Re: [zfs-discuss] Validating alignment of NTFS/VMDK/ZFS blocks

2010-03-18 Thread Will Murnane
On Thu, Mar 18, 2010 at 14:44, Chris Murray wrote: > Good evening, > I understand that NTFS & VMDK do not relate to Solaris or ZFS, but I was > wondering if anyone has any experience of checking the alignment of data > blocks through that stack? It seems to me there's a simple way to check. Pic

[zfs-discuss] Locking snapshots when using zfs send

2010-04-07 Thread Will Murnane
I just bought a new set of disks, and want to move my primary data store over to the new disks. I created a new pool fine, and now I'm trying to use zfs send -R | zfs receive to transfer the data. Here's the error I got: $ pfexec zfs send -Rpv h...@next | pfexec zfs receive -duvF temp sending fro

Re: [zfs-discuss] Locking snapshots when using zfs send

2010-04-07 Thread Will Murnane
On Wed, Apr 7, 2010 at 17:51, Brandon High wrote: > On Wed, Apr 7, 2010 at 1:32 PM, Will Murnane wrote: >> This process took about 12 hours to do, so it's frustrating that >> (apparently) snapshots disappearing causes the replication to fail. >> Perhaps some sort of loc

Re: [zfs-discuss] Why would zfs have too many errors when underlying raid array is fine?

2010-04-11 Thread Will Murnane
On Sun, Apr 11, 2010 at 23:59, Willard Korfhage wrote: > I'm struggling to get a reliable OpenSolaris system on a file server. I'm > running an Asus P5BV-C/4L server motherboard, 4GB ECC ram, an E3110 > processor, and an Areca 1230 with 12 1-TB disks attached. In a previous > posting, it looked

Re: [zfs-discuss] Large size variations - what is canonical method

2010-04-18 Thread Will Murnane
On Sun, Apr 18, 2010 at 20:08, Harry Putnam wrote: > Seems like you can get some pretty large discrepancies in sizes of > pools. and directories. They all answer different things, sure, but they're all things that an administrator might want to know. > zpool list "How many bytes are in use on the

Re: [zfs-discuss] mirror resilver @500k/s

2010-05-14 Thread Will Murnane
On Thu, May 13, 2010 at 16:51, Oliver Seidel wrote: > Hello, > > I'm a grown-up and willing to read, but I can't find where to read.  Please > point me to the place that explains how I can diagnose this situation: adding > a mirror to a disk fills the mirror with an apparent rate of 500k per sec

Re: [zfs-discuss] Ideal SATA/SAS Controllers for ZFS

2010-05-27 Thread Will Murnane
On Fri, May 28, 2010 at 00:56, Marc Bevand wrote: > Giovanni Tirloni sysdroid.com> writes: >> >> The chassis has 4 columns of 6 disks. The 18 disks I was testing were >> all on columns #1 #2 #3. > > Good, so this confirms my estimations. I know you said the current > ~810 MB/s are amply sufficien

Re: [zfs-discuss] dedup accounting anomaly / dedup experiments

2010-07-02 Thread Will Murnane
On Thu, Jul 1, 2010 at 04:33, Lutz Schumann wrote: > Hello list, > > I wanted to test deduplication a little and did a experiment. > > My question was:  can I dedupe infinite or is ther a upper limit ? > > So for that I did a very basic test. > -  I created a ramdisk-pool (1GB) > - enabled dedup a

Re: [zfs-discuss] Understanding SAS/SATA Backplanes and Connectivity

2010-01-06 Thread Will Murnane
On Wed, Jan 6, 2010 at 20:41, Mark Bennett wrote: > Will, > > sorry for picking an old thread, That's okay---I liked this thread ;) > but you mentioned a psu monitor to supplement the CSE-PTJBOD-CB1. > I have two of these and am interested in your design. > Oddly, the LSI backplane chipset suppor

Re: [zfs-discuss] Best 1.5TB drives for consumer RAID?

2010-01-24 Thread Will Murnane
On Sun, Jan 24, 2010 at 11:41, Erik Trimble wrote: > Rob Logan wrote: >>> >>> a 1U or 2U JBOD chassis for 2.5" drives, >>> >> >> from http://supermicro.com/products/nfo/chassis_storage.cfm the E1 >> (single) or E2 (dual) options have a SAS expander so >> http://supermicro.com/products/chassis/2U/?

Re: [zfs-discuss] Abysmal ISCSI / ZFS Performance

2010-02-10 Thread Will Murnane
On Wed, Feb 10, 2010 at 17:06, Brian E. Imhoff wrote: > I am in the proof-of-concept phase of building a large ZFS/Solaris based SAN > box, and am experiencing absolutely poor / unusable performance. > > I then, Create a zpool, using raidz2, using all 24 drives, 1 as a hotspare: > zpool create ta

Re: [zfs-discuss] ZFS Pool problems

2010-02-22 Thread Will Murnane
On Mon, Feb 22, 2010 at 15:53, Jeff Freeman wrote: > Can anyone help wih this - somewhat of a novice here with OpenSolaris and > just found these erros. > >     NAME        STATE     READ WRITE CKSUM > vmwarepool  UNAVAIL      0     0     0  insufficient replicas >      c7t0d0    UNAVAIL      0  

