[zfs-discuss] Recall: Repairing Faulted ZFS pool and missing disks

Kwang Whee Lee would like to recall the message, "[zfs-discuss] Repairing Faulted ZFS pool and missing disks". EMAIL DISCLAIMER This email message and its attachments are confidential and may also contain copyright or privileged material. If you are not the intended recipient, y

Re: [zfs-discuss] Repairing Faulted ZFS pool when zbd doesn't recognize the pool as existing

ge I'd say). - Thanks in advance for your inputs! Regards Kwang Whee Lee EMAIL DISCLAIMER This email message and its attachments are confidential and may also contain copyright or privileged material. If you are not the intended recipie

Re: [zfs-discuss] Repairing Faulted ZFS pool and missing disks

Destroy and re-create the pool from a backup source. What can I do next to bring back my zpool as I have some of important VMs stored on this tank? Your input and advice given is highly appreciated! Regards, Lee EMAIL DISCLAIMER This email message and its attachments are confidential

Re: [zfs-discuss] Importing old vdev

On 10/07/2011 11:02 AM, James Lee wrote: > Hello, > > I had a pool made from a single LUN, which I'll call c4t0d0 for the > purposes of this email. We replaced it with another LUN, c4t1d0, to > grow the pool size. Now c4t1d0 is hosed and I'd like to see about > rec

[zfs-discuss] Importing old vdev

Hello, I had a pool made from a single LUN, which I'll call c4t0d0 for the purposes of this email. We replaced it with another LUN, c4t1d0, to grow the pool size. Now c4t1d0 is hosed and I'd like to see about recovering whatever data we can from the original LUN, c4t0d0. I can still see the ZFS

Re: [zfs-discuss] [OpenIndiana-discuss] zpool lost, and no pools available?

man zpool /failmode -Albert On Tue, May 24, 2011 at 1:20 PM, Roy Sigurd Karlsbakk wrote: > Hi all > > I just attended this HTC conference and had a chat with a guy from UiO > (university of oslo) about ZFS. He claimed Solaris/OI will die silently if a > single pool fails. I have seen similar

Re: [zfs-discuss] Identifying what zpools are exported

On 04/21/10 02:16 PM, Erik Trimble wrote: Justin Lee Ewing wrote: So I can obviously see what zpools I have imported... but how do I see pools that have been exported? Kind of like being able to see deported volumes using "vxdisk -o alldgs list"

[zfs-discuss] Identifying what zpools are exported

So I can obviously see what zpools I have imported... but how do I see pools that have been exported? Kind of like being able to see deported volumes using "vxdisk -o alldgs list". Justin ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http:

Re: [zfs-discuss] Adaptec AAC driver

On 03/29/2010 09:32 AM, Yariv Graf wrote: > Hi > I had the same problem with 2405 > Remove aac of 134 and istall driver from adaptec . Driver for sol10u4 > > On Mar 29, 2010, at 4:25 PM, "Bruno Sousa" > wrote: >> Currently i'm evaluating a system with an Adaptec 52445

Re: [zfs-discuss] [Fwd: ZFS and FM(A)]

is easy to set up? I didn't see any mention of it in the ZFS Administration guide. -- 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] [indiana-discuss] future of OpenSolaris

I'm not sure how there is mistreatment when known that Solaris 10 is the current production-grade product and OpenSolaris, for all intents and purposes, a beta product that is currently under active development. I was actually surprised when SUN provided a level of support for OpenSolaris abov

Re: [zfs-discuss] ZFS Dedup Performance

On 01/08/2010 02:42 PM, Lutz Schumann wrote: > See the reads on the pool with the low I/O ? I suspect reading the > DDT causes the writes to slow down. > > See this bug > http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6913566. > It seems to give some backgrounds. > > Can you test sett

[zfs-discuss] ZFS Dedup Performance

I haven't seen much discussion on how deduplication affects performance. I've enabled dudup on my 4-disk raidz array and have seen a significant drop in write throughput, from about 100 MB/s to 3 MB/s. I can't imagine such a decrease is normal. > # zpool iostat nest 1 (with dedup enabled): > ...

Re: [zfs-discuss] Motherboard for home zfs/solaris file server

The i7 and Xeon 3300 m/b that say they have ECC support have exactly this problem as well. On Wed, Jul 22, 2009 at 4:53 PM, Nicholas Lee wrote: > > > On Tue, Jul 21, 2009 at 4:20 PM, chris wrote: > >> Thanks for your reply. >> What if I wrap the ram in a sheet of lead?

