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Re: Using systemtap on MPI applications
- From: "Frank Ch. Eigler" <fche at redhat dot com>
- To: "Olausson, Bjoern" <contactme at olausson dot de>
- Cc: systemtap at sourceware dot org
- Date: Mon, 2 May 2016 11:25:41 -0400
- Subject: Re: Using systemtap on MPI applications
- Authentication-results: sourceware.org; auth=none
- References: <CAE7O3Td1P1jFFbbBFu5k+uu8w8Zw9+fSgRYJqc7d4H57dAV09A at mail dot gmail dot com> <y0mh9g7a77l dot fsf at fche dot csb> <CAE7O3TfvL=7YmYeEyo=MrKM7T8ph_PMqgxYGko-BtzyHGLaf4Q at mail dot gmail dot com> <20160316140724 dot GD3854 at redhat dot com> <CAE7O3Tcg7317VY5eH_ipqP7wqUR9CnwmCsdU4z+=wVbv3y14SQ at mail dot gmail dot com> <20160317124917 dot GC29879 at redhat dot com> <CAE7O3Tf0fxhQOusWsoD=_oRCOZ+vUj_49aAL=fa1x6xzWdBG5A at mail dot gmail dot com> <CAE7O3TeYx+TO=7UJk0HssJxz8S+RwUVqK3bWzBj5ZRpCxZKWQw at mail dot gmail dot com>
Hi, -
> [...] Does anyone have a suggestion on how to trace MPIIO calls?
> [...]
If I am guessing correctly, how about probing:
probe process("/usr/lib*/openmpi/lib/openmpi/mca_io_ompio.so")
.function("*ompio_file_*") { }
- FChE