Reconfigure remote state thread pool count

Signed-off-by: Sooraj Sinha <[email protected]>

Author: soosinha

plugins/repository-s3/src/main/java/org/opensearch/repositories/s3/S3RepositoryPlugin.java

@@ -188,7 +188,7 @@ private static int allocatedProcessors(Settings settings) {
     }
 
     private static int urgentPoolCount(Settings settings) {
-        return boundedBy((allocatedProcessors(settings) + 7) / 8, 1, 2);
+        return boundedBy((allocatedProcessors(settings) + 1) / 2, 1, 2);
     }
 
     private static int priorityPoolCount(Settings settings) {

server/src/main/java/org/opensearch/threadpool/ThreadPool.java

@@ -293,12 +293,7 @@ public ThreadPool(
         );
         builders.put(
             Names.REMOTE_STATE_READ,
-            new ScalingExecutorBuilder(
-                Names.REMOTE_STATE_READ,
-                1,
-                twiceAllocatedProcessors(allocatedProcessors),
-                TimeValue.timeValueMinutes(5)
-            )
+            new ScalingExecutorBuilder(Names.REMOTE_STATE_READ, 1, boundedBy(4 * allocatedProcessors, 4, 32), TimeValue.timeValueMinutes(5))
         );
         builders.put(
             Names.INDEX_SEARCHER,