Change noisy logs on SegRep and remote store paths to trace level (#9323)

Signed-off-by: Marc Handalian <handalm@amazon.com>

Author: mch2

server/src/main/java/org/opensearch/index/shard/IndexShard.java

@@ -1641,20 +1641,20 @@ public Tuple<GatedCloseable<SegmentInfos>, ReplicationCheckpoint> getLatestSegme
      */
     public boolean isSegmentReplicationAllowed() {
         if (indexSettings.isSegRepEnabled() == false) {
-            logger.warn("Attempting to perform segment replication when it is not enabled on the index");
+            logger.trace("Attempting to perform segment replication when it is not enabled on the index");
             return false;
         }
         if (getReplicationTracker().isPrimaryMode()) {
-            logger.warn("Shard is in primary mode and cannot perform segment replication as a replica.");
+            logger.trace("Shard is in primary mode and cannot perform segment replication as a replica.");
             return false;
         }
         if (this.routingEntry().primary()) {
-            logger.warn("Shard routing is marked primary thus cannot perform segment replication as replica");
+            logger.trace("Shard routing is marked primary thus cannot perform segment replication as replica");
             return false;
         }
         if (state().equals(IndexShardState.STARTED) == false
             && (state() == IndexShardState.POST_RECOVERY && shardRouting.state() == ShardRoutingState.INITIALIZING) == false) {
-            logger.warn(
+            logger.trace(
                 () -> new ParameterizedMessage(
                     "Shard is not started or recovering {} {} and cannot perform segment replication as a replica",
                     state(),
@@ -1664,7 +1664,7 @@ public boolean isSegmentReplicationAllowed() {
             return false;
         }
         if (getReplicationEngine().isEmpty()) {
-            logger.warn(
+            logger.trace(
                 () -> new ParameterizedMessage(
                     "Shard does not have the correct engine type to perform segment replication {}.",
                     getEngine().getClass()
@@ -4815,8 +4815,8 @@ private String copySegmentFiles(
                 }
             }
         } finally {
-            logger.info("Downloaded segments here: {}", downloadedSegments);
-            logger.info("Skipped download for segments here: {}", skippedSegments);
+            logger.trace("Downloaded segments here: {}", downloadedSegments);
+            logger.trace("Skipped download for segments here: {}", skippedSegments);
         }
         return segmentNFile;
     }

server/src/main/java/org/opensearch/index/shard/RemoteStoreRefreshListener.java

@@ -189,7 +189,7 @@ private boolean shouldSync(boolean didRefresh) {
 
     private boolean syncSegments() {
         if (indexShard.getReplicationTracker().isPrimaryMode() == false || indexShard.state() == IndexShardState.CLOSED) {
-            logger.info(
+            logger.trace(
                 "Skipped syncing segments with primaryMode={} indexShardState={}",
                 indexShard.getReplicationTracker().isPrimaryMode(),
                 indexShard.state()

server/src/main/java/org/opensearch/index/store/RemoteSegmentStoreDirectory.java

@@ -200,7 +200,7 @@ public RemoteSegmentMetadata readLatestMetadataFile() throws IOException {
             logger.trace("Reading latest Metadata file {}", latestMetadataFile);
             remoteSegmentMetadata = readMetadataFile(latestMetadataFile);
         } else {
-            logger.info("No metadata file found, this can happen for new index with no data uploaded to remote segment store");
+            logger.trace("No metadata file found, this can happen for new index with no data uploaded to remote segment store");
         }
 
         return remoteSegmentMetadata;
@@ -786,7 +786,7 @@ public void deleteStaleSegments(int lastNMetadataFilesToKeep) throws IOException
             Integer.MAX_VALUE
         );
         if (sortedMetadataFileList.size() <= lastNMetadataFilesToKeep) {
-            logger.info(
+            logger.trace(
                 "Number of commits in remote segment store={}, lastNMetadataFilesToKeep={}",
                 sortedMetadataFileList.size(),
                 lastNMetadataFilesToKeep
@@ -849,7 +849,7 @@ public void deleteStaleSegments(int lastNMetadataFilesToKeep) throws IOException
                 }
             });
             if (deletionSuccessful.get()) {
-                logger.info("Deleting stale metadata file {} from remote segment store", metadataFile);
+                logger.trace("Deleting stale metadata file {} from remote segment store", metadataFile);
                 remoteMetadataDirectory.deleteFile(metadataFile);
             }
         }