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Man Pages


Manual Reference Pages  -  PIPEBENCH (1)

NAME

pipebench - Shows speed of stdin/stdout communication

CONTENTS

SYNOPSIS

pipebench [ -ehqQIoru ] [ -s file | -S file ] [ -b bufsize ]

DESCRIPTION

Measures the speed of stdin/stdout communication.

OPTIONS

-h Displays a help message and exits.
-e If an error occurs, exit (breaking the pipe between stdin and stdout. By default an error message is printed to stderr and the program continues.
-q Only show summary stats.
-Q Don’t show running speed or summary stats. Same as -q -o. Can be used to play with buffer size.
-o Don’t show summary.
-b bufsize Use this buffer size, in bytes.
-r Just show raw speed, no fancy stuff. And no summary.
-s file Write status to file instead of stderr.
-S file Write status to file instead of stderr.
-I Use 1kB = 1000B, instead of the default 1024B.
-u Don’t convet to units (kilo, Mega, etc...)

EXAMPLES

Benchmark and show progress of backup
# (cd /home/; tar cf - .) | pipebench | (cd /mnt/backup/; tar xf -)

A number to brag to your friends about
$ dd if=/dev/zero bs=80k count=60k 2> /dev/null | ./pipebench -q > /dev/null

BUGS

No known bugs... yet.

SEE ALSO

dd(1), cat(1)

AUTHOR

Pipebench was written by Thomas Habets <thomas@habets.pp.se>
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pipebench PIPEBENCH (1) 18th Apr, 2003

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