Badari Pulavarty wrote:
On Thu, 2007-10-04 at 18:13 +0200, Valerie Clement wrote:
While running ffsb tests on my ext4 filesystem, I got an Oops in
cache_alloc_refill().
I turned on SLAB debugging and here is the message I got:
slab: Internal list corruption detected in cache 'buffer_hea
Jens Axboe wrote:
On Thu, Apr 19 2007, Valerie Clement wrote:
Jens Axboe wrote:
On Thu, Apr 19 2007, Valerie Clement wrote:
Jens Axboe wrote:
Please tell me how you are running ffsb, and also please include a
dmessg from a booted system.
Hi,
our mails crossed! please see my response to
Jens Axboe wrote:
On Thu, Apr 19 2007, Valerie Clement wrote:
Jens Axboe wrote:
Please tell me how you are running ffsb, and also please include a
dmessg from a booted system.
Hi,
our mails crossed! please see my response to Andrew.
You could reproduce the problem with dd command as
Jens Axboe wrote:
Please tell me how you are running ffsb, and also please include a
dmessg from a booted system.
Hi,
our mails crossed! please see my response to Andrew.
You could reproduce the problem with dd command as suggested, it's more
easy.
I'm sending you the dmesg info. For my tests
Andrew Morton wrote:
It could be due to I/O scheduler changes. Which one are you using? CFQ?
Or it could be that there has been some changed behaviour at the VFS/pagecache
layer: the VFS might be submitting little hunks of lots of files, rather than
large hunks of few files.
Or it could be a
Running benchmark tests (FFSB) on an ext4 filesystem, I noticed a
performance degradation (about 15-20 percent) in sequential write tests
between 2.6.19-rc6 and 2.6.21-rc4 kernels.
I ran the same tests on ext3 and XFS filesystems and I saw the same
performance difference between the two kern
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