aokolnychyi commented on code in PR #8755:
URL: https://github.com/apache/iceberg/pull/8755#discussion_r1412657113


##########
core/src/main/java/org/apache/iceberg/SystemConfigs.java:
##########
@@ -43,14 +43,14 @@ private SystemConfigs() {}
           Integer::parseUnsignedInt);
 
   /**
-   * Sets the size of the delete worker pool. This limits the number of 
threads used to compute the
-   * PositionDeleteIndex from the position deletes for a data file.
+   * Sets the size of the delete worker pool. This limits the number of 
threads used to read delete
+   * files for a data file.
    */
   public static final ConfigEntry<Integer> DELETE_WORKER_THREAD_POOL_SIZE =
       new ConfigEntry<>(
           "iceberg.worker.delete-num-threads",
           "ICEBERG_WORKER_DELETE_NUM_THREADS",
-          Math.max(2, Runtime.getRuntime().availableProcessors()),
+          Math.max(2, 4 * Runtime.getRuntime().availableProcessors()),

Review Comment:
   I can do that but is it something we want to expose to others? Would the 
goal be to bring the attention or to prohibit future modifications?



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