[zfs-discuss] Possible file corruption on a ZFS mirror

2006-09-19 Thread Ian Collins
I have a number of Solaris DVD and CD iso files backed up on a ZFS mirror. Any attempt to copy or digest one of the DVD files fails with an I/O error. I don't appear to have any problems with the CD images. The system is an AMD 64 (ASUS A8N-E) running build 41 with two SATA drives connected to

Re: [zfs-discuss] Possible file corruption on a ZFS mirror

2006-09-19 Thread Ian Collins
Dick Davies wrote: What does zpool status say? Knew I'd forgotten to check something: # zpool status -v pool: tank state: ONLINE status: One or more devices has experienced an error resulting in data corruption. Applications may be affected. action: Restore the file in question if

Re: [zfs-discuss] Re: Possible file corruption on a ZFS mirror

2006-09-19 Thread Ian Collins
Jürgen Keil wrote: Dick Davies wrote: What does zpool status say? Knew I'd forgotten to check something: # zpool status -v pool: tank state: ONLINE status: One or more devices has experienced an error resulting in data corruption. Applications may be affected. Restore the file

Re: [zfs-discuss] live upgrade incompability

2006-09-21 Thread Ian Collins
Thomas Maier-Komor wrote: Hi, concerning this issue I didn't find anything in the bug database, so I thought I report it here... When running live-upgrade on a system with a zfs, LU creates directories for all ZFS filesystems in the ABE. This causes svc:/system/filesystem/local to go to

Re: [zfs-discuss] A versioning FS

2006-10-08 Thread Ian Collins
David Dyer-Bennet wrote: Actually, save early and often is exactly why versioning is important. If you discover you've gone down a blind alley in some code, it makes it easy to get back to the earlier spots. This, in my experience, happens at a detail level where you won't (in fact can't)

Re: [zfs-discuss] Re: Production ZFS Server Death (06/06)

2006-12-01 Thread Ian Collins
Chad Leigh -- Shire.Net LLC wrote: On Dec 1, 2006, at 4:34 PM, Dana H. Myers wrote: Chad Leigh -- Shire.Net LLC wrote: And this is different from any other storage system, how? (ie, JBOD controllers and disks can also have subtle bugs that corrupt data) Of course, but there isn't the

Re: [zfs-discuss] Re: Production ZFS Server Death (06/06)

2006-12-01 Thread Ian Collins
Chad Leigh -- Shire.Net LLC wrote: On Dec 2, 2006, at 12:06 AM, Ian Collins wrote: But people expect RAID to protect them from the corruption caused by a partial failure, say a bad block, which is a common failure mode. They do? I must admit no experience with the big standalone raid

Re: [zfs-discuss] need Clarification on ZFS

2006-12-05 Thread Ian Collins
dudekula mastan wrote: 5) Like fsck command on Linux, is there any command to check the consistency of the ZFS file system ? As others have mentioned, ZFS doesn't require off line consistency checking. You can run 'zpool scrub' on a live system and check the result with 'zpool

Re: [zfs-discuss] Thumper Origins Q

2007-01-30 Thread Ian Collins
Richard Elling wrote: One of the benefits of ZFS is that not only is head synchronization not needed, but also block offsets do not have to be the same. For example, in a traditional mirror, block 1 on device 1 is paired with block 1 on device 2. In ZFS, this 1:1 mapping is not required.

Re: [zfs-discuss] Re: ZFS panic on B54

2007-02-02 Thread Ian Collins
John Weekley wrote: Looks like bad memory. I removed the affected DIMM and haven't had any reboots in about 24hrs. Give mtest86 a whirl on that system. Ian ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] RACF: SunFire x4500 Thumper Evaluation

2007-02-11 Thread Ian Collins
Rayson Ho wrote: Interesting... http://www.rhic.bnl.gov/RCF/LiaisonMeeting/20070118/Other/thumper-eval.pdf I wonder where they got the information that Solaris 10 doesn't support dual-core Intel from? Ian. ___ zfs-discuss mailing list

Re: [zfs-discuss] poor zfs performance on my home server

2007-02-13 Thread Ian Collins
[EMAIL PROTECTED] wrote: Hello, I switched my home server from Debian to Solaris. The main cause for this step was stability and ZFS. But now after the migration (why isn't it possible to mount a linux fs on Solaris???) I make a few benchmarks and now I thought about swtching back to

Re: [zfs-discuss] poor zfs performance on my home server

2007-02-14 Thread Ian Collins
Sascha Brechenmacher wrote: Am 13.02.2007 um 22:46 schrieb Ian Collins: Looks like poor hardware, how was the pool built? Did you give ZFS the entire drive? On my nForce4 Athlon64 box with two 250G SATA drives, zpool status tank pool: tank state: ONLINE scrub: none requested

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

2007-02-24 Thread Ian Collins
Eric Enright wrote: Quick answer though is to download CD1 of the latest release, boot to a shell, and take a look. Or try http://www.sun.com/bigadmin/hcl/hcts/device_detect.html Ian ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] update on zfs boot support

2007-03-08 Thread Ian Collins
Lin Ling wrote: Ian Collins wrote: Thanks for the heads up. I'm building a new file server at the moment and I'd like to make sure I can migrate to ZFS boot when it arrives. My current plan is to create a pool on 4 500GB drives and throw in a small boot drive. Will I be able to drop

Re: [zfs-discuss] The value of validating your backups...

2007-03-20 Thread Ian Collins
Jim Mauro wrote: http://www.cnn.com/2007/US/03/20/lost.data.ap/index.html $71,800 for computer consultants wow. Ian ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] Asus L1N64 - a good candidate for a ZFS based home server?

2007-04-11 Thread Ian Collins
This Asus board looks promising, assuming the parts (nForce 680a chipset) are Solaris friendly: http://www.asus.com.tw/products4.aspx?l1=3l2=136l3=486model=1530modelmenu=2 The board boasts 12 (!) SATA2 ports. The FX-7x series CPUs appear to be a very cost effective ($799) 4 core solution. Ian

Re: [zfs-discuss] ZFS on the desktop

2007-04-17 Thread Ian Collins
Shawn Walker wrote: On 18/04/07, Erblichs [EMAIL PROTECTED] wrote: Rich Teer, I have a perfect app for the masses. A Hi-Def Video/ audio server for the hi-def TV and audio setup. I would think the average person would want to have access to

Re: [zfs-discuss] Bandwidth requirements (was Re: Preferred backup mechanism for ZFS?)

2007-04-20 Thread Ian Collins
Anton B. Rang wrote: You need exactly the same bandwidth as with any other classical backup solution - it doesn't matter how at the end you need to copy all those data (differential) out of the box regardless if it's a tape or a disk. Sure. However, it's somewhat cheaper to buy 100 MB/sec

Re: [zfs-discuss] Bandwidth requirements (was Re: Preferred backup mechanism for ZFS?)

2007-04-21 Thread Ian Collins
Torrey McMahon wrote: Lyndon Nerenberg wrote: But a tape in a van is a very high bandwidth connection :) Australia used to get it's usenet feed on FedExed 9-tracks. But you had to put them in the reader upside down and read them back to front. Not necessary, upside down was enough,

Re: [zfs-discuss] Re: Re: zfs boot image conversion kit is posted

2007-04-26 Thread Ian Collins
Lori Alt wrote: Benjamin Perrault wrote: Don't mean to be a pest - but is there an eta on when the b62_zfsboot.iso will be posted? I'm really looking forward to ZFS root, but I'd rather download a working dvd image then attempt to patch the image myself :-) Actually, we hadn't planned to

[zfs-discuss] gzip compression throttles system?

2007-05-02 Thread Ian Collins
I just had a quick play with gzip compression on a filesystem and the result was the machine grinding to a halt while copying some large (.wav) files to it from another filesystem in the same pool. The system became very unresponsive, taking several seconds to echo keystrokes. The box is a maxed

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

2007-05-02 Thread Ian Collins
Bart Smaalders wrote: Ian Collins wrote: I just had a quick play with gzip compression on a filesystem and the result was the machine grinding to a halt while copying some large (.wav) files to it from another filesystem in the same pool. The system became very unresponsive, taking several

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

2007-05-02 Thread Ian Collins
Cyril Plisko wrote: On 5/3/07, Ian Collins [EMAIL PROTECTED] wrote: The system has 8MB of RAM and a was using 'cp -r' to copy the directory. Hm, that would be a record breaking system. Did you mean 8 GB ? Oops Yes. ___ zfs-discuss mailing list

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

2007-05-03 Thread Ian Collins
Dale Ghent wrote: On May 2, 2007, at 10:36 PM, Ian Collins wrote: The files are between 15 and 50MB. It's worth pointing out that .wav files only compress by a few percent. Not entirely related to your maxed CPU problem, but I don't think it was a maxed CPU problem, only one core

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

2007-05-03 Thread Ian Collins
Roch Bourbonnais wrote: with recent bits ZFS compression is now handled concurrently with many CPUs working on different records. So this load will burn more CPUs and acheive it's results (compression) faster. Would changing (selecting a smaller) filesystem record size have any effect? So

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

2007-05-04 Thread Ian Collins
mike wrote: Isn't the benefit of ZFS that it will allow you to use even the most unreliable risks and be able to inform you when they are attempting to corrupt your data? To me it sounds like he is a SOHO user; may not have a lot of funds to go out and swap hardware on a whim like a company

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

2007-05-04 Thread Ian Collins
Lee Fyock wrote: I didn't mean to kick up a fuss. I'm reasonably zfs-savvy in that I've been reading about it for a year or more. I'm a Mac developer and general geek; I'm excited about zfs because it's new and cool. At some point I'll replace my old desktop machine with something new and

Re: [zfs-discuss] Need guidance on RAID 5, ZFS, and RAIDZ on home file server

2007-05-08 Thread Ian Collins
John Smith wrote: Hello all, Spent the last several hours perusing the ZFS forums and some of the blog entries regarding ZFS. I have a couple of questions and am open to any hints, tips, or things to watch out for on implementation of my home file server. I'm building a file server

Re: [zfs-discuss] Re: Need guidance on RAID 5, ZFS, and RAIDZ on home file server

2007-05-08 Thread Ian Collins
John Smith wrote: The original thought was 3 of the drives as storage, and one of the drives as parity. So that would yield around 1.4TB of useable storage. Then raidz is your only option. I hadn't given any thought to running 64 bit. This system is being built from the ground up. I

Re: [zfs-discuss] Re: Need guidance on RAID 5, ZFS, and RAIDZ on home file server

2007-05-08 Thread Ian Collins
John Smith wrote: Sorry about that, the specific processor in question is the Pentium D 930 which supports 64 bit computing through the Extended Memory 64 Technology. It was my initial reaction to say I'd go with 32 bit computing because my general experience with 64-bit is Windows, Linux,

Re: [zfs-discuss] Will this work?

2007-05-10 Thread Ian Collins
mike wrote: thanks for the reply. On 5/10/07, Al Hopper [EMAIL PROTECTED] wrote: Suggestion - try two 4-way raidz pools. wouldn't that bring usable space down to 2 pairs of 3x750? can those be combined into a single filesystem (for a total of 6x750 usable, but underlying would actually

Re: [zfs-discuss] Re: Lots of overhead with ZFS - what am I doing wrong?

2007-05-14 Thread Ian Collins
Marko Milisavljevic wrote: To reply to my own message this article offers lots of insight into why dd access directly through raw disk is fast, while accessing a file through the file system may be slow. http://www.informit.com/articles/printerfriendly.asp?p=606585rl=1 So, I guess

[zfs-discuss] Odd zpool create error

2007-05-14 Thread Ian Collins
I have to drives with the same slices and I get an odd error if I try and create a pool on one drive, but not the other: Part TagFlag Cylinders SizeBlocks 0 swapwu 3 - 2642.01GB(262/0/0) 4209030 1 rootwm 265 -

Re: [zfs-discuss] Odd zpool create error

2007-05-15 Thread Ian Collins
, I didn't spot that! I'd better fix that before I use s4 for a Live Upgrade! Cheers, Ian Ian Collins wrote: I have to drives with the same slices and I get an odd error if I try and create a pool on one drive, but not the other: Part TagFlag Cylinders Size

Re: [zfs-discuss] Odd zpool create error

2007-05-15 Thread Ian Collins
Ian Collins wrote: Trevor Watson wrote: Ian, It looks like the error message is wrong - slice 7 overlaps slice 4 - note that slice 4 ends at c6404, but slice 7 starts at c6394. Slice 6 is also completely contained within slice 4's range of cylinders, but that won't matter unless you

Re: [zfs-discuss] Trying to understand zfs RAID-Z

2007-05-18 Thread Ian Collins
David Bustos wrote: Quoth Steven Sim on Thu, May 17, 2007 at 09:55:37AM +0800: Gurus; I am exceedingly impressed by the ZFS although it is my humble opinion that Sun is not doing enough evangelizing for it. What else do you think we should be doing? Send Thumpers to

Re: [zfs-discuss] Mirrored RAID-z2

2007-05-29 Thread Ian Collins
Brett wrote: Hi All, I've been reading through the documentation for ZFS and have noted in several blogs that ZFS should support more advanced layouts like RAID1+0, RAID5+0, etc. I am having a little trouble getting these more advanced configurations to play nicely. I have two disk

Re: [zfs-discuss] Mirrored RAID-z2

2007-05-30 Thread Ian Collins
Will Murnane wrote: Sorry for singling you out, Ian; I meant Reply to All. This list doesn't set reply-to... On 5/30/07, Ian Collins [EMAIL PROTECTED] wrote: How about 8 two way mirrors between shelves and a couple of hot spares? That's fine and good, but then losing just one disk from each

Re: [zfs-discuss] Mirrored RAID-z2

2007-05-30 Thread Ian Collins
Will Murnane wrote: Sorry for singling you out, Ian; I meant Reply to All. This list doesn't set reply-to... On 5/30/07, Ian Collins [EMAIL PROTECTED] wrote: How about 8 two way mirrors between shelves and a couple of hot spares? That's fine and good, but then losing just one disk from each

Re: [zfs-discuss] zfs kills box, memory related?

2007-06-10 Thread Ian Collins
arb wrote: Hello, I'm new to OpenSolaris and ZFS so my apologies if my questions are naive! I've got solaris express (b52) and a zfs mirror, but this command locks up my box within 5 seconds: % cmp first_4GB_file second_4GB_file You are 6 months out of date, start by upgrading to the

Re: [zfs-discuss] OT: extremely poor experience with Sun Download Manager

2007-06-14 Thread Ian Collins
Graham Perrin wrote: Intending to experiment with ZFS, I have been struggling with what should be a simple download routine. Sun Download Manager leaves a great deal to be desired. In the Online Help for Sun Download Manager there's a section on troubleshooting, but if it causes *anyone*

Re: [zfs-discuss] Best use of 4 drives?

2007-06-14 Thread Ian Collins
Rick Mann wrote: BTW, I don't mind if the boot drive fails, because it will be fairly easy to replace, and this server is only mission-critical to me and my friends. So...suggestions? What's a good way to utilize the power and glory of ZFS in a 4x 500 GB system, without unnecessary waste?

Re: [zfs-discuss] Re: Best use of 4 drives?

2007-06-14 Thread Ian Collins
Bart Smaalders wrote: Ian Collins wrote: Rick Mann wrote: Ian Collins wrote: Bung in (add a USB one if you don't have space) a small boot drive and use all the others for for ZFS. Not a bad idea; I'll have to see where I can put one. But, I thought I read somewhere that one can't

Re: Karma Re: [zfs-discuss] Re: Best use of 4 drives?

2007-06-15 Thread Ian Collins
Alec Muffett wrote: As I understand matters, from my notes to design the perfect home NAS server :-) 1) you want to give ZFS entire spindles if at all possible; that will mean it can enable and utilise the drive's hardware write cache properly, leading to a performance boost. You want to do

Re: Karma Re: [zfs-discuss] Re: Best use of 4 drives?

2007-06-15 Thread Ian Collins
Rob Windsor wrote: What 8-port-SATA motherboard models are Solaris-friendly? I've hunted and hunted and have finally resigned myself to getting a generic motherboard with PCIe-x16 and dropping in an Areca PCIe-x8 RAID card (in JBOD config, of course). I don't know about 8 port SATA, but I

Re: [zfs-discuss] Re: Best use of 4 drives?

2007-06-15 Thread Ian Collins
Rick Mann wrote: Richard Elling wrote: For the time being, these SATA disks will operate in IDE compatibility mode, so don't worry about the write cache. There is some debate about whether the write cache is a win at all, but that is another rat hole. Go ahead and split off some

Re: [zfs-discuss] Re: Best use of 4 drives?

2007-06-15 Thread Ian Collins
David Dyer-Bennet wrote: Richard Elling wrote: What I would do: 2 disks: slice 0 3 root (BE and ABE), slice 1 swap/dump, slice 6 ZFS mirror 2 disks: whole disk mirrors I don't understand slice 6 zfs mirror. A mirror takes *two* things of the same size. Note the 2 disks:. Ian

Re: Karma Re: [zfs-discuss] Re: Best use of 4 drives?

2007-06-16 Thread Ian Collins
Rob Windsor wrote: Ian Collins wrote: Rob Windsor wrote: What 8-port-SATA motherboard models are Solaris-friendly? I've hunted and hunted and have finally resigned myself to getting a generic motherboard with PCIe-x16 and dropping in an Areca PCIe-x8 RAID card (in JBOD config, of course

Re: [zfs-discuss] 6 disk raidz2 or 3 stripe 2 way mirror

2007-06-17 Thread Ian Collins
Joe S wrote: I'm playing around with ZFS and want to figure out the best use of my 6x 300GB SATA drives. The purpose of the drives is to store all of my data at home (video, photos, music, etc). I'm debating between: 6x 300GB disks in a single raidz2 pool --or-- 2x (3x 300GB disks in a

Re: [zfs-discuss] Re: 6 disk raidz2 or 3 stripe 2 way mirror

2007-06-18 Thread Ian Collins
Joe S wrote: Thanks for all the comments. Very helpful. I have another question. The six disk raidz2 pool works, but I noticed in Richard Elling's blog that a raidz/raidz2 pool has the read performance of a single drive (unless I misread something). What if I create 2x three disk raidz vdevs

Re: [zfs-discuss] Z-Raid performance with Random reads/writes

2007-06-19 Thread Ian Collins
Bart Smaalders wrote: michael T sedwick wrote: Given a 1.6TB ZFS Z-Raid consisting 6 disks: And a system that does an extreme amount of small /(20K) /random reads /(more than twice as many reads as writes) / 1) What performance gains, if any does Z-Raid offer over other RAID or Large

Re: [zfs-discuss] Z-Raid performance with Random reads/writes

2007-06-20 Thread Ian Collins
Mario Goebbels wrote: A 6 disk raidz set is not optimal for random reads, since each disk in the raidz set needs to be accessed to retrieve each item. I don't understand, if the file is contained within a single stripe, why would it need to access the other disks, if the checksum of

Re: [zfs-discuss] Z-Raid performance with Random reads/writes

2007-06-21 Thread Ian Collins
Roch Bourbonnais wrote: Le 20 juin 07 à 04:59, Ian Collins a écrit : I'm not sure why, but when I was testing various configurations with bonnie++, 3 pairs of mirrors did give about 3x the random read performance of a 6 disk raidz, but with 4 pairs, the random read performance dropped

Re: [zfs-discuss] SiI 3114 Chipset on Syba Card - Solaris Hangs

2007-08-07 Thread Ian Collins
Blake wrote: Hi. I'm running snv 65 and having an issue much like this: http://osdir.com/ml/solaris.opensolaris.help/2006-11/msg00047.html http://osdir.com/ml/solaris.opensolaris.help/2006-11/msg00047.html Has anyone found a workaround? Or is this the issue with the BIOS not liking EFI

Re: [zfs-discuss] Is there _any_ suitable motherboard?

2007-08-24 Thread Ian Collins
[EMAIL PROTECTED] wrote: If power consumption and heat is a consideration, the newer Intel CPUs have an advantage in that Solaris supports native power management on those CPUs. Are P35 chipset boards supported? Ian ___ zfs-discuss mailing list

Re: [zfs-discuss] Is there _any_ suitable motherboard?

2007-08-26 Thread Ian Collins
Ben Middleton wrote: I've just purchased an Asus P5K WS, which seems to work OK. I had to download the Marvell Yukon ethernet driver - but it's all working fine. It's also got a PCI-X slot - so I have one of those Super Micro 8 port SATA cards - providing a total of 16 SATA ports across the

Re: [zfs-discuss] ZFS but how?

2007-09-11 Thread Ian Collins
Oliver Schinagl wrote: [EMAIL PROTECTED] wrote: However, I found on the liveDVD/CD that nexentia and beleniX both don't come in x86_64 flavors? Or does solaris autodetect and auto run in 64bit mode at boottime? Solaris autodetects the CPU type and boots in 64 bit mode on 64

Re: [zfs-discuss] ZFS but how?

2007-09-11 Thread Ian Collins
Oliver Schinagl wrote: Ian Collins wrote: Oliver Schinagl wrote: once I boot it in 64bit mode, i'd have to run emulation libraries to run 32bit bins right? No. Solaris has both 32 and 64 bit libraries. so you are saying that i can run both 32bit and 64bit code

Re: [zfs-discuss] hardware sizing for a zfs-based system?

2007-09-14 Thread Ian Collins
Kent Watsen wrote: Getting there - can anybody clue me into how much CPU/Mem ZFS needs? I have an old 1.2Ghz with 1Gb of mem laying around - would it be sufficient? It'll use as much memory as you can spare and it has a strong preference for 64 bit systems. Considering how much you

Re: [zfs-discuss] hardware sizing for a zfs-based system?

2007-09-16 Thread Ian Collins
Kent Watsen wrote: Glad you brought that up - I currently have an APC 2200XL (http://www.apcc.com/resource/include/techspec_index.cfm?base_sku=SU2200XLNET) - its rated for 1600 watts, but my current case selections are saying they have a 1500W 3+1, should I be worried? Probably not,

[zfs-discuss] ZFS or NFS?

2007-09-17 Thread Ian Collins
I have a build 62 system with a zone that NFS mounts an ZFS filesystem. From the zone, I keep seeing issues with .nfs files remaining in otherwise empty directories preventing their deletion. The files appear to be immediately replaced when they are deleted. Is this an NFS or a ZFS issue?

[zfs-discuss] ZFS+native SATA

2007-10-13 Thread Ian Collins
I've finally gotten around to upgrading my ZFS file server to build 72 and I must say I'm impressed with the performance boost provided by the new nVidia SATA driver. I had noticed a drop in bonnie++ performance once the pool started to fill up, but with the new drive its is better than the

Re: [zfs-discuss] Home fileserver with solaris 10 and zfs

2007-10-17 Thread Ian Collins
Sandro wrote: hi I am currently running a linux box as my fileserver at home. It's got eight 250 gig sata2 drives connected to two sata pci controllers and configured as one big raid5 with linux software raid. Linux is (and solaris will be) installed on two separate mirrored disks. I've

Re: [zfs-discuss] Mixing SATA PATA Drives

2007-11-07 Thread Ian Collins
Dan Pritts wrote: On Fri, Sep 14, 2007 at 01:48:40PM -0500, Christopher Gibbs wrote: I suspect it's probably not a good idea but I was wondering if someone could clarify the details. I have 4 250G SATA(150) disks and 1 250G PATA(133) disk. Would it cause problems if I created a raidz1

Re: [zfs-discuss] Major problem with a new ZFS setup

2007-11-08 Thread Ian Collins
Michael Stalnaker wrote: Finally trying to do a zpool status yields: [EMAIL PROTECTED]:/# zpool status -v pool: LogData state: ONLINE status: One or more devices has experienced an unrecoverable error. An attempt was made to correct the error. Applications are unaffected.

Re: [zfs-discuss] Fwd: ZFS for consumers WAS:Yager on ZFS

2007-11-19 Thread Ian Collins
Paul Kraus wrote: I also like being able to see how much space I am using for each with a simple df rather than a du (that takes a while to run). I can also tune compression on a data type basis (no real point in trying to compress media files that are already compressed MPEG and

Re: [zfs-discuss] ZFS layout recommendations

2007-11-21 Thread Ian Collins
James C. McPherson wrote: Anil Jangity wrote: I have pool called data. I have zones configured in that pool. The zonepath is: /data/zone1/fs. (/data/zone1 itself is not used for anything else, by anyone, and has no other data.) There are no datasets being delegated to this zone. I want

Re: [zfs-discuss] ZFS layout recommendations

2007-11-21 Thread Ian Collins
James C. McPherson wrote: Ian Collins wrote: ... I don't know if anything else breaks when you do this, but if you are building software in a zone on a lofs filesystem, dmake hangs. Regular make works fine. The output from truss is: stat64(/export/home, 0x08045B60) = 0 llseek(8, 0

Re: [zfs-discuss] Yager on ZFS

2007-12-06 Thread Ian Collins
can you guess? wrote: There aren't free alternatives in linux or freebsd that do what zfs does, period. No one said that there were: the real issue is that there's not much reason to care, since the available solutions don't need to be *identical* to offer *comparable* value

Re: [zfs-discuss] How can I install the CIFS service to a Core Group Solaris 10 install?

2007-12-12 Thread Ian Collins
John Klimek wrote: I'm trying to build a simple Solaris 10 file server using ZFS + CIFS... That means I don't need X Windows or anything like that, etc. Answered elsewhere. ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

[zfs-discuss] scrub percentage complete decreasing, but without snaps.

2007-12-14 Thread Ian Collins
I've seen the problems with bug 6343667, but I haven't seen the problem I have at the the moment. I started a scrub of a b72 system that doesn't have any recent snapshots (none since the last scrub) and the % complete is cycling: scrub: scrub in progress, 69.08% done, 0h13m to go scrub: scrub

Re: [zfs-discuss] [zones-discuss] ZFS shared /home between zones

2008-01-03 Thread Ian Collins
James C. McPherson wrote: The ws command hates it - hmm, the underlying device for /scratch is /scratch maybe if I loop around stat()ing it it'll turn into a pumpkin :-) As does dmake, which is a real PITA for a developer! Ian ___

Re: [zfs-discuss] [osol-help] ZFS woes

2008-01-03 Thread Ian Collins
Scott L. Burson wrote: Hi, This is in build 74, on x64, on a Tyan S2882-D with dual Opteron 275 and 24GB of ECC DRAM. Not an answer, but zfs-discuss is probably the best place to ask, so I've taken the liberty of CCing that list. I seem to have lost the entire contents of a ZFS raidz

Re: [zfs-discuss] Creating 14+ disc media fileserver, suggestions for a noob to the OS?

