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OCF_HEARTBEAT_STORAG(7) OCF resource agents OCF_HEARTBEAT_STORAG(7) NAME ocf_heartbeat_storage-mon - storage I/O health status SYNOPSIS storage-mon [start | stop | monitor | meta-data | validate-all] DESCRIPTION System health agent that checks the storage I/O status of the given drives and updates the #health-storage attribute. Usage is highly recommended in combination with the HealthSMART monitoring agent. The agent currently support a maximum of 25 devices per instance. SUPPORTED PARAMETERS state_file Location to store the resource state in. (unique, optional, string, default "/var/run/resource-agents/storage-mon-RESOURCE_ID.state") drives The drive(s) to check as a SPACE separated list. Enter the full path to the device, e.g. "/dev/sda". (unique, required, string, no default) io_timeout Specify disk I/O timeout in seconds. Minimum 1, recommended 10 (default). (optional, integer, default 10) check_interval Specify interval between I/O checks in seconds.(Only supported with the damonize option.) (optional, integer, default 30) inject_errors Used only for testing! Specify % of I/O errors to simulate drives failures. (optional, integer, no default) daemonize Specifies to start storage-mon as a daemon and check for devices. (optional, boolean, default false) SUPPORTED ACTIONS This resource agent supports the following actions (operations): start Starts the resource. Suggested minimum timeout: 10s. stop Stops the resource. Suggested minimum timeout: 120s. monitor Performs a detailed status check. Suggested minimum timeout: 120s. Suggested interval: 30s. 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: 10s. EXAMPLE CRM SHELL The following is an example configuration for a storage-mon resource using the crm(8) shell: primitive p_storage-mon ocf:heartbeat:storage-mon \ params \ drives=string \ op monitor timeout="120s" interval="30s" start-delay="0s" EXAMPLE PCS The following is an example configuration for a storage-mon resource using pcs(8) pcs resource create p_storage-mon ocf:heartbeat:storage-mon \ drives=string \ op monitor timeout="120s" interval="30s" start-delay="0s" SEE ALSO http://clusterlabs.org/ AUTHOR ClusterLabs contributors (see the resource agent source for information about individual authors) resource-agents 4.13.0 04/12/2025 OCF_HEARTBEAT_STORAG(7)
NAME | SYNOPSIS | DESCRIPTION | SUPPORTED PARAMETERS | SUPPORTED ACTIONS | EXAMPLE CRM SHELL | EXAMPLE PCS | SEE ALSO | AUTHOR
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