lkml.org 
[lkml]   [2006]   [Dec]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: data corruption with nvidia chipsets and IDE/SATA drives // memory hole mapping related bug?!
John A Chaves wrote:
> I didn't need to run a specific test for this. The normal workload of the
> machine approximates a continuous selftest for almost the last year.
>
> Large files (4-12GB is typical) are being continuously packed and unpacked
> with gzip and bzip2. Statistical analysis of the datasets is followed by
> verification of the data, sometimes using diff, or md5sum, or python
> scripts using numarray to mmap 2GB chunks at a time. The machine
> often goes for days with a load level of 20+ and 32GB RAM + another 32GB
> swap in use. It would be very unlikely for data corruption to go unnoticed.
>
> When I first got the machine I did have some problems with disks being
> dropped from the RAID and occasional log messages implicating the IOMMU.
> But that was with kernel 2.6.16.?, Kernels since 2.6.17 haven't had any
> problem.
>
Ah thanks for that info,.. as far as I can tell,.. this "testing
environment" should have found any corruptions I there had been any.

So I think we could take this as our first working system where the
issue don't occur although we would expect it...

Chris.
begin:vcard
fn:Mitterer, Christoph Anton
n:Mitterer;Christoph Anton
email;internet:calestyo@scientia.net
x-mozilla-html:TRUE
version:2.1
end:vcard

\
 
 \ /
  Last update: 2006-12-23 04:29    [W:0.043 / U:8.120 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site