Re: Howto help hans?

2006-12-04 Thread Valdis . Kletnieks
On Mon, 04 Dec 2006 13:02:15 GMT, Danny Milosavljevic said: What does an attourney cost for, say, 100 hours over there? Guesstimating $200/hour (minimum), you're looking at $20K and up. Taking a case to trial is going to take a lot more than 100 billable hours. pgpgsOvhkEQyt.pgp

Re: Which version will be merged into mainline kernel?

2006-11-11 Thread Valdis . Kletnieks
On Sat, 11 Nov 2006 15:14:18 GMT, Danny Milosavljevic said: I've never understood this kind of attitude some MTAs have. Usually the hardware would make sure that stuff doesn't disappear (UPS, powered RAM, harddisk condenser) and not some weird software workaround that complicates and slows

Re: reiser4 experimental patch

2006-11-10 Thread Valdis . Kletnieks
On Fri, 10 Nov 2006 10:59:30 -0200, Guilherme Covolo said: the diference between my an Johannes Hirte's patch is: * /fs/reiser4/super_ops.c 290c290 static int reiser4_statfs(struct dentry *dentry, struct kstatfs *statfs) ---

Re: reiser4 experimental patch

2006-11-09 Thread Valdis . Kletnieks
On Thu, 09 Nov 2006 17:23:20 -0200, Guilherme Covolo said: hello guys, my experimental patch need modfications on fs/reiser4/context.c i need help ;) You'll have to give us more info than that. What happened? Patch reject? It didn't compile? It didn't modprobe? The resulting kernel

Re: Reiser FS will not boot after crash

2006-09-04 Thread Valdis . Kletnieks
On Mon, 04 Sep 2006 23:33:27 +0400, Vladimir V. Saveliev said: after unclean shutdown journal reply is necessary to return reiserfs to consistent state. Maybe GRUB did not do that? A case can be made that GRUB should be keeping its grubby little paws off the filesystem journal. It's a

Re: [PATCH] reiserfs: fix handling of device names with /'s in them

2006-07-17 Thread Valdis . Kletnieks
On Sun, 16 Jul 2006 20:02:27 PDT, Hans Reiser said: Create a mountpoint which knows how to resolve a/b without using a directory. And said mountpoint gets past the '/' interpretation in the VFS, how, exactly? fs/namei.c, do_path_lookup() does magic on a '/' on about the 3rd line. So you're

Re: [PATCH] reiserfs: fix handling of device names with /'s in them

2006-07-17 Thread Valdis . Kletnieks
On Mon, 17 Jul 2006 11:27:20 PDT, Hans Reiser said: [EMAIL PROTECTED] wrote: On Sun, 16 Jul 2006 20:02:27 PDT, Hans Reiser said: Create a mountpoint which knows how to resolve a/b without using a directory. For wanting to resolve it *without* using a directory... And said mountpoint gets

Re: any way to disable fsync?

2006-07-11 Thread Valdis . Kletnieks
On Tue, 11 Jul 2006 23:03:12 +0200, =?iso-8859-2?B?o3VrYXN6IE1pZXJ6d2E=?= said: I got problem with apps that are calling fsync, it makes my hard drive flush like mad and it slows down things quite a lot. Several have posted how to bypass it. I'll pose the opposite side: Usually,

Re: any way to disable fsync?

2006-07-11 Thread Valdis . Kletnieks
On Tue, 11 Jul 2006 17:04:56 PDT, Hans Reiser said: There are legitimate applications where the value of data is low enough and the load is high enough, that losing the database upon crash is ok. I have mixed feelings about making it a mount option for reiser4 because many users will not know

Re: Re: alman birasý oettinger türkiyede

2006-05-15 Thread Valdis . Kletnieks
On Mon, 15 May 2006 13:50:49 +0200, Lars Grobe said: Ok, this is the first time of my life that I was really pleased by what I read in a spam mail. As a German living in Istanbul, I will translate: The cheapest beer available in Germany will be sold in Turkey now, too :-) If it weren't for the

Re: bad bread

2006-05-09 Thread Valdis . Kletnieks
On Tue, 09 May 2006 00:18:32 +0200, PFC said: Linux RAID has a special option for that : you can trigger a check, which will re-read the entire disks and, if a read error occurs, re-write the failing sector with good data from the other drives in the RAID. The drive with the bad

Re: bad bread

2006-05-08 Thread Valdis . Kletnieks
On Sun, 07 May 2006 10:35:44 +0200, PFC said: In the event of physical HD failure, the procedure goes like this: Get mail saying a HDD is dead. Replace harddisk, resynchronize RAID. Use Linux software RAID. Harddrives are cheaper that the time you'll lose trying to recover

