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From: Andi Kleen <andi@firstfloor.org>
To: Wink Saville <wink@saville.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] Documention for trace records (trec).
Date: 27 Mar 2007 17:19:02 +0200 [thread overview]
Message-ID: <p73wt124sux.fsf@bingen.suse.de> (raw)
In-Reply-To: <11747802992043-git-send-email-wink@saville.com>
Wink Saville <wink@saville.com> writes:
> Trec is a light weight tracing mechanism that places
> trace information into a buffer. The contents of the
> buffer is dumped when errors occurs or when enabled
> via SYSRQ commands.
relayfs was supposed to fill this purpose. Why do you want
another one?
It doesn't work for sysrq dumping on fatal errors, but in my
experience on such cases custom tracing is best.
-Andi
prev parent reply other threads:[~2007-03-27 14:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-24 23:51 Wink Saville
2007-03-24 23:51 ` [PATCH 2/3] Trec driver Wink Saville
2007-03-24 23:51 ` [PATCH 3/3] Initialize and use trec_snapshot and trec_print_snapshot Wink Saville
2007-03-25 19:17 ` [PATCH 2/3] Trec driver Randy Dunlap
2007-03-25 19:23 ` [PATCH 1/3] Documention for trace records (trec) Randy Dunlap
2007-03-27 15:19 ` Andi Kleen [this message]
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