Reidddddd commented on a change in pull request #2585:
URL: https://github.com/apache/hbase/pull/2585#discussion_r513920031
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File path: hbase-server/src/main/java/org/apache/hadoop/hbase/ipc/RpcServer.java
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@@ -1254,8 +1255,10 @@ private boolean processAllResponses(final Connection
connection) throws IOExcept
if (call == null) {
return true;
}
+ metrics.removeCallFromResponseQueue(call.response.getRemaining());
Review comment:
```
if (call.connection.responseQueue.isEmpty()) {
// If we're alone, we can try to do a direct call to the socket.
It's
// an optimisation to save on context switches and data
transfer between cores..
if (processResponse(call)) {
return; // we're done.
}
// ..
}
```
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