Joseph295 commented on a change in pull request #1783:
URL: https://github.com/apache/hbase/pull/1783#discussion_r430933648



##########
File path: 
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java
##########
@@ -955,19 +964,24 @@ private void bulkLoadHFile(HStoreFile sf) throws 
IOException {
       if (!result.isEmpty()) {
         // initialize the thread pool for closing store files in parallel.
         ThreadPoolExecutor storeFileCloserThreadPool = this.region
-            .getStoreFileOpenAndCloseThreadPool("StoreFileCloser-"
-              + this.region.getRegionInfo().getEncodedName() + "-" + 
this.getColumnFamilyName());
-
+            .getStoreFileOpenAndCloseThreadPool();
+        String executingThreadNamePrefix = "StoreFileCloser-"
+          + this.region.getRegionInfo().getEncodedName() + "-" + 
this.getColumnFamilyName();
+        AtomicInteger threadId = new AtomicInteger(0);
         // close each store file in parallel
         CompletionService<Void> completionService =
           new ExecutorCompletionService<>(storeFileCloserThreadPool);
         for (HStoreFile f : result) {
           completionService.submit(new Callable<Void>() {
             @Override
             public Void call() throws IOException {
+              Thread t = Thread.currentThread();

Review comment:
       Changing the thread name is not necessary, but it will be useful when 
jstack  the process, we will know something in detail.Yeah, it's bit hacky
   
   > All these looks bit hacky
   
   Changing the thread name is not necessary, but it will be useful when jstack 
 the process, we will know something in detail.Yeah, it's bit hacky




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