Re: [zfs-discuss] Filebench Performance is weird

2010-03-02 Thread Will Murnane
On Tue, Mar 2, 2010 at 08:38, Abdullah Al-Dahlawi wrote: > I am using Filebench benchmark in an "Interactive mode" to test ZFS > performance with randomread wordload. What's your pool configuration? Are you just load testing, or do you have an application in mind for this system? Will __

Re: [zfs-discuss] zfs sync=disabled property

2011-11-10 Thread Will Murnane
On Thu, Nov 10, 2011 at 14:12, Tomas Forsman wrote: > On 10 November, 2011 - Bob Friesenhahn sent me these 1,6K bytes: >> On Wed, 9 Nov 2011, Tomas Forsman wrote: At all times, if there's a server crash, ZFS will come back along at next boot or mount, and the filesystem will be in a

Re: [zfs-discuss] grrr, How to get rid of mis-touched file named `-c'

2011-11-23 Thread Will Murnane
On Wed, Nov 23, 2011 at 14:43, Harry Putnam wrote: > Somehow I touched some rather peculiar file names in ~.  Experimenting > with something I've now forgotten I guess. > > Anyway I now have 3 zero length files with names -O, -c, -k. > > I've tried as many styles of escaping as I could come up wit

Re: [zfs-discuss] Compatibility of Hitachi Deskstar 7K3000 HDS723030ALA640 with ZFS

2012-03-06 Thread Will Murnane
On Tue, Mar 6, 2012 at 05:40, Koopmann, Jan-Peter wrote: > Hi Brandon, > > > On Mon, Mar 5, 2012 at 9:52 AM, luis Johnstone > wrote: > > As far as I can tell, the Hitachi Deskstar 7K3000 (HDS723030ALA640) uses > 512B sectors and so I presume does not suffer from such issues (because it > doesn't

Re: [zfs-discuss] System started crashing hard after zpool reconfigure and OI upgrade

2013-03-20 Thread Will Murnane
Does the Supermicro IPMI show anything when it crashes? Does anything show up in event logs in the BIOS, or in system logs under OI? On Wed, Mar 20, 2013 at 11:34 AM, Peter Wood wrote: > I have two identical Supermicro boxes with 32GB ram. Hardware details at > the end of the message. > > They

Re: [zfs-discuss] 64-bit vs 32-bit applications

2010-08-16 Thread Will Murnane
On Mon, Aug 16, 2010 at 21:58, Kishore Kumar Pusukuri wrote: > Hi, > I am surprised with the performances of some 64-bit multi-threaded > applications on my AMD Opteron machine. For most of the applications, the > performance of 32-bit version is almost same as the performance of 64-bit > versi

Re: [zfs-discuss] Suggested RaidZ configuration...

2010-09-09 Thread Will Murnane
On Thu, Sep 9, 2010 at 09:03, Erik Trimble wrote: > Actually, your biggest bottleneck will be the IOPS limits of the drives.  A > 7200RPM SATA drive tops out at 100 IOPS.  Yup. That's it. > > So, if you need to do 62.5e6 IOPS, and the rebuild drive can do just 100 > IOPS, that means you will finis

[zfs-discuss] RFE: -t flag for 'zfs destroy'

2008-07-17 Thread Will Murnane
I would like to request an additional flag for the command line zfs tools. Specifically, I'd like to have a -t flag for "zfs destroy", as shown below. Suppose I have a pool "home" with child filesystem "will", and a snapshot "home/[EMAIL PROTECTED]". Then I run the following commands: # zfs dest

Re: [zfs-discuss] RFE: -t flag for 'zfs destroy'

2008-07-17 Thread Will Murnane
On Thu, Jul 17, 2008 at 17:05, Chad Lewis <[EMAIL PROTECTED]> wrote: > http://www.opensolaris.org/bug/report.jspa > > You'll need an OpenSolaris.org account to file the RFE of course. Thanks for the link. I've filed an RFE, but don't see it yet; is there a better way than "text search for things I

Re: [zfs-discuss] Announcement: The Unofficial Unsupported Python ZFS API

2008-07-21 Thread Will Murnane
I have applied for and received approval for a Sourceforge project. It's rather barebones at the moment, but the important part is a public Subversion server is now available. See https://pyzfs.svn.sourceforge.net/svnroot/pyzfs/trunk . On Mon, Jul 14, 2008 at 12:04, Jonathan Hogg <[EMAIL PROTECTE

Re: [zfs-discuss] [RFC] Improved versioned pointer algorithms

2008-07-21 Thread Will Murnane
On Mon, Jul 21, 2008 at 17:22, Daniel Phillips <[EMAIL PROTECTED]> wrote: > But that is not my point. My point is that there is no way to recover > the volume space used by my example file short of deleting both the > clone and the snapshot. Not so. Use "zfs promote" to make the clone into a full

Re: [zfs-discuss] Raidz parity drives

2008-07-30 Thread Will Murnane
On Wed, Jul 30, 2008 at 07:24, Vanja <[EMAIL PROTECTED]> wrote: > I was just wondering what would happen in a raidz array if one of the drives > failed? I imagine everything would work fine for reading, but will I be able > to write to the array still? Yes. > If I can write, does that mean that

Re: [zfs-discuss] Can I trust ZFS?

