Messages in this thread |  | | From | Neil Brown <> | Date | Mon, 27 Nov 2000 16:49:45 +1100 (EST) | Subject | Re: ext2 filesystem corruptions back from dead? 2.4.0-test11 |
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On Friday November 24, viro@math.psu.edu wrote: > > > On Fri, 24 Nov 2000, Neil Brown wrote: > > > I ran my test script, which builds a variety of raid5 arrays with > > varying numbers of drives and chunk sizes, and runs mkfs/bonnie/dbench > > on each array, and it got through about 8 file systems but choked on > > the 9th by trying to allocate lots of blocks in the system zone (after > > running for about an hour). > > Bloody interesting. I don't see anything recent that could affect the > areas in question. Intersting versions to check: 11-pre5 and 11-pre6. > It smells like buffer cache corruption, but I don't see anything > relevant. __generic_unplug_device() change loock pretty innocent, > ditto for bh_kmap() ones in raid5 and on ext2 side we had two obviously > equivalent replacements (pre5->pre6). No buffer.c changes, no VM ones. > Urgh.
Turns out my data is a false alarm. It was a bug in my raid5 code - and not a recent bug either - that was causing my filesystem corruption.
So if your earlier patches work for everybody else then they look like a good way to go. I have fixed my fatal flaw and I cannot reproduce the problems any more. Patch has gone to Alan.
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