Re: Transparent Compression

2006-05-05 Thread Valdis . Kletnieks
On Fri, 05 May 2006 10:37:40 +0200, Jonathan Carter said: I've read about ReiserFS's built-in compression, and I've been excited about it for a long time, but haven't figured out how to activate it yet. I've googled and looked on the reiserfs website, but couldn't find any information on how

Re: Reiser4 crash 2.6.16-mm1

2006-03-27 Thread Valdis . Kletnieks
On Mon, 27 Mar 2006 14:32:14 PST, Joe Feise said: Thanks for the suggestion. I haven't run a memtest, but I don't really think that the memory is bad. The machine most likely would have had other issues if that was the case. You'd be *amazed*. Intermittently weak memory (especially if it's

iosched (was Re: Full of surprises - A reiser4 story from userland)

2005-09-28 Thread Valdis . Kletnieks
On Wed, 28 Sep 2005 22:13:52 +0300, Islam Amer said: BTW, Previously I had amazing performance with anticipatory IO-scheduler ( even more so with genetic anticipatory ) any comments on this io-scheduler business, as it stirred up some commotion before. Is the performance boost an illusion or

Re: Will I need to re-format my partition for using the compression plugin?

2005-09-23 Thread Valdis . Kletnieks
On Thu, 22 Sep 2005 18:13:23 EDT, Gregory Maxwell said: It would normally seem silly to use RSA for disk encryption... but there might be applications, although you'd still never use RSA directly on user controlled data. For example, RSA could be used on a multi user server to append mail to

Re: Will I need to re-format my partition for using the compression plugin?

2005-09-22 Thread Valdis . Kletnieks
On Fri, 23 Sep 2005 00:03:32 +0400, Edward Shishkin said: Checksuming means a low performance: in order to read some bytes of such file you will need first to read the whole file to check a checksum (isnt it?). No. Almost all modern networking gear is *perfectly* able to do incremental

Re: Will I need to re-format my partition for using the compression plugin?

2005-09-22 Thread Valdis . Kletnieks
On Thu, 22 Sep 2005 15:11:59 CDT, David Masover said: Because sometimes it is useful to compress data before encryption since compression destroys vulnerable regular structure of some special files (like *.html) Although I'd imagine some algorithms are fairly resistant against that

Re: Will I need to re-format my partition for using the compression plugin?

2005-09-22 Thread Valdis . Kletnieks
On Thu, 22 Sep 2005 16:54:12 EDT, michael chang said: On 9/22/05, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: 2) Even though most modern block ciphers are designed to be fast, it's still faster to apply a reasonably quick compression scheme to whomp 16K of data down to 5-6K and

Re: I request inclusion of reiser4 in the mainline kernel

2005-09-20 Thread Valdis . Kletnieks
On Tue, 20 Sep 2005 23:28:12 +0400, Roman I Khimov said: --nextPart1692600.LIfSYN1P7A Maybe I'm doing something wrong here, but ext2 have failed on second check of first pass with Second check... e2fsck 1.34 (25-Jul-2003) Pass 1: Checking inodes, blocks, and sizes Pass 2: Checking

Re: I request inclusion of reiser4 in the mainline kernel

2005-09-20 Thread Valdis . Kletnieks
On Tue, 20 Sep 2005 17:17:13 EDT, Theodore Ts'o said: An exit code of 1 means that filesystem errors were corrected (successfully). Right. The problem is that this was a *second* check, after the first one terminated with exit code 0, 1, or 2. Thus, it *should* have exited with 0. The

Re: I request inclusion of reiser4 in the mainline kernel

2005-09-18 Thread Valdis . Kletnieks
On Sun, 18 Sep 2005 13:22:27 EDT, michael chang said: Give Hans a chance; and please try to understand, even if he's hard to work with. Discriminate him because he's not a developer you can talk with, and I believe that's like discriminating a guy in a wheelchair because he can't run with

Re: I request inclusion of reiser4 in the mainline kernel

2005-09-18 Thread Valdis . Kletnieks
On Sun, 18 Sep 2005 22:16:11 PDT, Hans Reiser said: Hellwig, people who write slow file systems should not lecture their measurably superiors on how to code. Oh, and I should mention that other people besides me have measured reiser4, and concluded it is twice the speed of the other Linux

Re: we have got hash function screwed up

2005-09-11 Thread Valdis . Kletnieks
On Mon, 12 Sep 2005 00:49:54 +0200, evilninja said: [EMAIL PROTECTED] schrieb: Yes, I know there's needs to support borked legacy filesystems that were mkfs'ed before the problem was recognized. That means fsck.reiserfs needs to know about it - but mkfs.reiserfs?? Seen in the Fedora

Re: we have got hash function screwed up

2005-09-10 Thread Valdis . Kletnieks
On Sat, 10 Sep 2005 17:36:49 +0200, evilninja said: Gabor HALASZ schrieb: Sep 5 12:30:24 sk8n kernel: ReiserFS: dm-10: checking transaction log (dm-10) Sep 5 12:30:24 sk8n kernel: ReiserFS: dm-10: Using rupasov hash to sort names why did you choose the rupasov hash?

