Re: [zfs-discuss] partioned cache devices

2013-03-17 Thread Fajar A. Nugraha
On Sun, Mar 17, 2013 at 1:01 PM, Andrew Werchowiecki andrew.werchowie...@xpanse.com.au wrote: I understand that p0 refers to the whole disk... in the logs I pasted in I'm not attempting to mount p0. I'm trying to work out why I'm getting an error attempting to mount p2, after p1 has

Re: [zfs-discuss] VXFS to ZFS

2012-12-05 Thread Fajar A. Nugraha
On Thu, Dec 6, 2012 at 5:11 AM, Morris Hooten mhoo...@us.ibm.com wrote: Is there a documented way or suggestion on how to migrate data from VXFS to ZFS? Not zfs-specific, but this should work for solaris: http://docs.oracle.com/cd/E23824_01/html/E24456/filesystem-3.html#filesystem-15 For

Re: [zfs-discuss] zpool rpool rename offline

2012-12-02 Thread Fajar A. Nugraha
On Mon, Dec 3, 2012 at 4:14 AM, Heiko L. h.lehm...@hs-lausitz.de wrote: Hallo, Howto rename zpool offline (with zdb)? You don't. You simply export the pool, and import it (zpool import). Something like # zpool import old_pool_name_or_ID new_pool_name I use OpenSolaris in a VM. Pool

Re: [zfs-discuss] zfs on SunFire X2100M2 with hybrid pools

2012-11-27 Thread Fajar A. Nugraha
On Tue, Nov 27, 2012 at 5:13 AM, Eugen Leitl eu...@leitl.org wrote: Now there are multiple configurations for this. Some using Linux (roof fs on a RAID10, /home on RAID 1) or zfs. Now zfs on Linux probably wouldn't do hybrid zfs pools (would it?) Sure it does. You can even use the whole disk

Re: [zfs-discuss] zvol wrapped in a vmdk by Virtual Box and double writes?

2012-11-20 Thread Fajar A. Nugraha
On Wed, Nov 21, 2012 at 12:07 AM, Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) opensolarisisdeadlongliveopensola...@nedharvey.com wrote: Why are you parititoning, then creating zpool, The common case it's often because they use the disk for something else as well (e.g. OS), not only

Re: [zfs-discuss] LUN expansion choices

2012-11-13 Thread Fajar A. Nugraha
On Wed, Nov 14, 2012 at 1:35 AM, Brian Wilson brian.wil...@doit.wisc.edu wrote: So it depends on your setup. In your case if it's at all painful to grow the LUNs, what I'd probably do is allocate new 4TB LUNs - and replace your 2TB LUNs with them one at a time with zpool replace, and wait for

Re: [zfs-discuss] Zpool LUN Sizes

2012-10-28 Thread Fajar A. Nugraha
On Sat, Oct 27, 2012 at 9:16 PM, Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) opensolarisisdeadlongliveopensola...@nedharvey.com wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Fajar A. Nugraha So my suggestion

Re: [zfs-discuss] Zpool LUN Sizes

2012-10-26 Thread Fajar A. Nugraha
On Sat, Oct 27, 2012 at 4:08 AM, Morris Hooten mhoo...@us.ibm.com wrote: I'm creating a zpool that is 25TB in size. What are the recommendations in regards to LUN sizes? For example: Should I have 4 x 6.25 TB LUNS to add to the zpool or 20 x 1.25TB LUNs to add to the pool? Or does it

Re: [zfs-discuss] Changing rpool device paths/drivers

2012-10-03 Thread Fajar A. Nugraha
On Wed, Oct 3, 2012 at 5:43 PM, Jim Klimov jimkli...@cos.ru wrote: 2012-10-03 14:40, Ray Arachelian пишет: On 10/03/2012 05:54 AM, Jim Klimov wrote: Hello all, It was often asked and discussed on the list about how to change rpool HDDs from AHCI to IDE mode and back, with the modern

Re: [zfs-discuss] iscsi confusion

2012-09-28 Thread Fajar A. Nugraha
On Sat, Sep 29, 2012 at 3:09 AM, Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) opensolarisisdeadlongliveopensola...@nedharvey.com wrote: I am confused, because I would have expected a 1-to-1 mapping, if you create an iscsi target on some system, you would have to specify which LUN it

Re: [zfs-discuss] Zvol vs zfs send/zfs receive

2012-09-16 Thread Fajar A. Nugraha
On Sun, Sep 16, 2012 at 7:43 PM, Edward Ned Harvey (opensolarisisdeadlongliveopensolaris) opensolarisisdeadlongliveopensola...@nedharvey.com wrote: There's another lesson to be learned here. As mentioned by Matthew, you can tweak your reservation (or refreservation) on the zvol, but you do so

Re: [zfs-discuss] ZFS ok for single disk dev box? D1B1A95FBD cf7341ac8eb0a97fccc477127fd...@sn2prd0410mb372.namprd04.prod.outlook.com

2012-08-30 Thread Fajar A. Nugraha
On Thu, Aug 30, 2012 at 9:08 PM, Nomen Nescio nob...@dizum.com wrote: In this specific use case I would rather have a system that's still bootable and runs as best it can That's what would happen if the corruption happens on part of the disk (e.g. bad sector). than an unbootable system that

Re: [zfs-discuss] ZFS ok for single disk dev box?

