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Date: Mon, 15 Feb 2016 14:03:10 +0800 From: Eryu Guan <guaneryu@...il.com> To: Jeff Layton <jlayton@...chiereds.net> Cc: Andrew Morton <akpm@...ux-foundation.org>, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>, Jan Kara <jack@...e.com>, Eric Paris <eparis@...isplace.org> Subject: Re: [PATCH 2/2] fsnotify: turn fsnotify reaper thread into a workqueue job On Sun, Feb 14, 2016 at 07:15:23PM -0500, Jeff Layton wrote: > We don't require a dedicated thread for fsnotify cleanup. Switch it over > to a workqueue job instead that runs on the system_unbound_wq. > > In the interest of not thrashing the queued job too often when there are > a lot of marks being removed, we delay the reaper job slightly when > queueing it, to allow several to gather on the list. > > Cc: Jan Kara <jack@...e.com> > Cc: Eric Paris <eparis@...isplace.org> > Cc: Andrew Morton <akpm@...ux-foundation.org> > Cc: Eryu Guan <guaneryu@...il.com> > Signed-off-by: Jeff Layton <jeff.layton@...marydata.com> With these two patches applied on top of r.5-rc3, the same test passed 2-hour stress run, also survived stress test that forks 5 processes running the same test program for 30 minutes. Thanks for looking into this! Eryu
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