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

2007-03-28 Thread Chris Beal
Robert Milkowski wrote: Hello Malachi, Thursday, March 29, 2007, 1:36:46 AM, you wrote: > Why 2x(4G)? Hmmm. Good question. I guess I am just used to doing that for FreeBSD. I do plan on running multiple Xen domU at the same time... Are you thinking swap shouldn't be that big?

Re: [zfs-discuss] Migrating a pool

2007-03-28 Thread Constantin Gonzalez
Hi Matt, cool, thank you for doing this! I'll still write my script since today my two shiny new 320GB USB disks will arrive :). I'll add to that the feature to first send all current snapshots, then bring down the services that depend on the filesystem, unmount the old fs, send a final incremen

[zfs-discuss] Re: How big a write to a regular file is atomic?

2007-03-28 Thread Anton B. Rang
I should probably clarify my answer. All file systems provide writes by default which are atomic with respect to readers of the file. That's a POSIX requirement. In other words, if you're writing ABC, there's no possibility that a reader might see ABD (if D was previously contained in the file)

Re: [zfs-discuss] Re: How big a write to a regular file is atomic?

2007-03-28 Thread Nicolas Williams
On Wed, Mar 28, 2007 at 06:55:17PM -0700, Anton B. Rang wrote: > It's not defined by POSIX (or Solaris). You can rely on being able to > atomically write a single disk block (512 bytes); anything larger than > that is risky. Oh, and it has to be 512-byte aligned. > > File systems with overwrite se

Re: Re[12]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Malachi de Ælfweald
It appears to be a bug with the partitioning tool in the installer. I clicked Cylinders and noticed that swap started at cylinder 3 and / started after it. Changed it around to make swap the last bit of the drive, and make / start at cylinder 3, and it is continuing fine with 240GB (or so) '/' Ma

Re: Re[12]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Shawn Walker
On 28/03/07, Malachi de Ælfweald <[EMAIL PROTECTED]> wrote: Is that on slice 0? Mine is trying to do it on c1d0s0 Yes, c2d0s0 in my case. -- "Less is only more where more is no good." --Frank Lloyd Wright Shawn Walker, Software and Systems Analyst [EMAIL PROTECTED] - http://binarycrusader.blo

[zfs-discuss] Re: How big a write to a regular file is atomic?

2007-03-28 Thread Anton B. Rang
It's not defined by POSIX (or Solaris). You can rely on being able to atomically write a single disk block (512 bytes); anything larger than that is risky. Oh, and it has to be 512-byte aligned. File systems with overwrite semantics (UFS, QFS, etc.) will never guarantee atomicity for more than

[zfs-discuss] Re: ZFS and UFS performance

2007-03-28 Thread Anton B. Rang
> According to Bug Database bug 6382683 is in 1-Dispatched state, what does > that mean? Roughly speaking, the bug has been entered into the database, but no developer has been assigned to it. (State 3 indicates that a developer or team has agreed that it's a bug; it sounds likely that this bug

Re: [zfs-discuss] Migrating a pool

2007-03-28 Thread Matthew Ahrens
Constantin Gonzalez wrote: What is the most elegant way of migrating all filesystems to the new pool, including snapshots? Can I do a master snapshot of the whole pool, including sub-filesystems and their snapshots, then send/receive them to the new pool? Or do I have to write a script that wil

Re: Re[12]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Malachi de Ælfweald
Is that on slice 0? Mine is trying to do it on c1d0s0 On 3/28/07, Shawn Walker <[EMAIL PROTECTED]> wrote: On 28/03/07, Malachi de Ælfweald <[EMAIL PROTECTED]> wrote: > > In the BIOS, LBA is set to Auto (with only other option being Disabled) > Running in text mode, it says that the '/' partitio

Re: Re[12]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Shawn Walker
On 28/03/07, Malachi de Ælfweald <[EMAIL PROTECTED]> wrote: In the BIOS, LBA is set to Auto (with only other option being Disabled) Running in text mode, it says that the '/' partition has to be "7993MB or less" Is there any way to get past that? Seems my only other option is the Default layout

Re: Re[12]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Malachi de Ælfweald
In the BIOS, LBA is set to Auto (with only other option being Disabled) Running in text mode, it says that the '/' partition has to be "7993MB or less" Is there any way to get past that? Seems my only other option is the Default layout, with puts all the space into /export/home Malachi On 3/28/

[zfs-discuss] Re: Re: error-message from a nexsan-storage

2007-03-28 Thread JS
For the particular HDS array you're working on, or also on NexSAN storage? 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] symlinks and ditto blocks