2012-08-30 Thread Fajar A. Nugraha
On Thu, Aug 30, 2012 at 11:15 PM, Nomen Nescio nob...@dizum.com wrote: Plus, if you look around a bit, you'll find some tutorials to back up the entire OS using zfs send-receive. So even if for some reason the OS becomes unbootable (e.g. blocks on some critical file is corrupted, which would

Re: [zfs-discuss] Benefits of enabling compression in ZFS for the zones

2012-07-10 Thread Fajar A. Nugraha
On Tue, Jul 10, 2012 at 4:25 PM, Jordi Espasa Clofent jespa...@minibofh.org wrote: Hi all, By default I'm using ZFS for all the zones: admjoresp@cyd-caszonesrv-15:~$ zfs list NAME USED AVAIL REFER MOUNTPOINT opt 4.77G 45.9G 285M /opt

Re: [zfs-discuss] Benefits of enabling compression in ZFS for the zones

2012-07-10 Thread Fajar A. Nugraha
On Tue, Jul 10, 2012 at 4:40 PM, Jordi Espasa Clofent jespa...@minibofh.org wrote: On 2012-07-10 11:34, Fajar A. Nugraha wrote: compression = possibly less data to write (depending on the data) = possibly faster writes Some data is not compressible (e.g. mpeg4 movies), so in that case you

Re: [zfs-discuss] Very sick iSCSI pool

2012-07-02 Thread Fajar A. Nugraha
On Tue, Jul 3, 2012 at 11:08 AM, Ian Collins i...@ianshome.com wrote: I'm assuming the pool is hosed? Before making that assumption, I'd try something simple first: - reading from the imported iscsi disk (e.g. with dd) to make sure it's not iscsi-related problem - import the disk in another

Re: [zfs-discuss] Very sick iSCSI pool

2012-06-30 Thread Fajar A. Nugraha
On Sun, Jul 1, 2012 at 4:18 AM, Ian Collins i...@ianshome.com wrote: On 06/30/12 03:01 AM, Richard Elling wrote: Hi Ian, Chapter 7 of the DTrace book has some examples of how to look at iSCSI target and initiator behaviour. Thanks Richard, I 'll have a look. I'm assuming the pool is

Re: [zfs-discuss] Recommendation for home NAS external JBOD

2012-06-18 Thread Fajar A. Nugraha
On Mon, Jun 18, 2012 at 2:19 PM, Koopmann, Jan-Peter jan-pe...@koopmann.eu wrote: Hi Carson, I have 2 Sans Digital TR8X JBOD enclosures, and they work very well. They also make a 4-bay TR4X. http://www.sansdigital.com/towerraid/tr4xb.html http://www.sansdigital.com/towerraid/tr8xb.html

Re: [zfs-discuss] Aaron Toponce: Install ZFS on Debian GNU/Linux

2012-04-18 Thread Fajar A. Nugraha
On Wed, Apr 18, 2012 at 6:43 PM, Jim Klimov jimkli...@cos.ru wrote: Hmmm, how come they have encryption and we don't? Cause the author doesn't really try it :) If he did, he would've known that encryption doesn't work (unless you encrypt the underlying storage with luks, which doesn't count).

Re: [zfs-discuss] webserver zfs root lock contention under heavy load

2012-03-25 Thread Fajar A. Nugraha
On Mon, Mar 26, 2012 at 2:13 AM, Aubrey Li aubrey...@gmail.com wrote: The problem is, every zfs vnode access need the **same zfs root** lock. When the number of httpd processes and the corresponding kernel threads becomes large, this root lock contention becomes horrible. This situation does

Re: [zfs-discuss] webserver zfs root lock contention under heavy load

2012-03-25 Thread Fajar A. Nugraha
On Mon, Mar 26, 2012 at 12:19 PM, Richard Elling richard.ell...@richardelling.com wrote: Apologies to the ZFSers, this thread really belongs elsewhere. Some of the info in it is informative for other zfs users as well though :) Here is the output, I changed to tick-5sec and trunc(@, 5). No.2

Re: [zfs-discuss] Advice for migrating ZFS configuration

2012-03-07 Thread Fajar A. Nugraha
On Thu, Mar 8, 2012 at 4:38 AM, Bob Doolittle bob.doolit...@oracle.com wrote: Hi, I had a single-disk zpool (export) and was given two new disks for expanded storage. All three disks are identically sized, no slices/partitions. My goal is to create a raidz1 configuration of the three disks,

Re: [zfs-discuss] Advice for migrating ZFS configuration

2012-03-07 Thread Fajar A. Nugraha
On Thu, Mar 8, 2012 at 5:48 AM, Bob Doolittle bob.doolit...@oracle.com wrote: Wait, I'm not following the last few steps you suggest. Comments inline: On 03/07/12 17:03, Fajar A. Nugraha wrote: - use the one new disk to create a temporary pool - copy the data (zfs snapshot -r + zfs send -R

Re: [zfs-discuss] Advice for migrating ZFS configuration

2012-03-07 Thread Fajar A. Nugraha
On Thu, Mar 8, 2012 at 10:28 AM, Bob Doolittle bob.doolit...@oracle.com wrote: On 3/7/2012 9:04 PM, Fajar A. Nugraha wrote: Why can't I just give the old pool name to the raidz pool when I create it? Cause you can't have two pools with the same name. You either need to rename the old pool

Re: [zfs-discuss] Thinking about spliting a zpool in system and data

2012-01-05 Thread Fajar A. Nugraha
On Fri, Jan 6, 2012 at 12:32 PM, Jesus Cea j...@jcea.es wrote: So, my questions: a) Is this workflow reasonable and would work?. Is the procedure documented anywhere?. Suggestions?. Pitfalls? try

Re: [zfs-discuss] Any HP Servers recommendation for Openindiana (Capacity Server) ?

