RE: [Xen-devel] copying large files over NFS locks up machine on-testing from Thursday

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

> I just tried copying the 3GB file over NFS from within a domU 
> on -testing in hopes of getting some debug info. dom0 became 
> unresponsive for a few seconds after close to a minute. It 
> had successfully copied 2.3GB when I hit ^C and then started 
> a copy from NFS to the domU's / which itself is a loopback 
> device mounted over NFS in dom0 - shortly thereafter the 
> machine locked up, the only output being complaints from 
> megaraid about aborted SCSI commands. It seems possible that 
> this is a dom0 issue.

It sounds like the megaraid driver is unhappy. Can you reproduce this
copying the file to /dev/null?

It's worth checking the Dell site to make sure you have the latest
megaraid firmware and driver.

Ian

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