DESCRIPTION

otfmerge - Change the number of streams for an existing OTF trace.

Syntax: otfmerge [options] <input file name>

options:

-h, --help

show this help message

-V

show OTF version

-p

show progress

-n <n>

set number of streams for output set this to 0 for using one stream per process (default: 1)

-f <n>

max. number of filehandles available per rank

-o <name>

namestub of the output file (default: out)

-rb <size>

set buffersize of the reader (for each rank)

-wb <size>

set buffersize of the writer (for each rank)

-z <zlevel>

write compressed output zlevel reaches from 0 to 9 where 0 is no compression and 9 is the highest level

--stats

cover statistics too

--snaps

cover snapshots too

--long

write long OTF format