Re: [zfs-discuss] Motherboard for home zfs/solaris file server

On Tue, Jul 21, 2009 at 4:20 PM, chris wrote: > Thanks for your reply. > What if I wrap the ram in a sheet of lead?;-) > (hopefully the lead itself won't be radioactive) > > I found these 4 AM3 motherboard with "optional" ECC memory support. I don't > know whether this means ECC works, or ECC

Re: [zfs-discuss] NFS, ZFS & ESX

What is your NFS window size? 32kb * 120 * 7 should get you 25MB/s. Have considered getting a Intel X25-E?Going from 840 sync nfs iops to 3-5k+ iops is not overkill for SSD slog device. In fact probably cheaper to have one or two less vdevs and a single slog device. Nicholas On Tue, Jul 7,

Re: [zfs-discuss] Best controller card for 8 SATA drives ?

On Fri, Jun 26, 2009 at 4:11 AM, Eric D. Mudama wrote: > True. In $ per sequential GB/s, rotating rust still wins by far. > However, your comment about all flash being slower than rotating at > sequential writes was mistaken. Even at 10x the price, if you're > working with a dataset that needs r

Re: [zfs-discuss] Speeding up resilver on x4500

On Mon, Jun 22, 2009 at 4:24 PM, Stuart Anderson wrote: > > However, it is a bit disconcerting to have to run with reduced data > protection for an entire week. While I am certainly not going back to > UFS, it seems like it should be at least theoretically possible to do this > several orders of m

Re: [zfs-discuss] 7110 questions

With XenServer 4 and NFS you had to "grow" the disks (modified manually from thin to fat) in order to get decent performance. On Fri, Jun 19, 2009 at 7:06 AM, lawrence ho wrote: > We have a 7110 on try and buy program. > > We tried using the 7110 with XEN Server 5 over iSCSI and NFS. Nothing see

Re: [zfs-discuss] 24x1TB ZFS system. Best practices for OS install without wasting space.

IDE flash DOM? On Tue, Jun 2, 2009 at 8:46 AM, Ray Van Dolson wrote: > > Obviously we could throw in a couple smaller drives internally, or > elsewhere... but are there any other options here? > ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] CR# 6574286, remove slog device

Not sure if this is a wacky question. Given a slog device does not really need much more than 10 GB. If I was to use a pair of X25-E (or STEC devices or whatever) in a mirror as the boot device and then either 1. created a loopback file vdev or 2. separate mirrored slice for the slog would this ca

Re: [zfs-discuss] CR# 6574286, remove slog device

I guess this also means the relative value of a slog is also limited by the amount memory that can be allocated to the txg. On Wed, May 20, 2009 at 4:03 PM, Eric Schrock wrote: > > Yes, that is correct. It is best to think of the ZIL and the txg sync > process as orthogonal - data goes to bot

Re: [zfs-discuss] CR# 6574286, remove slog device

So txg is sync to the slog device but retained in memory, and then rather than reading it back from the slog to memory it is copied to the pool from memory the copy? With the txg being a working set of the active commit, so might be a set of NFS iops? On Wed, May 20, 2009 at 3:43 PM, Eric Schrock

Re: [zfs-discuss] CR# 6574286, remove slog device

Does Solaris flush a slog device before it powers down? If so, removal during a shutdown cycle wouldn't lose any data. On Wed, May 20, 2009 at 7:57 AM, Dave wrote: > If you don't have mirrored slogs and the slog fails, you may lose any data > that was in a txg group waiting to be committed to

Re: [zfs-discuss] Can the new consumer NAS devices run OpenSolaris?

I've gotten Nexenta installed onto a USB stick on a SS4200-E. To get it install required a PCI-E flex adapter. If you can reconfig EON for boot on a USB stick and serial console it might be possible. I've got two SS4200 and I might try EON on the second. Nicholas On Mon, Apr 20, 2009 at 8:39 PM,

Re: [zfs-discuss] [storage-discuss] Supermicro SAS/SATA controllers?

On Thu, Apr 16, 2009 at 12:11 PM, Nicholas Lee wrote: > > Let me see if I understand this: A SSD slog can handle, say, 5000 (4k) > transactions in a sec (20M/s) vs maybe 300 (4k) iops for a single HDD. The > slog can then batch and dump say 30s worth of transactions - 600M as >

Re: [zfs-discuss] [storage-discuss] Supermicro SAS/SATA controllers?

