[hadoop] 02/06: Hadoop-17413. Release elastic byte buffer pool at close

[stevel]

This is an automated email from the ASF dual-hosted git repository.

stevel pushed a commit to branch branch-3.3
in repository https://gitbox.apache.org/repos/asf/hadoop.git

commit d3caa1552b143b1d578d69d3786ccdedf66e4557
Author: Sneha Vijayarajan <sneha.vijayara...@gmail.com>
AuthorDate: Tue Dec 15 10:15:37 2020 +0530

    Hadoop-17413. Release elastic byte buffer pool at close
    
    - Contributed by Sneha Vijayarajan
    
    (cherry picked from commit 5bf977e6b16287d7d140dd96dad66d0fce213954)
---
 .../java/org/apache/hadoop/fs/azurebfs/services/AbfsOutputStream.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git 
a/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsOutputStream.java
 
b/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsOutputStream.java
index b53b2b2..01b2fa5 100644
--- 
a/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsOutputStream.java
+++ 
b/hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsOutputStream.java
@@ -85,7 +85,7 @@ public class AbfsOutputStream extends OutputStream implements 
Syncable, StreamCa
    * blocks. After the data is sent to the service, the buffer is returned
    * back to the queue
    */
-  private final ElasticByteBufferPool byteBufferPool
+  private ElasticByteBufferPool byteBufferPool
           = new ElasticByteBufferPool();
 
   private final Statistics statistics;
@@ -297,6 +297,7 @@ public class AbfsOutputStream extends OutputStream 
implements Syncable, StreamCa
       bufferIndex = 0;
       closed = true;
       writeOperations.clear();
+      byteBufferPool = null;
       if (!threadExecutor.isShutdown()) {
         threadExecutor.shutdownNow();
       }


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