Re: [PATCH 01/10] xfs: add trace points for log forces

xfs

Re: [PATCH 01/10] xfs: add trace points for log forces

To:	Dave Chinner <david@xxxxxxxxxxxxx>
Subject:	Re: [PATCH 01/10] xfs: add trace points for log forces
From:	Mark Tinguely <tinguely@xxxxxxx>
Date:	Mon, 30 Apr 2012 14:25:57 -0500
Cc:	xfs@xxxxxxxxxxx
In-reply-to:	<1335249220-22274-2-git-send-email-david@xxxxxxxxxxxxx>
References:	<1335249220-22274-1-git-send-email-david@xxxxxxxxxxxxx> <1335249220-22274-2-git-send-email-david@xxxxxxxxxxxxx>
User-agent:	Mozilla/5.0 (X11; FreeBSD amd64; rv:9.0) Gecko/20120122 Thunderbird/9.0

On 04/24/12 01:33, Dave Chinner wrote:

From: Dave Chinner<dchinner@xxxxxxxxxx>

To enable easy tracing of the location of log forces and the
frequency of them via perf, add a pair of trace points to the log
force functions.  This will help debug where excessive log forces
are being issued from by simple perf commands like:


Good idea.


Reviewed-by: Mark Tinguely <tinguely@xxxxxxx>

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[PATCH 00/10] xfs: discontiguous buffer support a.k.a. die xfs_dabuf die, Dave Chinner [PATCH 05/10] xfs: add discontiguous buffer support to transactions, Dave Chinner [PATCH 01/10] xfs: add trace points for log forces, Dave Chinner Re: [PATCH 01/10] xfs: add trace points for log forces, Mark Tinguely <= [PATCH 10/10] xfs: factor buffer reading from xfs_dir2_leaf_getdents, Dave Chinner [PATCH 07/10] xfs: support discontiguous buffers in the xfs_buf_log_item, Dave Chinner [PATCH 02/10] xfs: separate buffer indexing from block map, Dave Chinner Re: [PATCH 02/10] xfs: separate buffer indexing from block map, Mark Tinguely Re: [PATCH 02/10] xfs: separate buffer indexing from block map, Dave Chinner [PATCH 06/10] xfs: struct xfs_buf_log_format isn't variable sized., Dave Chinner [PATCH 03/10] xfs: convert internal buffer functions to pass maps, Dave Chinner [PATCH 04/10] xfs: add discontiguous buffer map interface, Dave Chinner [PATCH 08/10] xfs: use multiple irec xfs buf support in dabuf, Dave Chinner [PATCH 09/10] xfs: remove struct xfs_dabuf and infrastructure, Dave Chinner

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