[Pvfs2-users] unexplainable data corruption
troy at scl.ameslab.gov
Fri May 30 10:59:25 EDT 2008
So a bad network card (or maybe pci-X slot) is causing corruption that
still has a correct TCP checksum?
Can you run tcpdump on both server and client and save a trace?
You could also try turning off any TCP or checksum offload in the
Emmanuel Florac wrote:
> Le Fri, 30 May 2008 13:19:36 +0200
> Emmanuel Florac <eflorac at intellique.com> écrivait:
>> Can it be the origin of the culprit? Some buffering error on the
>> machine with the smallest memory size ?
> Actually it's a network problem. I'm using PCI-X Intel Pro-1000 MT dual
> ports cards to interconnect the cluster nodes. I've switched from using
> a port (eth2) to the other one (eth3) and it got ... much worse!
> cluster2 read complete garbage now, while cluster1 still does OK.
> I'm going to try replacing the network card in cluster2.
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