opacheckload

Returns load information on hosts in the fabric.

Syntax

opacheckload [-f hostfile] [-h 'hosts'] [-r] [-a|-n numprocs] [-d uploaddir]

Options

--help

Produces full help text.

-f hostfile

Specifies the file with hosts to check. Default = /etc/opa/hosts

-h hosts

Specifies the list of hosts to check.

-r
Reverses output to show the least busy hosts. Default is busiest hosts.
-n numprocs
Shows the specified number of top numprocs hosts. Default is 10.
-a

Shows all hosts. Default is 10.

-d upload_dir

Specifies the target directory to upload loadavg. Default is uploads.

Examples

opacheckload
opacheckload -h 'arwen elrond'
HOSTS='arwen elrond' opacheckload

Environment Variables

The following environment variables are also used by this command:

HOSTS

List of hosts, used if -h option not supplied.

HOSTS_FILE

File containing list of hosts, used in absence of -f and -h.

UPLOADS_DIR

Directory to upload loadavg, used in absence of -d.

FF_MAX_PARALLEL

Maximum concurrent operations.