Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-23 Thread Holger Kiehl
On Mon, 22 Jan 2001, Neil Brown wrote: > > There have been assorted reports of filesystem corruption on raid5 in > 2.4.0, and I have finally got a patch - see below. > I don't know if it addresses everybody's problems, but it fixed a very > really problem that is very reproducable. > > The

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-23 Thread Holger Kiehl
On Mon, 22 Jan 2001, Neil Brown wrote: There have been assorted reports of filesystem corruption on raid5 in 2.4.0, and I have finally got a patch - see below. I don't know if it addresses everybody's problems, but it fixed a very really problem that is very reproducable. The problem is

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-22 Thread Edward
Neil Brown wrote: > > There have been assorted reports of filesystem corruption on raid5 in > 2.4.0, and I have finally got a patch - see below. > I don't know if it addresses everybody's problems, but it fixed a very > really problem that is very reproducable. > > The problem is that parity

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-22 Thread Holger Kiehl
On Sun, 21 Jan 2001, Manfred Spraul wrote: > I've attached Holger's testcase (ext2, SMP, raid5) > boot with "mem=64M" and run the attached script. > The script creates and deletes 9 directories with 10.000 in each dir. > Neil, could you run it? I don't have an raid 5 array - SMP+ext2 without >

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-22 Thread Hans Reiser
We'll test and get back to you. Hans Neil Brown wrote: > > There have been assorted reports of filesystem corruption on raid5 in > 2.4.0, and I have finally got a patch - see below. > I don't know if it addresses everybody's problems, but it fixed a very > really problem that is very

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-22 Thread Hans Reiser
We'll test and get back to you. Hans Neil Brown wrote: There have been assorted reports of filesystem corruption on raid5 in 2.4.0, and I have finally got a patch - see below. I don't know if it addresses everybody's problems, but it fixed a very really problem that is very reproducable.

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-22 Thread Holger Kiehl
On Sun, 21 Jan 2001, Manfred Spraul wrote: I've attached Holger's testcase (ext2, SMP, raid5) boot with "mem=64M" and run the attached script. The script creates and deletes 9 directories with 10.000 in each dir. Neil, could you run it? I don't have an raid 5 array - SMP+ext2 without

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-22 Thread Edward
Neil Brown wrote: There have been assorted reports of filesystem corruption on raid5 in 2.4.0, and I have finally got a patch - see below. I don't know if it addresses everybody's problems, but it fixed a very really problem that is very reproducable. The problem is that parity can be

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Neil Brown
On Monday January 22, [EMAIL PROTECTED] wrote: > In article <[EMAIL PROTECTED]> you wrote: > > There have been assorted reports of filesystem corruption on raid5 in > > 2.4.0, and I have finally got a patch - see below. > > I don't know if it addresses everybody's problems, but it fixed a very >

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Bernd Eckenfels
In article <[EMAIL PROTECTED]> you wrote: > There have been assorted reports of filesystem corruption on raid5 in > 2.4.0, and I have finally got a patch - see below. > I don't know if it addresses everybody's problems, but it fixed a very > really problem that is very reproducable. Do you know

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Manfred Spraul
I've attached Holger's testcase (ext2, SMP, raid5) boot with "mem=64M" and run the attached script. The script creates and deletes 9 directories with 10.000 in each dir. Neil, could you run it? I don't have an raid 5 array - SMP+ext2 without raid5 is ok. Holger, what's your ext2 block size, and

[PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Neil Brown
There have been assorted reports of filesystem corruption on raid5 in 2.4.0, and I have finally got a patch - see below. I don't know if it addresses everybody's problems, but it fixed a very really problem that is very reproducable. The problem is that parity can be calculated wrongly when

[PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Neil Brown
There have been assorted reports of filesystem corruption on raid5 in 2.4.0, and I have finally got a patch - see below. I don't know if it addresses everybody's problems, but it fixed a very really problem that is very reproducable. The problem is that parity can be calculated wrongly when

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Manfred Spraul
I've attached Holger's testcase (ext2, SMP, raid5) boot with "mem=64M" and run the attached script. The script creates and deletes 9 directories with 10.000 in each dir. Neil, could you run it? I don't have an raid 5 array - SMP+ext2 without raid5 is ok. Holger, what's your ext2 block size, and

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Bernd Eckenfels
In article [EMAIL PROTECTED] you wrote: There have been assorted reports of filesystem corruption on raid5 in 2.4.0, and I have finally got a patch - see below. I don't know if it addresses everybody's problems, but it fixed a very really problem that is very reproducable. Do you know if it

Re: [PATCH] - filesystem corruption on soft RAID5 in 2.4.0+

2001-01-21 Thread Neil Brown
On Monday January 22, [EMAIL PROTECTED] wrote: In article [EMAIL PROTECTED] you wrote: There have been assorted reports of filesystem corruption on raid5 in 2.4.0, and I have finally got a patch - see below. I don't know if it addresses everybody's problems, but it fixed a very really