2008-07-31 Thread Will Murnane
On Thu, Jul 31, 2008 at 16:25, Ross <[EMAIL PROTECTED]> wrote: > The problems with zpool status hanging concern me, knowing that I can't hot > plug drives is an issue, and the long resilver times bug is also a potential > problem. I suspect I can work around the hot plug drive bug with a big >

Re: [zfs-discuss] Pogo Linux ships NexentaStor pre-installed boxes

2008-08-02 Thread Will Murnane
On Sat, Aug 2, 2008 at 06:02, Erast Benson <[EMAIL PROTECTED]> wrote: > wanted to share some exciting news with you. Pogo Linux shipping > NexentaStor pre-installed boxes at fairly astounding prices! The 16 disk one fully loaded with 1TB sas disks, CPUs, memory, and warranty comes in at $11,620; t

Re: [zfs-discuss] Can't see files on client

2008-08-04 Thread Will Murnane
On Mon, Aug 4, 2008 at 16:26, John Stoneback <[EMAIL PROTECTED]> wrote: > Created and shared zfs pool containing user file systems on Solaris server. > Mount this on Solaris client. Can view user file systems on client but not > user files. If I mount the user file systems on the client, then can

[zfs-discuss] Can't see files on client

2008-08-04 Thread Will Murnane
PS (prescript?): t's considered good form to "reply all" so that other people can see and thus reply to your question as well. After all, I could have been hit by a bus between the last message and this one ;) On Mon, Aug 4, 2008 at 16:42, John P. Stoneback <[EMAIL PROTECTED]> wrote: > Will, > >

[zfs-discuss] Strange burstiness in write speed with a mirror

2008-08-06 Thread Will Murnane
I've got a pool which I'm currently syncing a few hundred gigabytes to using rsync. The source machine is pretty slow, so it only goes at about 20 MB/s. Watching "zpool iostat -v local-space 10", I see a pattern like this (trimmed to take up less space): capacity operations

Re: [zfs-discuss] ZFS on 32bit.

2008-08-06 Thread Will Murnane
On Wed, Aug 6, 2008 at 13:31, Bryan Allen <[EMAIL PROTECTED]> wrote: > I have a ~600GB zpool living on older Xeons. The system has 8GB of RAM. The > pool is hanging off two LSI Logic SAS3041X-Rs (no RAID configured). You might try taking out 4gb of the ram (!). Some 32-bit drivers have problems do

Re: [zfs-discuss] more ZFS recovery

2008-08-06 Thread Will Murnane
On Wed, Aug 6, 2008 at 13:57, Miles Nordin <[EMAIL PROTECTED]> wrote: >> "re" == Richard Elling <[EMAIL PROTECTED]> writes: >> "tb" == Tom Bird <[EMAIL PROTECTED]> writes: > >tb> There was a problem with the SAS bus which caused various >tb> errors including the inevitable kernel pa

Re: [zfs-discuss] Kernel panic at zpool import

2008-08-14 Thread Will Murnane
On Thu, Aug 14, 2008 at 07:42, Borys Saulyak <[EMAIL PROTECTED]> wrote: > I've got, lets say, 10 disks in the storage. They are currently in RAID5 > configuration and given to my box as one LUN. You suggest to create 10 LUNs > instead, and give them to ZFS, where they will be part of one raidz, r

Re: [zfs-discuss] CF to SATA adapters for boot device

2008-08-20 Thread Will Murnane
On Wed, Aug 20, 2008 at 05:17, Ian Collins <[EMAIL PROTECTED]> wrote: > Has anyone here had any luck using a CF to SATA adapter? I have two of these: http://cgi.ebay.com/CF-Compact-Flash-to-SATA-Adapter-mini-usb-by-i88990_W0QQitemZ290253443832QQihZ019QQcategoryZ74941QQssPageNameZWDVWQQrdZ1QQcmdZVie

Re: [zfs-discuss] shrinking a zpool - roadmap

2008-08-20 Thread Will Murnane
On Wed, Aug 20, 2008 at 18:40, Bob Friesenhahn <[EMAIL PROTECTED]> wrote: > The errant command which accidentally adds a vdev could just as easily > be a command which scrambles up or erases all of the data. True enough---but if there's a way to undo accidentally adding a vdev, there's one source o

Re: [zfs-discuss] Best layout for 15 disks?

2008-08-21 Thread Will Murnane
On Fri, Aug 22, 2008 at 00:15, mike <[EMAIL PROTECTED]> wrote: > Question #1: > > I've seen 5-6 disk zpools are the most recommended setup. > > In traditional RAID terms, I would like to do RAID5 + hot spare (13 disks > usable) out of the 15 disks (like raidz2 I suppose). What would make the most

Re: [zfs-discuss] OT: Formatting Problem of ZFS Adm Guide (pdf)

2008-08-27 Thread Will Murnane
On Wed, Aug 27, 2008 at 12:41, W. Wayne Liauh <[EMAIL PROTECTED]> wrote: > I don't doubt the superiority of LaTex/Framemaker in conjunction with > Distiller in producing nicely typeset books and brochures. But how good is a > tool if it produces a product that its intended users can NOT read? T

Re: [zfs-discuss] Proposed 2540 and ZFS configuration

2008-09-02 Thread Will Murnane
On Tue, Sep 2, 2008 at 11:44, Bob Friesenhahn <[EMAIL PROTECTED]> wrote: > The fiber channel ... offers a bit more bandwidth than SAS. The bandwidth part of this statement is not accurate. SAS uses wide ports composed of (usually, other widths are possible) four 3 gbit links. Each of these has a

