NAME

       eztrace.preload - performance analysis tool

SYNOPSIS

       eztrace.preload [OPTION] COMMAND_LINE

DESCRIPTION

       Run COMMAND_LINE and generate an execution trace.

OPTIONS

       -d     Run eztrace.old with gdb

       -e     Show environment

       -p     PadicoTM mode

       -m     MPI mode

       -t [plugin1 plugin2 ... pluginN]
            Select a list of plugins

       -o DIRECTORY
            Select the output DIRECTORY

       -l DIRECTORY
            Add DIRECTORY to the list of directories in which eztrace search for plugins

       -f   Enable EZTRACE_FLUSH

       -?   Display this help and exit

EXAMPLES

       $ eztrace.preload -t "memory pthread" ./my_program param1 param2

       For MPI programs:
       $ mpirun -np 2 `eztrace.preload -m ./my_program` param1 param2

SEE ALSO

       eztrace(1), eztrace_cc(1), eztrace_avail(1)

BUGS

       eztrace.preload  is  a  fallback  launcher  for  eztrace.  It  relies  on  LD_PRELOAD  for
       interception function calls. Thus, it only works for shared libraries.

REPORTING BUGS

       Report eztrace bugs to https://gitlab.com/eztrace/eztrace
       EZTrace home page: <https://eztrace.gitlab.io/eztrace>

AUTHOR

       Francois Trahay (francois.trahay@telecom-sudparis.eu)