Re: Reiser4 and ACLs

2005-08-14 Thread Valdis . Kletnieks
On Sun, 14 Aug 2005 05:38:40 PDT, Marc Perkel said: btw - is Reiser4 still going to get merged into 2.6.13? It's not in 2.6.13-rc6, and I doubt Linus is going to blop *that* big a chunk of code in this late - it's already well into the is this 3-liner too drastic phase. What happens when the

Re: reiser4 on 2.6.13-rc6-realtime-preempt

2005-08-12 Thread Valdis . Kletnieks
On Fri, 12 Aug 2005 12:09:03 +0200, gimpel said: reiser4 again. Maybe the is to wait for stable 2.6.13 before doing tests with realtime-preempt as it gets updated twice a day. And i so much hope the kernel guys decide to merge reiser4. Well, reiser4 can't possibly make it into 2.6.13, as

Re: reiser4 performance

2005-08-09 Thread Valdis . Kletnieks
On Tue, 09 Aug 2005 13:52:49 EDT, michael chang said: Striped RAID only works if you have multiple disks and a decent bus. I'm stuck on the lowest-end Dell Dimension 3000, with one of the slowest hard drives in history. And I haven't gotten around to opening the case... yet. Newbie. ;)

Re: Reiser4 + seekdir()

2005-06-29 Thread Valdis . Kletnieks
On Wed, 29 Jun 2005 14:22:05 +0400, Vladimir Saveliev said: Existence of various plugins assumes that user is able to choose whatever is suitable for him. Or create his own plugin if none of existing ones satisfies him. If user cares a lot about using telldir/seekdir he is supposed to choose

Re: reiser4 plugins

2005-06-29 Thread Valdis . Kletnieks
On Wed, 29 Jun 2005 16:58:20 +0300, Markus =?UNKNOWN?Q?T=F6rnqvist?= said: What pisses me off is the fact that Gnome and friends implement their own incompatible-with-others VFS's and automounters and stuff. The fact that things like Gnome, which are basically consumers of their own dogfood,

Re: reiser4 plugins

2005-06-28 Thread Valdis . Kletnieks
On Mon, 27 Jun 2005 13:25:14 CDT, David Masover said: I was just trying to avoid the people will never adopt a new archive format argument by pointing out that a similar archive format was recently created and adopted. Out of curiosity, adopted by popular acclaim, or because an 800 pound

Re: reiser4 plugins

2005-06-27 Thread Valdis . Kletnieks
On Mon, 27 Jun 2005 00:57:54 CDT, David Masover said: In one of three possible settings for the imaginary zipfile plugin, yes. But if we're talking about a kernel source tree, how many of us actually build zipfiles/tarballs of their kernel source trees, rather than unpack existing ones? I

Re: reiser4 plugins

2005-06-27 Thread Valdis . Kletnieks
On Mon, 27 Jun 2005 00:54:17 CDT, David Masover said: There has been some mention of inheritance, but I've forgotten how that's supposed to work. If there's some sort of inheritance where children inherit properties of their parent directory, and also inherit changes to those properties,

Re: reiser4 plugins

2005-06-27 Thread Valdis . Kletnieks
On Mon, 27 Jun 2005 01:27:25 CDT, David Masover said: I back up with rsync, actually. Doesn't matter what it is. You still need to define sane semantics for it.. ;) Speaking of backup, that's another nice place for a plugin. Imagine a dump that didn't have to be of the entire FS, but

Re: reiser4 plugins

2005-06-27 Thread Valdis . Kletnieks
On Mon, 27 Jun 2005 02:00:49 CDT, David Masover said: Speaking of backup, that's another nice place for a plugin. Imagine a dump that didn't have to be of the entire FS, but rather an arbitrary tree... That might be a nice new archive format. I know Apple already uses something like this

Re: reiser4 plugins

2005-06-27 Thread Valdis . Kletnieks
On Mon, 27 Jun 2005 02:07:46 CDT, David Masover said: Exactly the same sort of thing - traditionally it's been more or less ignored in the system accounting, because A would usually average out to causing as many I/Os as B did, and they were roughly equal in cost so it was a wash. Even

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 02:48:06 CDT, David Masover said: Lincoln Dale wrote: this is the WHOLE point of standardization .. i don't think its that Reiser4's EAs offer any more or less capabilities than standard EAs - They do. Reiser4's EAs can look like any other object -- files, folders,

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 14:58:07 CDT, David Masover said: Plugins is a bad word. This user's combination of plugins is most likely identical to other users', it's just which ones are enabled, and which aren't? If they are all included, I assume they play nice. Which ones are enabled. Exactly.

