Re: [zfs-discuss] Mysterious corruption with raidz2 vdev (1 checksum err on disk, 2 on vdev?)

2007-07-27 Thread Marc Bevand
Matthew Ahrens sun.com> writes: > > So the errors on the raidz2 vdev indeed indicate that at least 3 disks below > it gave the wrong data for a those 2 blocks; we just couldn't tell which 3+ > disks they were. Something must be seriously wrong with this server. This is the first time I see an

Re: [zfs-discuss] gzip compression throttles system?

2007-07-27 Thread eric kustarz
I've filed: 6586537 async zio taskqs can block out userland commands to track this issue. eric 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] Mysterious corruption with raidz2 vdev (1 checksum err on disk, 2 on vdev?)

2007-07-27 Thread Matthew Ahrens
Kevin wrote: > After a scrub of a pool with 3 raidz2 vdevs (each with 5 disks in them) I see > the following status output. Notice that the raidz2 vdev has 2 checksum > errors, but only one disk inside the raidz2 vdev has a checksum error. How is > this possible? I thought that you would have to

Re: [zfs-discuss] Reduce size of a zpool?

2007-07-27 Thread Matthew Ahrens
aric wrote: > I would like to reduce the size of a zpool, but am unsure if it is possible, > or if it is how to go about doing so safely. The set-up: > 1) 75GB SATA internal drive 1 > /dev/dsk/c1d0s0 is in use for live upgrade /. > /dev/dsk/c1d0s1 is currently used by swap. > /dev/dsk/c1d0s3

Re: [zfs-discuss] Does iSCSI target support SCSI-3 PGR reservation ?

2007-07-27 Thread Jacob Ritorto
Hi, I too am waiting for this to ship so I can build a Proof of concept / demo cluster. Is there any other feature or enhancement I'll have to wait for before pointing my cluster nodes at a Solaris ISCSI target as global storage? Has anyone been actively developing toward and testing thi

Re: [zfs-discuss] separate intent log blog

2007-07-27 Thread Neil Perrin
Adolf, Yes, there was a separate driver, that I believe came from Micro Memories. I installit from a package umem_Sol_Drv_Cust_i386_v01_10.pkg. I just use pkgadd on it and it just worked. Sorry, I don't know if it's publicly available or will even work for your device. I gave details of that devi

Re: [zfs-discuss] separate intent log blog

2007-07-27 Thread Albert Chin
On Fri, Jul 27, 2007 at 08:32:48AM -0700, Adolf Hohl wrote: > what is necessary to get it working from the solaris side. Is a > driver on board or is there no special one needed? I'd imagine so. > I just got a packed MM-5425CN with 256M. However i am lacking a > pci-x 64bit connector and not sure

Re: [zfs-discuss] separate intent log blog

2007-07-27 Thread Adolf Hohl
Hi, what is necessary to get it working from the solaris side. Is a driver on board or is there no special one needed? I just got a packed MM-5425CN with 256M. However i am lacking a pci-x 64bit connector and not sure if it is worth the whole effort for my personal purposes. Any comment are ve

Re: [zfs-discuss] Does iSCSI target support SCSI-3 PGR reservation ?

2007-07-27 Thread Jim Dunham
> A quick look through the source would seem to indicate that the > PERSISTENT RESERVE commands are not supported by the Solaris ISCSI > target at all. Correct. There is an RFE outstanding for iSCSI Target to implement PGR for both raw SCSI-3 devices, and block devices. http://bugs.opensol

Re: [zfs-discuss] Snapshots impact on performance

2007-07-27 Thread Łukasz
> Same problem here (snv_60). > Robert, did you find any solutions? > > gino check this http://www.opensolaris.org/jive/thread.jspa?threadID=34423&tstart=0 Check spa_sync function time remember to change POOL_NAME ! dtrace -q -n fbt::spa_sync:entry'/(char *)(((spa_t*)arg0)->spa_name) == "POOL_

Re: [zfs-discuss] ZFS "forks" (Was: LZO compression?)

2007-07-27 Thread andrewk9
Windows has a "user mode driver frame work" thingy - came across it recently in the lsit of services on my XP box. Perhaps this could be used to host a ZFS driver on Windows? Andrew. This message posted from opensolaris.org ___ zfs-discuss mailing

[zfs-discuss] Odp: Re[2]: Re: Re[2]: Re: Re: Re: Snapshots impact on performance

2007-07-27 Thread Łukasz K
Dnia 26-07-2007 o godz. 13:31 Robert Milkowski napisał(a): > Hello Victor, > > Wednesday, June 27, 2007, 1:19:44 PM, you wrote: > > VL> Gino wrote: > >> Same problem here (snv_60). > >> Robert, did you find any solutions? > > VL> Couple of week ago I put together an implementation of space maps

Re: [zfs-discuss] ZFS "forks" (Was: LZO compression?)

2007-07-27 Thread Mario Goebbels
Accessibility of the data is also a reason, in dual boot scenarios. Doesn't need to be a native Windows driver, but something that still ties into the Explorer. There's still the option of running Solaris in VMware, but that's a bit heavy handed. -mg > TT> You like Windows /that much/ ? Note Sun i

Re: [zfs-discuss] Read-only (forensic) mounts of ZFS

2007-07-27 Thread Darren J Moffat
Mark Furner wrote: > Hi > > Sorry for the cross-posting, I'd sent this to zfs-code originally. Wrong > forum. and I've already replied there: http://mail.opensolaris.org/pipermail/zfs-code/2007-July/000557.html -- Darren J Moffat ___ zfs-discuss mai

[zfs-discuss] Read-only (forensic) mounts of ZFS

2007-07-27 Thread Mark Furner
Hi Sorry for the cross-posting, I'd sent this to zfs-code originally. Wrong forum. I'm looking into forensic aspects of ZFS, in particular ways to use ZFS tools to investigate ZFS file systems without writing to the pools. I'm working on a test suite of file system images within VTOC partitio

[zfs-discuss] cloning disk with zpool

2007-07-27 Thread work
Hello the list, I thought that it should be easy to do a clone (not in the term of zfs) of a disk with zpool. This manipulation is strongly inspired by http://www.opensolaris.org/jive/thread.jspa?messageID=135038 and http://www.opensolaris.org/os/community/zfs/boot/ But unfortunately this doesn

Re: [zfs-discuss] ZFS with HDS TrueCopy and EMC SRDF [CloseSync]

2007-07-27 Thread Damon Atkins
>Date: Thu, 26 Jul 2007 20:39:09 PDT >From: "Anton B. Rang" <[EMAIL PROTECTED]> >That said, I?m not sure exactly what this buys you for disk replication. >What?s special about files >which have been closed? Is the point that >applications might close a file and then notify some other >process of

Re: [zfs-discuss] ZFS "forks" (Was: LZO compression?)

2007-07-27 Thread Robert Milkowski
Hello Toby, Thursday, July 26, 2007, 6:18:46 PM, you wrote: TT> On 26-Jul-07, at 1:24 PM, Robert Milkowski wrote: >> Hello Matthew, >> >> Thursday, July 26, 2007, 2:56:32 PM, you wrote: >> >> MA> Robert Milkowski wrote: Hello Matthew, Monday, June 18, 2007, 7:28:35 PM, you wrote: