Re: STOP PLEASE Re: [zfs-discuss] ZFS and Linux

2007-04-13 Thread Toby Thain
On 13-Apr-07, at 11:53 AM, Darren J Moffat wrote: Can we please get this licensing debate OFF zfs-discuss. Ack. :) --T The thread has long since lost any relevance to ZFS on Linux or even ZFS in general. It instead has become yet another debate by non legally trained people on their

Re: [zfs-discuss] Re: ZFS for Linux (NO LISCENCE talk, please)

2007-04-17 Thread Toby Thain
It seems that there are other reasons for the Linux kernel folks for not liking ZFS. I certainly don't understand why they ignore it. How can one have a "Storage and File Systems Workshop" in 2007 without ZFS dominating the agenda?? http://lwn.net/Articles/226351/ That "long fscks" shou

Re: [zfs-discuss] ZFS on the desktop

2007-04-17 Thread Toby Thain
On 17-Apr-07, at 12:15 PM, Chad Leigh -- Shire.Net LLC wrote: On Apr 17, 2007, at 7:47 AM, Toby Thain wrote: On 17-Apr-07, at 8:33 AM, Robert Milkowski wrote: ... I belive that ZFS definitely belongs on a desktop, Apple (and I) assuredly agree with you. I would agree as well. With

Re: [zfs-discuss] ZFS on the desktop

2007-04-17 Thread Toby Thain
On 17-Apr-07, at 1:08 PM, Chad Leigh -- Shire.Net LLC wrote: On Apr 17, 2007, at 10:03 AM, Toby Thain wrote: On 17-Apr-07, at 12:15 PM, Chad Leigh -- Shire.Net LLC wrote: On Apr 17, 2007, at 7:47 AM, Toby Thain wrote: On 17-Apr-07, at 8:33 AM, Robert Milkowski wrote: ... I belive

Re: [zfs-discuss] ZFS on the desktop

2007-04-17 Thread Toby Thain
On 17-Apr-07, at 1:24 PM, Rayson Ho wrote: On 4/17/07, Rich Teer <[EMAIL PROTECTED]> wrote: Same here. I think anyone who dismisses ZFS as being inappropriate for desktop use ("who needs access to Petabytes of space in their desktop machine?!") doesn't get it. Well, for many of those who

Re: [zfs-discuss] Re: ZFS for Linux (NO LISCENCE talk, please)

2007-04-17 Thread Toby Thain
On 17-Apr-07, at 10:56 AM, James C. McPherson wrote: Toby Thain wrote: It seems that there are other reasons for the Linux kernel folks for not liking ZFS. I certainly don't understand why they ignore it. How can one have a "Storage and File Systems Workshop" in 200

[zfs-discuss] ZFS on the desktop

2007-04-17 Thread Toby Thain
On 17-Apr-07, at 8:33 AM, Robert Milkowski wrote: Hello Rayson, Tuesday, April 17, 2007, 10:50:41 AM, you wrote: RH> On 4/17/07, David R. Litwin <[EMAIL PROTECTED]> wrote: How about asking Microsoft to change Shared Source first?? Let's leave ms out of this, eh? :-) RH> While ZFS is nice

Re: [zfs-discuss] ZFS on the desktop

2007-04-17 Thread Toby Thain
On 17-Apr-07, at 2:00 PM, Rayson Ho wrote: On 4/17/07, Toby Thain <[EMAIL PROTECTED]> wrote: OS X tends to effectively elide the "book larning" part of using UNIX. I don't think ZFS would be any exception - they won't ship until "you don't even know it

Re: [zfs-discuss] Re: ZFS for Linux (NO LISCENCE talk, please)

2007-04-17 Thread Toby Thain
On 18-Apr-07, at 4:26 AM, Erblichs wrote: Toby Thain, I am sure someone will divise a method of subdividing the FS and run a background fsck and/or checksums on the different file objects or ... before this becomes a issue. :) In the meantime I'll jus

Re: [zfs-discuss] Re: ZFS for Linux (NO LISCENCE talk, please)

2007-04-17 Thread Toby Thain
On 17-Apr-07, at 10:54 PM, Wee Yeh Tan wrote: On 4/17/07, David R. Litwin <[EMAIL PROTECTED]> wrote: On 17/04/07, Wee Yeh Tan <[EMAIL PROTECTED]> wrote: > On 4/17/07, David R. Litwin <[EMAIL PROTECTED]> wrote: > > So, it comes to this: Why, precisely, can ZFS not be > > released under a Licens

Re: [zfs-discuss] Preferred backup mechanism for ZFS?

2007-04-18 Thread Toby Thain
On 18-Apr-07, at 5:22 PM, J.P. King wrote: Can we discuss this with a few objectives ? Like define "backup" and then describe mechanisms that may achieve one? Or a really big question that I guess I have to ask, do we even care anymore? Personally I think you would benefit from some slig

Re: [zfs-discuss] Preferred backup mechanism for ZFS?

