Re: where are patches located?

src/linux patch -p1 < ../raid0145-2110-2.2.14.patch It will likely work fine, though you probably should get 2.2.16 and 2.2.16-A0 from http://people.redhat.net/mingo/raid-patches. Stephen

Re: Journaling FS and RAID

Hi, On Wed, Jun 28, 2000 at 06:35:51PM +0200, Benno Senoner wrote: > > As far as I know the issue has been fixed in 2.4.* kernel series. > > ReiserFS and software RAID5 is NOT safe in 2.2.* > > but Stephen Tweedie (some time ago) pointed out that , > the only way to make a

Re: Journaling FS and RAID

ting that "it is fixed now" ? Actually, I guess I should clarify that... it's fixed if used with the 2.4 kernels... sorry to mislead... I'll admit I don't care for software RAID5 myself. It's in the ReiserFS FAQ on http://www.devlinux.com/projects/reiserfs/

Re: Journaling FS and RAID

I am using RAID0 with Reiser... there was a problem with using RAID5 on Reiser until recently... it's been fixed now. Steve Stephen Amadei Dandy.net CTO Atlantic City, NJ

Anyone know how to get 0.90 tools to work with 2.4.0-test-ac15

Anyone know how to get 0.90 tools to work with 2.4.0-test-ac15

what you want from AMI tools

Hi All, The company that I work for, American Megatrend has decided to support a linux driver for one of its new products an IDE controller called Hyperdisk. You can check it out at www.ami.com . We have created the software raid driver and the next task is to creat

Cannot destory raid

I created a raid but I now want to create a new raid in its place. When I run mkraid -f /dev/md0 it returns a warning about using -f but doesn't do any more. How do you really force it to destroy the old raid and create a new raid in its place Raidtools ver 0.90 Kernel 2.2.11

Re: 2.2.16 RAID patch

On Mon, 12 Jun 2000, Ingo Molnar wrote: > > On Mon, 12 Jun 2000, Stephen Frost wrote: > > > Didn't appear to patch cleanly against a clean 2.2.16 tree, error > > was in md.c and left a rather large .rej file.. > > ouch, right - i've uploaded a new pat

Re: 2.2.16 RAID patch

to patch cleanly against a clean 2.2.16 tree, error was in md.c and left a rather large .rej file.. Stephen

Re: ATA66 Raid

7;ve been rock solid for me. The only problem is that they want 168pin EDO ECC DIMMs, which can sometimes be a pain to get, though I guess you might already have them. I'd then probably say software raid w/ the latest raid patches, if you're familiar enough w/ kernels to not have trouble patching them. Stephen

raidtools install error

Hi, I would be very grateful if someone could shed some light on the following error I am installing raidtools-0.50 on kernel 2.4_test. The configure works fine but when I run "make" I exit with the following error. /usr/src/linux/include/linux/raid/md_k.h:59: # error MD doesn't handle bigg

Re: S/W raid-1 brakes XFree

1) What version of RAID are you using? 2) Are the drivers for this controller source code or binary modules or...? 3) Are you using the agpart patches? I think you have an uncommon configuration with perhaps lower quality drivers. I suggest rolling your own kernel with the new RAID, good agp patc

Re: 2.2.15 with raid-0.9

Shane Wegner wrote: > > Has anyone tried this a0 patch? I mean, beta1 isn't so bad but is that > supposed to be an alpha patch? If so, is it fit for production or is > 2.2.14b1 still recommended? it works for me. 4-way RAID 5. -s

Re: what does it mean ?

Try setting your SCSI bus one notch lower (63MBytes/sec, i believe). I had this problem on our RAID set up because the hot-swap box caused too much interference with the signal for 80MByte/sec to work. Underclocking fixed the problem. The SCSI card is the Tekram DC390U2B (SYM8xxx driver). I have

RAID Error

I am setting up raid and gert the error   /dev/md0: invalid argumnet   can you point me in the right direction ???   [EMAIL PROTECTED]

Re: Software-RAID and new Kernel -> Patch?

