chenboat commented on a change in pull request #3941: Pinot server side change
to optimize LLC segment completion with direct metadata upload.
URL: https://github.com/apache/incubator-pinot/pull/3941#discussion_r266643302
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/data/manager/realtime/LLRealtimeSegmentDataManager.java
##########
@@ -735,14 +742,45 @@ protected SegmentBuildDescriptor
buildSegmentInternal(boolean forCommit) {
if (_isOffHeap) {
params.withMemoryUsedBytes(_memoryManager.getTotalAllocatedBytes());
}
- SegmentCompletionProtocol.Response commitEndResponse =
_protocolHandler.segmentCommitEnd(params);
+ SegmentCompletionProtocol.Response commitEndResponse;
+ if (!_indexLoadingConfig.isEnableSplitCommitEndWithMetadata()) {
+ commitEndResponse = _protocolHandler.segmentCommitEnd(params);
+ } else {
+ Map<String, File> metadataFiles = new HashMap<>();
+ try {
+ metadataFiles.put(V1Constants.MetadataKeys.METADATA_FILE_NAME,
Review comment:
I see. Then we can just use the existing metadata files on the server -- and
there is no need to delete any temp files. I tested it and it works. Please
check the latest commits.
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