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Re: [Qemu-devel] Qemu and heavily increased RSS usage

From: Peter Maydell
Subject: Re: [Qemu-devel] Qemu and heavily increased RSS usage
Date: Wed, 22 Jun 2016 21:56:06 +0100

On 22 June 2016 at 20:55, Peter Lieven <address@hidden> wrote:
> What makes the coroutine pool memory intensive is the stack size of 1MB per
> coroutine. Is it really necessary to have such a big stack?

That reminds me that I was wondering if we should allocate
our coroutine stacks with MAP_GROWSDOWN (though if we're
not actually using 1MB of stack then it's only going to
be eating virtual memory, not necessarily real memory.)

-- PMM

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