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HDFS-9713. DataXceiver#copyBlock should return if block is pinned. Contributed by Uma Maheswara Rao G. 

(cherry picked from commit aea31eee78)
This commit is contained in:
Uma Maheswara Rao G 2016-02-07 20:50:47 -08:00
parent f4bcc76df6
commit 5690e11206
2 changed files with 4 additions and 0 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -1727,6 +1727,9 @@ Release 2.8.0 - UNRELEASED
HDFS-9761. Rebalancer sleeps too long between iterations
(Mingliang Liu via cnauroth)
HDFS-9713. DataXceiver#copyBlock should return if block is pinned.
(umamahesh)
Release 2.7.3 - UNRELEASED
INCOMPATIBLE CHANGES

1
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataXceiver.java
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@ -995,6 +995,7 @@ class DataXceiver extends Receiver implements Runnable {
"to " + peer.getRemoteAddressString() + " because it's pinned ";
LOG.info(msg);
sendResponse(ERROR, msg);
return;
}
if (!dataXceiverServer.balanceThrottler.acquire()) { // not able to start