ocf_heartbeat_scsi2reservation (7)

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

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.

scsi_reserve

The scsi_reserve is a command from scsires package. It helps one 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")

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.

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

primitive p_scsi2reservation ocf:heartbeat:scsi2reservation \
  op monitor depth="0" timeout="20" interval="20"

\m[blue]http://www.linux-ha.org/wiki/scsi2reservation_(resource_agent)\m[]

Linux-HA contributors (see the resource agent source for information about individual authors)