Re: smal mdadm 1.5 bug

2006-08-21 Thread Neil Brown
On Monday August 21, [EMAIL PROTECTED] wrote: > > > > We have had a raidsystem running for several years > Created by the Fedora Core 2 installscript. > > Is has bit bigger raidsystem of more than 11 TB > It was installed on 32 bit Fedora Core 2 linux 2.6.10 with mdadm 1.50 > > After a fail

Re: invalid superblock - *again*

2006-08-21 Thread Neil Brown
On Tuesday August 22, [EMAIL PROTECTED] wrote: > Am Montag, 21. August 2006 13:04 schrieb Dexter Filmore: > I seriously don't know what's going on here. > I upgraded packages and rebooted the machine to find that now disk 4 of 4 is > not assembled. > > Here's dmesg and mdadm -E > >

Re: invalid superblock - *again*

2006-08-21 Thread Dexter Filmore
Am Montag, 21. August 2006 13:04 schrieb Dexter Filmore: I seriously don't know what's going on here. I upgraded packages and rebooted the machine to find that now disk 4 of 4 is not assembled. Here's dmesg and mdadm -E * dmesg ** [ 38.439644] md: md0 stopped.

Re: RAID5 producing fake partition table on single drive

2006-08-21 Thread Doug Ledford
On Mon, 2006-08-21 at 17:35 +1000, Neil Brown wrote: > > Buffer I/O error on device sde3, logical block 1793 > > This, on the other hand, might be a problem - though possibly only a > small one. > Who is trying to access sde3 I wonder. I'm fairly sure the kernel > wouldn't do that directly. It'

[patch 19/20] MD: Fix a potential NULL dereference in md/raid1

2006-08-21 Thread Greg KH
-stable review patch. If anyone has any objections, please let us know. -- From: NeilBrown <[EMAIL PROTECTED]> At the point where this 'atomic_add' is, rdev could be NULL, as seen by the fact that we test for this in the very next statement. Further is it is really the wrong pla

Re: [stable] [PATCH] Fix a potential NULL dereference in md/raid1

2006-08-21 Thread Greg KH
On Mon, Aug 21, 2006 at 10:05:26AM +1000, NeilBrown wrote: > patch for 2.6.17 stable series. > Thanks, > NeilBrown > ### Comments for Changeset > > At the point where this 'atomic_add' is, rdev could be NULL, > as seen by the fact that we test for this in the very next > statement. > Further is i

smal mdadm 1.5 bug

2006-08-21 Thread jwillem
We have had a raidsystem running for several years Created by the Fedora Core 2 installscript. Is has bit bigger raidsystem of more than 11 TB It was installed on 32 bit Fedora Core 2 linux 2.6.10 with mdadm 1.50 After a failure we had one disk that was out sync. Couldn't assemble raidset,

Re: invalid superblock - why?

2006-08-21 Thread Dexter Filmore
Am Montag, 21. August 2006 03:26 schrieb Neil Brown: > > The output of > mdadm -E /dev/sdc1 > might have been interesting, but I guess it is too late for that now. True. Bummer. As you can imagine I wanted the array degraded for as short as possible and was eager to take measures to bring it ba

Re: RAID5 producing fake partition table on single drive

2006-08-21 Thread Lem
On Mon, 2006-08-21 at 17:35 +1000, Neil Brown wrote: > On Saturday August 19, [EMAIL PROTECTED] wrote: > > Hi all, > > > > I'm having a problem with my RAID5 array, here's the deal: > > > > System is an AMD Athlon 64 X2 4200+ on a Gigabyte K8NS-939-Ultra > > (nForce3 Ultra). Linux 2.6.17.7, x86_6

Re: RAID5 producing fake partition table on single drive

2006-08-21 Thread Neil Brown
On Saturday August 19, [EMAIL PROTECTED] wrote: > Hi all, > > I'm having a problem with my RAID5 array, here's the deal: > > System is an AMD Athlon 64 X2 4200+ on a Gigabyte K8NS-939-Ultra > (nForce3 Ultra). Linux 2.6.17.7, x86_64. Debian GNU/Linux Sid, GCC 4.1.1 > (kernel configured and compile