2007-04-20 Thread Toby Thain
On 20-Apr-07, at 5:54 AM, Tim Thomas wrote: Hi Wee I run a setup of SAM-FS for our main file server and we loved the backup/restore parts that you described. That is great to hear. The main concerns I have with SAM fronting the entire conversation is data integrity. Unlike ZFS, SAMFS does

Re: [zfs-discuss] XServe Raid & Complex Storage Considerations

2007-04-25 Thread Toby Thain
On 25-Apr-07, at 12:17 PM, cedric briner wrote: hello the list, After reading the _excellent_ ZFS Best Practices Guide, I've seen in the section: ZFS and Complex Storage Consideration that we should configure the storage system to ignore command which will flush the memory into the disk.

Re: [zfs-discuss] HowTo: UPS + ZFS & NFS + no fsync

2007-04-26 Thread Toby Thain
On 26-Apr-07, at 11:57 AM, cedric briner wrote: okay let'say that it is not. :) Imagine that I setup a box: - with Solaris - with many HDs (directly attached). - use ZFS as the FS - export the Data with NFS - on an UPS. Then after reading the : http://www.solarisinternals.com/wiki/in

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

2007-05-04 Thread Toby Thain
On 4-May-07, at 6:53 PM, Al Hopper wrote: ... [1] it continues to amaze me that many sites, large or small, don't have a (written) policy for mechanical component replacement - whether disk drives or fans. You're not the only one. In fact, while I'm not exactly talking "enterprise" level

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

2007-05-05 Thread Toby Thain
On 5-May-07, at 2:07 AM, MC wrote: That's a lot of talking without an answer :) internal EIDE 320GB (boot drive), internal 250, 200 and 160 GB drives, and an external USB 2.0 600 GB drive. So, what's the best zfs configuration in this situation? RAIDZ uses disk space like RAID5. So the

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

2007-05-07 Thread Toby Thain
On 7-May-07, at 3:44 PM, [EMAIL PROTECTED] wrote: Hi Lee, You can decide whether you want to use ZFS for a root file system now. You can find this info here: http://opensolaris.org/os/community/zfs/boot/ Bearing in mind that his machine is a G4 PowerPC. When Solaris 10 is ported to this p

Re: [zfs-discuss] Motley group of discs? (doing it right, or right now)

2007-05-07 Thread Toby Thain
On 7-May-07, at 5:27 PM, Andy Lubel wrote: I think it will be in the next.next (10.6) OSX, Well, the iPhone forced a few months schedule slip, perhaps *instead of* dropping features? Mind you I wouldn't be particularly surprised if ZFS wasn't in 10.5. Just so long as we get it eventua

Re: [zfs-discuss] ZFS Storage Pools Recommendations for Productive Environments

2007-05-09 Thread Toby Thain
On 9-May-07, at 4:45 AM, Andreas Koppenhoefer wrote: Hello, solaris Internals wiki contains many interesting things about zfs. But i have no glue about the reasons for this entry: In Section "ZFS Storage Pools Recommendations - Storage Pools" you can read: [i]For all production environments

Re: [zfs-discuss] Resilvering speed?

2007-05-09 Thread Toby Thain
On 9-May-07, at 3:44 PM, Bakul Shah wrote: Robert Milkowski wrote: Hello Mario, Wednesday, May 9, 2007, 5:56:18 PM, you wrote: MG> I've read that it's supposed to go at full speed, i.e. as fast as MG> possible. I'm doing a disk replace and what zpool reports kind of MG> surprises me. The

Re: [zfs-discuss] Re: Reading a ZFS Snapshot

2007-05-18 Thread Toby Thain
On 18-May-07, at 1:57 PM, William D. Hathaway wrote: An example would be if you had a raw snapshot on tape. Unless I misunderstand ZFS, you can archive the contents of a snapshot, but there's no concept of a 'raw snapshot' divorced from a filesystem. A single file or subset of files cou

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

2007-05-18 Thread Toby Thain
On 18-May-07, at 4:39 PM, Ian Collins wrote: David Bustos wrote: ... maybe Sun should make more of the cost savings in storage ZFS offers to gain a cost advantage over the competition, Cheaper AND more robust+featureful is hard to beat. --T ___ zf

Re: [zfs-discuss] Re: ZFS - Use h/w raid or not? Thoughts. Considerations.

2007-05-22 Thread Toby Thain
On 22-May-07, at 11:01 AM, Louwtjie Burger wrote: On 5/22/07, Pål Baltzersen <[EMAIL PROTECTED]> wrote: What if your HW-RAID-controller dies? in say 2 years or more.. What will read your disks as a configured RAID? Do you know how to (re)configure the >controller or restore the config withou

Re: [zfs-discuss] ditto blocks

2007-05-24 Thread Toby Thain
On 24-May-07, at 6:26 AM, Henk Langeveld wrote: Richard Elling wrote: It all depends on the configuration. For a single disk system, copies should generally be faster than mirroring. For multiple disks, the performance should be similar as copies are spread out over different disks. Here

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

2007-05-24 Thread Toby Thain
On 24-May-07, at 6:51 PM, [EMAIL PROTECTED] wrote: [EMAIL PROTECTED] wrote: You're right of course and lots of people use them. My point is that Solaris has been 64 bits lon ger then most others. ... IRIX was much earlier than Solaris; Solaris was pretty late in the 64 bit game wi

Re: [zfs-discuss] Re: ZFS - Use h/w raid or not? Thoughts. Considerations.

2007-05-25 Thread Toby Thain
On 25-May-07, at 1:22 AM, Torrey McMahon wrote: Toby Thain wrote: On 22-May-07, at 11:01 AM, Louwtjie Burger wrote: On 5/22/07, Pål Baltzersen <[EMAIL PROTECTED]> wrote: What if your HW-RAID-controller dies? in say 2 years or more.. What will read your disks as a configured RAID?

Re: [zfs-discuss] Re: ZFS - Use h/w raid or not? Thoughts. Considerations.

2007-05-25 Thread Toby Thain
On 25-May-07, at 10:00 AM, Torrey McMahon wrote: Toby Thain wrote: On 25-May-07, at 1:22 AM, Torrey McMahon wrote: Toby Thain wrote: On 22-May-07, at 11:01 AM, Louwtjie Burger wrote: On 5/22/07, Pål Baltzersen <[EMAIL PROTECTED]> wrote: What if your HW-RAID-controller dies? in

Re: [zfs-discuss] I seem to have backed myself into a corner - how do I migrate filesystems from one pool to another?

2007-05-25 Thread Toby Thain
On 25-May-07, at 7:28 PM, John Plocher wrote: ... I found that the V440's original 72Gb drives had been "upgraded" to Dell 148Gb Fujitsu drives, and the Sun versions of those drives (same model number...) had different firmware You can't get hold of another one of the same drive? --Toby ___

Re: [zfs-discuss] Re: ZFS - Use h/w raid or not? Thoughts. Considerations.

2007-05-30 Thread Toby Thain
On 30-May-07, at 12:33 PM, Roch - PAE wrote: Torrey McMahon writes: Toby Thain wrote: On 25-May-07, at 1:22 AM, Torrey McMahon wrote: Toby Thain wrote: On 22-May-07, at 11:01 AM, Louwtjie Burger wrote: On 5/22/07, Pål Baltzersen <[EMAIL PROTECTED]> wrote: What if your H

Re: [zfs-discuss] Slashdot Article: Does ZFS Obsolete Expensive NAS/SANs?

2007-05-30 Thread Toby Thain
On 30-May-07, at 4:28 PM, Mark A. Carlson wrote: http://ask.slashdot.org/article.pl?sid=07/05/30/0135218&from=rss One highly rated comment features some of the first real ZFS FUD I've seen in the wild. Does this signify that ZFS is being taken seriously now? :) --Toby ___

Re: [zfs-discuss] Slashdot Article: Does ZFS Obsolete Expensive NAS/SANs?

2007-05-30 Thread Toby Thain
nown bugs; fixed bugs; and incorrect. --Toby Jerry K Toby Thain wrote: On 30-May-07, at 4:28 PM, Mark A. Carlson wrote: http://ask.slashdot.org/article.pl?sid=07/05/30/0135218&from=rss One highly rated comment features some of the first real ZFS FUD I've seen in the wild. Does

Re: [zfs-discuss] SMART

2007-06-01 Thread Toby Thain
On 1-Jun-07, at 7:50 PM, Eric Schrock wrote: On Fri, Jun 01, 2007 at 12:33:29PM -1000, J. David Beutel wrote: Excellent! Thanks! I've gleaned the following from your blog. Is this correct? * A week ago you committed a change that will: ** get current SMART parameters and faults for SATA

Re: [zfs-discuss] Mac OS X "Leopard" to use ZFS

2007-06-07 Thread Toby Thain
On 7-Jun-07, at 4:53 PM, Lee Fyock wrote: Thanks, Chad. There's some debate in the Mac community about what the phrase "the file system in Mac OS X" means. Does that mean that machines that ship with Leopard will run on ZFS discs by default? Will ZFS be the default file system when initi

Re: [zfs-discuss] Mac OS X "Leopard" to use ZFS

2007-06-07 Thread Toby Thain
On 7-Jun-07, at 6:28 PM, Frank Cusack wrote: On June 7, 2007 6:21:34 PM -0300 Toby Thain <[EMAIL PROTECTED]> wrote: In general, IMHO this will be good for ZFS: Apple won't ship until it's shaken down and idiot proof. Oh, I dunno. Apple ships a lot of buggy stuff. N

Re: [zfs-discuss] Mac OS X "Leopard" to use ZFS

2007-06-07 Thread Toby Thain
On 7-Jun-07, at 8:13 PM, Frank Cusack wrote: On June 7, 2007 6:37:29 PM -0300 Toby Thain <[EMAIL PROTECTED]> wrote: On 7-Jun-07, at 6:28 PM, Frank Cusack wrote: On June 7, 2007 6:21:34 PM -0300 Toby Thain <[EMAIL PROTECTED]> wrote: In general, IMHO this will be good for ZFS:

Re: [zfs-discuss] Mac OS X "Leopard" to use ZFS

2007-06-08 Thread Toby Thain
On 8-Jun-07, at 3:13 AM, BVK wrote: On 6/8/07, Toby Thain <[EMAIL PROTECTED]> wrote: When should we expect Solaris kernel under OS X? 10.6? 10.7? :-) I think its quite possible. I believe, very soon they will ditch their Mach based (?) BSD and switch to solaris. Many think this wo

Re: [zfs-discuss] Re: ZFS Apple WWDC Keynote Absence

2007-06-12 Thread Toby Thain
On 12-Jun-07, at 9:23 AM, Sunstar Dude wrote: Yea, What is the deal with this? ... Can anyone explain the absence of ZFS in Leopard??? I signed up for this forum just to post this. Steve giveth and Steve taketh away. --Toby This message posted from opensolaris.org _

Re: [zfs-discuss] Re: ZFS Apple WWDC Keynote Absence

2007-06-12 Thread Toby Thain
On 12-Jun-07, at 1:54 PM, Erblichs wrote: Group, Isn't Apple strength really in the non-compute intensive personal computer / small business environment? IE, Plug and play. Thus, even though ZFS is able to work as the default FS, should it be the defaul

Re: [zfs-discuss] Re: ZFS Apple WWDC Keynote Absence

2007-06-12 Thread Toby Thain
On 12-Jun-07, at 4:38 PM, Sunstar Dude wrote: Perhaps Jonathan Schwartz really didn't want ZFS in OS X - Solaris competition - and he knew that if he did pre-announce ZFS in OS X that Steve Jobs would drop it just to get back at him. Maybe this was intentionally done by Schwartz to keep ZF

Re: [zfs-discuss] Re: Stopping a resilver?

2007-06-12 Thread Toby Thain
On 12-Jun-07, at 6:50 PM, John wrote: Ok.. never mind... the resilver says it completed... kind of odd... My hunch is that, unlike a scrub, say, it's not something you'd ordinarily want to stop? --Toby This message posted from opensolaris.org __

Re: [zfs-discuss] Re: Re: Mac OS X "Leopard" to use ZFS

2007-06-13 Thread Toby Thain
On 13-Jun-07, at 1:14 PM, Rick Mann wrote: From (http://www.informationweek.com/news/showArticle.jhtml;? articleID=199903525) ... Croll explained, "ZFS is not the default file system for Leopard. We are exploring it as a file system option for high-end storage systems with really large st

Re: [zfs-discuss] Re: Re: Mac OS X "Leopard" to use ZFS

2007-06-13 Thread Toby Thain
On 13-Jun-07, at 4:09 PM, Frank Cusack wrote: On June 13, 2007 9:14:48 AM -0700 Rick Mann <[EMAIL PROTECTED]> wrote: From (http://www.informationweek.com/news/showArticle.jhtml;? articleID=199903 525) ... In a follow-up interview today, Croll explained, "ZFS is not the default file syste

Re: [zfs-discuss] Re: ZFS Scalability/performance

2007-06-20 Thread Toby Thain
On 20-Jun-07, at 12:23 PM, Richard L. Hamilton wrote: Hello, I'm quite interested in ZFS, like everybody else I suppose, and am about to install FBSD with ZFS. On that note, i have a different first question to start with. I personally am a Linux fanboy, and would love to see/use ZFS on linux

Re: [zfs-discuss] ReiserFS4 like metadata/search

2007-06-28 Thread Toby Thain
On 28-Jun-07, at 11:37 AM, [EMAIL PROTECTED] wrote: [EMAIL PROTECTED] wrote on 06/27/2007 06:25:47 PM: The only thing I haven't found in zfs yet, is metadata etc info. The previous 'next best thing' in FS was of course ReiserFS (4). Reiser3 was quite a nice thing, fast, journaled and

Re: [zfs-discuss] ReiserFS4 like metadata/search

2007-06-28 Thread Toby Thain
On 28-Jun-07, at 4:46 PM, Oliver Schinagl wrote: I guess the userdefinable properties is then what i'm looking for. Well not what *I* am looking for perse. i was reading the article on Hans Reiser, the one over at wired, good read btw, (http://www.wired.com/techbiz/people/magazine/15-07/ff_ha

Re: [zfs-discuss] pool analysis

2007-07-11 Thread Toby Thain
On 11-Jul-07, at 3:16 PM, David Dyer-Bennet wrote: > Kent Watsen wrote: >>> #define MTTR_HOURS_NO_SPARE 16 >>> >>> I think this is optimistic :-) >>> >> Not really for me as the array is in my basement - so I assume >> that I'll >> swap in a drive when I get home from work ;) >> > Yes, it's in

Re: [zfs-discuss] Yeah...

2007-07-18 Thread Toby Thain
On 18-Jul-07, at 8:38 PM, Scott Lovenberg wrote: > Erm, yeah, sorry about that (previous stupid questions). I wrote > it before having my first cup of coffee... Thanks for the details, > though. If you guys have any updates, please, drop a link to new > info in this thread I hate to be

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

2007-07-26 Thread Toby Thain
On 26-Jul-07, at 1:24 PM, Robert Milkowski wrote: > Hello Matthew, > > Thursday, July 26, 2007, 2:56:32 PM, you wrote: > > MA> Robert Milkowski wrote: >>> Hello Matthew, >>> >>> Monday, June 18, 2007, 7:28:35 PM, you wrote: >>> >>> MA> FYI, we're already working with engineers on some other ports

Re: [zfs-discuss] Direct I/O ability with zfs?

2007-10-05 Thread Toby Thain
On 5-Oct-07, at 2:26 AM, Jonathan Loran wrote: > > I've been thinking about this for awhile, but Anton's analysis > makes me think about it even more: > > We all love ZFS, right. It's futuristic in a bold new way, which > many virtues, I won't preach tot he choir. But to make it all > gl

Re: [zfs-discuss] Adding my own compression to zfs

2007-10-08 Thread Toby Thain
On 8-Oct-07, at 5:39 PM, roland wrote: > besides re-inventing the wheel somebody at sun should wake up and > go ask mr. oberhumer and pay him $$$ to get lzo into ZFS. > > this is taken from http://www.oberhumer.com/opensource/lzo/ > lzodoc.php : > > Copyright > - > LZO is Copyright (

Re: [zfs-discuss] Yager on ZFS

2007-10-25 Thread Toby Thain
On 24-Oct-07, at 3:24 PM, Francois Dion wrote: > Not sure if it's been posted yet, my email is currently down... > > http://weblog.infoworld.com/yager/archives/2007/10/ > suns_zfs_is_clo.html > > Interesting piece. This is the second post from Yager that shows > solaris in a pretty good light. I

Re: [zfs-discuss] Yager on ZFS

2007-11-07 Thread Toby Thain
On 7-Nov-07, at 9:32 AM, Robert Milkowski wrote: > Hello can, > > Monday, November 5, 2007, 4:42:14 AM, you wrote: > > cyg> Having gotten a bit tired of the level of ZFS hype floating > cyg> around these days (especially that which Jonathan has chosen to > cyg> associate with his spin surrounding

Re: [zfs-discuss] Yager on ZFS

2007-11-10 Thread Toby Thain
On 9-Nov-07, at 2:45 AM, can you guess? wrote: >>> Au contraire: I estimate its worth quite >> accurately from the undetected error rates reported >> in the CERN "Data Integrity" paper published last >> April (first hit if you Google 'cern "data >> integrity"'). >>> While I have yet to see

Re: [zfs-discuss] Yager on ZFS

2007-11-10 Thread Toby Thain
On 9-Nov-07, at 3:23 PM, Scott Laird wrote: > Most video formats are designed to handle errors--they'll drop a frame > or two, but they'll resync quickly. So, depending on the size of the > error, there may be a visible glitch, but it'll keep working. > > Interestingly enough, this applies to a

Re: [zfs-discuss] Yager on ZFS

2007-11-13 Thread Toby Thain
On 11-Nov-07, at 10:19 AM, can you guess? wrote: >> >> On 9-Nov-07, at 2:45 AM, can you guess? wrote: > > ... > >>> This suggests that in a ZFS-style installation >> without a hardware >>> RAID controller they would have experienced at >> worst a bit error >>> about every 10^14 bits or 12 TB >> >

Re: [zfs-discuss] Yager on ZFS

2007-11-14 Thread Toby Thain
On 13-Nov-07, at 9:18 PM, A Darren Dunham wrote: > On Tue, Nov 13, 2007 at 07:33:20PM -0200, Toby Thain wrote: >>>>> Yup - that's exactly the kind of error that ZFS and >>>> WAFL do a >>>>> perhaps uniquely good job of catching. >>&g

Re: [zfs-discuss] Yager on ZFS

2007-11-14 Thread Toby Thain
On 14-Nov-07, at 12:43 AM, Jason J. W. Williams wrote: > Hi Darren, > >> Ah, your "CPU end" was referring to the NFS client cpu, not the >> storage >> device CPU. That wasn't clear to me. The same limitations would >> apply >> to ZFS (or any other filesystem) when running in support of an N

Re: [zfs-discuss] Yager on ZFS

2007-11-14 Thread Toby Thain
On 14-Nov-07, at 7:06 AM, can you guess? wrote: > ... > And how about FAULTS? hw/firmware/cable/controller/ram/... >>> >>> If you had read either the CERN study or what I >> already said about >>> it, you would have realized that it included the >> effects of such >>> faults. >> >> >> .

Re: [zfs-discuss] Macs & compatibility (was Re: Yager on ZFS)

2007-11-16 Thread Toby Thain
On 16-Nov-07, at 4:36 AM, Anton B. Rang wrote: > This is clearly off-topic :-) but perhaps worth correcting -- > >> Long-time MAC users must be getting used to having their entire world >> disrupted and having to re-buy all their software. This is at >> least the >> second complete flag-day (no

Re: [zfs-discuss] pls discontinue troll bait was: Yager on ZFS and

2007-11-18 Thread Toby Thain
On 18-Nov-07, at 7:30 PM, Dickon Hood wrote: > ... > : If you're still referring to your incompetent alleged research, > [...] > : [...] right out of the > : same orifice from which you've pulled the rest of your crap. > > It's language like that that is causing the problem. IMHO you're > be

Re: [zfs-discuss] Yager on ZFS

2007-11-29 Thread Toby Thain
On 29-Nov-07, at 2:48 PM, Tom Buskey wrote: >> Getting back to 'consumer' use for a moment, though, >> given that something like 90% of consumers entrust >> their PC data to the tender mercies of Windows, and a >> large percentage of those neither back up their data, >> nor use RAID to guard agai

Re: [zfs-discuss] Yager on ZFS

2007-11-29 Thread Toby Thain
On 29-Nov-07, at 4:09 PM, Paul Kraus wrote: > On 11/29/07, Toby Thain <[EMAIL PROTECTED]> wrote: > >> Xserve + Xserve RAID... ZFS is already in OS X 10.5. >> >> As easy to set up and administer as any OS X system; a problem free >> and FAST network server t

Re: [zfs-discuss] Yager on ZFS

2007-12-05 Thread Toby Thain
On 5-Dec-07, at 4:19 AM, can you guess? wrote: On 11/7/07, can you guess? >>> [EMAIL PROTECTED] wrote: >>> However, ZFS is not the *only* open-source >> approach >>> which may allow that to happen, so the real >> question >>> becomes just how it compares with equally >> inexpensive >>>

Re: [zfs-discuss] Yager on ZFS

2007-12-05 Thread Toby Thain
On 4-Dec-07, at 9:35 AM, can you guess? wrote: > Your response here appears to refer to a different post in this > thread. > >> I never said I was a typical consumer. > > Then it's unclear how your comment related to the material which > you quoted (and hence to which it was apparently respon

Re: [zfs-discuss] Yager on ZFS

2007-12-11 Thread Toby Thain
On 11-Dec-07, at 9:44 PM, Robert Milkowski wrote: > Hello can, > ... > > What some people are also looking for, I guess, is a black-box > approach - easy to use GUI on top of Solaris/ZFS/iSCSI/etc. So they > don't have to even know it's ZFS or Solaris. Well... Pretty soon OS X will be exactly t

Re: [zfs-discuss] mirror a slice

2007-12-13 Thread Toby Thain
On 13-Dec-07, at 1:56 PM, Shawn Joy wrote: > What are the commands? Everything I see is c1t0d0, c1t1d0. no > slice just the completed disk. I have used the following HOWTO. (Markup is TWiki, FWIW.) Device names are for a 2-drive X2100. Other machines may differ, for example, X4100 dr

Re: [zfs-discuss] mirror a slice

2007-12-13 Thread Toby Thain
On 13-Dec-07, at 3:54 PM, Richard Elling wrote: > [EMAIL PROTECTED] wrote: >> Shawn, >> >> Using slices for ZFS pools is generally not recommended so I think >> we minimized any command examples with slices: >> >> # zpool create tank mirror c1t0d0s0 c1t1d0s0 >> > > Cindy, > I think the term "gene

Re: [zfs-discuss] Nice chassis for ZFS server

2007-12-13 Thread Toby Thain
On 13-Dec-07, at 6:28 PM, Frank Cusack wrote: > On December 13, 2007 11:34:54 AM -0800 "can you guess?" > <[EMAIL PROTECTED]> wrote: >> By contrast, if extremely rare undetected and (other than via ZFS >> checksums) undetectable (or considerably more common undetected but >> detectable via disk E

Re: [zfs-discuss] ZFS on OS X port now on macosforge

2008-01-10 Thread Toby Thain
On 9-Jan-08, at 10:26 PM, Noël Dellofano wrote: > As I mentioned, ZFS is still BETA, so there are (and likely will be) > some issues turn up with compatibility with the upper layers of the > system if that's what you're referring to. Two potential areas come immediately to mind - case sensitivi

Re: [zfs-discuss] raidz and compression, difficulties

2008-01-26 Thread Toby Thain
On 26-Jan-08, at 2:24 AM, Joachim Pihl wrote: > Running SXDE (snv_70) for a file server, and I must admit I'm new to > Solaris and zfs. zfs does not appear to do any compression at all, > here is > what I did to set it up: > > I created a four drive raidz array: > > zpool create pool raidz c0d0

Re: [zfs-discuss] Oracle and ZFS

2008-06-24 Thread Toby Thain
On 23-Jun-08, at 6:59 PM, Miles Nordin wrote: >> ... A proper > DBMS (anything except MySQL) Perhaps you mean MyISAM. MySQL's InnoDB engine offers ACID. --Toby ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/m

Re: [zfs-discuss] ZFS problems

2006-11-18 Thread Toby Thain
On 18-Nov-06, at 2:01 PM, Bill Moore wrote: Hi Michael. Based on the output, there should be no user-visible file corruption. ZFS saw a bunch of checksum errors on the disk, but was able to recover in every instance. While 2-disk RAID-Z is really a fancy (and slightly more expensive, CPU-wis

Re: [zfs-discuss] zfs corrupted my data!