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 19:16:48 CDT, David Masover said: But, to avoid confusion, the inclusion of a crytocompress plugin in a given kernel doesn't mean that all files accessed from that kernel are encrypted and compressed. It just means that you can pick an individual file and set it to be

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 17:35:48 CDT, David Masover said: Right. So please explain what crypto/raw/foo and crypto/inflated/foo.gz give you. In that example (shouldn't have used the name crypto, but oh well), it should be crypto/raw/foo.gz and crypto/inflated/foo -- where foo.gz is the

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 15:54:25 PDT, Hans Reiser said: [EMAIL PROTECTED] wrote: (Hint - work out how long a kernel 'make' would take if you were doing it inside a .tar.bz2). After the first time, not very long, if you had enough ram the plugin would keep the data uncompressed until

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 21:37:48 CDT, David Masover said: Assume we can do on-disk caching, similar to fscache/cachefs for nfs. Now, benchmark: $ unzip linux-2.6.12.zip make -C linux-2.6.12 versus the hypothetical $ make -C linux-2.6.12.zip/.../contents This is an automatic performance

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 21:37:48 CDT, David Masover said: Go read http://www.tux.org/lkml/#s7-7 and ponder until enlightenment arrives. So what? I don't intend to convince anyone based on how much slower/faster their kernel compiles. It's meant to illustrate the principle of the thing.

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Sun, 26 Jun 2005 23:10:43 EDT, Hubert Chan said: On Sun, 26 Jun 2005 20:40:29 -0400, [EMAIL PROTECTED] said: Oh, I'm waiting for the fun the first time somebody deploys a plugin that has similar semantics to 'chmod g+s dirname/' ;) (You *did* notice it was set-GID of a *directory* not an

Re: reiser4 plugins

2005-06-26 Thread Valdis . Kletnieks
On Mon, 27 Jun 2005 00:31:46 CDT, David Masover said: *If* we decide that this must go both ways, *then* we either turn off write support inside the zipfile Oh, *that* will do wonders for command symmetry. And you just shot down the whole 'mv foo bar' being equivalent to 'zip bar foo'

Re: reiser4 plugins

2005-06-25 Thread Valdis . Kletnieks
On Fri, 24 Jun 2005 23:10:35 CDT, David Masover said: But Linux is better. DOS ain't broke, but Linux is better. So maybe VFS ain't broke, but plugins would be better. I guess we'll only know if we let Reiser4 merge... No, we'll only know if we merge something that does plugins at the VFS

Re: reiser4 plugins

2005-06-24 Thread Valdis . Kletnieks
On Fri, 24 Jun 2005 11:13:45 MDT, Perry Kundert said: In general, isn't it better to first include modules providing divergent but possibly interesting functionality (such as Reiser4) as an optional or experimental component, and then slowly re-factor desirable functionality into higher

Re: reiser4 plugins

2005-06-24 Thread Valdis . Kletnieks
On Fri, 24 Jun 2005 16:20:45 MDT, Perry Kundert said: OK, fair enough. The file-as-directory stuff, which introduces VFS-incompatible issues, was turned off. It requires VFS changes. Mind you, I still think that sounds *interesting*, but it *has* to happen at the VFS level. (And if

Re: 13000Gig partition badblock check is the same -- do a reiserfsck again ?

2005-06-02 Thread Valdis . Kletnieks
On Thu, 02 Jun 2005 09:28:50 CDT, Dan Oglesby said: latest versions. Took two days to run, but it completed, and I ended up only losing 2 files out of over 1.1 million files on a 1TB RAID-5 array. That's not too bad, considering how many times the machine went up and down due to bad

Re: File as a directory - VFS Changes

2005-05-31 Thread Valdis . Kletnieks
On Tue, 31 May 2005 08:04:42 PDT, Hans Reiser said: Cycle may consists of more graph nodes than fits into memory. There are pathname length restrictions already in the kernel that should prevent that, yes? The problem is that although a *single* pathname can't be longer than some length,

Re: Reiserfs 1300G partition on lvm problem ...

