HDFS-3664. BlockManager race when stopping active services. Contributed by Colin Patrick McCabe
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1383753 13f79535-47bb-0310-9956-ffa450edef68
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@ -754,6 +754,9 @@ Release 2.0.2-alpha - 2012-09-07
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HDFS-2757. Cannot read a local block that's being written to when
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using the local read short circuit. (Jean-Daniel Cryans via eli)
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HDFS-3664. BlockManager race when stopping active services.
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(Colin Patrick McCabe via eli)
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BREAKDOWN OF HDFS-3042 SUBTASKS
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@ -363,11 +363,10 @@ public class BlockManager {
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replicationThread.join(3000);
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}
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} catch (InterruptedException ie) {
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} finally {
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if (pendingReplications != null) pendingReplications.stop();
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blocksMap.close();
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datanodeManager.close();
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}
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datanodeManager.close();
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pendingReplications.stop();
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blocksMap.close();
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}
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/** @return the datanodeManager */
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@ -192,7 +192,13 @@ public class DatanodeManager {
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}
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void close() {
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if (decommissionthread != null) decommissionthread.interrupt();
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if (decommissionthread != null) {
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decommissionthread.interrupt();
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try {
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decommissionthread.join(3000);
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} catch (InterruptedException e) {
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}
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}
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heartbeatManager.close();
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}
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@ -74,6 +74,11 @@ class HeartbeatManager implements DatanodeStatistics {
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void close() {
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heartbeatThread.interrupt();
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try {
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// This will no effect if the thread hasn't yet been started.
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heartbeatThread.join(3000);
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} catch (InterruptedException e) {
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}
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}
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synchronized int getLiveDatanodeCount() {
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