NAME
gfgrep - search a file for a pattern
SYNOPSIS
gfrun gfarm:gfgrep -o output-gfarm-URL pattern input-gfarm-URL ...
gfrun gfarm:gfgrep -o output-gfarm-URL -e pattern input-gfarm-URL ...
DESCRIPTION
gfgrep is a sample program of parallel applications executed by gfrun(1) as well as an example to create a Gfarm file in the local file view.
gfgrep searches a pattern from input-gfarm-URL, and outputs to output-gfarm-URL.
Every parallel application executed by gfrun(1) should interpret the -I and -N options that show the rank and the size of the parallel program, respectively, and call gfs_pio_set_local().
OPTIONS
- -e pattern
-
is useful to protect patterns beginning with -.
- -o gfarm-URL
-
specifies an output Gfarm file.
- -?
-
displays a list of command options.