2005-05-30 Thread Valdis . Kletnieks
On Mon, 30 May 2005 08:17:00 +0200, Matthias Barremaecker said: I did a bad block check and I have 10 bad blocks of 4096bytes on 1300Gig and ... that is the reason reiserfs will not work anymore. I guess this sux. I rather have that the data on the bad blocks is just corupted but the rest

Re: Problems with accessing directory

2005-05-29 Thread Valdis . Kletnieks
On Tue, 29 May 2001 18:14:28 +0200, Webservice said: When accessing a particulary directory, the systems hangs with a kernel panic (mapping memory). This will be a lot easier to diagnose with: The exact version of your kernel (uname -a), the version of reiserfsck, and the actual panic

Re: Problems with accessing directory

2005-05-29 Thread Valdis . Kletnieks
On Sun, 29 May 2005 18:44:02 +0200, Kurt Ghekiere said: May 29 17:28:51 mail3 kernel: Process hax0r (pid: 3738, stackpage=f121b000) May 29 17:28:51 mail3 kernel: Stack: bfe5 1000 f63b6000 bfffe7f0 f63b6000 b8e4 May 29 17:28:51 mail3 kernel:f78aaf22

Re: Reiserfs 1300G partition on lvm problem ...

2005-05-29 Thread Valdis . Kletnieks
On Sun, 29 May 2005 21:25:54 +0200, Matthias Barremaecker said: but that sais it is a fysical drive error Physical drive errors. Your hardware is broken. Isn't much that Reiserfs can do about it. What can I do. 1) Call whoever you get hardware support from. 2) Be ready to restore from

Re: peak performance

2005-05-28 Thread Valdis . Kletnieks
On Fri, 27 May 2005 19:26:26 +1000, robby cunningham said: I've been using your product for 4 months now. I've increased my length from 2 inches to nearly 6 inches. Your product has saved my sex life.-Matt, FL I'm glad Reiserfs worked for him, but somehow I don't see Hans listing this one on

Re: File as a directory - Ordered Relations

2005-05-28 Thread Valdis . Kletnieks
On Fri, 27 May 2005 23:56:35 CDT, David Masover said: Hans, comment please? Is this approaching v5 / v6 / Future Vision? It does seem more than a little clunky when applied to v4... I'm not Hans, but I *will* ask How much of this is *rationally* doable without some help from the VFS?. At

Re: Reiser4 O_DIRECT

2005-05-24 Thread Valdis . Kletnieks
On Tue, 24 May 2005 16:35:51 CDT, David Masover said: My feeling is that you create the standard as you create the test, not the other way around. If the test works, then there are by definition few bugs if any in the system itself -- any other bugs are actually in the application, not the

Re: Reiser4 O_DIRECT

2005-05-23 Thread Valdis . Kletnieks
On Mon, 23 May 2005 12:52:12 +0300, Markus =?UNKNOWN?Q?T=F6rnqvist?= said: On Sun, May 22, 2005 at 07:22:51PM -0500, David Masover wrote: Of course, I've worked on sufficiently few big projects that I'm still naive enough to believe that unit tests _can_ catch everything, if they're done

Re: Re[2]: Reiser4 O_DIRECT

2005-05-22 Thread Valdis . Kletnieks
On Sat, 21 May 2005 23:49:00 +0200, Pysiak Satriani said: I remember Hans saying that r4 is so stable that the developers themselves can not find any more bugs. Which in reality probably means It *probably* won't eat your data. Remember that the developers have a limited number of different

Re: Reiser4 O_DIRECT

2005-05-22 Thread Valdis . Kletnieks
On Sun, 22 May 2005 19:22:51 CDT, David Masover said: This is exactly why it should be in the kernel once the developers can't find any more bugs. Marked as experimental, mainly, but in the kernel where real users can throw cobol/Java/sql bastardizations at it and break it. Oh, I agree

Re: disk runs full

2005-05-12 Thread Valdis . Kletnieks
On Thu, 12 May 2005 13:50:31 +0200, Alexander Gruber said: I checked it with du -sh * on the root partition and the result was much smaller than the used space reported by df. Note that temporary files are often creat()ed and then unlink()ed, leaving the open file descriptor as the last

Re: file as a directory

2005-05-10 Thread Valdis . Kletnieks
On Tue, 10 May 2005 10:39:23 BST, Peter Foldiak said: Back in November 2004, I suggested on the linux-kernel and reiserfs lists that the Reiser4 architecture could allow us to abolish the unnatural naming distinction between directories/files/parts-of-file (i.e. to unify naming

Re: Re[2]: When Reiser4 will be officially included in the kernel? ...

2005-05-04 Thread Valdis . Kletnieks
On Thu, 05 May 2005 00:38:54 +0200, Pysiak Satriani said: This is OK, however, what I am looking for is to download the Kernel from kernel.org, and found Reiser4 code inside. This means officially for me. FYI, kernel.org does have patches with r4, eg.

