amrishlal commented on a change in pull request #6596:
URL: https://github.com/apache/incubator-pinot/pull/6596#discussion_r580732085
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File path:
pinot-core/src/main/java/org/apache/pinot/core/transport/InstanceRequestHandler.java
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@@ -60,67 +64,107 @@ public InstanceRequestHandler(QueryScheduler
queryScheduler, ServerMetrics serve
_serverMetrics = serverMetrics;
}
+ /**
+ * Always return a response even when query execution throws exception;
otherwise, broker
+ * will keep waiting until timeout.
+ */
@Override
protected void channelRead0(ChannelHandlerContext ctx, ByteBuf msg) {
- long queryArrivalTimeMs = System.currentTimeMillis();
- _serverMetrics.addMeteredGlobalValue(ServerMeter.QUERIES, 1);
- int requestSize = msg.readableBytes();
-
_serverMetrics.addMeteredGlobalValue(ServerMeter.NETTY_CONNECTION_BYTES_RECEIVED,
requestSize);
- byte[] requestBytes = new byte[requestSize];
- msg.readBytes(requestBytes);
+ final long queryArrivalTimeMs = System.currentTimeMillis();
+ final int requestSize = msg.readableBytes();
InstanceRequest instanceRequest = new InstanceRequest();
+ ServerQueryRequest queryRequest;
+ byte[] requestBytes = new byte[requestSize];
Review comment:
Refactored the code a bit more to do this.
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