guozhangwang commented on a change in pull request #8661:
URL: https://github.com/apache/kafka/pull/8661#discussion_r425549980
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File path:
streams/src/main/java/org/apache/kafka/streams/state/internals/AbstractRocksDBSegmentedBytesStore.java
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@@ -248,17 +243,6 @@ void restoreAllInternal(final Collection<KeyValue<byte[],
byte[]>> records) {
final long segmentId = segments.segmentId(timestamp);
final S segment = segments.getOrCreateSegmentIfLive(segmentId,
context, observedStreamTime);
if (segment != null) {
- // This handles the case that state store is moved to a new
client and does not
- // have the local RocksDB instance for the segment. In this
case, toggleDBForBulkLoading
- // will only close the database and open it again with bulk
loading enabled.
- if (!bulkLoadSegments.contains(segment)) {
- segment.toggleDbForBulkLoading(true);
- // If the store does not exist yet, the
getOrCreateSegmentIfLive will call openDB that
- // makes the open flag for the newly created store.
- // if the store does exist already, then
toggleDbForBulkLoading will make sure that
- // the store is already open here.
- bulkLoadSegments = new HashSet<>(segments.allSegments());
- }
Review comment:
Actually, I'm now thinking that when we moved the `ChangelogReader` out
of the stream thread, should we just consider removing the bulk loading logic
for everyone.
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