[GitHub] [iceberg] stevenzwu commented on a change in pull request #3120: Core: read delete files in parallel

[GitBox <gi...@apache.org>]

stevenzwu commented on a change in pull request #3120:
URL: https://github.com/apache/iceberg/pull/3120#discussion_r709441848



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File path: core/src/main/java/org/apache/iceberg/util/ThreadPools.java
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@@ -61,6 +61,15 @@ public static ExecutorService getWorkerPool() {
     return WORKER_POOL;
   }
 
+  /**
+   * Return parallelism for "worker" thread-pool.
+   * In default, we submit 2 tasks per worker at a time.
+   * @return the parallelism of the worker pool.
+   */
+  public static int getPoolParallelism() {

Review comment:
       I am wondering if it is better to define a constant as 
   ```
   public static final int DEFAULT_WORKER_THREAD_POOL_PARALLELISM = WORKER_THREAD_POOL_SIZE * 2;
   ```




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