Re: [zfs-discuss] raidz2 group size

2008-09-02 Thread Will Murnane
On Tue, Sep 2, 2008 at 15:39, Barton Fisk <[EMAIL PROTECTED]> wrote: > Hi, > Forgive my ignorance of ZFS, but I have a customer that would like to set up > three 14+2 raidz2 groups on a new thor with 48 1TB drives (updated thumper) > so that 42TB for data could be achieved. What performance or ot

Re: [zfs-discuss] Terabyte scrub

2008-09-04 Thread Will Murnane
On Thu, Sep 4, 2008 at 14:18, Marcelo Leal <[EMAIL PROTECTED]> wrote: > Hello all, > I was used to use mirrors and solaris 10, in which the scrub process for > 500gb took about two hours... and with solaris express (snv_79a) tests, > terabytes in minutes. I did search for release changes in the

Re: [zfs-discuss] ZFS compression or lack thereof...

2008-09-07 Thread Will Murnane
On Sun, Sep 7, 2008 at 15:08, Bob Friesenhahn <[EMAIL PROTECTED]> wrote: > I should mention that if copying the file causes it to be nicely > compressed, then you can use this to your advantage. Your log-file > rotator can copy the file and delete the original rather than just > renaming it. You

Re: [zfs-discuss] SAS or SATA HBA with write cache

2008-09-10 Thread Will Murnane
On Wed, Sep 10, 2008 at 16:56, Matt Beebe <[EMAIL PROTECTED]> wrote: > So how 'bout it hardware vendors? when can we get a PCIe(x8) SAS/SATA > controller with an x4 internal port and an x4 external port and 512MB battery > backed cache for about $250?? :) Heck, I'd take SATA only if I could ge

Re: [zfs-discuss] [Fwd: Re: GIS: ZFS question]

2008-09-19 Thread Will Murnane
On Fri, Sep 19, 2008 at 15:39, jonathan sai <[EMAIL PROTECTED]> wrote: > Hi All, > > Need to trouble you to open up the pdf. Customer has included int he doc > configuration that they are having and at the end their query. Appreciate > any help to respond to the customer. First, it's not recommend

Re: [zfs-discuss] zpool file corruption

2008-09-25 Thread Will Murnane
On Thu, Sep 25, 2008 at 13:38, Miles Nordin <[EMAIL PROTECTED]> wrote: > 1. too bad Sil is the only ones selling chips on PCI cards that have > source code for their drivers. Indeed, it is too bad. But I'd rather have a working closed blob than a driver that is Free Software for a device that is

Re: [zfs-discuss] working closed blob driver

2008-09-26 Thread Will Murnane
On Thu, Sep 25, 2008 at 18:51, Tim <[EMAIL PROTECTED]> wrote: > So what's wrong with this card? > http://www.supermicro.com/products/accessories/addon/AOC-USASLP-L8i.cfm If you have a UIO slot (many recent Supermicro boards do) then it's a fine choice. But if you have a non-Supermicro board, you m

Re: [zfs-discuss] working closed blob driver

2008-09-26 Thread Will Murnane
On Thu, Sep 25, 2008 at 21:59, Miles Nordin <[EMAIL PROTECTED]> wrote: >>>>>> "wm" == Will Murnane <[EMAIL PROTECTED]> writes: > >wm> I'd rather have a working closed blob than a driver that is >wm> Free Software for a devic

Re: [zfs-discuss] working closed blob driver

2008-09-26 Thread Will Murnane
On Fri, Sep 26, 2008 at 21:51, Tim <[EMAIL PROTECTED]> wrote: > This is not a UIO card. It's a standard PCI-E card. What the description > is telling you is that you can combine it with a UIO card to add raid > functionality as there is none built-in. Not so. The description [1] mentions that th

Re: [zfs-discuss] c1t0d0 to c3t1d0

2008-09-30 Thread Will Murnane
On Tue, Sep 30, 2008 at 14:00, dick hoogendijk <[EMAIL PROTECTED]> wrote: > What do I have to do to be able to switch this drive? I'd suggest running "zpool import". If that doesn't show the pool, put it back in the external enclosure, run "zpool export mypool" and then see if it shows up in "zpoo

Re: [zfs-discuss] Quantifying ZFS reliability

2008-09-30 Thread Will Murnane
On Tue, Sep 30, 2008 at 21:48, Tim <[EMAIL PROTECTED]> wrote: >> why ZFS can do this and hardware solutions can't (being several >> unreliable subsystems away from the data). > So how is a Server running Solaris with a QLogic HBA connected to an FC JBOD > any different than a NetApp filer, running

Re: [zfs-discuss] Looking for some hardware answers, maybe someone on this list could help

2008-10-15 Thread Will Murnane
On Wed, Oct 15, 2008 at 18:30, Scott Laird <[EMAIL PROTECTED]> wrote: > Oh, also I kind of doubt that a 750W power supply will spin 16 disks > up reliably. I have 10 in mine with a 600W supply, and it's > borderline--10 drives work, 11 doesn't, and adding a couple extra PCI > cards has pushed mine

Re: [zfs-discuss] Looking for some hardware answers, maybe someone on this list could help

2008-10-15 Thread Will Murnane
On Wed, Oct 15, 2008 at 23:51, Scott Laird <[EMAIL PROTECTED]> wrote: >>> Most 3.5" drives want >>> about 30W at startup; that'd be around 780W with 16 drives. >> I'm not sure what kind of math you're using here. > > See > http://www.seagate.com/staticfiles/support/disc/manuals/desktop/Barracuda%2