Gregory Leblanc wrote: > > The 2.2.11 patch will work with kernels up to 2.2.13. There is a patch for > 2.2.14 that applies cleanly, and can be found at > http://www.redhat.com/~mingo/ This patch will also apply to the 2.2.15 > kernel, but I believe that it will have 1 reject that you'll have t

Re: Raid 0.90 patch against 2.2.15

ingo/raid-patches/ Stephen

Re: celeron vs k6-2

early stepping K6-2s did not have an MTRR. later steppings do (i believe stepping 8 was the first one to have an MTRR... but i can't say for certain): my cpu: processor : 0 vendor_id : AuthenticAMD cpu family : 5 model : 8 model name : AMD-K6(tm) 3D processor st

Re: Ahhh- finally, a REAL email address.

nigga, plz. ;) is this really your new addy? [EMAIL PROTECTED] wrote: > I was thinking about "[EMAIL PROTECTED]" for myself. > > http://unreal.org/ > > David Morse > Senior Level Support Technician > Dell Computer Corporation > 1-800-624-9896, ext. 44963 > "There's nobody getting rich writing

Re: Mylex config

didn't spot an easy way to fix it, luckily I had backups. :) Stephen

Re: fs-devel URL

Hi, On Thu, Mar 30, 2000 at 11:13:13PM +0200, Thomas Kotzian wrote: > There was a discussion about LVM, reiserfs,... , and i need the URL or the address > for the mailinglist for fs-devel the File-system development group. [EMAIL PROTECTED] --Stephen

Re: System Hangs -- Which Is Most Stable Kernel?

have you tried the folks on the [EMAIL PROTECTED] list? this is the list recommended in LINUX/drivers/scsi/README.aic7xxx ... -s Jeff Hill wrote: > > Thanks to everyone for the assistance. > > I did recompile the kernel with Translucent disabled (I don't know why > it is enabled by default?).

lilo booting past 1024 cyl

thought this might interest a few of you... this new rev of Lilo can boot past the 1024 cyl limit if you have a BIOS newer than 1998... http://lwn.net/2000/0309/a/lilo.html

Re: runtime detection of new drive....

the solution for removing, adding, and spinning up a scsi disk drive is: echo "scsi remove-single-device a b c d" >/proc/scsi/scsi echo "scsi add-single-device a b c d " >/proc/scsi/scsi in line 2, the space after the d is important due to a bug where: a is Host No (usually 0) b is Channel (usu

BSD's Vinum

if you read Slashdot or Daemon News, you can probably 'd' this message about now. if you don't, there was a cool article on BSD's Vinum Software RAID in Daemon News, here: http://www.daemonnews.org/22/vinum.html it has both general RAID information as well as implementation-specific. -s

Re: Argh, more problems with SCSI and RAID

or you could just configure the transfer rate to be one notch lower than your current level. had to do that with my 4 U2W drives in a hotswap box w/ a tekram dc390u2b (symbios chipset). -s Peter Pregler wrote: > > Hi, > > I had similar problems (actually your messages could be a cut-and-paste

Some RedHat hints

t "upgrading a RAID system was beyond the scope of installation support" (of course, what I was doing was upgrading the non-RAID part). In any event, I had to physically unplug the IDE disks to get RH 6.1 to update. -- Stephen Walton, Professor of Physics and Astronomy, California State University, Northridge [EMAIL PROTECTED]

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure =problems ?

against this > type of failure? Indeed. The jfs journaling layer in ext3 is a completely generic block device journaling layer which could be used for such a purpose (and raid/LVM journaling is one of the reasons it was designed this way). --Stephen

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure =problems ?

