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List:       xen-devel
Subject:    Re: [Xen-devel] suspending a domain in the ngio world
From:       Keir Fraser <Keir.Fraser () cl ! cam ! ac ! uk>
Date:       2004-05-15 23:21:44
Message-ID: E1BP8TQ-0002Bx-00 () mta1 ! cl ! cam ! ac ! uk
[Download RAW message or body]

> The dd is running in DOM1. The OOM killer is getting run in DOM0.
> There is clearly a memory leak in the block I/O path.

Now fixed. It turned out to be rather blatant.

> On a side note - I don't need suspend/restore, I just need coredump and
> almost immediately after that PTRACE_STOP. So long as I can stop the
> domain long enough to write out its state I have what I need.

A pause operation will be coming up soon, as part of a cleanup of the
scheduler interface in Xen. This will fix the problem that there's
currently no way to stop a domain without having it suspend itself.

 -- Keir


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