snleee commented on a change in pull request #7368:
URL: https://github.com/apache/pinot/pull/7368#discussion_r719053054
##########
File path:
pinot-plugins/pinot-minion-tasks/pinot-minion-builtin-tasks/src/main/java/org/apache/pinot/plugin/minion/tasks/mergerollup/MergeRollupTaskGenerator.java
##########
@@ -463,4 +490,71 @@ private long getWatermarkMs(long minStartTimeMs, long
bucketMs, String mergeLeve
return pinotTaskConfigs;
}
+
+ private long getMergeRollupTaskDelayInNumTimeBuckets(long watermarkMs, long
bufferTimeMs, long bucketTimeMs) {
+ if (bufferTimeMs == 0 || watermarkMs == -1) {
+ return 0;
+ }
+ return (long) Math.floor((System.currentTimeMillis() - watermarkMs -
bufferTimeMs) / (double) bucketTimeMs);
Review comment:
Thank you for pointing out. I added the precondition check to make sure
that we never hit the divide by zero.
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