++ed by:
SYP YUUKI

2 PAUSE user(s)

Masahiro Nagano
and 1 contributors

NAME

App::derived - run command periodically and calculate rate and check from network

SYNOPSIS

  $ cat CmdsFile
  slowqueries: mysql -NB -e 'show global status like "Slow_queries%"'
  $ derived -MMemcahced,port=11211,host=127.0.0.1 CmdsFile

  $ telnet localhost port
  get slowqueris
  VALUE slowqueris 0 3
  0.2  # slow queries/sec

DESCRIPTION

derived runs commands periodically and capture integer value. And calculate per-second rate. You can retrieve these values from integrated memcached-protocol server or pluggable workers.

You can monitoring the variation of metrics through this daemon.

See detail for perldoc "derived"

AUTHOR

Masahiro Nagano <kazeburo@gmail.com>

SEE ALSO

<derived>

LICENSE

Copyright (C) Masahiro Nagano

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.