[segment replication] Increase the default segment counter step size when replica promoting (opensearch-project#17568)

* add segment counter increment step setting

Signed-off-by: guojialiang <guojialiang.2012@bytedance.com>

* add changelog

Signed-off-by: guojialiang <guojialiang.2012@bytedance.com>

* change the default value directly

Signed-off-by: guojialiang <guojialiang.2012@bytedance.com>

* add CHANGELOG

Signed-off-by: guojialiang <guojialiang.2012@bytedance.com>

---------

Signed-off-by: guojialiang <guojialiang.2012@bytedance.com>
Signed-off-by: Harsh Kothari <techarsh@amazon.com>

Author: guojialiang92

CHANGELOG.md

@@ -42,6 +42,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Unwrap singleton DocValues in date histogram aggregation. ([#17643](https://github.com/opensearch-project/OpenSearch/pull/17643))
 - Introduce 512 byte limit to search and ingest pipeline IDs ([#17786](https://github.com/opensearch-project/OpenSearch/pull/17786))
 - Avoid skewed segment replication lag metric ([#17831](https://github.com/opensearch-project/OpenSearch/pull/17831))
+- Increase the default segment counter step size when replica promoting ([#17568](https://github.com/opensearch-project/OpenSearch/pull/17568))
 
 ### Dependencies
 - Bump `com.nimbusds:nimbus-jose-jwt` from 9.41.1 to 10.0.2 ([#17607](https://github.com/opensearch-project/OpenSearch/pull/17607), [#17669](https://github.com/opensearch-project/OpenSearch/pull/17669))

server/src/main/java/org/opensearch/index/engine/NRTReplicationEngine.java

@@ -67,7 +67,7 @@ public class NRTReplicationEngine extends Engine {
 
     private volatile long lastReceivedPrimaryGen = SequenceNumbers.NO_OPS_PERFORMED;
 
-    private static final int SI_COUNTER_INCREMENT = 10;
+    private static final int SI_COUNTER_INCREMENT = 100000;
 
     public NRTReplicationEngine(EngineConfig engineConfig) {
         super(engineConfig);