> - keep the journal on this partition. Yes. My jfs code will eventually support this. The main thing it is missing right now is the ability to journal multiple devices to a single journal: the on-disk structure is already designed with that in mind but the code does not yet support it. --Stephen

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure =problems ?

which was not being written at the time of the crash. Only raid 5 is affected. --Stephen

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power fai

marked dirty, parity > is recomputed anyway? So that window is really small and same problems > occurs every moment when you wrote data, but did not wrote parity yet? Yes, that's what I said. --Stephen

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure =problems ?

may be IOs coming in to ll_rw_block which are not from the buffer cache, eg. swap or journal IOs). > We are '100% journal-safe' if power fails during resync. Except for the fact that resync isn't remotely journal-safe in the first place, yes. :-) --Stephen

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure = problems ?

body tripping over, or otherwise removing, the cable between the UPS and the computer. How exactly is that predictable? Just because you reduce the risk of unexpected power outage doesn't mean we can ignore the possibility. --Stephen

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure = problems ?

Hi, On Wed, 12 Jan 2000 00:12:55 +0200 (IST), Gadi Oxman <[EMAIL PROTECTED]> said: > Stephen, I'm afraid that there are some misconceptions about the > RAID-5 code. I don't think so --- I've been through this with Ingo --- but I appreciate your feedback since I&#x

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure = problems ?

ata by using redundant copies of it in NVRAM + logging information > what could be written to the disks and what not. Absolutely: the only way to avoid it is to make the data+parity updates atomic, either in NVRAM or via transactions. I'm not aware of any software RAID solutions which do such logging at the moment: do you know of any? --Stephen

Re: [FAQ-answer] Re: soft RAID5 + journalled FS + power failure = problems ?

successive disk > failure ? If we loose the power and then after reboot all disks > remain intact can the RAID layer reconstruct all information in a safe > way ? Yes. --Stephen

[FAQ-answer] Re: soft RAID5 + journalled FS + power failure = problems ?

inst multiple failures, and the only way you can get bitten by this failure mode is to have a system failure and a disk failure at the same time. --Stephen

Re: soft RAID5 + journalled FS + power failure = problems ?

data being written if a disk dies and we have to start using parity for that stripe. Both are fixable, but for now, be careful... --Stephen

Size mismatches again

rger than the RAID created by mkraid. This causes bootup mount of the RAID to fail, since "/sbin/e2fsck -p /dev/md0" exits with an error status. What happened? Can it be fixed without re-creating the array? If not, how do I do the re-creation so that this doesn't happen again

to simulate a disk failure, try this...

this is a re-post, but i thought it might be of interest under a different title... Stephen Waters wrote: > > so to clarify, the solution for removing, adding, and spinning up a > scsi disk drive is: > > echo "scsi remove-single-device a b c d" >/proc/scsi/scsi &g

Re: Silent failure during attampted RAID1 creation

are you using 0.9x raid? i am, and my raidtab manpage says the value is in KB. also, the HOWTO says it's in KB: http://ostenfeld.dk/~jakob/Software-RAID.HOWTO/Software-RAID.HOWTO-4.html#ss4.8 -s Andy Poling wrote: > > On Wed, 29 Dec 1999, [ISO-8859-2] Wojciech Ku¶ wrote: > > raiddev /dev/md8 >

Re: Large files 2GB+ & RAID?

Marc Mutz wrote: > > So what's wrong with buying a harware raid controller or waiting for > 2.4? nothing is "wrong" with it, per se, the guy just wanted to know if it could be done. after all, with software raid performance being what it is, how is it surprising that the guy wants to use it? -s

Re: Large files 2GB+ & RAID?

Marc Mutz wrote: > > Jason Titus wrote: > > > > We've been working on getting a x86 Linux system together that would support > > both RAID and larger then 2 GB file sizes - so far with little luck. RAID > > works fine on 2.2 kernels, and > 2GB files works on 2.3 kernels but RAID > > doesn't seem

Re: X windows

what does this have to do with RAID (Redundant Array of Inexpensive Disks)...? please don't CC to irrelevant lists... thanks, -s Robert wrote: > > I am trying to use the X windows systems for the first time. I am using > the NCD package on my PC as the server. I find if I run individual > pr

Re: HELP-- identical disks but fdisk sees them different

I had _exactly_ the same problem. The only way I found around it was to go into the BIOS and manually set both disks to NORMAL instead of LBA. Attempting to set both to LBA didn't work. This is with RedHat 6.0 with the 2.2.5-22 kernel. Perhaps this is fixed in a later kernel? -- St

RH 6.0, 2.2.13, Raid OK but raidstart not starting on reboot.

