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Date: Wed, 23 Nov 2022 14:09:31 -0600 From: Eric Blake <eblake@...hat.com> To: Pavel Machek <pavel@....cz> Cc: kernel list <linux-kernel@...r.kernel.org>, josef@...icpanda.com, linux-block@...r.kernel.org, nbd@...er.debian.org Subject: Re: nbd: please don't spawn 16 threads when nbd is not even in use On Tue, Nov 22, 2022 at 12:56:41PM +0100, Pavel Machek wrote: > Hi! > > I see this... and it looks like there are 16 workqueues before nbd is > even used. Surely there are better ways to do that? Yes, it would be nice to create a pool of workers that only spawns up threads when actual parallel requests are made. Are you willing to help write the patch? -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3266 Virtualization: qemu.org | libvirt.org
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