CCweixiao commented on code in PR #5589:
URL: https://github.com/apache/hbase/pull/5589#discussion_r1446790652
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hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/compactions/StripeCompactionPolicy.java:
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@@ -125,6 +125,21 @@ public StripeCompactionRequest
selectCompaction(StripeInformationProvider si,
return request;
}
+ if (forceMajor && isUserCompaction) {
+ if (allFiles == null || allFiles.isEmpty()) {
+ LOG.debug("There is no store file to force a major compaction.");
+ return null;
+ }
+ LOG.debug("The user enforces a major compaction; compacting all files");
+ long targetKvs = estimateTargetKvs(allFiles,
config.getInitialCount()).getFirst();
+ SplitStripeCompactionRequest request =
Review Comment:
Yes, if it is a user-triggered forced marjor compact, it will perform the
compact of all files in the entire region, and for periodic major compact, it
will select a certain Stripe to compact
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