[Lustre-discuss] ost_brw_write()

Brian J. Murrell Brian.Murrell at Sun.COM
Fri Nov 14 04:11:09 PST 2008


On Thu, 2008-11-13 at 21:32 -0500, Mag Gam wrote:
> OK.
> 
> It seems Lustre FS is dropping the packets.

No.  Nobody said anything about packets being dropped.  They are failing
checksum.

>  I did multiple FTPs and
> they were very large files (10GB each), and no packet drops

Did you verify the contents of what you ftp'd matched the original?  Are
you using the same machines in your ftp tests that are reporting
checksum failures with Lustre?

You might want to look in our test suite and see if there is a checksum
unit test.  I'd be surprised if there is not.  Maybe run that and see
what the results are.  I'm afraid I don't have a lustre source tree very
handy at the moment to check for you.

b.





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