2012-01-03 Thread Fajar A. Nugraha
On Wed, Jan 4, 2012 at 1:36 PM, Eric D. Mudama edmud...@bounceswoosh.org wrote: On Tue, Jan  3 at  8:03, Gary Driggs wrote: I can't comment on their 4U servers but HP's 12U includwd SAS controllers rarely allow JBOD discovery of drives. So I'd recommend an LSI card and an external storage

Re: [zfs-discuss] Resolving performance issue w/ deduplication (NexentaStor)

2011-12-29 Thread Fajar A. Nugraha
On Fri, Dec 30, 2011 at 1:31 PM, Ray Van Dolson rvandol...@esri.com wrote: Is there a non-disruptive way to undeduplicate everything and expunge the DDT? AFAIK, no  zfs send/recv and then back perhaps (we have the extra space)? That should work, but it's disruptive :D Others might provide

Re: [zfs-discuss] Can I create a mirror for a root rpool?

2011-12-19 Thread Fajar A. Nugraha
On Tue, Dec 20, 2011 at 9:51 AM, Frank Cusack fr...@linetwo.net wrote: If you don't detach the smaller drive, the pool size won't increase.  Even if the remaining smaller drive fails, that doesn't mean you have to detach it.  So yes, the pool size might increase, but it won't be unexpectedly.

Re: [zfs-discuss] Can I create a mirror for a root rpool?

2011-12-18 Thread Fajar A. Nugraha
On Sun, Dec 18, 2011 at 6:52 PM, Pawel Jakub Dawidek p...@freebsd.org wrote: BTW. Can you, Cindy, or someone else reveal why one cannot boot from RAIDZ on Solaris? Is this because Solaris is using GRUB and RAIDZ code would have to be licensed under GPL as the rest of the boot code? I'm

Re: [zfs-discuss] Very poor pool performance - no zfs/controller errors?!

2011-12-18 Thread Fajar A. Nugraha
On Sun, Dec 18, 2011 at 10:46 PM, Jan-Aage Frydenbø-Bruvoll j...@architechs.eu wrote: The affected pool does indeed have a mix of straight disks and mirrored disks (due to running out of vdevs on the controller), however it has to be added that the performance of the affected pool was

Re: [zfs-discuss] Very poor pool performance - no zfs/controller errors?!

2011-12-18 Thread Fajar A. Nugraha
On Mon, Dec 19, 2011 at 12:40 AM, Jan-Aage Frydenbø-Bruvoll j...@architechs.eu wrote: Hi, On Sun, Dec 18, 2011 at 16:41, Fajar A. Nugraha w...@fajar.net wrote: Is the pool over 80% full? Do you have dedup enabled (even if it was turned off later, see zpool history)? The pool stands at 86

Re: [zfs-discuss] SATA hardware advice

2011-12-16 Thread Fajar A. Nugraha
On Sat, Dec 17, 2011 at 6:48 AM, Edmund White ewwh...@mac.com wrote: If you can budget 4U of rackspace, the DL370 G6 is a good option that can accommodate 14LFF or 24 SFF disks (or a combination). I've built onto DL180 G6 systems as well. If you do the DL180 G6, you'll need a 12-bay LFF model.

Re: [zfs-discuss] virtualbox rawdisk discrepancy

2011-11-29 Thread Fajar A. Nugraha
usb there (MUCH faster than on a VM). If you mean (2), then it won't work unless you boot with live cd/usb first. Oh and for reference, instead of usbcopy, I prefer using this method: http://blogs.oracle.com/jim/entry/how_to_create_a_usb -- Fajar On Tue, Nov 22, 2011 at 5:25 AM, Fajar

Re: [zfs-discuss] virtualbox rawdisk discrepancy

2011-11-29 Thread Fajar A. Nugraha
On Wed, Nov 30, 2011 at 2:35 PM, Frank Cusack fr...@linetwo.net wrote: The second one works on both real hardare and VM, BUT with a prequisite that you have to export-import rpool first on that particular system. Unless you already have solaris installed, this usually means you need to boot

Re: [zfs-discuss] virtualbox rawdisk discrepancy

2011-11-22 Thread Fajar A. Nugraha
On Tue, Nov 22, 2011 at 7:32 PM, Jim Klimov jimkli...@cos.ru wrote: Or maybe not.  I guess this was findroot() in sol10 but in sol11 this seems to have gone away. I haven't used sol11 yet, so I can't say for certain. But it is possible that the default boot (without findroot) would use the

Re: [zfs-discuss] virtualbox rawdisk discrepancy

2011-11-21 Thread Fajar A. Nugraha
On Tue, Nov 22, 2011 at 11:26 AM, Frank Cusack fr...@linetwo.net wrote: I have a Sun machine running Solaris 10, and a Vbox instance running Solaris 11 11/11.  The vbox machine has a virtual disk pointing to /dev/disk1 (rawdisk), seen in sol11 as c0t2. If I create a zpool on the Sun s10

Re: [zfs-discuss] virtualbox rawdisk discrepancy

2011-11-21 Thread Fajar A. Nugraha
On Tue, Nov 22, 2011 at 12:19 PM, Frank Cusack fr...@linetwo.net wrote: On Mon, Nov 21, 2011 at 9:04 PM, Fajar A. Nugraha w...@fajar.net wrote: So basically the question is if you install solaris on one machine, can you move the disk (in this case the usb stick) to another machine and boot