2007-03-28 Thread Matthew Ahrens
Robert Milkowski wrote: Hello zfs-discuss, What will happen if I create a stripe pool of 3 disks, then create somy symlinks and then overwrite one disk with 0s. Ditto blocks should self-heal meta data so file systems will be consistent. Now when it comes to symlinks... I was looking into a ZFS

Re: [zfs-discuss] lost zfs mirror, need some help to recover

2007-03-28 Thread Krzys
Awesome, that worked great for me... I did not know I had to put c1t2d0 in there... but hey, it works and that is all it matters. Thank you so very much. Chris [19:58:24] @zglobix1: /root > zpool attach -f mypool c1t2d0 c1t3d0 [19:58:33] @zglobix1: /root > zpool list NAMESI

Re: Re[12]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Malachi de Ælfweald
Comments inline On 3/28/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: Hello Malachi, Thursday, March 29, 2007, 1:36:46 AM, you wrote: > Why 2x(4G)? Hmmm. Good question. I guess I am just used to doing that for FreeBSD. I do plan on running multiple Xen domU at the same time... Are yo

Re[12]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Robert Milkowski
Hello Malachi, Thursday, March 29, 2007, 1:36:46 AM, you wrote: > Why 2x(4G)? Hmmm. Good question. I guess I am just used to doing that for FreeBSD.  I do plan on running multiple Xen domU at the same time... Are you thinking swap shouldn't be that big? If you have a disk space to s

[zfs-discuss] Re: ZFS and UFS performance

2007-03-28 Thread prasad
> That's probably bug 6382683 "lofi is confused about > sync/async I/O", > and AFAIK it's fixed in current opensolaris > releases. > > See the thread with subject "bad lofi performance > with zfs file backend / > bad mmap write performance" from january / february > 2006: > > http://mail.opensol

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

2007-03-28 Thread Malachi de Ælfweald
Why 2x(4G)? Hmmm. Good question. I guess I am just used to doing that for FreeBSD. I do plan on running multiple Xen domU at the same time... Are you thinking swap shouldn't be that big? Don't BFU? I'm good with that :) I'd prefer to get to know Solaris before screwing it up too much. BTW: Is t

[zfs-discuss] Re: today panic ...

2007-03-28 Thread JS
Any chance these fixes will make it into the normal Solaris R&S patches? 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] ZFS Boot support for the x86 platform

2007-03-28 Thread Lori Alt
Robert Milkowski wrote: Hello Lin, Thursday, March 29, 2007, 1:01:32 AM, you wrote: LL> We currently have a working prototype for SPARC (via newboot SPARC project). LL> We don't have a firm date yet, but shouldn't be too far away :-). SPARC newboot project - can you shed more light on it?

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

2007-03-28 Thread Nicholas Lee
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[10]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Robert Milkowski
Hello Malachi, Thursday, March 29, 2007, 1:12:41 AM, you wrote: > Ok. Will install b60 with large / and a 2xMemory swap...  Will wait to specify the mirror until I go to do the ZFS Got the ON instructions up, looking them over to see about BFU'ing Just one question - why 2xmem for

[zfs-discuss] Re: today panic ...

2007-03-28 Thread Gino Ruopolo
> Gino Ruopolo wrote: > > Hi All, > > > > Last week we had a panic caused by ZFS and then we > had a corrupted > > zpool! Today we are doing some test with the same > data, but on a > > different server/storage array. While copying the > data ... panic! > > And again we had a corrupted zpool!! >

Re: Re[8]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Malachi de Ælfweald
Ok. Will install b60 with large / and a 2xMemory swap... Will wait to specify the mirror until I go to do the ZFS Got the ON instructions up, looking them over to see about BFU'ing Malachi On 3/28/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: Hello Malachi, Thursday, March 29, 2007, 12:

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

2007-03-28 Thread Robert Milkowski
Hello Lin, Thursday, March 29, 2007, 1:01:32 AM, you wrote: LL> We currently have a working prototype for SPARC (via newboot SPARC project). LL> We don't have a firm date yet, but shouldn't be too far away :-). SPARC newboot project - can you shed more light on it? Would ZFS support on SPARC ne

Re[8]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Robert Milkowski
Hello Malachi, Thursday, March 29, 2007, 12:33:05 AM, you wrote: > So would you say use the default layout (most of the extra space going into /export/home)? Rather one large / and a swap slice. That way once you switch to ZFS you will be able to create /home dataset and manually m

