[ https://issues.apache.org/jira/browse/CASSANDRA-18451?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
David Capwell updated CASSANDRA-18451: -------------------------------------- Status: Ready to Commit (was: Review In Progress) +1 from [~benedict] in GH > CEP-15: (C*) Improve the chaos generation for Burn Tests: slow/flakey > connections and dropped messages > ------------------------------------------------------------------------------------------------------ > > Key: CASSANDRA-18451 > URL: https://issues.apache.org/jira/browse/CASSANDRA-18451 > Project: Cassandra > Issue Type: Improvement > Components: Accord > Reporter: David Capwell > Assignee: David Capwell > Priority: Normal > Labels: pull-request-available > Fix For: NA > > > Burn test should be enhanced to add the following: > 1) message dropping from one node to another (this is different than the > current partition set logic in accord.impl.basic.Cluster#partitionSet) > 2) for messages with callbacks, trigger failure case > 3) redundant message delivery > Related work: > * Simulator’s > org.apache.cassandra.simulator.systems.SimulatedAction#applyToMessage > - Figures out what delivery action to perform via > org.apache.cassandra.simulator.FutureActionScheduler#shouldDeliver > -- timeout if dropPartition[from] != dropPartition[to] // either to/from is > in drop partition, but not both > -- config asked to override and deliver > -- 50/50 chance to deliver, after that 50/50 to deliver w/ timeout, after > that cause a failure > - in C* failure is an enum with Timeout and Unknown > - knows the schedule time and the message expire time, and can promote a > DELIVER event to DELIVER_AND_TIMEOUT > - triggers the timeout -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org