NAME¶

ziomon_zfcpdd - monitor zfcp through blktrace drv_data traces

SYNOPSIS¶

ziomon_zfcpdd [ -v ] [ -V ] [ -h ] [ -i interval ] [ -b file ] [ -Q msgq_path -q msgq_id -m msg_id ]

DESCRIPTION¶

ziomon_zfcpdd monitors performance relevant data provided by the zfcp device driver: channel und fabric latency, QDIO outbound queue utilisation.

ziomon_zfcpdd periodically writes statistics every time a user-sepcified interval elapses.

ziomon_zfcpdd consumes zfcp drv_data traces provided by the binary output of blktrace.

OPTIONS¶

-h or --help

Print usage information, then exit.

-v or --version

Print version information, then exit.

-V or --verbose

Be verbose.

-i interval or --interval interval

Specify interval length in seconds.

-b file or --binary file

Specify the filename for binary output.

-Q msgq_path or --msg-queue msgq_path

Specify the message queue path name.

-q msgq_id or --msg-queue-id msgq_id

Specify the message queue id.

-m msg_id or --msg-id msg_id

Specify the message id to use.

SEE ALSO¶

blktrace (8)