Move RAM Usage to precomputed block (opensearch-project#11587)

Signed-off-by: mgodwan <mgodwan@amazon.com>
shiv0408 · Dec 12, 2023 · b5700b4 · b5700b4
1 parent 66d4e9e
commit b5700b4
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/server/src/main/java/org/opensearch/index/engine/IndexVersionValue.java b/server/src/main/java/org/opensearch/index/engine/IndexVersionValue.java
@@ -45,6 +45,7 @@
 final class IndexVersionValue extends VersionValue {
 
     private static final long RAM_BYTES_USED = RamUsageEstimator.shallowSizeOfInstance(IndexVersionValue.class);
+    private static final long TRANSLOG_LOC_RAM_BYTES_USED = RamUsageEstimator.shallowSizeOfInstance(Translog.Location.class);
 
     private final Translog.Location translogLocation;
 
@@ -55,7 +56,7 @@ final class IndexVersionValue extends VersionValue {
 
     @Override
     public long ramBytesUsed() {
-        return RAM_BYTES_USED + RamUsageEstimator.shallowSizeOf(translogLocation);
+        return RAM_BYTES_USED + (translogLocation == null ? 0L : TRANSLOG_LOC_RAM_BYTES_USED);
     }
 
     @Override