Re[2]: [zfs-discuss] Gzip compression for ZFS

2007-03-28 Thread Robert Milkowski
Hello Darren, Thursday, March 29, 2007, 12:55:03 AM, you wrote: DRSC> So, for example, if the interface was plugable and Sun only DRSC> wanted to ship gzip, but I wanted to create a "better" ZFS DRSC> based appliance than one based on just OpenSolaris, I might DRSC> build a bzip2 module for the k

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

2007-03-28 Thread Lin Ling
We currently have a working prototype for SPARC (via newboot SPARC project). We don't have a firm date yet, but shouldn't be too far away :-). Lin Matty wrote: Howdy, This is awesome news that ZFS boot support is available for x86 platforms. Do any of the ZFS developers happen to know when ZF

Re: [zfs-discuss] Gzip compression for ZFS

2007-03-28 Thread Darren . Reed
Robert Milkowski wrote: Hello Darren, Thursday, March 29, 2007, 12:01:21 AM, you wrote: DRSC> Adam, ... DRSC> 2) The question of whether or not to use bzip2 was raised in DRSC>the comment section of your blog. How easy would it be to DRSC>implement a plugable (or more generic) interfa

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

2007-03-28 Thread Lin Ling
Malachi de Ælfweald wrote: Should I: a) install b60, figure out how to bfu to b62, then try to convert to the zfs root b) wait to install Solaris until b62 comes out c) follow the original instructions from last year (with b60) and then figure out how to switch to the new mechanism when it is

Re: Re[6]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Matty
Howdy, This is awesome news that ZFS boot support is available for x86 platforms. Do any of the ZFS developers happen to know when ZFS boot support for SPARC will be available? Thanks, - Ryan -- UNIX Administrator http://prefetch.net ___ zfs-discuss ma

Re[5]: [zfs-discuss] Re: ZFS checksum error detection

2007-03-28 Thread Robert Milkowski
Hello Robert, Thursday, March 29, 2007, 12:37:28 AM, you wrote: RM> Hello Robert, RM> Wednesday, March 21, 2007, 10:36:15 AM, you wrote: RM>> Hello Robert, RM>> Saturday, March 17, 2007, 6:49:05 PM, you wrote: RM>>> Hello Thomas, RM>>> Saturday, March 17, 2007, 11:46:14 AM, you wrote: TN>>>

Re[4]: [zfs-discuss] Re: ZFS checksum error detection

2007-03-28 Thread Robert Milkowski
Hello Robert, Wednesday, March 21, 2007, 10:36:15 AM, you wrote: RM> Hello Robert, RM> Saturday, March 17, 2007, 6:49:05 PM, you wrote: RM>> Hello Thomas, RM>> Saturday, March 17, 2007, 11:46:14 AM, you wrote: TN>>> On Fri, 16 Mar 2007, Anton B. Rang wrote: It's possible (if unlikely) th

Re: Re[6]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Malachi de Ælfweald
So would you say use the default layout (most of the extra space going into /export/home)? Malachi On 3/28/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: Hello Nicholas, Thursday, March 29, 2007, 12:15:31 AM, you wrote: > On 3/29/07, Malachi de Ælfweald <[EMAIL PROTECTED]> wrote:

Re[6]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Robert Milkowski
Hello Nicholas, Thursday, March 29, 2007, 12:15:31 AM, you wrote: > 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

Re: [zfs-discuss] Gzip compression for ZFS

2007-03-28 Thread Robert Milkowski
Hello Darren, Thursday, March 29, 2007, 12:01:21 AM, you wrote: DRSC> Adam, DRSC> With the blog entry[1] you've made about gzip for ZFS, it raises DRSC> a couple of questions... DRSC> 1) It would appear that a ZFS filesystem can support files of DRSC>varying compression algorithm. If a fil

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

2007-03-28 Thread Nicholas Lee
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[4]: [zfs-discuss] ZFS Boot support for the x86 platform

2007-03-28 Thread Malachi de Ælfweald
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 mechanism will no longer work. Should I: a) install b60, figur

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

2007-03-28 Thread Robert Milkowski
Hello Nicholas, Wednesday, March 28, 2007, 11:47:18 PM, you wrote: > Which build is required to try this?  62 --  Best regards,  Robert                            mailto:[EMAIL PROTECTED]                                        http://milek.blogspot.com ___

[zfs-discuss] Gzip compression for ZFS

2007-03-28 Thread Darren . Reed
Adam, With the blog entry[1] you've made about gzip for ZFS, it raises a couple of questions... 1) It would appear that a ZFS filesystem can support files of varying compression algorithm. If a file is compressed using method A but method B is now active, if I truncate the file and rewrit

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

2007-03-28 Thread Richard Elling
Cyril Plisko wrote: On 3/28/07, Richard Elling <[EMAIL PROTECTED]> wrote: Cyril Plisko wrote: > First of all I'd like to congratulate the ZFS boot team with the > integration of their work into ON. Great job ! I am sure there > are plenty of people waiting anxiously for this putback. > > I'd als

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

2007-03-28 Thread Nicholas Lee
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] today panic ...