Re: Re[2]: reiser4.1

2005-03-03 Thread Valdis . Kletnieks
On Thu, 03 Mar 2005 09:55:20 +0100, Pysiak Satriani said: I remember Hans saying that nowadays CPUs are so fast, they compress faster than HDDs move the heads around and do the writes. So compression, if done properly, can be with no negative impact to speed. Can you say what level of

Re: where are reiser4 sources

2005-02-28 Thread Valdis . Kletnieks
On Mon, 28 Feb 2005 15:41:52 PST, Hans Reiser said: I am frankly skeptical that one should attempt to clone windows. That explains why WINE exists, I guess.. ;) pgpzJsM1Ca7pO.pgp Description: PGP signature

Re: where are reiser4 sources

2005-02-22 Thread Valdis . Kletnieks
On Tue, 22 Feb 2005 10:41:25 PST, Hans Reiser said: That violates the license. Umm.. from fs/reiser4/README: Reiser4 is hereby licensed under the GNU General Public License version 2. Where in the GPL does it say he can't port to another OS? pgppgfP4VjYKb.pgp Description: PGP signature

Re: Plugin for corruption resistance?

2005-02-18 Thread Valdis . Kletnieks
On Fri, 18 Feb 2005 08:36:51 EST, Gregory Maxwell said: Tree hashes. Divide the file into blocks of N bytes. Compute size/N hashes. Group hashes into pairs. Compute N/2 N' hashes, this is fast because hashes are small. Group N' hashes into pairs compute N'/2 N'' hashes etc.. Reduce to a

Re: Plugin for corruption resistance?

2005-02-17 Thread Valdis . Kletnieks
On Thu, 17 Feb 2005 21:43:08 CST, David Masover said: This way is easier, though. But I was thinking about accessing the file. I don't know of any hashes that can be easily updated from part of the file, unless you're hashing only pieces of the file in the first place, but it'd be nice to

Re: WELCOME to reiserfs-list@namesys.com

2005-02-07 Thread Valdis . Kletnieks
On Mon, 07 Feb 2005 13:28:26 EST, Rick Spillane said: Is reiserfs *completely* ACID compliant? Acid meaning Atomicity, Consistancy, Isolation, and Durability? If not (which I would expect is true) then how far away are the offending parts from making reiserfs ACID compliant, and where are they

Re: reiser4 and apache (was: Re: Reiser4 and ZFS)

2004-12-27 Thread Valdis . Kletnieks
On Mon, 27 Dec 2004 13:28:15 +0100, Sander said: [EMAIL PROTECTED] wrote (ao): For many shops, it's quite likely that a ZFS with more scalability and administration is The Right Choice, especially if it does *NOT* include lots of odd new features and quirks that might break production

Re: Why is Reiser4 slower then ReiserFS v3

2004-12-27 Thread Valdis . Kletnieks
On Mon, 27 Dec 2004 13:38:12 MST, Dark Shadow said: I have three hard drives so I took a file from one and copied it to the others and timed it source drive /dev/hda Reiser3 Western Digital 40gb 7200rpm target1 drive /dev/hdb Reiser4 Western Digital 80gb 7200rpm target2 drive /dev/sda

Re: (reiser4)install on root

2004-11-26 Thread Valdis . Kletnieks
On Fri, 26 Nov 2004 00:58:28 PST, BLuEGoD said: Hi, i want to know how to install reiser4 on root with only 1 HD.. I use mkfs.reiser4 from the reiser4 utils after compile and install kernel patches on a debian woody 2.2.. with a scsi HD, but it crashes (errors found doing mkfs.reiser4 on

Re: file as a directory

2004-11-22 Thread Valdis . Kletnieks
On Mon, 22 Nov 2004 19:24:36 +0530, Amit Gud said: A straight forward question. Wouldn't adding a file as a directory mechanism more logical in VFS itself, There was quite the flame-fest on the lkml a while back regarding how the semantics of file as a directory should operate. There's a

Re: Reiser4 kernel modules

2004-11-01 Thread Valdis . Kletnieks
On Mon, 01 Nov 2004 14:07:45 +0100, =?iso-8859-1?q?Lars_Tobias_B=F8rsting?= said: And why does reiser4 need changes in the kernel code? Is it really a smart approach to require kernel changes for reiser4 to work? Why isn't it possible to build reiser4 as kernel modules? It still requires

Re: Directory updates in filesystems

2004-10-29 Thread Valdis . Kletnieks
On Fri, 29 Oct 2004 00:26:18 CDT, David Masover said: If this is about locking not working well with NFS, why not ensure that the directory itself is owned by root and read-only before attempting? Wait -- don't answer that... No, this is a different problem. Imagine a directory with 10K

Re: Interesting deletion idea

2004-10-08 Thread Valdis . Kletnieks
On Fri, 08 Oct 2004 19:52:14 EDT, John Richard Moser said: I thought the DOD algorithm was 7 pass? Citation please? If you have a better reference than DOD 5220-22.M, feel free to share it. If this is going on rapidly, there's no point in trying to completely destroy the disk for *every*

