[MPICH] mpich 1.2.7 and application profiling freeze

[Rajeev Thakur]

Is there any reason you need to use MPICH-1? Can you try MPICH2 instead?

Rajeev
 

> -----Original Message-----
> From: owner-mpich-discuss at mcs.anl.gov 
> [mailto:owner-mpich-discuss at mcs.anl.gov] On Behalf Of Jan Wagner
> Sent: Tuesday, January 30, 2007 3:01 AM
> To: mpich-discuss at mcs.anl.gov
> Subject: [MPICH] mpich 1.2.7 and application profiling freeze
> 
> Hi,
> 
> I'm using mpich 1.2.7b compiled from sources, and I try to run
> applications over 'mpirun' that have been compiled with the 
> '-pg' flag to
> enable profiling.
> 
> The compiler used for mpich and for compiling the application is:
> 
> [jwagner at ps3-001 ~]$ g++ -v
> Using built-in specs.
> Target: ppc64-yellowdog-linux
> Configured with: ../configure --prefix=/usr --mandir=/usr/share/man
> --infodir=/usr/share/info --enable-shared --enable-threads=posix
> --enable-checking=release --with-system-zlib --enable-__cxa_atexit
> --disable-libunwind-exceptions --enable-libgcj-multifile
> --enable-languages=c,c++,objc,obj-c++,java,fortran 
> --enable-java-awt=gtk
> --disable-dssi 
> --with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre
> --enable-secureplt --with-long-double-128 --host=ppc64-yellowdog-linux
> --build=ppc64-yellowdog-linux --target=ppc64-yellowdog-linux
> --with-cpu=default32
> Thread model: posix
> gcc version 4.1.1 20060525 (Yellow Dog 4.1.1-1)
> 
> When the application is compiled without -pg it works just fine with
> mpirun.
> 
> But when the -pg compile and link flag are set, mpirun will simply not
> progress:
> 
> running /home/jr/correlator/mpifxcorr-GNU-gprof on 8 LINUX 
> ch_p4 processors
> Created /home/jr/correlator/PI3664
> 
> There are no RSH or SSH connection attempts in auth.log.
> 
> 
> Checking with strace -f, at "stuck" time there are just a lot of
> 
> [pid  6226] sigreturn()                 = ? (mask now [])
> [pid  6226] --- SIGPROF (Profiling timer expired) @ 0 (0) ---
> [pid  6226] sigreturn()                 = ? (mask now [ABRT 
> BUS FPE KILL
> USR1 SEGV USR2 PIPE TERM STKFLT CONT STOP TSTP TTIN TTOU URG XCPU XFSZ
> VTALRM PROF WINCH])
> 
> 
> Any ideas how to get gprof profiling to work?
> 
> (btw I don't want to profile MPI, or MPI message passing - 
> just profile my
> application internally when it runs a distributed test case)
> 
> thanks,
>  - Jan
> 
>