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Re: Bug#556024: base: Kernel crashes on disk i/o (with PostgreSQL 8.4)



reassign 556024 linux-2.6
thanks

On Freitag, 13. November 2009, Steffen Dedekind wrote:
> Package: base
> Severity: important
>
> While I performing a test with the database postgresql version 8.4 the
> kernel hangs up:
>
> Call Trace:
> journal_dirty_data
> ext3_journal_dirty_data
> walk_page_buffers
> journal_dirty_data_fn
> ext3_ordered_write_end
> generic_file_buffered_write
> ext3_mark_inode_dirty
> __generic_file_aio_write_nolock
> update_queue
> generic_file_aio_write
> ext3_file_write
> do_sync_write
> autoremove_wake_function
> .....
>
> I'm using the Debian 5.0.3 lenny with the 2.6.30-2-amd64 kernel (Netinst)
> on a Dell server. In the test mentioned above I provide approx. 250
> SQL-Inserts to PostgreSQL for performance testing. The crashtime varies
> from 20min after the test starts up to 7 hours. I tried to get help with
> some PostreSQL support - so we tested several configurations of PostgreSQL
> without any success. It semms there is a Disk i/o problem in the kernel.
> Contact me if i should provide some more information.
>
> Best regards
> Steffen Dedekind
>
> -- System Information:
> Debian Release: squeeze/sid
>   APT prefers testing
>   APT policy: (500, 'testing')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 2.6.30-2-amd64 (SMP w/4 CPU cores)
> Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/bash


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