2007-03-28 Thread Matthew Ahrens
Gino Ruopolo wrote: Hi All, Last week we had a panic caused by ZFS and then we had a corrupted zpool! Today we are doing some test with the same data, but on a different server/storage array. While copying the data ... panic! And again we had a corrupted zpool!! This is bug 6458218, which wa

Re: [zfs-discuss] Re: error-message from a nexsan-storage

2007-03-28 Thread Richard Elling
JS wrote: The thought is to start throttling and possibly tune up or down, depending on errors or lack of errors. I don't know of a specific NexSAN throttle preference (we use SATABoy, and go with 20). One guess is as good as another :-) The default is 256, so even with 20 you are a long way

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

2007-03-28 Thread Malachi de Ælfweald
Should they also be put up on: http://opensolaris.org/os/project/zfsboot/ On 3/28/07, Robert Milkowski <[EMAIL PROTECTED]> wrote: Hello Richard, Wednesday, March 28, 2007, 11:14:41 PM, you wrote: RE> Cyril Plisko wrote: >> First of all I'd like to congratulate the ZFS boot team with the >> i

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

2007-03-28 Thread Malachi de Ælfweald
Sorry, thought I did reply-to-all. On 3/28/07, Malachi de Ælfweald <[EMAIL PROTECTED]> wrote: I think so. I can access: http://www.opensolaris.org/os/community/on/flag-days/pages/2007032801/ I can not access: http://www.fs.central/projects/zfsboot/zfsboot_manual_setup.html Malachi On 3/28/07,

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

2007-03-28 Thread Robert Milkowski
Hello Richard, Wednesday, March 28, 2007, 11:14:41 PM, you wrote: RE> Cyril Plisko wrote: >> First of all I'd like to congratulate the ZFS boot team with the >> integration of their work into ON. Great job ! I am sure there >> are plenty of people waiting anxiously for this putback. >> >> I'd al

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

2007-03-28 Thread Lin Ling
We will make the manual and netinstall instructions available to non-SWAN folks shortly. Tim Foster also has a script to do the set up, wait for his blog. Lin Richard Elling wrote: Cyril Plisko wrote: First of all I'd like to congratulate the ZFS boot team with the integration of their wor

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

2007-03-28 Thread Torrey McMahon
Richard Elling wrote: Cyril Plisko wrote: First of all I'd like to congratulate the ZFS boot team with the integration of their work into ON. Great job ! I am sure there are plenty of people waiting anxiously for this putback. I'd also like to suggest that the material referenced by HEADS UP me

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

2007-03-28 Thread Cyril Plisko
On 3/28/07, Richard Elling <[EMAIL PROTECTED]> wrote: Cyril Plisko wrote: > First of all I'd like to congratulate the ZFS boot team with the > integration of their work into ON. Great job ! I am sure there > are plenty of people waiting anxiously for this putback. > > I'd also like to suggest tha

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

2007-03-28 Thread Richard Elling
Cyril Plisko wrote: First of all I'd like to congratulate the ZFS boot team with the integration of their work into ON. Great job ! I am sure there are plenty of people waiting anxiously for this putback. I'd also like to suggest that the material referenced by HEADS UP message [1] be made avail

Re: [zfs-discuss] lost zfs mirror, need some help to recover

2007-03-28 Thread Robert Milkowski
Hello Krzys, Wednesday, March 28, 2007, 10:58:40 PM, you wrote: K> Hello folks, I have a small problem, originally I had this setup: K> [16:39:40] @zglobix1: /root > zpool status -x K>pool: mypool K> state: DEGRADED K> status: One or more devices could not be opened. Sufficient replicas ex

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

2007-03-28 Thread Cyril Plisko
First of all I'd like to congratulate the ZFS boot team with the integration of their work into ON. Great job ! I am sure there are plenty of people waiting anxiously for this putback. I'd also like to suggest that the material referenced by HEADS UP message [1] be made available to non-SWAN folk