Re: [PATCH] make fs/reiser4/search.c compile with gcc 4.0

2004-09-22 Thread Valdis . Kletnieks
On Wed, 22 Sep 2004 20:45:55 +0200, =?UTF-8?Q?Grzegorz_Ja=C5=9Bkiewicz?= said: I know gcc 4.0 is still in it's alphas. Obvious solution is to move function declared in other function up-wards. Since it's static anyway, it won't make any diffrence. Please consider applying to repo. I'm not

Re: [PATCH] make fs/reiser4/search.c compile with gcc 4.0

2004-09-22 Thread Valdis . Kletnieks
On Wed, 22 Sep 2004 21:03:45 +0200, =?UTF-8?Q?Grzegorz_Ja=C5=9Bkiewicz?= said: This code uses stuppid gcc extension, that is not present in gcc 4.0. OK, if it's using a GCC extension that's already officially deprecated in 3.X and will be removed in 4.0, then that *is* a good reason to fix the

Re: The argument for fs assistance in handling archives

2004-09-02 Thread Valdis . Kletnieks
On Thu, 02 Sep 2004 19:43:34 CDT, David Masover said: And on apps. Should I teach OpenOffice.org to do version control? Seems a lot easier to just do it in the kernel, and teach everything to do version control in one fell swoop. Including files you didn't really want to keep version control

Re: The argument for fs assistance in handling archives

2004-09-02 Thread Valdis . Kletnieks
On Thu, 02 Sep 2004 20:11:13 CDT, David Masover said: It'd be like writing OpenGL entirely in software, before hardware accelerators work, and at the last minute have to change the library to use triangles instead of splines. I expect that SGI did a software-only version of IrisGL first, so

Re: Was able to reproduce cp: cannot stat file.x: Input/output error

2004-08-10 Thread Valdis . Kletnieks
On Tue, 10 Aug 2004 01:31:17 PDT, Hans Reiser said: Thanks for explaining sync;sync;sync;halt I always felt I was failing to grok something. As was the author who recommended it. It started out as: # sync ( this one schedules the I/O) # sync ( just a time waster typing) # sync (

Re: Was able to reproduce cp: cannot stat file.x: Input/output error

2004-08-09 Thread Valdis . Kletnieks
On Sat, 07 Aug 2004 00:49:43 PDT, Hans Reiser said: I think I have discovered the problem - unless there was a reason mongo was issuing mount/unmount commands at the start/end of a mongo 'run' as well as before/after _each phase_. Probably someone wanted to separate the measurement of the

Re: Fibration questions

2004-07-23 Thread Valdis . Kletnieks
On Fri, 23 Jul 2004 12:28:49 +0300, Markus =?UNKNOWN?Q?T=F6rnqvist?= said: I think desktops for all the Joe Q. Averages are pretty much a different scene from servers.. It's not as different as you might think. Remember in most corporations that use Active Directory, all the infrastructure

Re: ext3 - reiserfs conversion utility?

2004-06-18 Thread Valdis . Kletnieks
On Fri, 18 Jun 2004 23:00:35 CDT, David Masover said: Do backups. Now. You are an idiot and/or a cheapskate if you don't have backups, because one day something will happen -- probably something ridiculously stupid -- and you will need them. I mean, go build a backup server and, if you can

Re: snapshot, checkpoints

2004-06-04 Thread Valdis . Kletnieks
On Fri, 04 Jun 2004 13:10:05 +0200, Paul Wagland said: Can't the same functionality be created with device mapper though? At least under linux anyway? You'd need 2 things: 1) *very* recent patched device mapper (I think patches for snapshot support went by on LKML just day before yesterday or

Re: Processes dying?

2004-06-04 Thread Valdis . Kletnieks
On Fri, 04 Jun 2004 23:39:25 +0300, [EMAIL PROTECTED] (Markus =?UNKNOWN?Q?T=F6rnqvist?=) said: Hello I just started using the latest auto-snapshot. I noticed weird behavior, that is, processes crash, so bad even C-c doesn't kill them. For some reason running strace behind them gives me

Re: The situation at hand and in the future

2004-05-28 Thread Valdis . Kletnieks
On Fri, 28 May 2004 09:33:24 +0300, Markus =?UNKNOWN?Q?T=F6rnqvist?= said: Persistent over boots? I'd like the passphrase and key to survive a boot... No you don't. If the passphrase and key are persistent, then an attacker can get your data. Think about it - the only reason an attacker

Re: [PATCH] metas in reiserfs v4 snapshot 2004.03.26

2004-05-17 Thread Valdis . Kletnieks
On Sat, 15 May 2004 14:10:10 +0300, Markus =?UNKNOWN?Q?T=F6rnqvist?= said: This has been discussed. There is the mailer that uses an @-named symlink to the current message. Can't remember which one. That would be MH, nhm, and exmh... pgpVdhLh4Ebv2.pgp Description: PGP signature

Re: reiser4 non-free?

