Myasuka commented on a change in pull request #18297:
URL: https://github.com/apache/flink/pull/18297#discussion_r783922498
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/state/changelog/ChangelogStateHandleStreamImpl.java
##########
@@ -83,11 +80,7 @@ public KeyedStateHandle getIntersection(KeyGroupRange
keyGroupRange) {
@Override
public void discardState() throws Exception {
- // discard only on TM; on JM, shared state is removed on subsumption
- if (stateRegistry == null) {
- bestEffortDiscardAllStateObjects(
- handlesAndOffsets.stream().map(t2 ->
t2.f0).collect(Collectors.toList()));
- }
+ // do nothing: rely on SharedStateRegistry for cleanup after ACK;
Review comment:
When would the `handlesAndOffsets` be deleted then?
##########
File path:
flink-state-backends/flink-statebackend-rocksdb/src/main/java/org/apache/flink/contrib/streaming/state/snapshot/RocksIncrementalSnapshotStrategy.java
##########
@@ -493,12 +482,10 @@ private void uploadSstFiles(
// ignore an older upload if it completed after a newer
one has completed
if (checkpointId > lastCheckpointIdUploadedSst) {
lastCheckpointIdUploadedSst = checkpointId;
Review comment:
`lastCheckpointIdUploadedSst` is no longger useful.
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/state/changelog/ChangelogStateHandleStreamImpl.java
##########
@@ -83,11 +80,7 @@ public KeyedStateHandle getIntersection(KeyGroupRange
keyGroupRange) {
@Override
public void discardState() throws Exception {
- // discard only on TM; on JM, shared state is removed on subsumption
- if (stateRegistry == null) {
Review comment:
The private `stateRegistry` could be also removed from this class.
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