[zfs-discuss] lost zfs mirror, need some help to recover

2007-03-28 Thread Krzys
Hello folks, I have a small problem, originally I had this setup: [16:39:40] @zglobix1: /root > zpool status -x pool: mypool state: DEGRADED status: One or more devices could not be opened. Sufficient replicas exist for the pool to continue functioning in a degraded state. action: Att

[zfs-discuss] Re: Re: error-message from a nexsan-storage

2007-03-28 Thread Gino Ruopolo
> Gino Ruopolo wrote: > > On HDS arrays we set sd_max_throttle to 8. > > HDS provides an algorithm for estimating > sd[d]_max_throttle in their > planning docs. It will vary based on a number of > different parameters. > AFAIK, EMC just sets it to 20. > -- richard you're right but after -a lot

[zfs-discuss] Re: error-message from a nexsan-storage

2007-03-28 Thread JS
The thought is to start throttling and possibly tune up or down, depending on errors or lack of errors. I don't know of a specific NexSAN throttle preference (we use SATABoy, and go with 20). This message posted from opensolaris.org ___ zfs-discuss

Re: [zfs-discuss] Re: error-message from a nexsan-storage

2007-03-28 Thread Richard Elling
Gino Ruopolo wrote: On HDS arrays we set sd_max_throttle to 8. HDS provides an algorithm for estimating sd[d]_max_throttle in their planning docs. It will vary based on a number of different parameters. AFAIK, EMC just sets it to 20. -- richard ___

[zfs-discuss] Re: error-message from a nexsan-storage

2007-03-28 Thread Gino Ruopolo
On HDS arrays we set sd_max_throttle to 8. gino 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] Re: Re: ZFS performance with Oracle

2007-03-28 Thread Neelakanth Nadgir
> > We are currently recommending separate (ZFS) file systems for redo logs. > Did you try that? Or did you go straight to a separate UFS file system for > redo logs? > > I'd answered this directly in email originally. > > The answer was that yes, I tested using zfs for logpools among a numbe

[zfs-discuss] Re: error-message from a nexsan-storage

2007-03-28 Thread JS
Try throttling back the max # of IOs. I saw a number of errors similar to this on Pillar and EMC. In /etc/system, set: set sd:sd_max_throttle=20 and reboot. This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensol

[zfs-discuss] Re: Re: ZFS performance with Oracle

2007-03-28 Thread JS
> We are currently recommending separate (ZFS) file systems for redo logs. Did you try that? Or did you go straight to a separate UFS file system for redo logs? I'd answered this directly in email originally. The answer was that yes, I tested using zfs for logpools among a number of disk layo

[zfs-discuss] Re: ZFS performance with Oracle

2007-03-28 Thread JS
I didn't see an advantage in this scenario, though I use zfs/compression happily on my NFS user directory. This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/

Re: [zfs-discuss] ZFS overhead killed my ZVOL

2007-03-28 Thread Brian H. Nelson
Adam Leventhal wrote: On Tue, Mar 20, 2007 at 06:01:28PM -0400, Brian H. Nelson wrote: Why does this happen? Is it a bug? I know there is a recommendation of 20% free space for good performance, but that thought never occurred to me when this machine was set up (zvols only, no zfs proper).

Re: [zfs-discuss] ZFS and UFS performance

2007-03-28 Thread Mark J Musante
On Wed, 28 Mar 2007, prasad wrote: > We create iso images of our product in the following way (high-level): > > # mkfile 3g /isoimages/myiso > # lofiadm -a /isoimages/myiso > /dev/lofi/1 > # newfs /dev/rlofi/1 > # mount /dev/lofi/1 /mnt > # cd /mnt; zcat /product/myproduct.tar.Z | tar xf - How bi

[zfs-discuss] Re: ZFS and UFS performance

2007-03-28 Thread Jürgen Keil
> We are running Solaris 10 11/06 on a Sun V240 with 2 > CPUS and 8 GB of memory. This V240 is attached to a > 3510 FC that has 12 x 300 GB disks. The 3510 is > configured as HW RAID 5 with 10 disks and 2 spares > and it's exported to the V240 as a single LUN. > > We create iso images of our produ

[zfs-discuss] how to delete one mirror of zfs pool?