Hello. I have a stock RHat 6.0 upgraded to 2.2.13 and the raid works fine. However during the reboot the /dev/mdX partitions can't be fsck'd as raidstart fails to start up. How do I configure my init.d scripts to invoke raidstart as appropriate? STeve

Re: Best way to set up swap for high availability?

Hi, On Mon, 6 Dec 1999 20:17:12 +0100, Luca Berra <[EMAIL PROTECTED]> said: > do you mean that the problem arises ONLY, when a disk fails and has to > be reconstructed? No, it can happen any time the kernel does a resync after an unclean shutdown. --Stephen

Re: Best way to set up swap for high availability?

Hi, On Mon, 6 Dec 1999 16:11:14 -0500 (EST), Andy Poling <[EMAIL PROTECTED]> said: > On Mon, Dec 06, 1999 at 02:53:22PM +, Stephen C. Tweedie wrote: >> Sorry, but since then we did find a fault. Raid resync goes through the >> buffer cache. Swap bypasses the buffe

fsck vs. RAID-1

workaround? RedHat 6.0 (I have 6.1 but haven't installed it yet). -- Stephen Walton, Professor of Physics and Astronomy, California State University, Northridge [EMAIL PROTECTED]

Re: Best way to set up swap for high availability?

but since then we did find a fault. Raid resync goes through the buffer cache. Swap bypasses the buffer cache. There is no coherency between the two activities. It is possible for raid1 and raid5 background resync to corrupt swap writes to the partition during reconstruction. We need to fix this anyway, since the same problem bites journaling. --Stephen

Re: RAID-1 support

I am not familiar with RedHat's distribution but have been running Linux with RAID for nearly 2 years. RAID 5 & 1 from my personal experience are _very_ stable and function well. I have 5 systems running 24x7 fully-raided with well over 200GB of data per system. I would easily put Linux in the

RE: New user troubles: (1) booting (2) size?

file system is not an integer multiple of 504 blocks (the size of one 'cylinder'). -- Stephen Walton, Professor of Physics and Astronomy, California State University, Northridge [EMAIL PROTECTED]

New user troubles: (1) booting (2) size?

s 20039544 blocks (40079708 for two). None of these values match up. Did I do something un-recoverable? Can I just go ahead and run fsck anyway? Why the discrepancies anyway? Thanks in advance. -- Stephen Walton, Professor, Dept. of Physics & Astronomy, Cal State Northridge [EMAIL PROTECTED]

Re: I2O support?

as an FYI, alan cox has been doing work for i2o on a DPT card... see http://www.linux.org.uk/diary/ -s Matthew Clark wrote: > > Hi guys - could someone please tell me if any Linux kernel currently has > support for I2O (Intelligent Input/Output)? > > Sorry to cross-post this - but I need to k

Re: Offtopic: LVD U2W drives on UW SCSI-3 controller

Jonas Diener wrote: > > > Hi; > > > > Sorry about the somewhat offtopic question, but I have a supplier > >of mine trying to tell me that LVD U2W dries will work on my Symbios > >53C875 UW SCSI-3 controller. > > > > Will LVD U2W drives work on a UW controller? I thought that LVD

RE: Bad rawio/raid performance

Hi, On Tue, 26 Oct 1999 11:42:41 -0400 (EDT), David Holl <[EMAIL PROTECTED]> said: > would specifying differing input & output block sizes with dd help? Unfortunately not, no. The underlying device blocksize is set when the device is first opened. --Stephen