Re: [zfs-discuss] [storage-discuss] ZFS Success Stories

2008-10-20 Thread Will Murnane
On Mon, Oct 20, 2008 at 03:10, gm_sjo <[EMAIL PROTECTED]> wrote: > I appreciate 99% of the time people only comment if they have a > problem, which is why I think it'd be nice for some people who have > successfully implemented ZFS, including making various use of the > features (recovery, replaci

Re: [zfs-discuss] Help with simple (?) reconfigure of zpool

2008-11-01 Thread Will Murnane
On Sat, Nov 1, 2008 at 16:52, Robert Rodriguez <[EMAIL PROTECTED]> wrote: > I have 6 drives in two raidz1 vdevs in a pool. I have 2 new 1TB drives that > I would like to add to that pool and replace 3 of the smaller drives. I'd > like to end up with 5 1TB drives in a single raidz1 vdev in the s

Re: [zfs-discuss] 3rd party SAS-disks in J4000

2008-11-10 Thread Will Murnane
On Mon, Nov 10, 2008 at 12:32, Philipp Tobler <[EMAIL PROTECTED]> wrote: > Hello, > > the Barracuda ES.2 disks from Seagate are available in a SAS-version > and would seem to be a perfect fit for J4000 arrays. Does anyone have > any experience with these disks? Is it possible to install disks in >

Re: [zfs-discuss] ZFS space efficiency when copying files from another source

2008-11-17 Thread Will Murnane
On Mon, Nov 17, 2008 at 11:51, BJ Quinn <[EMAIL PROTECTED]> wrote: > I believe rsync can do this, but some of the servers in question are Windows > servers and rsync/cygwin might not be an option. I'd check to make sure rsync has the correct behavior first, but there is a Windows-based rsync daemo

Re: [zfs-discuss] ZFS space efficiency when copying files from another source

2008-11-17 Thread Will Murnane
On Mon, Nov 17, 2008 at 20:54, BJ Quinn <[EMAIL PROTECTED]> wrote: > 1. Dedup is what I really want, but it's not implemented yet. Yes, as I read it. greenBytes [1] claims to have dedup on their system; you might investigate them if you decide rsync won't work for your application. > 2. The onl

Re: [zfs-discuss] Peculiar disk loading on raidz2

2008-11-21 Thread Will Murnane
On Fri, Nov 21, 2008 at 14:35, Charles Menser <[EMAIL PROTECTED]> wrote: > I have a 5 drive raidz2 pool which I have a iscsi share on. While > backing up a MacOS drive to it I noticed some very strange access > patterns, and wanted to know if what I am seeing is normal, or not. > > There are times

Re: [zfs-discuss] "ZFS, Smashing Baby" a fake???

2008-11-24 Thread Will Murnane
On Mon, Nov 24, 2008 at 10:40, Scara Maccai <[EMAIL PROTECTED]> wrote: > Still don't understand why even the one on http://www.opensolaris.com/, "ZFS > – A Smashing Hit", doesn't show the app running in the moment the HD is > smashed... weird... ZFS is primarily about protecting your data: correc

Re: [zfs-discuss] How often to scrub?

2008-12-02 Thread Will Murnane
On Tue, Dec 2, 2008 at 10:15, Paul Weaver <[EMAIL PROTECTED]> wrote: > So you've got a zpool across 46 (48?) of the disks? > > When I was looking into our thumpers everyone seemed to think a raidz > over > more than 10 disks was a hideous idea. A vdev that size is bad, a pool that size composed of

Re: [zfs-discuss] zfs is a co-dependent parent and won't let children leave home

2008-12-08 Thread Will Murnane
On Mon, Dec 8, 2008 at 13:03, Seymour Krebs <[EMAIL PROTECTED]> wrote: > ~# zfs destroy -r rpool/ROOT/b99 > cannot destroy 'rpool/ROOT/b99': filesystem has dependent clones Take a look at the output of "zfs get origin" for the other filesystems in the pool. One of them is a clone of rpool/ROOT/b99

Re: [zfs-discuss] Split responsibility for data with ZFS

2008-12-10 Thread Will Murnane
On Wed, Dec 10, 2008 at 18:46, Gary Mills <[EMAIL PROTECTED]> wrote: > The > storage device provides reliability and integrity for the blocks of > data that it serves, and does this well. But not well enough. Even if the storage does a perfect job keeping its bits correct on disk, there are a lot

Re: [zfs-discuss] How to zfs + iscsi?

2009-01-05 Thread Will Murnane
On Mon, Jan 5, 2009 at 12:30, Roger wrote: > How do i share a zfs conatiner with iscsi? Running OpenSolaris, yes? Try "pfexec pkg install SUNWiscsitgt" first. Or "pkg info SUNWiscsitgt" to see details on the package first. Will ___ zfs-discuss mailing

Re: [zfs-discuss] ZFS + OpenSolaris for home NAS?

2009-01-07 Thread Will Murnane
On Wed, Jan 7, 2009 at 10:45, Joel Buckley wrote: > Consider the engineering effort going into every Sun Server. > Any system from Sun is more than sufficient for a home server. > You want more disks, then buy one with more slots. Done. In my experience, buying disks (or disk-related things---JBO

Re: [zfs-discuss] ZFS + OpenSolaris for home NAS?

