HDFS-4656. DN heartbeat loop can be briefly tight. Contributed by Aaron T. Myers.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1463357 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Aaron Myers 2013-04-02 02:11:07 +00:00
parent 329fb1f433
commit ef9e1ba763
2 changed files with 3 additions and 1 deletions

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@ -463,6 +463,8 @@ Release 2.0.5-beta - UNRELEASED
HDFS-4655. DNA_FINALIZE is logged as being an unknown command by the DN HDFS-4655. DNA_FINALIZE is logged as being an unknown command by the DN
when received from the standby NN. (atm) when received from the standby NN. (atm)
HDFS-4656. DN heartbeat loop can be briefly tight. (atm)
Release 2.0.4-alpha - UNRELEASED Release 2.0.4-alpha - UNRELEASED
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

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@ -512,7 +512,7 @@ private void offerService() throws Exception {
// //
// Every so often, send heartbeat or block-report // Every so often, send heartbeat or block-report
// //
if (startTime - lastHeartbeat > dnConf.heartBeatInterval) { if (startTime - lastHeartbeat >= dnConf.heartBeatInterval) {
// //
// All heartbeat messages include following info: // All heartbeat messages include following info:
// -- Datanode name // -- Datanode name