RE: Bad rawio/raid performance

ations which (legitimately) expect to be able to perform 512-byte IOs on the raw device. I'll let people know once we've figured out how to get 512-byte IOs working on raid decently. --Stephen

Re: To whoever maintains this list

thanks... i had it set up to work on sender and subject when it should have been to or cc and subject... my brain dies sometimes.. -stephen Eric Ladner wrote: > > Works for me. Netscape 4.7 with a mail filter that looks like this: > > Name: Linux-Raid > >

Re: Help needed w/ HP SureStore DAT24

Francisco Jose Montilla wrote: > > On Fri, 22 Oct 1999, Thomas Seidel wrote: > > Hi, > > > Here is the output of df -k: > > Filesystem 1024-blocks Used Available Capacity Mounted on > > /dev/md0 5916736 811879 4798422 14% / > > /dev/md1 3106031

Re: To whoever maintains this list

ourse, not movemail.. -- stephen waters amicus, inc. Glenn McGrath wrote: > > Just sort it acording to sender instead of topic. > Im interested to know what mail reader can handle sorting by topic, but not > by sender? > > - Original Message - > From: <[EM

OFFTOPIC: [Re: Help needed w/ HP SureStore DAT24]

David Cooley wrote: > > At 12:33 PM 10/21/1999 -0500, Stephen Waters wrote: > >i've found that software compression (with our cheesy seagate backup > >exec s/w anyway..) compresses better than hardware because it is able to > >reorganize the data in a more compre

Re: Help needed w/ HP SureStore DAT24

i've found that software compression (with our cheesy seagate backup exec s/w anyway..) compresses better than hardware because it is able to reorganize the data in a more compressible manner rather than the drive just compressing whatever hits the buffer. we average just under 18GB per tape w/ fu

Re: (reiserfs) Re: 71% full raid - no space left on device

r file). > Does XFS dynamically allocate? It might. I believe so, yes. They do have traditional-looking block groups, but within each group they can allocate blocks arbitrarily to hold inode data. (This is just from memory of their description at the Darmstadt workshop.) --Stephen

kernel 2.2.13

anyone tried the 2.2.11-patch on 2.2.13 yet? same hunks fail as on 2.2.12 or...? -- stephen waters amicus, inc.

Re: moving /lib - off topic advice wanted

consideration is which modules you'll need before mount. initrd is your friend in that case i guess. just some stuff to consider. my system is debian potato so YMMV, but the numbers shouldn't be wildly different. -- stephen waters amicus, inc. Seth Vidal wrote: > > > Nope

Re: 71% full raid - no space left on device

Hi, On Thu, 14 Oct 1999 09:22:25 -0700, Thomas Davis <[EMAIL PROTECTED]> said: > I don't know of any Unix FS with dynamic inode allocation.. Is there > one? Reiserfs does, doesn't it? --Stephen

Re: raidreconf utility

of me arse... -- stephen waters amicus, inc. Glenn McGrath wrote: > > Yea, i know you can boot raid1 because each partition is still recognisable > as normal ext2 partition... > > I was thinking of raid0 and i guess raid 4/5 > > Subject: Re: raidreconf utility > &g

Re: Root RAID1 & SCSI crash sanity (includes kernel oops)

alked to seemed to know what he was talking about. you can find it at http://www.dstor.com/. -- stephen waters amicus, inc.

Re: 71% full raid - no space left on device

Thomas Davis wrote: > > Stephen Kennedy wrote: > > > > Filesystem 1k-blocks Used Available Use% Mounted on > > /dev/hda5 155545 95652 51863 65% / > > /dev/hdc6 5653028 232 3143636 41% /home > > /dev

71% full raid - no space left on device

64 98304 hdb 368 98288 hdb4 22 06297480 hdc 22 1 514048 hdc1 22 2 1 hdc2 22 5 40131 hdc5 22 65743206 hdc6 /<>src/steve>exit Script done on Thu Oct 14 00:45:50 1999 --- Stephen Kennedy [EMAIL PROTECTED]