On Thu, Apr 16, 2009 at 11:28 AM, Richard Elling wrote: > As for space, 18GBytes is much, much larger than 99.9+% of workloads > require for slog space. Most measurements I've seen indicate that 100 > MBytes > will be quite satisfactory for most folks. Unfortunately, there is no > market > for s

Re: [zfs-discuss] [storage-discuss] Supermicro SAS/SATA controllers?

On Thu, Apr 16, 2009 at 3:32 AM, Greg Mason wrote: > > And it looks like the Intel fragmentation issue is fixed as well: >>> http://techreport.com/discussions.x/16739 >>> >> >> FYI, Intel recently had a new firmware release. IMHO, odds are that >> this will be as common as HDD firmware releases,

Re: [zfs-discuss] [storage-discuss] Supermicro SAS/SATA controllers?

On Tue, Apr 14, 2009 at 5:57 AM, Will Murnane wrote: > > > Has anyone done any specific testing with SSD devices and solaris other > than > > the FISHWORKS stuff? Which is better for what - SLC and MLC? > My impression is that the flash controllers make a much bigger > difference than the type of

Re: [zfs-discuss] [storage-discuss] Supermicro SAS/SATA controllers?

2009/4/14 Miles Nordin > > well that's not what I meant though. The battery RAM cache's behavior > can't be determined by RTFS whether you use ZFS or not, and the > behavior matters to both ZFS users and non ZFS users. The advantage I > saw to ZFS slogs, is that you can inspect the source (and b

Re: [zfs-discuss] [storage-discuss] Supermicro SAS/SATA controllers?

On Mon, Apr 13, 2009 at 3:27 PM, Miles Nordin wrote: > >>>>> "nl" == Nicholas Lee writes: > > nl>1. Is the cache only used for RAID modes and not in JBOD >nl> mode? > > well, there are different LSI cards and firmwares and drivers,

Re: [zfs-discuss] [storage-discuss] Supermicro SAS/SATA controllers?

On Sun, Apr 12, 2009 at 7:24 PM, Miles Nordin wrote: > >nl> Supermicro have several LSI controllers. AOC-USASLP-L8i with >nl> the LSI 1068E > > That's what I'm using. It uses the proprietary mpt driver. > >nl> and AOC-USASLP-H8iR with the LSI 1078. > > I'm not using this. > >nl>

Re: [zfs-discuss] Supermicro SAS/SATA controllers?

Forgot to include links. See below. Thanks. On Sat, Apr 11, 2009 at 8:35 PM, Nicholas Lee wrote: > > Supermicro have several LSI controllers. AOC-USASLP-L8i with the LSI 1068E > and AOC-USASLP-H8iR with the LSI 1078. > http://www.supermicro.com/products/accessories/addon/AOC-US

[zfs-discuss] Supermicro SAS/SATA controllers?

The standard controller that has been recommended in the past is the AOC-SAT2-MV8 - an 8 port with a marvel chipset. There have been several mentions of LSI based controllers on the mailing lists and I'm wondering about them. One obvious difference is that the Marvel contoller is PCI-X and the LS

Re: [zfs-discuss] Backing up ZFS snapshots

On Mon, Feb 23, 2009 at 11:33 AM, Blake wrote: > I thinks that's legitimate so long as you don't change ZFS versions. > > Personally, I'm more comfortable doing a 'zfs send | zfs recv' than I > am storing the send stream itself. The problem I have with the stream > is that I may not be able to r

[zfs-discuss] SSD - slow down with age

A useful article about long term use of the Intel SSD X25-M: http://www.pcper.com/article.php?aid=669 - Long-term performance analysis of Intel Mainstream SSDs. Would a zfs cache (ZIL or ARC) based on a SSD device see this kind of issue? Maybe a periodic scrub via a full disk erase would be a use

Re: [zfs-discuss] Add SSD drive as L2ARC(?) cache to existing ZFS raid?

las Lee wrote: > > >> On Fri, Feb 6, 2009 at 11:29 AM, Richard Elling >> > richard.ell...@gmail.com>> wrote: >> >> >>Seriously, is it so complicated that a best practice page is needed? >> >> While you might be right about that, I think t

Re: [zfs-discuss] Add SSD drive as L2ARC(?) cache to existing ZFS raid?

On Fri, Feb 6, 2009 at 11:29 AM, Richard Elling wrote: > > Seriously, is it so complicated that a best practice page is needed? While you might be right about that, I think there is a need for a good shared experiences site, howtos, etc. For example, I want to put a new 2U 12 disk storage syst

Re: [zfs-discuss] Add SSD drive as L2ARC(?) cache to existing ZFS raid?