2008-02-05 Thread Ian Collins
Ed Pate wrote: Sam, This sounds like something for the zfs-discuss list. Cross-posting... What's the question? Ian ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Creating 14+ disc media fileserver, suggestions for a noob to the OS?

2008-02-05 Thread Ian Collins
Ed Pate wrote: Hi All, I stumbled on Solaris after talking to my CEO about the server I was setting up and his eyes got all big and he started going on about Solaris and ZFS. I'm experienced with Unix and Linux so I have some idea of what is going to go into this but I've already tried

Re: [zfs-discuss] Creating 14+ disc media fileserver, suggestions for a noob to the OS?

2008-02-05 Thread Ian Collins
Haik Aftandilian wrote: If this was for my home server, I would go with Solaris Express or another OpenSolaris distribution just because I like to be closer to the cutting edge. For example, the new beta/experimental CIFS server was recently integrated into OpenSolaris. Typically, it would

Re: [zfs-discuss] can't share a zfs

2008-02-16 Thread Ian Collins
jason wrote: -bash-3.2$ zfs share tank cannot share 'tank': share(1M) failed -bash-3.2$ how do i figure out what's wrong? Create a file system and share that. Ian ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

[zfs-discuss] Possible interest for ZFS encryption

2008-02-25 Thread Ian Collins
Disk encryption easily defeated, research shows http://www.itpro.co.uk/storage/news/170304/disk-encryption-easily-defeated-research-shows.html Freezing RAM, whatever next? Ian ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] Periodic ZFS maintenance?

2008-04-20 Thread Ian Collins
Sam wrote: I have a 10x500 disc file server with ZFS+, do I need to perform any sort of periodic maintenance to the filesystem to keep it in tip top shape? No, but if there are problems, a periodic scrub will tip you off sooner rather than later. Ian

Re: [zfs-discuss] zfs data corruption

2008-04-27 Thread Ian Collins
Carson Gaspar wrote: Nathan Kroenert - Server ESG wrote: I also *believe* (though am not certain - Perhaps someone else on the list might be?) it would be possible to have each *event* (so - the individual events that lead to a Fault Diagnosis) generate a message if it was required,

Re: [zfs-discuss] ZFS Project Hardware

2008-05-23 Thread Ian Collins
David Francis wrote: Greetings all I was looking at creating a little ZFS storage box at home using the following SATA controllers (Adaptec Serial ATA II RAID 1420SA) on Opensolaris X86 build Just wanted to know if anyone out there is using these and can vouch for them. If not if

Re: [zfs-discuss] ZFS root compressed ?

2008-06-05 Thread Ian Collins
Cyril Plisko wrote: On Fri, Jun 6, 2008 at 2:58 AM, [EMAIL PROTECTED] wrote: Bill Sommerfeld writes: 2. How can I do it ? (I think I can run zfs set compression=on rpool/ROOT/snv_90 in the other window, right after the installation begins, but I would like less hacky way.)

Re: [zfs-discuss] zfs and jbod

2008-06-20 Thread Ian Collins
Claus Guttesen wrote: I can install solaris 10 (8/07) but will this zfs-version be stable enough? When installing solaris 10 I add the smart-array driver from HP during install (press 5 'Apply driver updates' and choose cd/dvd and the driver is loaded). I tried to install b79 but when I try

Re: [zfs-discuss] /var/sadm on zfs?

2008-06-20 Thread Ian Collins
Volker A. Brandt wrote: On my heavily-patched Solaris 10U4 system, the size of /var (on UFS) has gotten way out of hand due to the remarkably large growth of /var/sadm. Can this directory tree be safely moved to a zfs filesystem? How much of /var can be moved to a zfs filesystem without

Re: [zfs-discuss] ZFS root compressed ?

2008-06-20 Thread Ian Collins
Bill Sommerfeld wrote: On Thu, 2008-06-05 at 23:04 +0300, Cyril Plisko wrote: 2. How can I do it ? (I think I can run zfs set compression=on rpool/ROOT/snv_90 in the other window, right after the installation begins, but I would like less hacky way.) what I did was to migrate via live

Re: [zfs-discuss] ZFS root finally here in SNV90

2008-06-24 Thread Ian Collins
Brian Hechinger wrote: On Tue, Jun 24, 2008 at 04:35:30PM +1200, [EMAIL PROTECTED] wrote: We can only hope that ZFS boot will consign this never ending layout argument to the dust of history. The layout of disks and filesystems will always be a personal preference and will never go

Re: [zfs-discuss] [install-discuss] sNV b90 Interactive Install Hung up?