Re: [zfs-discuss] virtualbox rawdisk discrepancy

2011-11-21 Thread Fajar A. Nugraha
On Tue, Nov 22, 2011 at 12:53 PM, Frank Cusack fr...@linetwo.net wrote: On Mon, Nov 21, 2011 at 9:31 PM, Fajar A. Nugraha w...@fajar.net wrote: On Tue, Nov 22, 2011 at 12:19 PM, Frank Cusack fr...@linetwo.net wrote: If we ignore the vbox aspect of it, and assume real hardware with real

Re: [zfs-discuss] how to set up solaris os and cache within one SSD

2011-11-11 Thread Fajar A. Nugraha
On Fri, Nov 11, 2011 at 2:52 PM, darkblue darkblue2...@gmail.com wrote: I recommend buying either the oracle hardware or the nexenta on whatever they recommend for hardware. Definitely DO NOT run the free version of solaris without updates and expect it to be reliable. That's a bit strong.  

Re: [zfs-discuss] about btrfs and zfs

2011-11-11 Thread Fajar A. Nugraha
On Sat, Nov 12, 2011 at 9:25 AM, Edward Ned Harvey opensolarisisdeadlongliveopensola...@nedharvey.com wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Linder, Doug All technical reasons aside, I can tell you one huge reason I love ZFS,

Re: [zfs-discuss] Oracle releases Solaris 11 for Sparc and x86 servers

2011-11-09 Thread Fajar A. Nugraha
On Thu, Nov 10, 2011 at 6:54 AM, Fred Liu fred_...@issi.com wrote: ... so when will zfs-related improvement make it to solaris-derivatives :D ? -- FAN ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] FS Reliability WAS: about btrfs and zfs

2011-10-22 Thread Fajar A. Nugraha
On Sat, Oct 22, 2011 at 11:36 AM, Paul Kraus p...@kraus-haus.org wrote: Recently someone posted to this list of that _exact_ situation, they loaded an OS to a pair of drives while a pair of different drives containing an OS were still attached. The zpool on the first pair ended up not being

Re: [zfs-discuss] ZFS on Dell with FreeBSD

2011-10-20 Thread Fajar A. Nugraha
On Thu, Oct 20, 2011 at 4:33 PM, Albert Shih albert.s...@obspm.fr wrote: Any advise about the RAM I need on the server (actually one MD1200 so 12x2To disk) The more the better :) Well, my employer is not so rich. It's first time I'm going to use ZFS on FreeBSD on production (I use on my

Re: [zfs-discuss] commercial zfs-based storage replication software?

2011-10-19 Thread Fajar A. Nugraha
On Wed, Oct 19, 2011 at 7:52 PM, Jim Klimov jimkli...@cos.ru wrote: 2011-10-13 13:27, Darren J Moffat пишет: On 10/13/11 09:27, Fajar A. Nugraha wrote: On Tue, Oct 11, 2011 at 5:26 PM, Darren J Moffat darr...@opensolaris.org wrote: Have you looked at the time-slider functionality

Re: [zfs-discuss] ZFS on Dell with FreeBSD

2011-10-19 Thread Fajar A. Nugraha
On Wed, Oct 19, 2011 at 9:14 PM, Albert Shih albert.s...@obspm.fr wrote: Hi Sorry to cross-posting. I don't knwon which mailing-list I should post this message. I'll would like to use FreeBSD with ZFS on some Dell server with some MD1200 (classique DAS). When we buy a MD1200 we need a

Re: [zfs-discuss] ZFS on Dell with FreeBSD

2011-10-19 Thread Fajar A. Nugraha
On Thu, Oct 20, 2011 at 7:56 AM, Dave Pooser dave@alfordmedia.com wrote: On 10/19/11 9:14 AM, Albert Shih albert.s...@obspm.fr wrote: When we buy a MD1200 we need a RAID PERC H800 card on the server No, you need a card that includes 2 external x4 SFF8088 SAS connectors. I'd recommend an

Re: [zfs-discuss] about btrfs and zfs

2011-10-18 Thread Fajar A. Nugraha
On Tue, Oct 18, 2011 at 8:38 PM, Gregory Shaw greg.s...@oracle.com wrote: I came to the conclusion that btrfs isn't ready for prime time.  I'll re-evaluate as development continues and the missing portions are provided. For someone with @oracle.com email address, you could probably arrive to

Re: [zfs-discuss] about btrfs and zfs

2011-10-18 Thread Fajar A. Nugraha
On Tue, Oct 18, 2011 at 7:18 PM, Edward Ned Harvey opensolarisisdeadlongliveopensola...@nedharvey.com wrote: I recently put my first btrfs system into production.  Here are the similarities/differences I noticed different between btrfs and zfs: Differences: * Obviously, one is meant for linux

Re: [zfs-discuss] commercial zfs-based storage replication software?

2011-10-13 Thread Fajar A. Nugraha
On Tue, Oct 11, 2011 at 5:26 PM, Darren J Moffat darr...@opensolaris.org wrote: Have you looked at the time-slider functionality that is already in Solaris ? Hi Darren. Is it available for Solaris 10? I just installed Solaris 10 u10 and couldn't find it. There is a GUI for configuration of

[zfs-discuss] commercial zfs-based storage replication software?

