[lttng-dev] Running under Fedora 12

Joe Dougherty joe14 at commsat.com
Wed Jan 11 14:49:21 EST 2012


I have had success using LTTng 0.198 with the 2.6.32.9 kernel. The LTTng
compatibility matrix is the best place to look for what you should
download. For example, it looks like you could go all the way up to LTTng
0.226 with the 2.6.32.9 kernel. Now, 2.6.32.26 is not explicitly listed in
the compatibility matrix, but I would suggest pulling down a version of
LTTng that is compatible with the 2.6.32.X kernel and seeing if the patches
take.

HTH
Joe

From: Matthew Khouzam [mailto:matthew.khouzam at ericsson.com]
Sent: Wednesday, January 11, 2012 1:19 PM
To: lttng-dev at lists.lttng.org
Subject: EXT :Re: [lttng-dev] Running under Fedora 12

I haven't tested, but
LTTng 0.x should work, It works on ubuntu 10.04 which uses 2.6.32
LTTng 2.0 would need some more love to work. I think the minimum kernel is
2.6.36, see the readme

 "So far, it has been tested on vanilla Linux kernels 2.6.38, 2.6.39 and
3.0 (on x86 32/64-bit, and powerpc 32-bit at the moment, build tested on
ARM). It should work fine with newer kernels and other architectures, but
expect build issues with kernels older than 2.6.36. The clock source
currently used is the standard gettimeofday (slower, less scalable and less
precise than the LTTng 0.x clocks). Support for LTTng 0.x clocks will be
added back soon into LTTng 2.0. Please note that lttng-modules 2.0 can
build on a Linux kernel patched with the LTTng 0.x patchset, but the
lttng-modules 2.0 replace the lttng-modules 0.x, so both tracers cannot be
installed at the same time for a given kernel version."

Hope this helps.
Matt


On 12-01-09 02:20 PM, Miceli, Carlo J. wrote:
Has anyone run lttng under fedora core 12 2.6.32.26-175.fc12.i686

Have trouble trying to figure out what to download for this kernel.

Can anyone help here ?

Thanks,

Carlo
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