CORE-18981 Add configuration to disable session heartbeats

[charlieR3]

This PR introduces a configuration switch to enable/disable heartbeats. Session health is determined by heartbeats while enabled and by time between sending and acknowledging messages when disabled. Since heartbeats are not the only method of determining session health,the heart beat manager has been renamed to the session health manager and withing that manager class, the configuration switches between two implementations of session health checks.

Changes worth noting:

• Heartbeat manager repurposed as a more general session health manager
• Heartbeat config added to session manager config so that existing sessions can be cleared when the config changes
• Heartbeat config added to the session health manager (previously heartbeat manager) config so that the session health check method can be switched on a config change.
• Extracted heartbeating logic to a heartbeat session health monitor class and added similar message ack session health monitor class to monitor session health based on whether message acks were received in a timely manner.

Large Network Test Metrics

Run 1

• Heartbeats disabled for full run
• 5 members per cluster
• 2 clusters
• bilateral settlement app
• 30 minute flow execution
• 5 flows per second
• 60 warm up flows

Cluster 1

Cluster 2

Run 2

• Heartbeats enabled for full run
• 5 members per cluster
• 2 clusters
• bilateral settlement app
• 30 minute flow execution
• 5 flows per second
• 60 warm up flows

Cluster 1

Cluster 2

Run 3
In this run, members were onboarded with heartbeats enabled, then heart beats were turned of and 60 flows were run sequentially. Then heartbeats were enabled, followed by 60 flows, then disabled followed by 60 flows, and finally enabled once more followed by 60 flows. Flows were not running while switching the config.
Cluster 1

Cluster 2

[corda-jenkins-ci02]

Jenkins build for PR 5384 build 35

Build Successful:
Jar artifact version produced by this PR: 5.2.0.0-alpha-1705486877873
Helm chart version produced by this PR: 5.2.0-alpha.1705486877873
Helm chart pushed to: oci://corda-os-docker-dev.software.r3.com/helm-charts/pr-5384/corda

[yift-r3]

LGTM

[sonarqubecloud]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

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