Not sure is best to put something like this. There is wikis like http://www.solarisinternals.com/wiki/index.php/Solaris_Internals_and_Performance_FAQ http://wiki.genunix.org/wiki/index.php/WhiteBox_ZFSStorageServer But I haven't seen anything which has an active community like http://www.thinkwik

Re: [zfs-discuss] Add SSD drive as L2ARC(?) cache to existing ZFS raid?

Is it possible for someone to put up a wiki page somewhere with the various SSD, ZIL, L2ARC options with Pros, Cons and Benchmarks. Especially with notes like the below. Given this is a key area of interest for zfs at the moment, seems like it would be a useful resource. On Wed, Feb 4, 2009 at 11

Re: [zfs-discuss] ZFS over NFS, poor performance with many small files

Another option to look at is: set zfs:zfs_nocacheflush=1 http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide Best option is to get a a fast ZIL log device. Depends on your pool as well. NFS+ZFS means zfs will wait for write completes before responding to a sync NFS write ops. I

Re: [zfs-discuss] Intel SS4200-E?

I've got mine sitting on the floor at the moment. Need to find the time to try out the install. Do you know why it would not work with the DOM? I'm planning to use a spare 4GB DOM and keep the EMC one for backup if nothing works. Did you use a video card to install? On Fri, Jan 9, 2009 at 10:46 A

Re: [zfs-discuss] Problems at 90% zpool capacity 2008.05

Since zfs is so smart is other areas is there a particular reason why a high water mark is not calculated and the available space not reset to this? I'd far rather have a zpool of 1000GB that said it only had 900GB but did not have corruption as it ran out of space. Nicholas __

[zfs-discuss] Intel SS4200-E?

Has anyone tried runing zfs on the Intel SS4200-E [1],[[2]? Doesn't have a video port, but you could replace the IDE flash DOM with a pre-installed system. I'm interested in this as a four disk smallish (34x41x12) portable ZFS appliance. Seems that people have got it running with Linux/Openfiler

Re: [zfs-discuss] s10u6--will using disk slices for zfs logs improve nfs performance?

On Sat, Nov 15, 2008 at 7:54 AM, Richard Elling <[EMAIL PROTECTED]>wrote: > In short, separate logs with rotating rust may reduce sync write latency by > perhaps 2-10x on an otherwise busy system. Using write optimized SSDs > will reduce sync write latency by perhaps 10x in all cases. This is on

Re: [zfs-discuss] Recovering an array on Mac

So, does anybody have an approach to recovering this filesystem? Is there a way to relabel the drives so that ZFS will recognize them, without losing the data? Thanks, Lee On Jul 5, 2008, at 1:24 PM, Lee Fyock wrote: Hi-- Here's the scoop, in probably too much detail: I'm a

[zfs-discuss] Recovering an array on Mac

http://lists.macosforge.org/pipermail/zfs-discuss/2008-March/000240.html >, among other things, but no hint of where to go from here. "zpool import -D" reports "no pools available to import". All of this is on a Mac Mini running Mac OS X 10.5.3, BT

Re: [zfs-discuss] SXCE build 90 vs S10U6?

On Thu, 2008-06-12 at 17:52 -0700, Paul B. Henson wrote: > How close is Solaris Express build 90 to what will be released as the > official Solaris 10 update 6? > > We just bought five x4500 servers, but I don't really want to deploy in > production with U5. There are a number of features in U6 I

Re: [zfs-discuss] SATA controller suggestion

I don't think so, not all of them anyway. They also sell ones that have a proprietary goldfinger, which obviously would not work. The spec does not mention any specific restrictions, just lists the interface types (but it is fairly breif), and you can certianly buy PCI - PCI-E generic adapters

Re: [zfs-discuss] SATA controller suggestion

://www.amazon.com/dp/B000OH5J9G?smid=ATVPDKIKX0DER&tag=nextag-ce-tier2-20&linkCode=asn I'm sure you can find something similar for less, and I have seen ones that go from PCI-E x16 to several PCI-X as well. That and the supermicro are under half the price of the cheapest LSI PCI-E card.

Re: [zfs-discuss] system backup and recovery

On Thu, 2008-06-05 at 11:53 -0700, Brandon High wrote: > On Thu, Jun 5, 2008 at 12:44 AM, Aubrey Li <[EMAIL PROTECTED]> wrote: > > for windows we use ghost to backup system and recovery. > > can we do similar thing for solaris by ZFS? > > You could probably use a Ghost bootdisk to create an image

Re: [zfs-discuss] ZFS root compressed ?

