is unkillable, freezing all IO to the filesystem,

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread Brandon High
On Fri, Apr 9, 2010 at 6:14 AM, Edward Ned Harvey solar...@nedharvey.com wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Eric Andersen I backup my pool to 2 external 2TB drives that are simply striped using zfs send/receive followed

Re: [zfs-discuss] about backup and mirrored pools

2010-04-09 Thread Bob Friesenhahn
On Fri, 9 Apr 2010, Harry Putnam wrote: Am I way wrong on this, and further I'm curious if it would make more versatile use of the space if I were to put the mirrored pairs into one big pool containing 3 mirrored pairs (6 discs) Besides more versatile use of the space, you would get 3X the

Re: [zfs-discuss] L2ARC L2_Size kstat fluctuate

2010-04-09 Thread Tomas Ögren
On 09 April, 2010 - Abdullah Al-Dahlawi sent me these 5,3K bytes: Hi Tomas I understand from previous post http://www.mail-archive.com/zfs-discuss@opensolaris.org/msg36914.html that if the data gets invalidated, the l2arc size that is shown by zpool iostat is the one that changed

[zfs-discuss] Areca ARC-1680 on OpenSolaris 2009.06?

2010-04-09 Thread Dave Pooser
Now that Erik has made me all nervous about my 3xRAIDz2 of 8x2TB 7200RPM disks approach, I'm considering moving forward using more and smaller 2.5 disks instead. The problem is that at eight drives per LSI 3018, I run out of PCIe slots quickly. The ARC-1680 cards would appear to offer greater

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-09 Thread Eric D. Mudama
On Sat, Apr 10 at 7:22, Daniel Carosone wrote: On Fri, Apr 09, 2010 at 10:21:08AM -0700, Eric Andersen wrote: If I could find a reasonable backup method that avoided external enclosures altogether, I would take that route. I'm tending to like bare drives. If you have the chassis space,

Re: [zfs-discuss] zfs send hangs

2010-04-09 Thread Edward Ned Harvey
-Original Message- From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Daniel Bakken My zfs filesystem hangs when transferring large filesystems (500GB) with a couple dozen snapshots between servers using zfs send/receive with

Re: [zfs-discuss] compression property not received

2010-04-09 Thread Brandon High
On Wed, Apr 7, 2010 at 10:47 AM, Daniel Bakken dan...@economicmodeling.com wrote: When I send a filesystem with compression=gzip to another server with compression=on, compression=gzip is not set on the received filesystem. I am using: Is compression set on the dataset, or is it being

Re: [zfs-discuss] Workaround for mpt timeouts in snv_127

2010-04-09 Thread Maurice Volaski
At 11:19 AM +1000 2/19/10, James C. McPherson wrote: On 19/02/10 12:51 AM, Maurice Volaski wrote: For those who've been suffering this problem and who have non-Sun jbods, could you please let me know what model of jbod and cables (including length thereof) you have in your configuration. For

Re: [zfs-discuss] vPool unavailable but RaidZ1 is online

2010-04-09 Thread Daniel Carosone
On Sun, Apr 04, 2010 at 07:13:58AM -0700, Kevin wrote: I am trying to recover a raid set, there are only three drives that are part of the set. I attached a disk and discovered it was bad. It was never part of the raid set. Are you able to tell us more precisely what you did with this disk?

Re: [zfs-discuss] Areca ARC-1680 on OpenSolaris 2009.06?

2010-04-09 Thread Tonmaus
Hi David, why not just use a couple of SAS expanders? Regards, Tonmaus -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss