Re: [Xen-devel] [RFC][PATCH 12/13] Kemari: use signal to save qemu state for Kemari

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

Yoshiaki Tamura wrote:

> Have you measured, or any thoughts on the latency of xenstore compared to 
> signals?


I did a couple of quick tests and it seems that signals are faster then
xenstore but still xenstore offers good performances.

I measured the time using rdtsc at the sender size and at the receiver
size, the difference between the two values is the following:

signals: 368836

xenstore: 1984632




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