On Fri, 2008-06-06 at 06:47 +0300, Cyril Plisko wrote: > On Fri, Jun 6, 2008 at 2:58 AM, <[EMAIL PROTECTED]> wrote: > > Bill Sommerfeld writes: > >>> > >>> 2. How can I do it ? (I think I can run "zfs set compression=on > >>> rpool/ROOT/snv_90" in the other window, right after the installation >

[zfs-discuss] Live Upgrade to snv_90 on a system with existing ZFS boot

Hi, I have a computer running snv_81 with ZFS root set up previously, and wanted to test the new LU bits in snv_90. Of course, I expected this wouldn't be as easy as it should be. The first annoyance was that installing the new LU packages from the DVD don't update the manpages. Fortunately, http

Re: [zfs-discuss] Liveupgrade snv_77 with a ZFS root to snv_89

On Thu, 2008-05-29 at 07:07 -0700, Jim Klimov wrote: > We have a test machine installed with a ZFS root (snv_77/x86 and > "rootpol/rootfs" with grub support). > > Recently tried to update it to snv_89 which (in Flag Days list) claimed more > support for ZFS boot roots, but the installer disk did

Re: [zfs-discuss] ? ZFS boot in nv88 on SPARC ?

On Tue, 2008-04-29 at 15:02 +0200, Ulrich Graef wrote: > Hi, > > ZFS won't boot on my machine. > > I discovered, that the lu manpages are there, but not > the new binaries. > So I tried to set up ZFS boot manually: > > > zpool create -f Root c0t1d0s0 > > > > lucreate -n nv88_zfs -A "nv88 fin

Re: [zfs-discuss] Downgrade zpool version?

On Mon, 2008-04-07 at 20:21 -0600, Keith Bierman wrote: > On Apr 7, 2008, at 1:46 PM, David Loose wrote: > > my Solaris samba shares never really played well with iTunes. > > > > > Another approach might be to stick with Solaris on the server, and > run netatalk instead of SAMBA (or, you > k

Re: [zfs-discuss] Panic when ZFS pool goes down?

On Mon, 2008-02-25 at 11:48 -0800, Vincent Fox wrote: > Is it still the case that there is a kernel panic if the device(s) with the > ZFS pool die? > > I was thinking to attach some cheap SATA disks to a system to use for > nearline storage. Then I could use ZFS send/recv on the local system

Re: [zfs-discuss] zfs send / receive between different opensolaris versions?

On Wed, 2008-02-06 at 13:42 -0600, Michael Hale wrote: > Hello everybody, > > I'm thinking of building out a second machine as a backup for our mail > spool where I push out regular filesystem snapshots, something like a > warm/hot spare situation. > > Our mail spool is currently running snv

[zfs-discuss] In-place upgrades of Solaris Express on ZFS root (updated)

Hi folks, I've updated zfs_ttinstall to work correctly (finally =P) and for slightly better error handling. This allows you to perform an in-place upgrade on a Solaris Express system that is using ZFS root. Sorry, no Live Upgrade for now. You will have to boot from DVD media for the upgrade (CDs

Re: [zfs-discuss] ZFSboot : Initial disk layout

On Mon, 2007-11-26 at 08:21 -0800, Roman Morokutti wrote: > Hi > > I am very interested in using ZFS as a whole: meaning > on the whole disk in my laptop. I would now make a > complete reinstall and don´t know how to partition > the disk initially for ZFS. > > -- > Roman > > > This message

Re: [zfs-discuss] Mixing SATA & PATA Drives

On Thu, 8 Nov 2007, Ian Collins wrote: > Dan Pritts wrote: >> i/o to/from the disk's cache will be marginally slower but you want to >> disable the write cache for data integrity anyway. >> >> > Do you? I though ZFS enabled the drive cache when it used the entire drive. > > Ian. AFAIK the write

Re: [zfs-discuss] Did ZFS boot/root make it into Solaris Express Developer Edition 9/07 ?