2007-03-28 Thread ThE-cLoN NoLc-EhT
Hi, all I have 1 system with zfs pool, which has 3 mirror with 3 partitionseach one. Not as I can erase a mirror. Have been able to erase 2 partitionswith “detach” but it completes it does not leave me. as I can erase the mirror? Thanks -

[zfs-discuss] REMINDER: FROSUG March Meeting Announcement (3/29/2007)

2007-03-28 Thread Jim Walker
== Reminder: this meeting is tomorrow == Also, we will briefly talk about the Project Blackbox tour that is coming to the Denver area April 12-13. More information is at: http://www.sun.com/emrkt/blackbox == Reminder: this meeting is tomorrow == This month's FROSUG (Front Range OpenSolaris User

[zfs-discuss] ZFS and UFS performance

2007-03-28 Thread prasad
We are running Solaris 10 11/06 on a Sun V240 with 2 CPUS and 8 GB of memory. This V240 is attached to a 3510 FC that has 12 x 300 GB disks. The 3510 is configured as HW RAID 5 with 10 disks and 2 spares and it's exported to the V240 as a single LUN. We create iso images of our product in the f

Re: [zfs-discuss] today panic ...

2007-03-28 Thread Malachi de Ælfweald
I was thinking of something similar. When we go to download the various bits (iso-a.zip through iso-e.zip and the md5sums), it seems like there should also be Release Notes on the list of files being downloaded. Similar to the Java release notes, I would expect it to point out which bugs were fix

Re: [zfs-discuss] today panic ...

2007-03-28 Thread Wade . Stuart
[EMAIL PROTECTED] wrote on 03/28/2007 06:34:12 AM: > Hi Gino, > > this looks like an instance of bug 6458218 (see > http://bugs.opensolaris.org/view_bug.do?bug_id=6458218) > > The fix for this bug is integrated into snv_60. > > Kind regards, > Victor I know I may be somewhat of an outsider

[zfs-discuss] symlinks and ditto blocks

2007-03-28 Thread Robert Milkowski
Hello zfs-discuss, What will happen if I create a stripe pool of 3 disks, then create somy symlinks and then overwrite one disk with 0s. Ditto blocks should self-heal meta data so file systems will be consistent. Now when it comes to symlinks... I was looking into a ZFS code and it looks like if

Re: [zfs-discuss] today panic ...

2007-03-28 Thread Victor Latushkin
Hi Gino, this looks like an instance of bug 6458218 (see http://bugs.opensolaris.org/view_bug.do?bug_id=6458218) The fix for this bug is integrated into snv_60. Kind regards, Victor Gino Ruopolo wrote: Hi All, Last week we had a panic caused by ZFS and then we had a corrupted zpool! Today

Re: [zfs-discuss] How big a write to a regular file is atomic?

2007-03-28 Thread Manoj Joseph
Richard L. Hamilton wrote: and does it vary by filesystem type? I know I ought to know the answer, but it's been a long time since I thought about it, and I must not be looking at the right man pages. And also, if it varies, how does one tell? For a pipe, there's fpathconf() with _PC_PIPE_BUF,

[zfs-discuss] Re: today panic ...

2007-03-28 Thread Gino Ruopolo
I forgot to mention we are using S10U2. Gino This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] today panic ...

2007-03-28 Thread Gino Ruopolo
Hi All, Last week we had a panic caused by ZFS and then we had a corrupted zpool! Today we are doing some test with the same data, but on a different server/storage array. While copying the data ... panic! And again we had a corrupted zpool!! Mar 28 12:38:19 SERVER144 genunix: [ID 403854 kern

[zfs-discuss] How big a write to a regular file is atomic?

2007-03-28 Thread Richard L. Hamilton
and does it vary by filesystem type? I know I ought to know the answer, but it's been a long time since I thought about it, and I must not be looking at the right man pages. And also, if it varies, how does one tell? For a pipe, there's fpathconf() with _PC_PIPE_BUF, but how about for a regular f

Re[2]: [zfs-discuss] 6410 expansion shelf

2007-03-28 Thread Robert Milkowski
Hello Selim, Wednesday, March 28, 2007, 5:45:42 AM, you wrote: SD> talking of which, SD> what's the effort and consequences to increase the max allowed block SD> size in zfs to highr figures like 1M... Think what would happen then if you try to read 100KB of data - due to chekcsumming ZFS would

Re: [zfs-discuss] Atomic setting of properties?

2007-03-28 Thread Wee Yeh Tan
On 3/28/07, Fred Oliver <[EMAIL PROTECTED]> wrote: Has consideration been given to setting multiple properties at once in a single zfs set command? For example, consider attempting to maintain quota == reservation, while increasing both. It is impossible to maintain this equality without some ad