lkml.org 
[lkml]   [2009]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/4] [GIT PULL] memory saving ring buffer for tip/tracing/ftrace
On Wed, 11 Mar 2009 22:37:20 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> Ingo,
>
> This patch series implements a better memory management by the
> ring buffer. It only allocates the buffers for the online CPUS, as well
> as keeps the buffers to a minimum size until they are used.
>
> Please pull the latest tip/tracing/ftrace tree, which can be found at:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace.git
> tip/tracing/ftrace
>
>
> Steven Rostedt (4):
> tracing: keep ring buffer to minimum size till used
> tracing: expand the ring buffers when an event is activated
> tracing: fix trace_wait to know to wait on all cpus or just one
> ring-buffer: only allocate buffers for online cpus
>

How difficult is it to apply this to 2.6.27? Fedora is still on that
kernel and it would be nice if I could get my memory back on a
distribution kernel. :)

Rgds
--
-- Pierre Ossman

WARNING: This correspondence is being monitored by the
Swedish government. Make sure your server uses encryption
for SMTP traffic and consider using PGP for end-to-end
encryption.
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2009-03-12 08:11    [W:0.100 / U:2.060 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site