2011-09-30 Thread Fajar A. Nugraha
Hi, Does anyone know a good commercial zfs-based storage replication software that runs on Solaris (i.e. not an appliance, not another OS based on solaris)? Kinda like Amanda, but for replication (not backup). Thanks, Fajar ___ zfs-discuss mailing

Re: [zfs-discuss] commercial zfs-based storage replication software?

2011-09-30 Thread Fajar A. Nugraha
On Fri, Sep 30, 2011 at 7:22 PM, Edward Ned Harvey opensolarisisdeadlongliveopensola...@nedharvey.com wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Fajar A. Nugraha Does anyone know a good commercial zfs-based storage replication

Re: [zfs-discuss] All (pure) SSD pool rehash

2011-09-27 Thread Fajar A. Nugraha
On Wed, Sep 28, 2011 at 8:21 AM, Edward Ned Harvey opensolarisisdeadlongliveopensola...@nedharvey.com wrote: When a vdev resilvers, it will read each slab of data, in essentially time order, which is approximately random disk order, in order to reconstruct the data that must be written on the

Re: [zfs-discuss] Beginner Question: Limited conf: file-based storage pools vs. FSs directly on rpool

2011-09-21 Thread Fajar A. Nugraha
2011/9/22 Ian Collins i...@ianshome.com The OS is installed and working, and rpool is mirrored on the two disks. The question is: I want to create some ZFS file systems for sharing them via CIFS. But given my limited configuration: * Am I forced to create the new filesystems directly on

Re: [zfs-discuss] ZFS

2011-09-13 Thread Fajar A. Nugraha
On Tue, Sep 13, 2011 at 3:48 PM, cephas maposah mapo...@gmail.com wrote: hello team i have an issue with my ZFS system, i have 5 file systems and i need to take a daily backup of these onto tape. how best do you think i should do these? the smallest filesystem is about 50GB It depends. You

Re: [zfs-discuss] unable to mount zfs file system..pl help

2011-08-12 Thread Fajar A. Nugraha
On Fri, Aug 12, 2011 at 3:05 PM, Vikash Gupta vika...@cadence.com wrote: I use df command and its not showing the zfs file system in the list. zfs mount -a does not return any error. First of all, please check whether you're posting to the right place. zfs-discuss@opensolaris.org, as the name

Re: [zfs-discuss] Disk IDs and DD

2011-08-10 Thread Fajar A. Nugraha
On Wed, Aug 10, 2011 at 2:56 PM, Lanky Doodle lanky_doo...@hotmail.com wrote: Can you elaborate on the dd command LaoTsao? Is the 's' you refer to a parameter of the command or the slice of a disk - none of my 'data' disks have been 'configured' yet. I wanted to ID them before adding them to

Re: [zfs-discuss] Saving data across install

2011-08-03 Thread Fajar A. Nugraha
On Wed, Aug 3, 2011 at 7:02 AM, Nomen Nescio nob...@dizum.com wrote: I installed a Solaris 10 development box on a 500G root mirror and later I received some smaller drives. I learned from this list its better to have the root mirror on the smaller small drives and then create another mirror

Re: [zfs-discuss] Saving data across install

2011-08-03 Thread Fajar A. Nugraha
On Wed, Aug 3, 2011 at 1:10 PM, Fajar A. Nugraha l...@fajar.net wrote: After my install completes on the smaller mirror, how do I access the 500G mirror where I saved my data? If I simply create a tank mirror using those drives will it recognize there's data there and make it accessible

Re: [zfs-discuss] Wrong rpool used after reinstall!

2011-08-02 Thread Fajar A. Nugraha
On Wed, Aug 3, 2011 at 8:38 AM, Anonymous Remailer (austria) mixmas...@remailer.privacy.at wrote: Hi Roy, things got alot worse since my first email. I don't know what happened but I can't import the old pool at all. It shows no errors but when I import it I get a kernel panic from assertion

Re: [zfs-discuss] booting from ashift=12 pool..

2011-07-29 Thread Fajar A. Nugraha
On Fri, Jul 29, 2011 at 4:57 PM, Hans Rosenfeld hans.rosenf...@amd.com wrote: On Fri, Jul 29, 2011 at 01:04:49AM -0400, Daniel Carosone wrote: .. evidently doesn't work.  GRUB reboots the machine moments after loading stage2, and doesn't recognise the fstype when examining the disk loaded from

Re: [zfs-discuss] SSD vs hybrid drive - any advice?

2011-07-26 Thread Fajar A. Nugraha
On Tue, Jul 26, 2011 at 3:28 PM, casper@oracle.com wrote: Bullshit. I just got a OCZ Vertex 3, and the first fill was 450-500MB/s. Second and sequent fills are at half that speed. I'm quite confident that it's due to the flash erase cycle that's needed, and if stuff can be TRIM:ed (and thus

Re: [zfs-discuss] Adding mirrors to an existing zfs-pool

2011-07-26 Thread Fajar A. Nugraha
On Tue, Jul 26, 2011 at 1:33 PM, Bernd W. Hennig consult...@hennig-consulting.com wrote: G'Day, - zfs pool with 4 disks (from Clariion A) - must migrate to Clariion B (so I created 4 disks with the same size,  avaiable for the zfs) The zfs pool has no mirrors, my idea was to add the new 4

Re: [zfs-discuss] recover raidz from fried server ??

2011-07-22 Thread Fajar A. Nugraha
On Wed, Jul 20, 2011 at 1:46 AM, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote: Could you try to just boot up fbsd or linux on the box to see if zfs (native or fuse-based, respecively) can see the drives? Yup, that might seem to be the best idea. Assuming that all those drives are the

Re: [zfs-discuss] recover raidz from fried server ??