Re: networked RAID-1

Hi, On Mon, 11 Oct 1999 17:02:27 -0500, Stephen Waters <[EMAIL PROTECTED]> said: > This blurb in the latest Kernel Traffic has some status information on > ext3 and ACLs that might be relevant. 12-18mo for a really stable > version, but version 0.02 is supposed (maybe already)

Re: networked RAID-1

This blurb in the latest Kernel Traffic has some status information on ext3 and ACLs that might be relevant. 12-18mo for a really stable version, but version 0.02 is supposed (maybe already) to be out very soon. http://kt.linuxcare.com/kt19991011_38.html#2 -- stephen waters internal sysadmin

Re: networked RAID-1

tp://www.inter-mezzo.org/. It's exciting stuff. :) Cheers, Stephen

Re: networked RAID-1

Hi, On Mon, 11 Oct 1999 13:55:23 -0400, Tom Kunz <[EMAIL PROTECTED]> said: > Stephen (and others who might know), > Are there homepages and/or mailing lists for these teams? I would be > highly interested in participating... One is the GFS team at http://gfs.lcse.umn.e

Re: networked RAID-1

ks failing the other side over to themselves and you can't resolve the conflict afterwards. --Stephen

Re: RAID, Netatalk, Quota

or or just to have a backup copy? -- stephen waters internal sysadmin amicus, inc.

Is Raid Stable?

aid train at this point would be wise. Steve -- - Stephen Millard - - Websmith Enterprises Inc.- - Harrisburg, Pa. -

Re: How do I spin up a SCSI disk after being hot swapped?

a is Host No (usually 0) b is Channel (usually 0 or 1) c is Device Id d is LUN (usually 0) could jakob add this in to the howto in the hotswapping section? -- stephen waters amicus, inc. Lance Robinson wrote: > > OOPS! I copied the first echo line, but didn't edit it. > &

Re: redhat 6.1 RAID: what's different

entioned at a > presentation of RH 6.1 last night and I was glad to hear about it :) the lilo patch works across a stripe set??!! that would be immensely cool, though my skepticism meter is on "high" right now... -- stephen waters amicus, inc.

Re: Rh 6.0 autodetecting kernel

Francisco Jose Montilla wrote: > > On Wed, 6 Oct 1999, Stephen Millard wrote: > > Hi, > > > I just joined this list, so please be patient. I have a hundred > > questions but I will try to dribble in them a few at a time. > > On http://ostenf

Rh 6.0 autodetecting kernel

another mkraid will destroy the data on the good existing copy. This doesn't sound too cool. Thanks, Steve -- ---- - Stephen Millard - - Websmith Enterprises Inc.- - Harrisburg, Pa. -

(no subject)

Re: kmod: failed to exec /sbin/modprobe -s -k md-personality-4, errno = 2

you need to compile the RAID stuff into the kernel for autodetection to work. at least, that's the only way i could get it to work automagically. make sure to edit you modules config not to try to load any old raid modules either. -stephen > Topan wrote: > > I got that messages

Pentium III Xeon 550 bug

i know there have been some folks with RAID problems who use Xeons so this article might be worth a look for those folks. note: the only CPU/Motherboard combination that seems to be affected are PIII Xeon 550 w/ either 512 or 1024k of cache on the Sabre motherboard (so it's probably a Sabre probl

experimenting with raid

I created 3 files of the same size tied to loop[0-2] and set up a raid 5 fs to see what happens on a failure. I then initialized the array, created an ext2 FS on it, mounted it and copied some files to it. At that point, I detached and wiped the file associated with loop1 which was the 2nd devic

Re: Hot swap problems... continued

check out how well it works. -stephen Tomas Fasth wrote: > > Stephen Waters wrote: > > > how about a nice hotswap step-by-step in the howto... > > Sure. Does that mean you're a volunteer? 8) > >

Re: Hot swap problems... continued

how about a nice hotswap step-by-step in the howto... -stephen Tomas Fasth wrote: > > Mika Kuoppala wrote: > > > raidsetfaulty /dev/md0 /dev/sda1 > > Shouldn't there be a > raidhotremove /dev/md0 /dev/sda1 > before low level removal of the scs

Re: Hotswapping successes?

