lkml.org 
[lkml]   [2021]   [Dec]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH V9 00/14] RTLA: An interface for osnoise/timerlat tracers
Hi!

On 10/12/21 19:11, Daniel Bristot de Oliveira wrote:
> The rtla(1) is a meta-tool that includes a set of commands that
> aims to analyze the real-time properties of Linux. But instead of
> testing Linux as a black box, rtla leverages kernel tracing
> capabilities to provide precise information about the properties
> and root causes of unexpected results.
>
> To start, it presents an interface to the osnoise and timerlat tracers.
> In the future, it will also serve as home to the rtsl [1] and other
> latency/noise tracers.
>
> If you just want to run it, you can download the tarball here:
> - https://bristot.me/files/rtla/tarball/rtla-0.5.tar.bz2
>
> To compile rtla on fedora you need:
> $ git clone git://git.kernel.org/pub/scm/libs/libtrace/libtraceevent.git
> $ cd libtraceevent/
> $ make
> $ sudo make install
> $ cd ..
> $ git clone git://git.kernel.org/pub/scm/libs/libtrace/libtracefs.git
> $ cd libtracefs/
> $ make
> $ sudo make install
> $ cd ..
> $ sudo dnf install python3-docutils procps-devel
> $ cd $rtla_src
> $ make
> $ sudo make install
>
> The tracing option (-t) depends some kernel patches that are
> available at [2].

FWIW, I took this for a spin (on RT) and had a very positive experience
with it. Think is does what it says on the tin and makes using osnoise
and timerlat tracers easier.

Please feel free to add

Tested-by: Juri Lelli <juri.lelli@redhat.com>

Best,
Juri

\
 
 \ /
  Last update: 2021-12-22 07:51    [W:0.068 / U:0.876 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site