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Date: Tue, 16 Sep 2014 17:01:16 +0200
From: Michael Büsch <m@...s.ch>
To: Amos Kong <akong@...hat.com>
Cc: virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
herbert@...dor.apana.org.au, mpm@...enic.com,
rusty@...tcorp.com.au, amit.shah@...hat.com,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/3] hw_random: increase schedule timeout in
rng_dev_read()
On Tue, 16 Sep 2014 08:27:40 +0800
Amos Kong <akong@...hat.com> wrote:
> Set timeout to 10:
> non-smp guest with quick backend (1.2M/s) -> about 490K/s)
That sounds like an awful lot. This is a 60% loss in throughput.
I don't think we can live with that.
--
Michael
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