fix: change block per-item byte overhead from 2 bytes to 5 bytes for requests (#22019)

timfn-hg · web-flow · commit efb7c653cb9f · 2025-11-05T15:53:04.000-06:00
Signed-off-by: Tim Farber-Newman &lt;tim.farber-newman@swirldslabs.com&gt;
diff --git a/hedera-node/hedera-app/src/main/java/com/hedera/node/app/blocks/impl/streaming/BlockNodeConnection.java b/hedera-node/hedera-app/src/main/java/com/hedera/node/app/blocks/impl/streaming/BlockNodeConnection.java
@@ -1100,7 +1100,7 @@ private void doWork() {
                             "{} Starting to process items for block {}", BlockNodeConnection.this, block.blockNumber());
                 }
 
-                final int itemSize = item.protobufSize() + 2; // each item has 2 bytes of overhead
+                final int itemSize = item.protobufSize() + 5; // add an extra 5 bytes to account for potential overhead
                 final long newRequestBytes = pendingRequestBytes + itemSize;
 
                 if (newRequestBytes > MAX_BYTES_PER_REQUEST) {

Original file line number	Diff line number	Diff line change
`@@ -1100,7 +1100,7 @@ private void doWork() {`
`1100`	`1100`	`"{} Starting to process items for block {}", BlockNodeConnection.this, block.blockNumber());`
`1101`	`1101`	`}`
`1102`	`1102`
`1103`		`- final int itemSize = item.protobufSize() + 2; // each item has 2 bytes of overhead`
	`1103`	`+ final int itemSize = item.protobufSize() + 5; // add an extra 5 bytes to account for potential overhead`
`1104`	`1104`	`final long newRequestBytes = pendingRequestBytes + itemSize;`
`1105`	`1105`
`1106`	`1106`	`if (newRequestBytes > MAX_BYTES_PER_REQUEST) {`