2006-11-28 Thread Toby Thain
On 28-Nov-06, at 7:02 PM, Elizabeth Schwartz wrote: On 11/28/06, Frank Cusack <[EMAIL PROTECTED]> wrote: I suspect this will be the #1 complaint about zfs as it becomes more popular. "It worked before with ufs and hw raid, now with zfs it says my data is corrupt! zfs sux0rs!" That's not the

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

2006-11-28 Thread Toby Thain
On 28-Nov-06, at 10:01 PM, Elizabeth Schwartz wrote: Well, I fixed the HW but I had one bad file, and the problem was that ZFS was saying "delete the pool and restore from tape" when, it turns out, the answer is just find the file with the bad inode, delete it, clear the device and scrub.

Re: [zfs-discuss] Re: zfs corrupted my data!

2006-11-28 Thread Toby Thain
On 28-Nov-06, at 10:35 PM, Anton B. Rang wrote: No, you still have the hardware problem. What hardware problem? There seems to be an unspoken assumption that any checksum error detected by ZFS is caused by a relatively high error rate in the underlying hardware. There are at least two

Re: [zfs-discuss] Re: zfs corrupted my data!

2006-11-29 Thread Toby Thain
On 29-Nov-06, at 8:53 AM, Brian Hechinger wrote: On Tue, Nov 28, 2006 at 10:48:46PM -0500, Toby Thain wrote: Her original configuration wasn't redundant, so she should expect this kind of manual recovery from time to time. Seems a logical conclusion to me? Or is this one of those once

Re: [zfs-discuss] Re: system wont boot after zfs

2006-11-29 Thread Toby Thain
On 29-Nov-06, at 9:30 AM, David Elefante wrote: I had the same thing happen to me twice on my x86 box. I installed ZFS (RaidZ) on my enclosure with four drives and upon reboot the bios hangs upon detection of the newly EFI'd drives. ... This seems to me to be a serious problem. Indeed

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

2006-12-01 Thread Toby Thain
On 1-Dec-06, at 6:29 PM, Chad Leigh -- Shire.Net LLC wrote: On Dec 1, 2006, at 9:50 AM, Al Hopper wrote: Followup: When you say you "fixed the HW", I'm curious as to what you found and if this experience with ZFS convinced you that your trusted RAID H/W did, in fact, have issues? Do you

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

2006-12-01 Thread Toby Thain
On 1-Dec-06, at 6:36 PM, Chad Leigh -- Shire.Net LLC wrote: On Dec 1, 2006, at 4:34 PM, Dana H. Myers wrote: Chad Leigh -- Shire.Net LLC wrote: On Dec 1, 2006, at 9:50 AM, Al Hopper wrote: Followup: When you say you "fixed the HW", I'm curious as to what you found and if this experience

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

2006-12-02 Thread Toby Thain
On 2-Dec-06, at 2:39 AM, Dana H. Myers wrote: Chad Leigh -- Shire.Net LLC wrote: On Dec 2, 2006, at 12:06 AM, Ian Collins wrote: [...] I don't think that the issue here, it's more one of perceived data integrity. People who have been happily using a single RAID 5 are now finding that

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

2006-12-02 Thread Toby Thain
On 2-Dec-06, at 12:56 PM, Al Hopper wrote: On Sat, 2 Dec 2006, Chad Leigh -- Shire.Net LLC wrote: On Dec 2, 2006, at 6:01 AM, [EMAIL PROTECTED] wrote: While other file systems, when they become corrupt, allow you to salvage data :-) They allow you to salvage what you *think* is your d

Re: [zfs-discuss] Uber block corruption?