2004-05-11 Thread Valdis . Kletnieks
On Tue, 11 May 2004 09:03:11 PDT, Hans Reiser said: [EMAIL PROTECTED] wrote: I pondered the whole credits question for a bit last night, and I realized that (a) I could account for at least the last 75 'mkfs' commands I had caused to run, and (b) of those 75, exactly *one* did *not* have all

Re: reiser4 non-free?

2004-05-11 Thread Valdis . Kletnieks
On Tue, 11 May 2004 10:57:01 PDT, Hans Reiser said: Random credits are the elegant answer. Displaying only the distro name at boot time is morally wrong. Would be nice - the RedHat/Fedora GUI installer already supports showing the current install status in one pane, and scrolling through a

Re: reiser4 non-free?

2004-05-10 Thread Valdis . Kletnieks
On Mon, 10 May 2004 21:49:15 EDT, Walter Landry said: The question is rarely what Debian needs to do, but rather what Debian promises that the users will be able to do. Suppose that someone wanted to use Reiser4 on a miniature burnable CD for elections. The mini-CD holds the person's vote,

Re: Metas

2004-04-26 Thread Valdis . Kletnieks
On Sun, 25 Apr 2004 13:09:26 +0300, Markus =?UNKNOWN?Q?T=F6rnqvist?= said: On Sat, Apr 24, 2004 at 11:38:05PM -0500, David Masover wrote: scripts, it'd be different, but we're talking about something that I know I'd find a _manual_ use for. Even if you say that I can set it to You check

Re: Do xml-like namespaces make sense for Reiser4? (re: metas thread)

2004-04-13 Thread Valdis . Kletnieks
On Tue, 13 Apr 2004 13:47:12 CDT, John D. Heintz said: foo/nsa:permissions - foo/nsa.gov/secure-linux/permissions This assumes a mapping from nsa - nsa.gov/security/. The characters up to the ':' would be looked up in a namespaces map, and if found the substituion would occur before

Re: [PATCH] metas in reiserfs v4 snapshot 2004.03.26

2004-04-06 Thread Valdis . Kletnieks
On Tue, 06 Apr 2004 23:05:45 +0400, Nikita Danilov said: Meath \Meath\, Meathe \Meathe\, n. [See {Mead}.] A sweet liquor; mead. [Obs.] --Chaucer. Milton. On the other hand, both those Chaucer and Milton blokes have been dust for quite some time, and the language has moved on. Does

Re: secure delete?

2004-03-24 Thread Valdis . Kletnieks
On Tue, 23 Mar 2004 09:22:58 +0300, Hans Reiser said: Secure delete doesn't work against people who have the necessary equipment to scan the media and find remnants due to track misalignment. Notice that the people who have the necessary equipment and assume that the adversaries are equally

Re: ReConfigurable Directory Structure Agrregation of files according to semantic.

2004-03-22 Thread Valdis . Kletnieks
On Tue, 16 Mar 2004 23:10:04 EST, Hubert Chan [EMAIL PROTECTED] said: And document files too. I'm looking forward to being able to being able to scrap this strange hierarchy system that I'm currently using for all my documents. Email, too, would do well with this system. Just toss all the

Re: Proposal for keying encrypted filesystem

2003-04-06 Thread Valdis . Kletnieks
On Sun, 06 Apr 2003 21:14:36 EDT, Pierre Abbat [EMAIL PROTECTED] said: The tape monkey might could overwrite an encrypted file on disk with random gibberish. The problem we started discussing was that a backup system needs *read* access to something isomorphic(*) to your data in order to

Re: Proposal for keying encrypted filesystem

2003-04-04 Thread Valdis . Kletnieks
On Fri, 04 Apr 2003 09:30:29 EST, Pierre Abbat [EMAIL PROTECTED] said: But I'd also like to be able to have several encrypted directories on one partition, with different keys, such that when I give the key any process with the right UID can access them. I might have a cron job that needs

Re: Proposal for keying encrypted filesystem

2003-04-04 Thread Valdis . Kletnieks
On Fri, 04 Apr 2003 20:36:49 +0400, Edward Shushkin said: Pierre Abbat wrote: On Friday 04 April 2003 09:47, [EMAIL PROTECTED] wrote: If a process that has no key tokens attempts to read an encrypted file with the ordinary syscalls, does it get an error or the ciphertext? Error.

Re: Snapshots a la NetApp?

2003-03-26 Thread Valdis . Kletnieks
On Wed, 26 Mar 2003 21:37:10 +0300, Hans Reiser said: Heinz-Josef Claes wrote: btw: The only handycap of the used method is that all the links to a file can have only *one* set of permissions (chmod, chown). Will it be possible to change this with a loadable module in reiser4? I am not sure

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