2011-07-19 Thread Fajar A. Nugraha
On Tue, Jul 19, 2011 at 4:29 PM, Brett repudi...@gmail.com wrote: Ok, I went with windows and virtualbox solution. I could see all 5 of my raid-z disks in windows. I encapsulated them as entire disks in vmdk files and subsequently offlined them to windows. I then installed a sol11exp vbox

Re: [zfs-discuss] Zil on multiple usb keys

2011-07-18 Thread Fajar A. Nugraha
On Mon, Jul 18, 2011 at 3:28 PM, Tiernan OToole lsmart...@gmail.com wrote: Ok, so, taking 2 300Gb disks, and 2 500Gb disks, and creating an 800Gb mirrored striped thing is sounding like a bad idea... what about just creating a pool of all disks, without using mirrors? I seen something called

Re: [zfs-discuss] Pure SSD Pool

2011-07-12 Thread Fajar A. Nugraha
On Tue, Jul 12, 2011 at 6:18 PM, Jim Klimov jimkli...@cos.ru wrote: 2011-07-12 9:06, Brandon High пишет: On Mon, Jul 11, 2011 at 7:03 AM, Eric Sproulespr...@omniti.com  wrote: Interesting-- what is the suspected impact of not having TRIM support? There shouldn't be much, since zfs isn't

Re: [zfs-discuss] How create a FAT filesystem on a zvol?

2011-07-10 Thread Fajar A. Nugraha
On Sun, Jul 10, 2011 at 10:10 PM, Gary Mills mi...@cc.umanitoba.ca wrote: The `lofiadm' man page describes how to export a file as a block device and then use `mkfs -F pcfs' to create a FAT filesystem on it. Can't I do the same thing by first creating a zvol and then creating a FAT filesystem

Re: [zfs-discuss] Changed to AHCI, can not access disk???

2011-07-05 Thread Fajar A. Nugraha
On Tue, Jul 5, 2011 at 8:03 PM, Edward Ned Harvey opensolarisisdeadlongliveopensola...@nedharvey.com wrote: From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss- boun...@opensolaris.org] On Behalf Of Orvar Korvar Here is my problem: I have an 1.5TB disk with OpenSolaris (b134, b151a)

Re: [zfs-discuss] 700GB gone? zfs list and df differs!

2011-07-04 Thread Fajar A. Nugraha
On Mon, Jul 4, 2011 at 5:19 PM, Orvar Korvar knatte_fnatte_tja...@yahoo.com wrote: The problem is more clearly stated here. Look, 700GB is gone (the correct number is 620GB)! Somehow you remind me of the story the boy who cried wolf (Look, look! The wolf ate my disk space) :P First I do zfs

Re: [zfs-discuss] 700GB gone? zfs list and df differs!

2011-07-04 Thread Fajar A. Nugraha
On Mon, Jul 4, 2011 at 5:45 PM, Fajar A. Nugraha w...@fajar.net wrote: - Used, as reported by df, will match Used, as reported by zfs list. Sorry, it should be Used, as reported by df, will match Refer, as reported by zfs list. -- Fajar ___ zfs

Re: [zfs-discuss] Zpool metadata corruption from S10U9 to S11 express

2011-06-23 Thread Fajar A. Nugraha
On Fri, Jun 24, 2011 at 7:44 AM, David W. Smith smith...@llnl.gov wrote: Generally, the log devices are listed after the pool devices. Did this pool have log devices at one time? Are they missing? Yes the pool does have logs.  I'll include a zpool status -v below from when I'm booted in

Re: [zfs-discuss] Zpool metadata corruption from S10U9 to S11 express

2011-06-22 Thread Fajar A. Nugraha
On Thu, Jun 23, 2011 at 9:28 AM, David W. Smith smith...@llnl.gov wrote: When I tried out Solaris 11, I just exported the pool prior to the install of Solaris 11.  I was lucky in that I had mirrored the boot drive, so after I had installed Solaris 11 I still had the other disk in the mirror

Re: [zfs-discuss] ZFS for Linux?

2011-06-14 Thread Fajar A. Nugraha
On Tue, Jun 14, 2011 at 7:15 PM, Jim Klimov jimkli...@cos.ru wrote: Hello,  A college friend of mine is using Debian Linux on his desktop, and wondered if he could tap into ZFS goodness without adding another server in his small quiet apartment or changing the desktop OS. According to his

Re: [zfs-discuss] Question on ZFS iSCSI

2011-05-31 Thread Fajar A. Nugraha
On Tue, May 31, 2011 at 5:47 PM, Jim Klimov j...@cos.ru wrote: However it seems that there may be some extra data beside the zfs pool in the actual volume (I'd at least expect an MBR or GPT, and maybe some iSCSI service data as an overhead). One way or another, the dcpool can not be found in

Re: [zfs-discuss] Backup complete rpool structure and data to tape

2011-05-12 Thread Fajar A. Nugraha
On Thu, May 12, 2011 at 8:31 PM, Arjun YK arju...@gmail.com wrote: Thanks everyone. Your inputs helped me a lot. The 'rpool/ROOT' mountpoint is set to 'legacy' as I don't see any reason to mount it. But I am not certain if that can cause any issue in the future, or that's a right thing to do.

Re: [zfs-discuss] How to rename rpool. Is that recommended ?

