Kafka RPC: Slow callbacks cause lag on response topics

Description

Currently all the RPC responses at OpenNMS are handled in one thread sequentially which may delay response handling of other responses that are waiting. This needs improvement such that no response will wait on another.

Acceptance / Success Criteria

None

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Chandra Gorantla August 16, 2019 at 2:11 AM

PR: https://github.com/OpenNMS/opennms/pull/2656

Jesse White August 14, 2019 at 6:58 PM

Code in question is here: https://github.com/OpenNMS/opennms/blob/opennms-24.1.2-1/core/ipc/rpc/kafka/src/main/java/org/opennms/core/ipc/rpc/kafka/KafkaRpcClientFactory.java#L481

We should probably issue the callbacks over using a newCachedThreadPool.

Fixed

Details
Assignee
Chandra Gorantla
Reporter
Chandra Gorantla
Labels
bugfixslasupport
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None
Fix versions
25.0.0
Affects versions
24.1.2
Priority
Major

PagerDuty

Created August 14, 2019 at 1:46 PM

Updated August 21, 2019 at 12:54 AM

Resolved August 21, 2019 at 12:54 AM

Kafka RPC: Slow callbacks cause lag on response topics

Description

Acceptance / Success Criteria

Lucidchart Diagrams

Activity

Chandra Gorantla August 16, 2019 at 2:11 AM

Jesse White August 14, 2019 at 6:58 PM

DetailsAssigneeChandra GorantlaChandra GorantlaReporterChandra GorantlaChandra GorantlaLabelsbugfixslasupportSprintNone+1Fix versions25.0.0Affects versions24.1.2PriorityMajor

Details

Assignee

Reporter

Labels

Sprint

Fix versions

Affects versions

Priority

PagerDutyPagerDuty Incident

PagerDuty

Details
Assignee
Chandra Gorantla
Reporter
Chandra Gorantla
Labels
bugfixslasupport
Sprint
None
Fix versions
25.0.0
Affects versions
24.1.2
Priority
Major

PagerDuty