Re: Recipe for Mirrored OS Drives

2006-10-02 Thread Nix
On 2 Oct 2006, David Greaves spake: > I suggest you link from http://linux-raid.osdl.org/index.php/RAID_Boot The pages don't really have the same purpose. RAID_Boot is `how to boot your RAID system using initramfs'; this is `how to set up a RAID system in the first place', i.e., setup. I'll give

Re: Simulating Drive Failure on Mirrored OS drive

2006-10-02 Thread Michael Tokarev
andy liebman wrote: > >> >> Read up on the md-faulty device. > > Got any links to this? As I said, we know how to set the device as > faulty, but I'm not convinced this is a good simulation of a drive that > fails (times out, becomes unresponsive, etc.) Note that 'set device as faulty' is NOT th

Re: Recipe for Mirrored OS Drives

2006-10-02 Thread David Greaves
andy liebman wrote: > >> >> Feel free to add it here: >> http://linux-raid.osdl.org/index.php/Main_Page >> >> I haven't been able to do much for a few weeks (typical - I find some >> time and >> use it all up just getting the basic setup done - still it's started!) >> >> David >> > > Any hints on

Re: Recipe for Mirrored OS Drives

2006-10-02 Thread andy liebman
Feel free to add it here: http://linux-raid.osdl.org/index.php/Main_Page I haven't been able to do much for a few weeks (typical - I find some time and use it all up just getting the basic setup done - still it's started!) David Any hints on how to add a page? Andy - To unsubscribe from t

Re: mdadm and raidtools - noob

2006-10-02 Thread David Greaves
Mark Ryden wrote: > Hello linux-raid list, > > I want to create a Linux Software RAID1 on linux FC5 (x86_64), > from SATA II disks. I am a noob in this. No problems. > I looked for it and saw that as far as I understand, > raidtools is quite old - from 2003. > for exanple, http://people.redhat.c

Re: Simulating Drive Failure on Mirrored OS drive

2006-10-02 Thread andy liebman
Read up on the md-faulty device. Got any links to this? As I said, we know how to set the device as faulty, but I'm not convinced this is a good simulation of a drive that fails (times out, becomes unresponsive, etc.) Andy - To unsubscribe from this list: send the line "unsubscribe linu

Re: Monitoring hardware raid

2006-10-02 Thread Jon Lewis
On Mon, 2 Oct 2006, Mauricio Tavares wrote: I have here a full tower full of drives that is a self-standing hardware raid which is connected to a redhat 9 box through a scsi cable. With hardware SCSI-attached RAID, odds are, if there are any monitoring utilities, they'll be proprietar

Re: md deadlock (was Re: 2.6.18-mm2)

2006-10-02 Thread Peter Zijlstra
On Fri, 2006-09-29 at 16:03 +0200, Peter Zijlstra wrote: > On Fri, 2006-09-29 at 22:52 +1000, Neil Brown wrote: > > On Friday September 29, [EMAIL PROTECTED] wrote: > > > On Thu, 2006-09-28 at 13:54 +0200, Michal Piotrowski wrote: > > > > > > Looks like a real deadlock here. It seems to me #2 is t

Re: Monitoring hardware raid

2006-10-02 Thread Joshua Baker-LePain
On Mon, 2 Oct 2006 at 8:52am, Mauricio Tavares wrote I have here a full tower full of drives that is a self-standing hardware raid which is connected to a redhat 9 box through a scsi cable. Without knowing much more (I am trying to learn more about it like what it is up to), is there a r

Monitoring hardware raid

2006-10-02 Thread Mauricio Tavares
I have here a full tower full of drives that is a self-standing hardware raid which is connected to a redhat 9 box through a scsi cable. Without knowing much more (I am trying to learn more about it like what it is up to), is there a raid monitoring package for linux I can use to find out

mdadm and raidtools - noob

2006-10-02 Thread Mark Ryden
Hello linux-raid list, I want to create a Linux Software RAID1 on linux FC5 (x86_64), from SATA II disks. I am a noob in this. I am reading now chapter 26 ,"Linux Software Raid" , of "Linux Quick Fix Notebook" book by Peter Harrison. http://www.quickfixnotebook.com/ It talks in that

Re: [PATCH 003 of 6] md: Remove 'experimental' classification from raid5 reshape.

2006-10-02 Thread David Greaves
Typo in first line of this patch :) > I have had enough success reports not^H^H^H to believe that this > is safe for 2.6.19. - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majord

Re: Recipe for Mirrored OS Drives

2006-10-02 Thread David Greaves
andy liebman wrote: > A few weeks ago, I promised that I would put my "recipe" here for > creating "mirrored OS drives from an existing OS Drive". This "recipe" > combines what I learned from MANY OTHER sometimes conflicting documents > on the same subject -- documents that were probably developed

Re: Simulating Drive Failure on Mirrored OS drive

2006-10-02 Thread David Greaves
andy liebman wrote: > I tried simply unplugging one drive from its power and from its SATA > connector. The OS didn't like that at all. My KDE session kept running, > but I could no longer open any new terminals. I couldn't become root in > an existing terminal that was already running. And I could