OptionParser.t parses command line options. For more details, please use the --help option, or try 'perldoc $PROGRAM_NAME' for complete documentation. Usage: $PROGRAM_NAME Options: --cat=A cat option (default a,b) --config=A Read this comma-separated list of config files (must be the first option on the command line). Option types: s=string, i=integer, f=float, h/H/a/A=comma-separated list, d=DSN, z=size, m=time Options and values after processing arguments: --cat a,b --config /etc/percona-toolkit/percona-toolkit.conf,/etc/percona-toolkit/OptionParser.t.conf,$ENV{HOME}/.percona-toolkit.conf,$ENV{HOME}/.OptionParser.t.conf