On Sun, 21 Oct 2007, Ian Collins wrote: > Carl Brewer wrote: >> As the subject says - a quick grovel around didn't say that zfs boot/root >> had made it into SEDE 9/07, before I download it and try, can anyone save me >> the bandwidth? >> Thanks! >> >> > It didn't. It still isn't supported by t

[zfs-discuss] Successful SXCE upgrade from DVD media on ZFS root

Hi, I converted my laptop to use ZFS root, loosely following the instructions: http://opensolaris.org/os/community/zfs/boot/zfsboot-manual/ In my case I added seperate filesystems under rootfs for /usr, /var, /opt, and /export, which slightly complicates things (they have to be added to vfstab

Re: [zfs-discuss] How do I get my pool back?

ething that isn't imported anyway?) -- <http://www.sun.com/solaris> * Michael Lee * Area System Support Engineer *Sun Microsystems, Inc.* Phone x40782 / 866 877 8350 Email [EMAIL PROTECTED] <http://www.sun.com/solaris> ___

Re: [zfs-discuss] Solaris HDD crash, Restore?

On Tue, 4 Sep 2007, christopher wrote: > > Will I be able to save my data on the RAIDZ and remount the ZFS after > reinstall, or am I screwed? > You don't need anything from your current Solaris install to access your ZFS storage pool. 'zpool import' will locate the pool on a fresh install. If

Re: [zfs-discuss] Re: ZFS usb keys

check - I think it's a platform issue, but not an endian one. The stick was originally DOS-formatted, and the zpool was built on the first fdisk partition. So Sparcs aren't seeing it, but the x86/x64 boxes are. -- <http://www.sun.com/solaris> * Michael Lee * Area System

Re: [zfs-discuss] Mac OS X "Leopard" to use ZFS

MHO, that seems unlikely, given that zfs boot is still an unreleased feature. I'd be happy to be proven wrong, though. If there's anyone in the know, please feel free to speak up. :-) Thanks, Lee On Jun 7, 2007, at 2:58 PM, Chad Leigh -- Shire.Net LLC wrote: On Jun 7, 2007, at 12:50 PM

Re: [zfs-discuss] Motley group of discs?

overhead can be stored on the larger disks? If I didn't need a hot spare, but instead could live with running out and buying a new drive to add on as soon as one fails, what configuration would I use then? Thanks! Lee On May 7, 2007, at 2:44 PM, [EMAIL PROTECTED] wrote: Hi Lee, Yo

Re: [zfs-discuss] Motley group of discs?

here, but neither is creating an optimal zfs system. I'm curious what the right zfs configuration is for the system I have. Thanks! Lee On May 4, 2007, at 7:41 PM, Al Hopper wrote: On Fri, 4 May 2007, mike wrote: Isn't the benefit of ZFS that it will allow you to use even the most u

[zfs-discuss] Motley group of discs?

read are usually related to matched (in size) drives. Thanks! Lee ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] ZFS disables nfs/server on a host

_ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- <http://www.sun.com/solaris> * Michael Lee * Area System Support Engineer *Sun Microsystems, Inc.* Phone x40782 / 866 877

Re: [zfs-discuss] Bottlenecks in building a system

On 4/19/07, Adam Lindsay <[EMAIL PROTECTED]> wrote: 16x hot swap SATAII hard drives (plus an internal boot drive) Tyan S2895 (K8WE) motherboard Dual GigE (integral nVidia ports) 2x Areca 8-port PCIe (8-lane) RAID drivers 2x AMD Opteron 275 CPUs (2.2GHz, dual core) 8 GiB RAM The supplier is used

Re: [zfs-discuss] zfs send/receive question

On 4/17/07, Krzys <[EMAIL PROTECTED]> wrote: and when I did try to run that last command I got the following error: [16:26:00] [EMAIL PROTECTED]: /root > zfs send -i mypool/[EMAIL PROTECTED] mypool/[EMAIL PROTECTED] | zfs receive mypool2/[EMAIL PROTECTED] cannot receive: destination has been mo

Re: [zfs-discuss] Re: replication a whole zpool

On 4/15/07, Chris Gerhard <[EMAIL PROTECTED]> wrote: While I would really like to see a zpool dump and zpool restore so that I could throw a whole pool to tape it is not hard to script the recursive zfs send / zfs receive. I had to when I had to recover my laptop. http://blogs.sun.com/chrisg/e

Re: [zfs-discuss] replication a whole zpool

On 4/13/07, Eric Schrock <[EMAIL PROTECTED]> wrote: You want: 6421958 want recursive zfs send ('zfs send -r') Which is actively being worked on. Exactly. :D "Perhaps they all have to have the same snapnames (which will be easier with 'zfs snapshot -r')." Maybe just assume that anyone who

