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25.8 Cluster Manager Subscription Messaging 25.10 Cluster Manager Message Broker

25.9Cluster Manager Maintenance

The Cluster Manager Maintenance configuration category includes the following configurable options:

Heartbeat Persist Frequency MS
Stats Persist Frequency MS
Stats Cleanup Frequency MS
Scheduler Thread Count
Audit Log Database Enabled
Audit Log Broker Enabled
Transaction Log Retention (Days)
Stats Retention (Days) - Minute Level
Stats Retention (Days) - Hour Level
Stats Retention (Days) - Day Level

25.9.1Property: Heartbeat Persist Frequency MS

Property Name	Heartbeat Persist Frequency MS
Property Key
Property Type	POSITIVE_INTEGER
Description	How often module health status is persisted to the database
Default Value	`15000`
Example Property	`module.[MODULE_ID].config.stats.heartbeat_persist_frequency_ms = 15000`

25.9.2Property: Stats Persist Frequency MS

Property Name	Stats Persist Frequency MS
Property Key
Property Type	POSITIVE_INTEGER
Description	How often module module performance statistics are persisted to the database. Should be greater than or equal to stats.heartbeat_persist_frequency_ms
Default Value	`60000`
Example Property	`module.[MODULE_ID].config.stats.stats_persist_frequency_ms = 60000`

25.9.3Property: Stats Cleanup Frequency MS

Property Name	Stats Cleanup Frequency MS
Property Key
Property Type	POSITIVE_INTEGER
Description	How often module module performance statistics are deleted from the database and collapsed into time interval statistics. Should be greater than stats.stats_persist_frequency_ms
Default Value	`300000`
Example Property	`module.[MODULE_ID].config.stats.stats_cleanup_frequency_ms = 300000`

25.9.4Property: Scheduler Thread Count

Property Name	Scheduler Thread Count
Property Key
Property Type	POSITIVE_INTEGER
Description	The number of threads allocated to processing cluster-wide scheduled background tasks. All nodes share the same pool of clustered tasks.
Default Value	`4`
Example Property	`module.[MODULE_ID].config.schedule.thread_count = 4`

25.9.5Property: Audit Log Database Enabled

Property Name	Audit Log Database Enabled
Property Key
Property Type	BOOLEAN
Description	This setting may be used to disable saving audit logs to a database if it is not needed in a given solution design.
Default Value	`true`
Example Property	`module.[MODULE_ID].config.audit_log.db.enabled = true`

25.9.6Property: Audit Log Broker Enabled

Property Name	Audit Log Broker Enabled
Property Key
Property Type	BOOLEAN
Description	This setting may be used to submit all audit log events to a message queue.
Default Value	`false`
Example Property	`module.[MODULE_ID].config.audit_log.broker.enabled = false`

25.9.7Property: Transaction Log Retention (Days)

Property Name	Transaction Log Retention (Days)
Property Key
Property Type	NON_NEGATIVE_INTEGER
Description	The number of days that entries in the transaction log should be retained before being deleted from the database. If blank, the transaction log will be retained indefinitely.
Default Value	`90`
Example Property	`module.[MODULE_ID].config.retain_transaction_log_days = 90`

25.9.8Property: Stats Retention (Days) - Minute Level

Property Name	Stats Retention (Days) - Minute Level
Property Key
Property Type	NON_NEGATIVE_INTEGER
Description	The number of days that statistics at the minute precision will be retained.
Default Value	`7`
Example Property	`module.[MODULE_ID].config.retain_minute_stats_days = 7`

25.9.9Property: Stats Retention (Days) - Hour Level

Property Name	Stats Retention (Days) - Hour Level
Property Key
Property Type	NON_NEGATIVE_INTEGER
Description	The number of days that statistics at the hour precision will be retained.
Default Value	`31`
Example Property	`module.[MODULE_ID].config.retain_hour_stats_days = 31`

25.9.10Property: Stats Retention (Days) - Day Level

Property Name	Stats Retention (Days) - Day Level
Property Key
Property Type	NON_NEGATIVE_INTEGER
Description	The number of days that statistics at the day precision will be retained.
Default Value	`365`
Example Property	`module.[MODULE_ID].config.retain_day_stats_days = 365`

25.8 Cluster Manager Subscription Messaging 25.10 Cluster Manager Message Broker