2011-04-08 Thread Fajar A. Nugraha
On Fri, Apr 8, 2011 at 2:10 PM, Arjun YK arju...@gmail.com wrote: Hello, I have a situation where a host, which is booted off its 'rpool', need to temporarily import the 'rpool' of another host, edit some files in it, and export the pool back retaining its original name 'rpool'. Can this be

Re: [zfs-discuss] How to rename rpool. Is that recommended ?

2011-04-08 Thread Fajar A. Nugraha
On Fri, Apr 8, 2011 at 2:24 PM, Arjun YK arju...@gmail.com wrote: Hi, Let me add another query. I would assume it would be perfectly ok to choose any name for root pool, instead of 'rpool', during the OS install. Please suggest otherwise. Have you tried it? Last time I try, the pool name

Re: [zfs-discuss] How to rename rpool. Is that recommended ?

2011-04-08 Thread Fajar A. Nugraha
On Fri, Apr 8, 2011 at 2:37 PM, Stephan Budach stephan.bud...@jvm.de wrote: You can re-name a zpool at import time by simply issueing: zpool import oldpool newpool Yes, I know :) The last question from Arjun was can we choose any name for root pool, instead of 'rpool', during the OS install

Re: [zfs-discuss] Zpool resize

2011-04-04 Thread Fajar A. Nugraha
On Mon, Apr 4, 2011 at 4:49 PM, For@ll for...@stalowka.info wrote: What can I do that zpool show new value? zpool set autoexpand=on TEST zpool set autoexpand=off TEST  -- richard I tried your suggestion, but no effect. Did you modify the partition table? IIRC if you pass a DISK to zpool

Re: [zfs-discuss] Zpool resize

2011-04-04 Thread Fajar A. Nugraha
On Mon, Apr 4, 2011 at 7:58 PM, Roy Sigurd Karlsbakk r...@karlsbakk.net wrote: IIRC if you pass a DISK to zpool create, it would create partition/slice on it, either with SMI (the default for rpool) or EFI (the default for other pool). When the disk size changes (like when you change LUN size

Re: [zfs-discuss] Zpool resize

2011-04-04 Thread Fajar A. Nugraha
On Mon, Apr 4, 2011 at 6:48 PM, For@ll for...@stalowka.info wrote: When I test with openindiana b148, simply setting zpool set autoexpand=on is enough (I tested with Xen, and openinidiana reboot is required). Again, you might need to set both autoexpand=on and resize partition slice. As a

Re: [zfs-discuss] Custom configuration for a small computer

2011-04-03 Thread Fajar A. Nugraha
On Mon, Apr 4, 2011 at 4:16 AM, Daxter xovat...@gmail.com wrote: My goal is to optimally have two 1TB drives inside of a rather small computer of mine, running Solaris, which can sync with and be a backup of my somewhat portable 2TB drive. Up to this point I have been using the 2TB drive

Re: [zfs-discuss] best migration path from Solaris 10

2011-03-22 Thread Fajar A. Nugraha
On Wed, Mar 23, 2011 at 7:33 AM, Jeff Bacon ba...@walleyesoftware.com wrote: I've also started conversations with Pogo about offering an OpenIndiana based workstation, which might be another option if you prefer more of Sometimes I'm left wondering if anyone uses the non-Oracle versions for

Re: [zfs-discuss] best migration path from Solaris 10

2011-03-20 Thread Fajar A. Nugraha
On Sun, Mar 20, 2011 at 4:05 AM, Pawel Jakub Dawidek p...@freebsd.org wrote: On Fri, Mar 18, 2011 at 06:22:01PM -0700, Garrett D'Amore wrote: Newer versions of FreeBSD have newer ZFS code. Yes, we are at v28 at this point (the lastest open-source version). That said, ZFS on FreeBSD is kind

Re: [zfs-discuss] ZFS utility like Filefrag on linux to help analyzing the extents mapping

2011-02-16 Thread Fajar A. Nugraha
On Wed, Feb 16, 2011 at 8:53 PM, Jeff liu jeff@oracle.com wrote: Hello All, I'd like to know if there is an utility like `Filefrag' shipped with e2fsprogs on linux, which is used to fetch the extents mapping info of a file(especially a sparse file) located on ZFS? Something like zdb

Re: [zfs-discuss] ZFS and Virtual Disks

2011-02-14 Thread Fajar A. Nugraha
On Tue, Feb 15, 2011 at 5:47 AM, Mark Creamer white...@gmail.com wrote: Hi I wanted to get some expert advice on this. I have an ordinary hardware SAN from Promise Tech that presents the LUNs via iSCSI. I would like to use that if possible with my VMware environment where I run several Solaris

Re: [zfs-discuss] native ZFS on Linux

2011-02-13 Thread Fajar A. Nugraha
On Sun, Feb 13, 2011 at 7:40 PM, Pasi Kärkkäinen pa...@iki.fi wrote: On Sat, Feb 12, 2011 at 08:54:26PM +0100, Roy Sigurd Karlsbakk wrote: I see that Pinguy OS, an uber-Ubuntu o/s, includes native ZFS support. Any pointers to more info on this? There are some work in progress from

Re: [zfs-discuss] Best choice - file system for system

2011-01-30 Thread Fajar A. Nugraha
On Mon, Jan 31, 2011 at 3:47 AM, Peter Jeremy peter.jer...@alcatel-lucent.com wrote: On 2011-Jan-28 21:37:50 +0800, Edward Ned Harvey opensolarisisdeadlongliveopensola...@nedharvey.com wrote: 2- When you want to restore, it's all or nothing.  If a single bit is corrupt in the data stream, the

Re: [zfs-discuss] A few questions

2011-01-08 Thread Fajar A. Nugraha
On Thu, Jan 6, 2011 at 11:36 PM, Garrett D'Amore garr...@nexenta.com wrote: On 01/ 6/11 05:28 AM, Edward Ned Harvey wrote: See my point?  Next time I buy a server, I do not have confidence to simply expect solaris on dell to work reliably.  The same goes for solaris derivatives, and all

Re: [zfs-discuss] zfs send to remote any ideas for a faster way than ssh?

