reiabreu commented on code in PR #9168:
URL: https://github.com/apache/storm/pull/9168#discussion_r4303177193
##########
storm-server/src/main/java/org/apache/storm/daemon/nimbus/Nimbus.java:
##########
@@ -1138,7 +1138,6 @@ public static Set<String>
topoIdsToClean(IStormClusterState state, BlobStore sto
cleanable.addAll(Utils.OR(state.heartbeatStorms(), EMPTY_STRING_LIST));
cleanable.addAll(Utils.OR(state.errorTopologies(), EMPTY_STRING_LIST));
cleanable.addAll(Utils.OR(store.storedTopoIds(), EMPTY_STRING_SET));
- cleanable.addAll(Utils.OR(state.backpressureTopologies(),
EMPTY_STRING_LIST));
Review Comment:
With this line gone, `/backpressure` znodes left by older versions, or by
topologies that set `topology.backpressure.enable`, are never cleaned up. An
upgrade note would help.
##########
storm-client/src/jvm/org/apache/storm/Config.java:
##########
@@ -131,13 +131,6 @@ public class Config extends HashMap<String, Object> {
@IsInteger
@IsPositiveNumber
public static final String TASK_CREDENTIALS_POLL_SECS =
"task.credentials.poll.secs";
- /**
- * Whether to enable backpressure in for a certain topology.
- * Note: Retained for enabling transition from 1.x. Will be removed soon.
- */
- @Deprecated(forRemoval = true, since = "2.0.0")
- @IsBoolean
- public static final String TOPOLOGY_BACKPRESSURE_ENABLE =
"topology.backpressure.enable";
Review Comment:
This removes a public constant. The umbrella issue (#8994) asks for release
notes and upgrade-guide entries for removals, and this PR doesn't add one.
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