> On 18 Aug 2016, at 08:49, Alexander Bluhm <[email protected]> wrote: > > On Wed, Aug 17, 2016 at 09:21:21PM +0200, Claudio Jeker wrote: >> On Wed, Aug 17, 2016 at 02:29:49PM +0200, Alexander Bluhm wrote: >>> As I understand, we are hitting the global mbuf cluster limit. I >>> don't see how a changed pool wakeup policy could fix this hang. >>> >> >> Choose your poision. > > According to the commit messages M_NOWAIT fixed real world problems > in OpenBSD and NetBSD. So I would not remove it.
im agreeing with you that this behaviour should not change as part of taking advantage of bigger clusters. you're right that we should at least be careful about changing the wait behaviour, and definitely do it separately if at all. dlg