[zfs-discuss] replication a whole zpool

Rather having to write something like: #!/bin/bash TIME=`date '+%Y-%m-%d-%H:%M:%S'` zfs snapshot -r [EMAIL PROTECTED] for i in `zfs list -H | grep $TIME | cut -f1` ; do zfs send $i | ssh ihstore zfs receive -d tank/sstore-ztank ; done That is just a first run, I'll need to add a a touch /zta

Re: Re[2]: [zfs-discuss] Benchmarking

On 4/13/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: Only if you turn a compression on in ZFS. Other than that 0s are stored as any other data. There is some difference, but its marginal as the files get larger. The disks in mtank are SATA2 ES 500Gb Seagates in a Intel V5000 system. The s

Re: [zfs-discuss] File level snapshots in ZFS?

On 3/30/07, Atul Vidwansa <[EMAIL PROTECTED]> wrote: Lets say I reorganized my zpools. Now there are 2 pools: Pool1: Production data, combination of binary and text files. Only few files change at a time. Average file sizes are around 1MB. Does it make sense to take zfs snapshots of the pool? Wi

Re: [zfs-discuss] File level snapshots in ZFS?

On 3/30/07, Shawn Walker <[EMAIL PROTECTED]> wrote: Maybe, but they're far better at doing versioning and providing a history of changes. I;d have to agree. I track 6000 blobs (OOo gzip files, pdfs and other stuff) in svn even with 1300 changesets over 3 years there is a marginal disk cost on

Re: [zfs-discuss] File level snapshots in ZFS?

On 3/30/07, Wee Yeh Tan <[EMAIL PROTECTED]> wrote: > Careful consideration of the layout of your file > system applies regardless of which type of file system it is (zfs, > ufs, etc.). True. ZFS does open up a whole new can of worms/flexibility. How do hard-links work across zfs mount/files

Re: Re[10]: [zfs-discuss] ZFS Boot support for the x86 platform

On 3/29/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: BFU - just for testing I guess. I would rather propose waiting for SXCE b62. Is there a release date for this? I note that the install iso for b60 seems to only release in the last week. Nicholas

Re: Re[4]: [zfs-discuss] ZFS Boot support for the x86 platform

On 3/29/07, Malachi de Ælfweald <[EMAIL PROTECTED]> wrote: Could I get your opinion then? I have just downloaded and burnt the b60 ISO. I was just getting ready to follow Tabriz and Tim's instructions from last year in order to get the ZFS root boot. Seeing the Heads Up, it says that the old me

Re: Re[2]: [zfs-discuss] ZFS Boot support for the x86 platform

On 3/29/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: 1. Instructions for Manual set up: http://fs.central/projects/zfsboot/zfsboot_manual_setup.html 2. Instructions for Netisntall set up: http://fs.central/projects/zfsboot/how_to_netinstall_zfsboot I think those documents should be

Re: [zfs-discuss] Re: ZFS layout for 10 disk?

On 3/23/07, John-Paul Drawneek <[EMAIL PROTECTED]> wrote: Can i do to Raidz2 over 5 and a Raidz2 over 4 with a spare for them all? or two Raidz2 over 4 with 2 spare? This is a question I was planning to ask as well. Does zfs allow a hot spare to be allocated to multiple pools or as a system

Re: [zfs-discuss] ZFS layout for 10 disk?

On 3/23/07, John-Paul Drawneek <[EMAIL PROTECTED]> wrote: I've got the same consideration at the moment. Should i do 9 disk raidz2 with a spare, or could i do two raidz2 to get a bit of performance? Only done tests with striped mirrors which seems to give it a boost, so is it worth it with a r

[zfs-discuss] old zfs pool and mounting

Hi, I need to copy files from an old ZFS pool on an old hard drive to a new one on a new HD. With UFS, you can just mount a partition from an old drive to copy files to a new drive. What's the equivalent process to do that with ZFS? Thanks. This message posted from opensolaris.org ___

[zfs-discuss] Acme WX22B-TR?

Has anyone run Solaris on one of these: http://acmemicro.com/estore/merchant.ihtml?pid=4014&step=4 2U with 12 hotswap SATA disks. Supermicro motherboard, would have to add a second Supermicro SATA2 controller to cover all the disks and the onboard intel controller can only handle 6. Nicholas ___

Re: [zfs-discuss] Re: Are media files compressable with ZFS?

