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Re: [Xen-devel] [PATCH] xenpaging:add a new array to speed up page-in in xenpaging

On Thu, Jan 05, Olaf Hering wrote:

> Is the page-out time for 512M really that fast? For me page-out is still
> really slow even when the pagefile is in tmpfs. It takes several
> minutes, I get around 4MB/s. page-in is around 20MB/s.

Wait, the slow page-out is due to the poll() timeout in
xenpaging_wait_for_event_or_timeout(). This can be fixed with some sort
of dynamic timeout while there is still something to page-out.


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