2009-01-08 Thread Will Murnane
On Wed, Jan 7, 2009 at 17:12, Volker A. Brandt wrote: >> The Samsung HD103UJ drives are nice, if you're not using >> NVidia controllers - there's a bug in either the drives or the >> controllers that makes them drop drives fairly frequently. > > Do you happen to have more details about this proble

Re: [zfs-discuss] ZFS vs HardWare raid - data integrity?

2009-01-08 Thread Will Murnane
On Thu, Jan 8, 2009 at 10:01, Orvar Korvar wrote: > Thank you. How does raidz2 compare to raid-2? Safer? Less safe? Raid-2 is much less used, for one, uses many more disks for parity, for two, and is much slower in any application I can think of. Suppose you have 11 100G disks. Raid-2 would use 7

Re: [zfs-discuss] zfs list improvements?

2009-01-08 Thread Will Murnane
On Thu, Jan 8, 2009 at 14:38, Richard Morris - Sun Microsystems - Burlington United States wrote: > As you point out, the -c option is user friendly while the -depth (or > maybe -d) option is more general. There have been several requests for > the -c option. Would anyone prefer the -depth optio

Re: [zfs-discuss] Looking for new SATA/SAS HBA; JBOD is not always JBOD

2009-01-09 Thread Will Murnane
On Fri, Jan 9, 2009 at 09:28, Erik Trimble wrote: > I'm pretty darned sure that the LSI 1068-based HBAs will do "true" > JBOD. Supermicro makes two such beasts: AOC-USAS-L8i and > AOC-USASLP-L8i Both are 8-port PCI-Express x4 cards. No, both are UIO cards. They're compatible with PCI expre

Re: [zfs-discuss] Lackluster ZFS performance trials using various ZIL and L2ARC configurations...

2009-01-15 Thread Will Murnane
On Thu, Jan 15, 2009 at 02:36, Gray Carper wrote: > In the third test, we rebuilt the ZFS pool with the ZIL on a 32GB SSD and > the L2ARC on four 80GB SSDs. An obvious question: what SSDs are these? Where did you get them? Many, many consumer-level MLC SSDs have controllers by JMicron (also known

Re: [zfs-discuss] ZFS on partitions

2009-01-15 Thread Will Murnane
On Thu, Jan 15, 2009 at 21:51, wrote: > > >>The performance issue of using a drive to multiple unrelated >>consumers (ZFS & UFS) is that, if both are active at the >>same time, this will defeat the I/O scheduling smarts >>implemented in ZFS. Rather than have data streaming to some >>p

Re: [zfs-discuss] CIFS and zfs

2009-01-18 Thread Will Murnane
On Sun, Jan 18, 2009 at 16:38, Louis Hoefler wrote: > Is it possible to share a folder with cifs without adding a zfs volume? Try "zfs set sharesmb=on mypool". > I also have not found out how to share a folder with zfs, is it possible? I don't think sharing an individual folder is possible (or, a

Re: [zfs-discuss] replace same sized disk fails with too small error

2009-01-18 Thread Will Murnane
On Sun, Jan 18, 2009 at 16:51, Bob Friesenhahn wrote: > I appreciate that in these times of financial hardship that you can > not afford a 750GB drive to replace the oversized 500GB drive. Sorry > to hear about your situation. That's easy to say, but what if there were no larger alternative? Supp

Re: [zfs-discuss] replace same sized disk fails with too small error

2009-01-18 Thread Will Murnane
On Sun, Jan 18, 2009 at 18:19, Bob Friesenhahn wrote: > What do you propose that OpenSolaris should do about this? Take drive size, divide by 100, round down to two significant digits. Floor to a multiple of that size. This method wastes no more than 1% of the disk space, and gives a reasonable (

Re: [zfs-discuss] ZFS concat pool

2009-01-28 Thread Will Murnane
On Wed, Jan 28, 2009 at 07:37, Peter van Gemert wrote: > Is there any way I can create concat pools. Not that I'm aware of. However, pools that are not redundant at the zpool level (i.e., mirror or raidz{,2}) are prone to becoming irrevocably faulted; creating non-redundant pools, even on "intell

[zfs-discuss] ZFS+NFS+refquota: full filesystems still return EDQUOT for unlink()

2009-01-28 Thread Will Murnane
We have been using ZFS for user home directories for a good while now. When we discovered the problem with full filesystems not allowing deletes over NFS, we became very anxious to fix this; our users fill their quotas on a fairly regular basis, so it's important that they have a simple recourse t

Re: [zfs-discuss] ZFS+NFS+refquota: full filesystems still return EDQUOT for unlink()

2009-01-28 Thread Will Murnane
On Wed, Jan 28, 2009 at 19:04, Chris Kirby wrote: > On Jan 28, 2009, at 11:49 AM, Will Murnane wrote: > >> >> (on the client workstation) >> wil...@chasca:~$ dd if=/dev/urandom of=bigfile >> dd: closing output file `bigfile': Disk quota exceeded >> wil...@

Re: [zfs-discuss] New RAM disk from ACARD might be interesting

2009-01-29 Thread Will Murnane
On Thu, Jan 29, 2009 at 21:11, Nathan Kroenert wrote: > Seems a little pricey for what it is though. For what it's worth, there's also a 9010B model that has only one sata port and room for six dimms instead of eight at $250 instead of $400. That might fit in your budget a little easier... I'm co

