Re: slow 'check'

2007-02-10 Thread Justin Piszcz
On Sat, 10 Feb 2007, Eyal Lebedinsky wrote: I have a six-disk RAID5 over sata. First two disks are on the mobo and last four are on a Promise SATA-II-150-TX4. The sixth disk was added recently and I decided to run a 'check' periodically, and started one manually to see how long it should

Re: slow 'check'

2007-02-10 Thread Eyal Lebedinsky
Raz Ben-Jehuda(caro) wrote: On 2/10/07, Eyal Lebedinsky [EMAIL PROTECTED] wrote: I have a six-disk RAID5 over sata. First two disks are on the mobo and last four are on a Promise SATA-II-150-TX4. The sixth disk was added recently and I decided to run a 'check' periodically, and started one

Re: slow 'check'

2007-02-10 Thread Eyal Lebedinsky
Justin Piszcz wrote: On Sat, 10 Feb 2007, Eyal Lebedinsky wrote: I have a six-disk RAID5 over sata. First two disks are on the mobo and last four are on a Promise SATA-II-150-TX4. The sixth disk was added recently and I decided to run a 'check' periodically, and started one manually to

Re: slow 'check'

2007-02-10 Thread Justin Piszcz
On Sat, 10 Feb 2007, Eyal Lebedinsky wrote: Justin Piszcz wrote: On Sat, 10 Feb 2007, Eyal Lebedinsky wrote: I have a six-disk RAID5 over sata. First two disks are on the mobo and last four are on a Promise SATA-II-150-TX4. The sixth disk was added recently and I decided to run a 'check'

Re: [PATCH 2.6.20-rc6] md: expose uuid and degraded attributes in sysfs

2007-02-10 Thread Iustin Pop
On Sat, Jan 27, 2007 at 02:59:48AM +0100, Iustin Pop wrote: From: Iustin Pop [EMAIL PROTECTED] This patch exposes the uuid and the degraded status of an assembled array through sysfs. [...] Sorry to ask, this was my first patch and I'm not sure what is the procedure to get it considered for

Re: [PATCH 2.6.20-rc6] md: expose uuid and degraded attributes in sysfs

2007-02-10 Thread Bill Davidsen
Iustin Pop wrote: On Sat, Jan 27, 2007 at 02:59:48AM +0100, Iustin Pop wrote: From: Iustin Pop [EMAIL PROTECTED] This patch exposes the uuid and the degraded status of an assembled array through sysfs. [...] Sorry to ask, this was my first patch and I'm not sure what is the procedure

Raid on USB flash disk

2007-02-10 Thread Arne Jansen
Hi, I just tried to setup a one-device raid onto an USB flash drive. Creating, setting up ext3 and filling with data was no problem. But when I tried to work with it afterwards the metadevice was unresponsive. I tried both linear and raid0 levels, but that made no difference. For my uneducated

Re: Raid on USB flash disk

2007-02-10 Thread Steve Cousins
Arne Jansen wrote: The main reason why I'm trying this weird setup is that the USB drive is always enumerated last in my kernel, and I want to boot from it. That means every time I add a disk or remove one I have to edit grub.conf and fstab. Very inconvenient. So my idea was to create a

Re: slow 'check'

2007-02-10 Thread Bill Davidsen
Raz Ben-Jehuda(caro) wrote: On 2/10/07, Eyal Lebedinsky [EMAIL PROTECTED] wrote: I have a six-disk RAID5 over sata. First two disks are on the mobo and last four are on a Promise SATA-II-150-TX4. The sixth disk was added recently and I decided to run a 'check' periodically, and started one

Re: slow 'check'

2007-02-10 Thread Bill Davidsen
Justin Piszcz wrote: On Sat, 10 Feb 2007, Eyal Lebedinsky wrote: Justin Piszcz wrote: On Sat, 10 Feb 2007, Eyal Lebedinsky wrote: I have a six-disk RAID5 over sata. First two disks are on the mobo and last four are on a Promise SATA-II-150-TX4. The sixth disk was added recently and I

Re: [PATCH 2.6.20-rc6] md: expose uuid and degraded attributes in sysfs

2007-02-10 Thread Neil Brown
On Saturday February 10, [EMAIL PROTECTED] wrote: Iustin Pop wrote: On Sat, Jan 27, 2007 at 02:59:48AM +0100, Iustin Pop wrote: From: Iustin Pop [EMAIL PROTECTED] This patch exposes the uuid and the degraded status of an assembled array through sysfs. [...] Sorry to

Re: [PATCH 2.6.20-rc6] md: expose uuid and degraded attributes in sysfs

2007-02-10 Thread Iustin Pop
On Sun, Feb 11, 2007 at 08:15:31AM +1100, Neil Brown wrote: Resending after a suitable pause (1-2 weeks) is never a bad idea. Ok, noted, thanks. Exposing the UUID isn't - and if it were it should be in md_default_attrs rather than md_redundancy_attrs. The UUID isn't an intrinsic aspect of

Re: old raid0run

2007-02-10 Thread Marco Scoffier
On Sun, 11 Feb 2007 09:59:29 +0300, Michael Tokarev wrote: Marco Scoffier wrote: Hello all, I have an old raid0 with no superblocks. Well, mdadm is able to assemble it. It's called 'build' (--build) -- mdadm --build -n 2 -c 128 -l 0 /dev/md0 /dev/hde1 /dev/hdg1 Thanks for the

md: md6_raid5 crash 2.6.20

2007-02-10 Thread Marc Marais
Greetings, I've been running md on my server for some time now and a few days ago one of the (3) drives in the raid5 array starting giving read errors. The result was usually system hangs and this was with kernel 2.6.17.13. I upgraded to the latest production 2.6.20 kernel and experienced the