2010-07-19 Thread Fajar A. Nugraha
On Mon, Jul 19, 2010 at 11:06 PM, Richard Jahnel rich...@ellipseinc.com wrote: I've tried ssh blowfish and scp arcfour. both are CPU limited long before the 10g link is. I'vw also tried mbuffer, but I get broken pipe errors part way through the transfer. I'm open to ideas for faster ways

Re: [zfs-discuss] NexentaStor 3.0.3 vs OpenSolaris - Patches more up to date?

2010-07-04 Thread Fajar A. Nugraha
On Sun, Jul 4, 2010 at 12:22 AM, Garrett D'Amore garr...@nexenta.com wrote: I am sorry you feel that way.  I will look at your issue as soon as I am able, but I should say that it is almost certain that whatever the problem is, it probably is inherited from OpenSolaris and the build of NCP

Re: [zfs-discuss] ZFS on a 11TB HW RAID-5 controller

2010-03-24 Thread Fajar A. Nugraha
On Thu, Mar 25, 2010 at 1:02 AM, Edward Ned Harvey solar...@nedharvey.com wrote: I think the point is to say:  ZFS software raid is both faster and more reliable than your hardware raid.  Surprising though it may be for a newcomer, I have statistics to back that up, Can you share it? You

Re: [zfs-discuss] ZFS send and receive corruption across a WAN link?

2010-03-19 Thread Fajar A. Nugraha
On Fri, Mar 19, 2010 at 12:38 PM, Rob slewb...@yahoo.com wrote: Can a ZFS send stream become corrupt when piped between two hosts across a WAN link using 'ssh'? unless the end computers are bad (memory problems, etc.), then the answer should be no. ssh has its own error detection method, and

Re: [zfs-discuss] why L2ARC device is used to store files ?

2010-03-06 Thread Fajar A. Nugraha
On Sat, Mar 6, 2010 at 3:15 PM, Abdullah Al-Dahlawi dahl...@ieee.org wrote: abdul...@hp_hdx_16:~/Downloads# zpool iostat -v hdd    capacity operations    bandwidth pool used  avail   read  write   read  write --  -  -  -  -  -  - hdd 

Re: [zfs-discuss] Import zpool from FreeBSD in OpenSolaris

2010-02-23 Thread Fajar A. Nugraha
On Wed, Feb 24, 2010 at 9:11 AM, patrik s...@dentarg.net wrote: This is zpool import from my machine with OpenSolaris 2009.06 (all zpool's are fine in FreeBSD). Notice that the zpool named temp can be imported. Why not secure then? Is it because it is raidz1? status: One or more devices

Re: [zfs-discuss] ZFS mirrored boot disks

2010-02-19 Thread Fajar A. Nugraha
On Fri, Feb 19, 2010 at 7:42 PM, Terry Hull t...@nrg-inc.com wrote: Interestingly, with the machine running, I can pull the first drive in the mirror, replace it with an unformatted one, format it, mirror rpool over to it, install the boot loader, and at that point the machine will boot with

Re: [zfs-discuss] SSD and ZFS

2010-02-16 Thread Fajar A. Nugraha
On Sun, Feb 14, 2010 at 12:51 PM, Tracey Bernath tbern...@ix.netcom.com wrote: I went from all four disks of the array at 100%, doing about 170 read IOPS/25MB/s to all four disks of the array at 0%, once hitting nealyr 500 IOPS/65MB/s off the cache drive (@ only 50% load). And, keep  in

Re: [zfs-discuss] Removing Cloned Snapshot

2010-02-11 Thread Fajar A. Nugraha
On Fri, Feb 12, 2010 at 10:55 AM, Tony MacDoodle tpsdoo...@gmail.com wrote: I am getting the following message when I try and remove a snapshot from a clone: bash-3.00# zfs destroy data/webser...@sys_unconfigd cannot destroy 'data/webser...@sys_unconfigd': snapshot has dependent clones use

Re: [zfs-discuss] Recover ZFS Array after OS Crash?

2010-02-06 Thread Fajar A. Nugraha
On Sat, Feb 6, 2010 at 1:32 AM, J jahservan...@gmail.com wrote: saves me hundreds on HW-based RAID controllers ^_^ ... which you might need to fork over to buy additional memory or faster CPU :P Don't get me wrong, zfs is awesome, but to do so it needs more CPU power and RAM (and possibly SSD)

Re: [zfs-discuss] zfs rpool mirror on non-equal drives

2010-01-30 Thread Fajar A. Nugraha
On Sat, Jan 30, 2010 at 2:02 AM, Cindy Swearingen cindy.swearin...@sun.com wrote: Hi Michelle, You're almost there, but install the bootblocks in s0: # installgrub -m /boot/grub/stage1 /boot/grub/stage2 /dev/rdsk/c19d0s0 One question. I thought -m installs in MBR (thus not really installing

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