Re: [Xen-users] Re: process limit

[Charles Duffy <cduffy@xxxxxxxxxxx>]

Anand wrote:
> Yes it makes sense, however i was wondering if something like this is
> possible or not. Lets say a heavy disk io process goes wild and keeps
> on writing to disk and span multiple processes, the dom0 can come to a
> grinding halt. (for that matter there is no way to do disk io
> scheduling like cpu scheduling :( ) 

IIRC, disk I/O scheduling is a TODO for Xen and should be supported in
the future.

That said, have you actually seen this case (where the Dom0 comes to a
complete halt, I/O blocked on account of disk usage by the DomUs)?

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