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ocf_heartbeat_scsi2reservation

scsi-2 reservation

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: 300s.

stop

Stops the resource. Suggested minimum timeout: 100s.

monitor

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

meta-data

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

validate-all

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

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="20s" interval="20s"

The following is an example configuration for a scsi2reservation resource using pcs(8)

pcs resource create p_scsi2reservation ocf:heartbeat:scsi2reservation \
  op monitor OCF_CHECK_LEVEL="0" timeout="20s" interval="20s"

http://clusterlabs.org/

ClusterLabs contributors (see the resource agent source for information about individual authors)