2008-06-25 Thread Ian Collins
Kyle McDonald wrote: Ian Collins wrote: Kyle McDonald wrote: Kyle McDonald wrote: Hi all, I first experienced this while booted off the DVD, but chalked it up to a bad DVD burn, and decided to Net boot to an interactive install instead. I'm using a text installer over a serial

[zfs-discuss] ZFS boot issues on older P3 system.

2008-06-28 Thread Ian Collins
I wanted to resurrect an old dual P3 system with a couple of IDE drives to use as a low power quiet NIS/DHCP/FlexLM server so I tried installing ZFS boot from build 90. The install ran through without issue, creating a mirror pool on the two drives. On reboot, I was surprised to see 2 sets of

Re: [zfs-discuss] previously mentioned J4000 released

2008-07-11 Thread Ian Collins
Will Murnane wrote: If the prices on disks were lower on these, they would be interesting for low-end businesses or even high-end home users. The chassis is within reach of reasonable, but the disk prices look ludicrously high from where I sit. An empty one only costs $3k, sure, but fill it

Re: [zfs-discuss] X4540

2008-07-11 Thread Ian Collins
Richard Elling wrote: The best news, for many folks, is that you can boot from an (externally pluggable) CF card, so that you don't have to burn two disks for the OS. Can these be mirrored? I've been bitten by these cards failing (in a camera). Ian

Re: [zfs-discuss] previously mentioned J4000 released

2008-07-11 Thread Ian Collins
Tim wrote: On Fri, Jul 11, 2008 at 4:05 PM, Ian Collins [EMAIL PROTECTED] mailto:[EMAIL PROTECTED] wrote: Will Murnane wrote: If the prices on disks were lower on these, they would be interesting for low-end businesses or even high-end home users. The chassis

Re: [zfs-discuss] Largest (in number of files) ZFS instance tested

2008-07-11 Thread Ian Collins
Peter Tribble wrote: On Fri, Jul 11, 2008 at 5:33 PM, Sean Cochrane - Storage Architect [EMAIL PROTECTED] wrote: What were the performance characteristics? Not brilliant... Although I suspect raid-z isn't exactly the ideal choice. Still, performance generally is adequate for our

Re: [zfs-discuss] zfs patches in latest sol10 u2 patch bundle

2008-07-16 Thread Ian Collins
Brian H. Nelson wrote: Manyam wrote: Hi ZFS gurus -- I have a v240 with solaris10 u2 release and ZFs - could you please tell me if by applying the latest patch bundle of update 2 -- I will get the all the ZFS patches installed as well ? It is possible to patch your way up

Re: [zfs-discuss] evaluate ZFS ACL

2008-07-23 Thread Ian Collins
Paul B. Henson writes: I was curious if there was any utility or library function available to evaluate a ZFS ACL. The standard POSIX access(2) call is available to evaluate access by the current process, but I would like to evaluate an ACL in one process that would be able to determine

Re: [zfs-discuss] The best motherboard for a home ZFS fileserver

2008-07-23 Thread Ian Collins
Miles Nordin writes: mh == Matt Harrison [EMAIL PROTECTED] writes: mh http://breden.org.uk/2008/03/02/home-fileserver-zfs-hardware/ that's very helpful. I'll reshop for nForce 570 boards. i think my untested guess was an nForce 630 or something, so it probably won't work. I

Re: [zfs-discuss] x4500 performance tuning.

2008-07-23 Thread Ian Collins
Jorgen Lundman writes: We are having slow performance with the UFS volumes on the x4500. They are slow even on the local server. Which makes me think it is (for once) not NFS related. Current settings: SunOS x4500-01.unix 5.11 snv_70b i86pc i386 i86pc That's a very old

[zfs-discuss] Adding slices from same drive to a pool

2008-07-28 Thread Ian Collins
I'd like to extend my ZFS root pool by adding the old swap and root slice left over from the previous LU BE. Are there any known issues with concatenating slices from the same drive? Cheers, Ian. ___ zfs-discuss mailing list

Re: [zfs-discuss] Replacing the boot HDDs in x4500

2008-08-01 Thread Ian Collins
Ross wrote: Wipe the snv_70b disks I meant. What disks? This message makes no sense without context. Context free messages are a pain in the arse for those of us who use the mail list. Ian ___ zfs-discuss mailing list

Re: [zfs-discuss] Compress a Root Pool?

2008-08-02 Thread Ian Collins
Mark Danico wrote: Sure, zfs set compression=on rpool Of course this only compresses items written after compression is turned on. On my system when I started to perform the install I opened up a terminal and after rpool was created I set the compression to on so that it got set before the

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