[iotdb] branch autoai_debug_single updated: recover thread pool and setDaemon false

[haonan]

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

haonan pushed a commit to branch autoai_debug_single
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/autoai_debug_single by this 
push:
     new e5814d4  recover thread pool and setDaemon false
e5814d4 is described below

commit e5814d410401178cdffd94a471de761f216598a7
Author: HTHou <hhao...@outlook.com>
AuthorDate: Thu Jul 22 09:26:25 2021 +0800

    recover thread pool and setDaemon false
---
 .../org/apache/iotdb/db/writelog/node/ExclusiveWriteLogNode.java    | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git 
a/server/src/main/java/org/apache/iotdb/db/writelog/node/ExclusiveWriteLogNode.java
 
b/server/src/main/java/org/apache/iotdb/db/writelog/node/ExclusiveWriteLogNode.java
index 7e76c5c..5fe22db 100644
--- 
a/server/src/main/java/org/apache/iotdb/db/writelog/node/ExclusiveWriteLogNode.java
+++ 
b/server/src/main/java/org/apache/iotdb/db/writelog/node/ExclusiveWriteLogNode.java
@@ -28,6 +28,7 @@ import org.apache.iotdb.db.writelog.io.ILogWriter;
 import org.apache.iotdb.db.writelog.io.LogWriter;
 import org.apache.iotdb.db.writelog.io.MultiFileLogReader;
 
+import com.google.common.util.concurrent.ThreadFactoryBuilder;
 import org.apache.commons.io.FileUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -67,8 +68,9 @@ public class ExclusiveWriteLogNode implements WriteLogNode, 
Comparable<Exclusive
 
   private final Object switchBufferCondition = new Object();
   private ReentrantLock lock = new ReentrantLock();
-  private final ExecutorService FLUSH_BUFFER_THREAD_POOL =
-      Executors.newSingleThreadExecutor(r -> new Thread(r, "Flush-WAL-Thread-" 
+ this.hashCode()));
+  private static final ExecutorService FLUSH_BUFFER_THREAD_POOL =
+      Executors.newCachedThreadPool(
+          new 
ThreadFactoryBuilder().setNameFormat("Flush-WAL-Thread-%d").setDaemon(false).build());
 
   private long fileId = 0;
   private long lastFlushedId = 0;