.. thanks to all the folks who replied! -stephen Vedad Kajtaz wrote: > > Hi people, > > I'm running kernel 2.2.12 with 2.2.11 raid patch. Everything seems to be > ok, except that > i cannont manage to retreive an scsi disk from one of my two controllers > (aic7xxx

Hotswapping successes?

i'm looking for a headcount on the following: who has had success on hotswapping scsi devices in raid configuration? on which controllers and kernel versions? thanks for your input, stephen waters internal sysadmin amicus, inc.

Re: Linux box locking up ..

kiko wrote: > > On Wed, 15 Sep 1999, Stephen Waters wrote: > > > Tom Livingston wrote: > > > > > > Jason A Diegmueller wrote: > > > > NOTE: I can't go newer then 2.2.11 at this time due to the fact > > > >the latest released ra

Re: Linux box locking up ..

the 2.2.11 patch minus the fs.h section and name it for 2.2.12 so that these questions would stop coming up unless said powers feel that a new 2.2.12 release is imminent. -stephen raid (ab)user

Linear raid on 2.2.10

Hi, Just wanted to let you folks know about a minor problem I had with setting up linear raid on a 2.2.10-ac12 kernel (the stock 2.2.10 didnt work). The Software-RAID HOWTO that is currently distributed with raidtools mentions that "chunk-size can be specified for all RAID levels except t

Re: To mailing-list administrator

s too big a merge? -stephen Fred Reimer wrote: > > Ohh, I like that! We might really need it if we ever get the 0.90 code > in an "official" kernel... > > fwr > > On Fri, 20 Aug 1999, Luca Berra wrote: > > hello, > > what about adding the line > &

Re: harmless (?) error

it would be quite nice if this sort of information could be included in a Raid-Tuning FAQ or somesuch thing. -stephen Gadi Oxman wrote: > > On Wed, 18 Aug 1999, Gadi Oxman wrote: > > > I'd recommend verifying if the following changes affect the s/w > > raid-5 pe

Re: raid0 and raw io

Hi, On Thu, 29 Jul 1999 09:38:20 -0700, Carlos Hwa <[EMAIL PROTECTED]> said: > I have a 2 disk raid0 with 32k chunk size using raidtools 0.90 beta10 > right now, and have applied stephen tweedie's raw i/o patch. the raw io > patch works fine with a single disk but if i

Re: The patch??

n symlinks into the linux source. they should be: #ln -s /usr/src/linux/include/linux linux #ln -s /usr/src/linux/include/asm asm just some thoughts, stephen waters [EMAIL PROTECTED] wrote: > > Hi! > After applying the raid0145-19990724-2.2.10 Patch, I get: > > martian:/usr/s

Re: Byte the big 'B'

many people in fact do use capital 'B' and lowercase 'b' to distinguish between Bytes and bits, but it is not uncommon for either of the reverse cases to be true as well. in these cases, it is always best not to make assumptions. -stephen waters "D. Carlos Knowlton&quo

Re: Filesystem stability bug in 2.2.10

We don't know of any corrupters in the filesystem itself, but we have found a couple of memory corrupters elsewhere which could stomp on the filesystem's caches. 2.2.10-ac2 or the new 2.2.11 pre-pre-releases should be OK. --Stephen

Re: Benchmarks/Performance.

for > an eide/udma setup? udma can do readahead and multi-sector IOs. scsi can have limited tagged queue depths. Command setup is more expensive on scsi than on ide. Which costs dominate really depends on the workload. --Stephen

Re: Benchmarks/Performance.

chance of any one file access having to cross multiple disks. In other words, all benchmarks lie. :) --Stephen

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