From: bert hubert <bert.hubert@netherlabs.nl>
To: Bill Huey <billh@gnuppy.monkey.org>
Cc: Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/4] lock stat for 2.6.19-rt1
Date: Mon, 4 Dec 2006 13:21:29 +0100 [thread overview]
Message-ID: <20061204122129.GA2626@outpost.ds9a.nl> (raw)
In-Reply-To: <20061204015323.GA28519@gnuppy.monkey.org>
On Sun, Dec 03, 2006 at 05:53:23PM -0800, Bill Huey wrote:
> [8264, 996648, 0] {inode_init_once, fs/inode.c, 196}
> [8552, 996648, 0] {inode_init_once, fs/inode.c, 193}
Impressive, Bill!
How tightly is your work bound to -rt? Iow, any chance of separating the
two? Or should we even want to?
> The first column is the number of the times that object was contented against.
> The second is the number of times this lock object was initialized. The third
> is the annotation scheme that directly attaches the lock object (spinlock,
> etc..) in line with the function initializer to avoid the binary tree lookup.
I don't entirely get the third item, can you elaborate a bit?
Do you have a feeling of the runtime overhead?
Thanks.
--
http://www.PowerDNS.com Open source, database driven DNS Software
http://netherlabs.nl Open and Closed source services
next prev parent reply other threads:[~2006-12-04 12:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-04 1:53 [PATCH 0/4] lock stat for 2.6.19-rt1 Bill Huey
2006-12-04 12:21 ` bert hubert [this message]
2006-12-04 17:08 ` Bill Huey
2006-12-04 23:57 ` Bill Huey
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