Messages in this thread | | | Date | Tue, 07 Aug 2007 18:05:27 -0400 | From | Jeff Garzik <> | Subject | Re: Data corruption |
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paul wrote: > Since 2-3 month I have some random data corruption on my Linux server, after > checking disks independently (i'm using raid1on 2 sata disk, the problem is > the same w/o raid) and memory, hardware simce to be out of cause... > > Here is my problem: > => head --bytes=300m /dev/urandom > test > => for i in `seq 0 9` ; do cp test test$i ; done > => md5sum test* > I got : > 014666c728c9e3b8299579fae499864a test > 014666c728c9e3b8299579fae499864a test0 > 333fd93d093ac612cd8d5f65628f734e test1 > 1ab6ee68c6a7d9ff5a05f9d63f0f6df6 test2 > 96e96483e3175a59c9c05b6720514e1e test3 > 014666c728c9e3b8299579fae499864a test4 > b24dbccc9f4831f8825ab4a55a3be4aa test5 > 8493efc9c14e4b5c162ac23696fbc16a test6 > 6a5f4301f66d0379049d79d0e14e2a87 test7 > 2c81cfa1c3a03aba134574922ee5d75c test8 > 2ea15c8392bfd0123472a80125bb3abe test9 > > ^^^ that sounds really bad for my data :( > > =================================================================== > I did some tests : > * badblocks on the two disk with ro and rw tests => report no error > * memtest during 6 hours => report no error > > * I reproduces the error > - under xen client host (first time issue) > - under xen hypervisor > - under basic kernel with raid mirroring + ext3 and raiserfs > - under basic kernel w/o raid but ext3 ans reiserfs > > My configuration > * Asus P5B-VM > * 4 Gb [try with and w/o options memory remaping] > * Intel Core 2 Duo [normal speed and underclocked(233 bus speed)] > * Hd SATA WD 80Gb
Corruption with which controller? pata_jmicron? ata_piix? ahci?
Can you reproduce with 2.6.23-rc2? If not, please report the bug to OpenSuSE, since we only support unmodified vanilla kernels here.
Jeff
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