FC4 x86_64 dies with heavy SATA RAID load

[Alexander Dalloz]

Am Do, den 30.06.2005 schrieb Mark Miksis um 1:38:

> I have the 3Ware 9500S-4LP (running RAID5) installed in a Dell Poweredge
> 1800 (dual EM64T Xeon, 7520 chipset).  With Fedora Core 4 installed,
> everything seems fine at first glance.  However, after a period (many
> minutes) of heavy disk I/O operations, the machine begins to slow and
> then becomes completely unresponsive.  I get "APIC error on CPUn:
> 00(40)" in dmesg which may or may not be related.  Nothing is logged to
> syslog when the failures occur.  I have tried booting with noapic and
> using the uP kernel.  Some of these configurations make the APIC error
> go away, but the hangs still occur.  This machine will run fine for days
> or more at high CPU loads as long as the I/O load to the RAID card is low.

A known issue. Some weeks ago discussed on the CentOS list:

http://lists.centos.org/pipermail/centos/2005-May/005824.html

Don't know why the bugzilla ticket is restricted

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=121434

Alexander


-- 
Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu 0xB366A773
legal statement: http://www.uni-x.org/legal.html
Fedora Core 2 GNU/Linux on Athlon with kernel 2.6.11-1.35_FC2smp 
Serendipity 03:36:28 up 4 days, 10:28, load average: 0.07, 0.10, 0.09 
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