Re: [zfs-discuss] New RAM disk from ACARD might be interesting

2009-01-29 Thread Will Murnane
On Thu, Jan 29, 2009 at 22:44, Nathan Kroenert wrote: > You could be the first... > > Man up! ;) *sigh* The 9010b is ordered. Ground shipping, unfortunately, but eventually I'll post my impressions of it. Will > Nathan. > > Will Murnane wrote: >> >> On

Re: [zfs-discuss] j4200 drive carriers

2009-02-01 Thread Will Murnane
On Sun, Feb 1, 2009 at 11:30, Frank Cusack wrote: > recommendations for an alternative? At work we just ordered a Supermicro CSE-846E1-R900B [1]: 24 hot-swap bays, redundant 900W power supplies, LSI SAS expander. This doesn't quite make a JBOD by itself (it's designed to be used as a case for a w

Re: [zfs-discuss] using USB memory keys for l2arc and zil

2009-02-05 Thread Will Murnane
On Thu, Feb 5, 2009 at 13:10, David Dyer-Bennet wrote: > > On Thu, February 5, 2009 12:01, Eric D. Mudama wrote: >> On Thu, Feb 5 at 17:46, Karl Rossing wrote: >>> Would there be another inexpensive way to add zil and l2arc to a home >>> system? >> >> Buy another 4GB of RAM for $50? Wouldn't

Re: [zfs-discuss] New RAM disk from ACARD might be interesting

2009-02-06 Thread Will Murnane
On Thu, Jan 29, 2009 at 23:00, Will Murnane wrote: > *sigh* The 9010b is ordered. Ground shipping, unfortunately, but > eventually I'll post my impressions of it. Well, the drive arrived today. It's as nice-looking as it appears in the pictures, and building a zpool out of it

Re: [zfs-discuss] zfs create adding log and cache

2009-02-11 Thread Will Murnane
On Wed, Feb 11, 2009 at 11:25, Rafael Friedlander wrote: > Hi, > > (I am sorry but I don't have a system where I can run commands). > > Is it OK to create a zpool adding log and cache options? Yes, this usage is explicitly mentioned in the man page [1]. Will [1]: http://docs.sun.com/app/docs/doc

Re: [zfs-discuss] Supermicro AOC-USAS-L8i

2009-02-11 Thread Will Murnane
On Thu, Feb 12, 2009 at 01:20, Brent wrote: > Does anyone know if this card will work in a standard pci express slot? According to a post on hardforum.com, it does not work. Instead, I'd recommend the LSI SAS3442E-R (if you don't mind that it only has 4 internal ports). It's available on eBay fo

Re: [zfs-discuss] Supermicro AOC-USAS-L8i

2009-02-12 Thread Will Murnane
On Thu, Feb 12, 2009 at 19:02, Brandon High wrote: > There's a post there from a guy using two of the AOC-USAS-L8i in his > system here: > http://hardforum.com/showthread.php?p=1033321345 Read again---he's using the AOC-SAT2-MV8, which is PCI-X. That is known to work fine, even in PCI slots. He

Re: [zfs-discuss] Supermicro AOC-USAS-L8i

2009-02-12 Thread Will Murnane
On Thu, Feb 12, 2009 at 20:05, Tim wrote: > Are you selectively ignoring responses to this thread or something? Dave > has already stated he *HAS IT WORKING TODAY*. No, I saw that post. However, I saw one unequivocal "it doesn't work" earlier (even if I can't show it to you), which implies to me

Re: [zfs-discuss] SPAM *** importing unformatted partition

2009-02-12 Thread Will Murnane
On Thu, Feb 12, 2009 at 21:59, Jan Hlodan wrote: > I would like to import 3. partition as a another pool but I can't see this > partition. > > sh-3.2# format -e > Searching for disks...done > AVAILABLE DISK SELECTIONS: > 0. c7t0d0 > /p...@0,0/pci104d,8...@1d,7/stor...@4/d...@0,0 >

Re: [zfs-discuss] Supermicro AOC-USAS-L8i

2009-02-13 Thread Will Murnane
On Fri, Feb 13, 2009 at 04:51, Nicola Fankhauser wrote: > hi > > I have a AOC-USAS-L8i working in both a Gigabyte GA-P35-DS3P and Gigabyte > GA-EG45M-DS2H under OpenSolaris build 104+ (Nexenta Core 2.0 beta). Very cool! It's good to see people having success with this card. How does mounting th

Re: [zfs-discuss] New RAM disk from ACARD might be interesting

2009-02-16 Thread Will Murnane
On Sun, Feb 8, 2009 at 11:12, Tim wrote: > I wouldn't think grabbing 8GB memory would be a big deal after dropping that > much on the controller?? There being no sense in half measures, I ordered 12GB (i.e., three kits) of this: http://www.newegg.com/Product/Product.aspx?Item=N82E16820148115 Unfor

Re: [zfs-discuss] How to unwind raidz1 or zpool

2009-03-09 Thread Will Murnane
On Mon, Mar 9, 2009 at 18:48, Harry Putnam wrote: > I'm probably overlooking a lot of functionality in man zfs but as > always its difficult to really understand the various cmds and > properties when lacking real experience. > > After having a created zpool raidz1 from various parts of installed

Re: [zfs-discuss] reboot when copying large amounts of data

2009-03-12 Thread Will Murnane
On Thu, Mar 12, 2009 at 18:30, Miles Nordin wrote: >  I love the way they use the numbers 3800 and 3080, so you are >  constantly transposing them thus leaving google littered with all >  this confusingly wrong information. Think of the middle two digits as (number of external ports, number of int

Re: [zfs-discuss] Size discrepancy (beyond expected amount?)

