Name

ocf_heartbeat_scsi2reservation — scsi-2 reservation

Synopsis

scsi2reservation [ start | stop | monitor | meta-data | validate-all ]

Description

The scsi-2-reserve resource agent is a place holder for SCSI-2 reservation. A healthy instance of scsi-2-reserve resource, indicates the own of the specified SCSI device. This resource agent depends on the scsi_reserve from scsires package, which is Linux specific.

Supported Parameters

scsi_reserve

The scsi_reserve is a command from scsires package. It helps to issue SCSI-2 reservation on SCSI devices. (optional, string, default /usr/sbin/scsi_reserve)

sharedisk

The shared disk that can be reserved. (optional, string, default /dev/sdb)

start_loop

We are going to try several times before giving up. Start_loop indicates how many times we are going to re-try. (optional, string, default 10)

Supported Actions

This resource agent supports the following actions (operations):

start

Starts the resource. Suggested minimum timeout: 300.

stop

Stops the resource. Suggested minimum timeout: 100.

monitor

Performs a detailed status check. Suggested minimum timeout: 20. Suggested interval: 20.

meta-data

Retrieves resource agent metadata (internal use only). Suggested minimum timeout: 5.

validate-all

Performs a validation of the resource configuration. Suggested minimum timeout: 30.

Example

The following is an example configuration for a scsi2reservation resource using the crm(8) shell:

primitive example_scsi2reservation ocf:heartbeat:scsi2reservation \

  op monitor depth="0" timeout="20" interval="20" 

See also

http://www.linux-ha.org/wiki/scsi2reservation_(resource_agent)