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HDFS-11140. Directory Scanner should log startup message time correctly. Contributed by Yiqun Lin.

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This commit is contained in:
Akira Ajisaka 2016-12-08 13:38:02 +09:00
parent deb4743b2c
commit 9ef89ede2f
1 changed files with 8 additions and 4 deletions
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12
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java
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@ -37,6 +37,8 @@
import java.util.concurrent.ThreadLocalRandom; import java.util.concurrent.ThreadLocalRandom;
import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong; import java.util.concurrent.atomic.AtomicLong;
import org.apache.commons.lang.time.FastDateFormat;
import org.apache.commons.logging.Log; import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory; import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceAudience;
@ -61,7 +63,7 @@ public class DirectoryScanner implements Runnable {
private static final int MILLIS_PER_SECOND = 1000; private static final int MILLIS_PER_SECOND = 1000;
private static final String START_MESSAGE = private static final String START_MESSAGE =
"Periodic Directory Tree Verification scan" "Periodic Directory Tree Verification scan"
+ " starting at %dms with interval of %dms"; + " starting at %s with interval of %dms";
private static final String START_MESSAGE_WITH_THROTTLE = START_MESSAGE private static final String START_MESSAGE_WITH_THROTTLE = START_MESSAGE
+ " and throttle limit of %dms/s"; + " and throttle limit of %dms/s";
@ -268,10 +270,12 @@ void start() {
String logMsg; String logMsg;
if (throttleLimitMsPerSec < MILLIS_PER_SECOND) { if (throttleLimitMsPerSec < MILLIS_PER_SECOND) {
logMsg = String.format(START_MESSAGE_WITH_THROTTLE, firstScanTime, logMsg = String.format(START_MESSAGE_WITH_THROTTLE,
scanPeriodMsecs, throttleLimitMsPerSec); FastDateFormat.getInstance().format(firstScanTime), scanPeriodMsecs,
throttleLimitMsPerSec);
} else { } else {
logMsg = String.format(START_MESSAGE, firstScanTime, scanPeriodMsecs); logMsg = String.format(START_MESSAGE,
FastDateFormat.getInstance().format(firstScanTime), scanPeriodMsecs);
} }
LOG.info(logMsg); LOG.info(logMsg);