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HADOOP-12822. Change "Metrics intern cache overflow" log level from WARN to INFO. Contributed by Andras Bokor. 

(cherry picked from commit 27b131e79c)
(cherry picked from commit 03bf09865f)
This commit is contained in:
Akira Ajisaka 2016-04-14 10:55:51 +09:00
parent df78ea84df
commit 284718decc
1 changed files with 8 additions and 8 deletions
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16
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/Interns.java
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@ -18,15 +18,15 @@
package org.apache.hadoop.metrics2.lib;
import java.util.Map;
import java.util.LinkedHashMap;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.metrics2.MetricsInfo;
import org.apache.hadoop.metrics2.MetricsTag;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* Helpers to create interned metrics info
@ -34,7 +34,7 @@ import org.apache.hadoop.metrics2.MetricsTag;
@InterfaceAudience.Public
@InterfaceStability.Evolving
public class Interns {
private static final Log LOG = LogFactory.getLog(Interns.class);
private static final Logger LOG = LoggerFactory.getLogger(Interns.class);
// A simple intern cache with two keys
// (to avoid creating new (combined) key objects for lookup)
@ -47,7 +47,7 @@ public class Interns {
protected boolean removeEldestEntry(Map.Entry<K1, Map<K2, V>> e) {
boolean overflow = expireKey1At(size());
if (overflow && !gotOverflow) {
LOG.warn("Metrics intern cache overflow at "+ size() +" for "+ e);
LOG.info("Metrics intern cache overflow at {} for {}", size(), e);
gotOverflow = true;
}
return overflow;
@ -67,7 +67,7 @@ public class Interns {
@Override protected boolean removeEldestEntry(Map.Entry<K2, V> e) {
boolean overflow = expireKey2At(size());
if (overflow && !gotOverflow) {
LOG.warn("Metrics intern cache overflow at "+ size() +" for "+ e);
LOG.info("Metrics intern cache overflow at {} for {}", size(), e);
gotOverflow = true;
}
return overflow;