Re: 64-bit AMD Red Hat Enterprise 3 crash with Quantum SDLT 600 autoloader

From: Michael Heiming (michael+USENET_at_www.heiming.de)
Date: 04/12/05 

Date: Tue, 12 Apr 2005 08:31:32 +0200

In comp.os.linux.hardware Michael Heiming <michael+USENET@www.heiming.de>:
> In comp.os.linux.hardware Vincent Hurtubise <nospam@sas.upenn.edu>:
>> If this is not the correct newsgroup for such issues, please let
>> me know what newsgroups I should post to.

>> We have recently purchased server, for which there is no RHE 3
>> support contract.

> You should upgrade then to a free RHEL clone, centOS or alike.

>> The machine is a dual Opteron 244 cpu, with 4GB of ram and h/w
>> mirrored 80GB U320 scsi internal hard disk. External peripherals
>> include a disk-array and a (1-drive) Quantum SDLT 6000 SuperLoader;
>> both connected in the same scsi chain to the 2nd scsi controller in
>> the box -- the first one is used for the internal disk(s).

> IIRC this tapes works at least on RHEL 3.0 on x86 like a charm,
> you could try investigating into 'man stinit', it shouldn't crash
> without it anyway.

>> OS is RHE 3 ("x86_64" version). The kernel is current (for RHE 3):
>> 2.4.21-27.0.2.smp. No special st driver came with the autoloader; we
>> use the "stock" RHE 3 st driver.

>> When using dump or tar with a 64KB block size and sending the dump/tar
>> file to the SDLT tape drive, the system freezes and must be (cold)
>> restarted. This occurs very quickly. Based on the messages from dump,
>> this seems to happen very quickly when dump tries to access the tape
>> drive. There is no information about the crash in any of the log files.

> Install netdump-client package on the server with the tape and
> netdump-server on another RHEL box, configure it according to the
> docs and you should get a crash dump for further investigation
> (ksymoops).

In addition, try reproducing the crash with a recent kernel from
kernel.org.

[..] 

-- 
Michael Heiming (X-PGP-Sig > GPG-Key ID: EDD27B94)
mail: echo zvpunry@urvzvat.qr | perl -pe 'y/a-z/n-za-m/'
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