2009-03-20 Thread Will Murnane
On Fri, Mar 20, 2009 at 14:57, Bob Friesenhahn wrote: > On Thu, 19 Mar 2009, Harry Putnam wrote: >> >> So raidz1 would probably be adequate for me... I wouldn't be putting >> it to the test like a commercial operation might. > > Yes, but it is pointless to use it with three disks since a mirror pr

Re: [zfs-discuss] Data size grew.. with compression on

2009-04-13 Thread Will Murnane
On Mon, Apr 13, 2009 at 07:03, Robert Milkowski wrote: > Hello Daniel, > > Thursday, April 9, 2009, 3:35:07 PM, you wrote: > > DR> Jonathan schrieb: >>> OpenSolaris Forums wrote: if you have a snapshot of your files and rsync the same files again, you need to use "--inplace" rsync option

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

2009-04-13 Thread Will Murnane
On Mon, Apr 13, 2009 at 01:02, Nicholas Lee wrote: >> There's also the ACARD device: >> >> acard ANS-9010B                 $250 >>  plus 8GB RAM                    $86 >>  plus 16GB CF                    $44 >> >> It's also got a battery but can dump/restore the RAM to a CF card. >> It's physicall

[zfs-discuss] Degraded log device in "zpool status" output

2009-04-18 Thread Will Murnane
I have a pool, "huge", composed of one six-disk raidz2 vdev and a log device. I failed to plug in one disk when I took the machine down to plug in the log device, and booted all the way before I realized this, so the raidz2 vdev was rightly listed as degraded. Then I brought the machine down, plu

Re: [zfs-discuss] [storage-discuss] Supermicro AOC-SASLP-MV8

2009-04-22 Thread Will Murnane
On Wed, Apr 22, 2009 at 02:45, James Andrewartha wrote: > myxi...@googlemail.com wrote: >> Bouncing a thread from the device drivers list: >> http://opensolaris.org/jive/thread.jspa?messageID=357176 >> >> Does anybody know if OpenSolaris will support this new Supermicro card, >> based on the Marve

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

2009-05-20 Thread Will Murnane
On Wed, May 20, 2009 at 12:42, Miles Nordin wrote: >> "djm" == Darren J Moffat writes: >   djm> a) it was highly dangerous and involved using multiple >   djm> different zfs kernel modules was well as > > however...utter hogwash!  Nothing is ``highly dangerous'' when your > pool is completely

Re: [zfs-discuss] ZFS mirrors with uncoordinated LUN snapshots (Amazon EBS)

2009-06-10 Thread Will Murnane
On Wed, Jun 10, 2009 at 14:18, Clayton Wheeler wrote: > I'm setting up OpenSolaris on Amazon EC2, and planning on using their Elastic > Block Store volumes to store a persistent ZFS zpool. I'm inclined to make a > mirror of two EBS volumes (essentially LUNs with snapshot features and an API > fo

Re: [zfs-discuss] Understanding SAS/SATA Backplanes and Connectivity

2009-07-16 Thread Will Murnane
On Thu, Jul 16, 2009 at 17:02, Adam Sherman wrote: > Hello All, > > I'm just starting to think about building some mass-storage arrays and am > looking to better understand some of the components involved. > > For example, the Supermicro SC826 series of systems is available with three > backplanes:

Re: [zfs-discuss] Understanding SAS/SATA Backplanes and Connectivity

2009-07-16 Thread Will Murnane
On Thu, Jul 16, 2009 at 20:20, Adam Sherman wrote: > Ever seen/read about anyone use this kind of setup for HA clustering? I'm > getting ideas about Open HA/Solaris Cluster on top of this setup with two > systems connecting, that would rock! It's possible that this would work with homogeneous hardw

Re: [zfs-discuss] Understanding SAS/SATA Backplanes and Connectivity

2009-07-16 Thread Will Murnane
On Thu, Jul 16, 2009 at 21:16, Rob Logan wrote: > I'm confused, I though expanders only worked with SAS disk, and SATA disks > took an entire SAS port. could someone post an output showing more than 4 > SATA > drives across one InfiniBand cable (4 SAS ports) > > 2 % cfgadm | grep sata > sata1/0::ds

Re: [zfs-discuss] Understanding SAS/SATA Backplanes and Connectivity

2009-07-16 Thread Will Murnane
On Thu, Jul 16, 2009 at 21:35, Adam Sherman wrote: > I'm looking at the LSI SAS3801X because it seems to be what Sun OEMs for my > X4100s: If you're given the choice (i.e., you have the M2 revision), PCI Express is probably the bus to go with. It's basically the same card, but on a faster bus. Bu

Re: [zfs-discuss] Understanding SAS/SATA Backplanes and Connectivity

2009-07-16 Thread Will Murnane
On Thu, Jul 16, 2009 at 21:30, Rob Logan wrote: >> c4                             scsi-bus     connected    configured >> unknown >> c4::dsk/c4t15d0                disk         connected    configured >> unknown >  : >> c4::dsk/c4t33d0                disk         connected    configured >> unknown

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