From: Robert Love <rml@novell.com>
To: John Hawkes <hawkes@sgi.com>
Cc: John McCutchan <ttb@tentacle.dhs.org>,
John Hawkes <hawkes@tomahawk.engr.sgi.com>,
linux-kernel@vger.kernel.org
Subject: Re: 2.6.10-mm3 scaling problem with inotify
Date: Fri, 14 Jan 2005 13:15:49 -0500 [thread overview]
Message-ID: <1105726549.6027.268.camel@localhost> (raw)
In-Reply-To: <002301c4fa63$9d9d3b10$6900a8c0@comcast.net>
On Fri, 2005-01-14 at 10:05 -0800, John Hawkes wrote:
> The patch shows a substantial 4x improvement for my specific workload (@64p),
> although I can still envision workloads that will stimulate high spinlock
> contention from spin_lock(&dentry->d_lock). First things first -- let's get
> this fix into the -mm tree. Thanks!
Glad it worked!
Does the spin_lock() show up in dnotify's code path? It is getting
called, unconditionally, there, too.
Robert Love
next prev parent reply other threads:[~2005-01-14 18:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-13 23:56 2.6.10-mm3 scaling problem with inotify John Hawkes
2005-01-14 0:49 ` Robert Love
2005-01-14 1:31 ` John McCutchan
2005-01-14 2:29 ` Robert Love
2005-01-14 18:05 ` John Hawkes
2005-01-14 18:15 ` Robert Love [this message]
2005-01-14 18:39 ` John Hawkes
-- strict thread matches above, loose matches on Subject: below --
2005-01-14 0:51 John Hawkes
2005-01-14 2:31 Zou, Nanhai
2005-01-14 2:36 ` John McCutchan
2005-01-14 2:41 ` Robert Love
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