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Core: also log byte size and doc count when we log slow merges

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Closes #8855

Closes #8853
This commit is contained in:
Michael McCandless 2014-12-09 18:16:07 -05:00 committed by mikemccand
parent 127255f62e
commit de75517357
1 changed files with 10 additions and 2 deletions
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12
src/main/java/org/apache/lucene/index/TrackingConcurrentMergeScheduler.java
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@ -29,6 +29,7 @@ import org.elasticsearch.index.merge.OnGoingMerge;
import java.io.IOException;
import java.util.Collections;
import java.util.Locale;
import java.util.Set;
/**
@ -117,10 +118,17 @@ public class TrackingConcurrentMergeScheduler extends ConcurrentMergeScheduler {
totalMergesNumDocs.inc(totalNumDocs);
totalMergesSizeInBytes.inc(totalSizeInBytes);
totalMerges.inc(took);
String message = String.format(Locale.ROOT,
"merge segment %s done: took %s, %,.1f MB, %,d docs",
merge.info == null ? "_na_" : merge.info.info.name,
TimeValue.timeValueMillis(took),
totalSizeInBytes/1024f/1024f,
totalNumDocs);
if (took > 20000) { // if more than 20 seconds, DEBUG log it
logger.debug("merge [{}] done, took [{}]", merge.info == null ? "_na_" : merge.info.info.name, TimeValue.timeValueMillis(took));
logger.debug(message);
} else if (logger.isTraceEnabled()) {
logger.trace("merge [{}] done, took [{}]", merge.info == null ? "_na_" : merge.info.info.name, TimeValue.timeValueMillis(took));
logger.trace(message);
}
}
}