xiarixiaoyao commented on code in PR #6337:
URL: https://github.com/apache/hudi/pull/6337#discussion_r940849240
##########
hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/source/StreamReadMonitoringFunction.java:
##########
@@ -195,35 +193,40 @@ public void
monitorDirAndForwardSplits(SourceContext<MergeOnReadInputSplit> cont
// table does not exist
return;
}
+
+ long start = System.currentTimeMillis();
IncrementalInputSplits.Result result =
incrementalInputSplits.inputSplits(metaClient, this.hadoopConf,
this.issuedInstant);
if (result.isEmpty()) {
// no new instants, returns early
return;
}
- for (MergeOnReadInputSplit split : result.getInputSplits()) {
- context.collect(split);
+ LOG.debug(
+ "Discovered {} splits, time elapsed {}ms",
+ result.getInputSplits().size(),
+ System.currentTimeMillis() - start);
+
+ // only need to hold the checkpoint lock when emitting the splits
+ start = System.currentTimeMillis();
+ synchronized (context.getCheckpointLock()) {
Review Comment:
use checkpointLock ？
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