2006-12-12 Thread Toby Thain
On 12-Dec-06, at 9:46 AM, George Wilson wrote: Also note that the UB is written to every vdev (4 per disk) so the chances of all UBs being corrupted is rather low. Furthermore the time window where UBs are mutually inconsistent would be very short, since they'd be updated together? --Tob

Re: [zfs-discuss] ZFS in a SAN environment

2006-12-20 Thread Toby Thain
On 19-Dec-06, at 11:51 AM, Jonathan Edwards wrote: On Dec 19, 2006, at 10:15, Torrey McMahon wrote: Darren J Moffat wrote: Jonathan Edwards wrote: On Dec 19, 2006, at 07:17, Roch - PAE wrote: Shouldn't there be a big warning when configuring a pool with no redundancy and/or should that

Re: [zfs-discuss] ZFS and SE 3511

2006-12-20 Thread Toby Thain
On 18-Dec-06, at 11:18 PM, Matt Ingenthron wrote: Mike Seda wrote: Basically, is this a supported zfs configuration? Can't see why not, but support or not is something only Sun support can speak for, not this mailing list. You say you lost access to the array though-- a full disk failure

Re: [zfs-discuss] Re: ZFS and SE 3511

2006-12-20 Thread Toby Thain
On 19-Dec-06, at 2:42 PM, Jason J. W. Williams wrote: I do see this note in the 3511 documentation: "Note - Do not use a Sun StorEdge 3511 SATA array to store single instances of data. It is more suitable for use in configurations where the array has a backup or archival role." My unders

Re: [zfs-discuss] Re: ZFS and SE 3511

2006-12-20 Thread Toby Thain
On 20-Dec-06, at 3:05 PM, Jason J. W. Williams wrote: Hi Toby, My understanding on the subject of SATA firmware reliability vs. FC/SCSI is that its mostly related to SATA firmware being a lot younger. ... Its probably unfair to expect defect rates out of SATA firmware equivalent to firmware t

Re: [zfs-discuss] Re: Re: RAIDZ2 vs. ZFS RAID-10

2007-01-05 Thread Toby Thain
... If the block checksums show OK, then reading the parity for the corresponding data yields no additional useful information. It would yield useful information about the status of the parity information on disk. The read would be done because you're already paying the penalty for reading all

Re: [zfs-discuss] Limit ZFS Memory Utilization

2007-01-08 Thread Toby Thain
On 8-Jan-07, at 11:54 AM, Jason J. W. Williams wrote: ...We're trying to recompile MySQL to give a stacktrace and core file to track down exactly why its crashing...hopefully it will illuminate if memory truly is the issue. If you're using the Enterprise release, can't you get MySQL's assis

Re: [zfs-discuss] Re: Why is "+" not allowed in a ZFS file system name ?

2007-01-10 Thread Toby Thain
On 10-Jan-07, at 5:29 PM, roland wrote: # zpool create 500megpool /home/roland/tmp/500meg.dat cannot create '500megpool': name must begin with a letter pool name may have been omitted huh? ok - no problem if special characters aren`t allowed, but why _this_ weird looking limitaton ? Pote

Re: [zfs-discuss] question about self healing

2007-01-13 Thread Toby Thain
On 13-Jan-07, at 11:52 AM, roland wrote: i have come across an interesting article at : http://www.anandtech.com/IT/showdoc.aspx?i=2859&p=5 it`s about sata vs. sas/scsi realiability , telling that typical desktop sata drives ".on average experience an Unrecoverable Error every 12.5 te

Re: [zfs-discuss] Re: What SATA controllers are people using for ZFS?

2007-01-18 Thread Toby Thain
On 18-Jan-07, at 9:55 PM, Jason J. W. Williams wrote: Hi Frank, What do they [not] support? Hotplug. See, inter alia, http://groups.google.com/group/comp.unix.solaris/msg/56e9e341607aa984 http://groups.google.com/group/comp.unix.solaris/msg/9c0afc2668207d36 --Toby We've had some various s

Re: [zfs-discuss] Re: External drive enclosures + Sun Server for massstorage

2007-01-20 Thread Toby Thain
On 20-Jan-07, at 8:48 PM, Erik Trimble wrote: Frank Cusack wrote: On January 20, 2007 1:07:27 PM -0800 "David J. Orman" <[EMAIL PROTECTED]> wrote: On that note, I've recently read it might be the case that the 1u sun servers do not have hot-swappable disk drives... is this really true?

Re: [zfs-discuss] Re: External drive enclosures + Sun Server for massstorage

2007-01-20 Thread Toby Thain
On 21-Jan-07, at 12:12 AM, Rich Teer wrote: On Sat, 20 Jan 2007, Richard Elling wrote: To be clear, Sun defines "hot swap" as a device which can be inserted or removed without system administration tasks required. Sun defines "hot plug" as a device which can be inserted or removed withou

Re: [zfs-discuss] Re: External drive enclosures + Sun Server for massstorage

2007-01-22 Thread Toby Thain
On 22-Jan-07, at 5:28 PM, Frank Cusack wrote: > In short, the release note is confusing, so ignore it. Use x2100 > disks as hot pluggable like you've always used hot plug disks in > Solaris. Won't work - some of us have tested it. Again, NO these drives are not hot pluggable and the relea

Re: [zfs-discuss] Re: External drive enclosures + Sun Server for massstorage

2007-01-22 Thread Toby Thain
ue to have confused customers :-( Toby Thain wrote: > To be clear: the X2100 drives are neither "hotswap" nor "hotplug" under > Solaris. Replacing a failed drive requires a reboot. I do not believe this is true, though I don't have one to test. This error has been

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