On 2/25/07, Ian Collins <[EMAIL PROTECTED]> wrote: Interesting, 'cat /etc/driver_aliases | grep 373' shows nothing! Have you tried the hardware detection tool on this system? http://www.sun.com/bigadmin/hcl/hcts/device_detect.html [EMAIL PROTECTED]:~$ cat /etc/driver_aliases | grep 373 nge

Re: [zfs-discuss] Re: Are media files compressable with ZFS?

Note also I have the BIOS set to AHCI mode for the SATA controllers, not IDE. Nicholas ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Re: Are media files compressable with ZFS?

Attached. Had to install xserver-xorg-core, but thanks to apt it was relatively easy. Bit of interest is probably: pci bus 0x cardnum 0x0d function 0x00: vendor 0x10de device 0x037f nVidia Corporation MCP55 SATA Controller CardVendor 0x3458 card 0xb002 (Card unknown) STATUS0x00b0 COMM

Re: [zfs-discuss] Re: Are media files compressable with ZFS?

On 2/25/07, Ian Collins <[EMAIL PROTECTED]> wrote: Is the Gigabyte SATA2 controller recognised by Solaris? Nexenta v6 seems to work. Based on the Nforce 55 chipset I believe. I assume Opensolaris will work since it is based on that. I couldn't tell you if NCQ works, as Solaris is pretty new

Re: [zfs-discuss] Re: Are media files compressable with ZFS?

I just build a system with Gigabyte GA-M59SLI-S5 and 6 SATA2 drives. One system Seagate ES 250Gb disk, 5 Seagate ES 500Gb disks. 2.2Tb with raidz. Seems to work well with Nexenta. I could have put 5 ES 750Gb drives instead and had another TB. All in a midi-tower with an Athlon 3800+. This mother

[zfs-discuss] zfs received vol not appearing on iscsi target list

Just installed Nexenta and I've been playing around with zfs. [EMAIL PROTECTED]:/tank# uname -a SunOS hzsilo 5.11 NexentaOS_20070105 i86pc i386 i86pc Solaris [EMAIL PROTECTED]:/tank# zfs list NAME USED AVAIL REFER MOUNTPOINT home 89.5K 219G32K

Re: [zfs-discuss] Another paper

On 2/22/07, Gregory Shaw <[EMAIL PROTECTED]> wrote: I was thinking of something similar to a scrub. An ongoing process seemed too intrusive. I'd envisioned a cron job similar to a scrub (or defrag) that could be run periodically to show any differences between disk performance over time.

Re: [zfs-discuss] suggestion: directory promotion to filesystem

On 2/22/07, Pawel Jakub Dawidek <[EMAIL PROTECTED]> wrote: and you want to move huge amount of data from /tank/foo to /tank/bar. If you use mv/tar/dump it will copy entire data. Much faster will be to 'zfs join tank tank/foo && zfs join tank tank/bar' then just mv the data and 'zfs split' them b

Re: Re[2]: [zfs-discuss] Zfs best practice for 2U SATA iSCSI NAS

On 2/19/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: 5. there's no simple answer to this question as it greatly depends on workload and data. One thing you should keep in mind - Solaris *has* to boot in a 64bit mode if you wan to use all that memory as a cache for zfs, so old x86 32bi

Re: [zfs-discuss] Zfs best practice for 2U SATA iSCSI NAS

On 2/20/07, Jason J. W. Williams <[EMAIL PROTECTED]> wrote: Ah. We looked at them for some Windows DR. They do have a nice product. Just waiting for them to get iscsi and vlan support. Supposely sometime in the next couple months. Combined with zfs/iscsi it will make a very nice small data

Re: [zfs-discuss] Zfs best practice for 2U SATA iSCSI NAS

On 2/18/07, Jason J. W. Williams <[EMAIL PROTECTED]> wrote: If by VI you are referring to VMware Infrastructure...you won't get any support from VMware if you're using the iSCSI target on Solaris as its not approved by them. Not that this is really a problem in my experience as VMware tech suppo

[zfs-discuss] Zfs best practice for 2U SATA iSCSI NAS

Is there a best practice guide for using zfs as a basic rackable small storage solution? I'm considering zfs with a 2U 12 disk Xeon based server system vs something like a second hand FAS250. Target enviroment is mixature of Xen or VI hosts via iSCSI and nfs/cifs. Being able to take snapshots o

[zfs-discuss] minimum physical memory requirement?

Hi, not sure whether there is a minimum physical memory requirement to run zfs? i noticed the "free" phyiscal memory dropped quickly while doing "dd" on zfs files: kthr memorypagedisk faults cpu r b w swap free re mf pi po fr de sr m1 m1 m1 m2 i

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