Hexiaoqiao commented on code in PR #4527:
URL: https://github.com/apache/hadoop/pull/4527#discussion_r921788650
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hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java:
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@@ -1153,9 +1087,51 @@ public void run() {
+ connections.size());
}
+ /**
+ * A thread to write rpc requests to the socket.
+ */
+ private class RpcRequestSender implements Runnable {
+ @Override
+ public void run() {
+ while (!shouldCloseConnection.get()) {
+ ResponseBuffer buf = null;
+ try {
+ Pair<Call, ResponseBuffer> pair = rpcRequestQueue.take();
+ if (shouldCloseConnection.get()) {
+ return;
+ }
+ buf = pair.getRight();
+ synchronized (ipcStreams.out) {
+ if (LOG.isDebugEnabled()) {
+ Call call = pair.getLeft();
+ LOG.debug(getName() + " sending #" + call.id
+ + " " + call.rpcRequest);
+ }
+ // RpcRequestHeader + RpcRequest
+ ipcStreams.sendRequest(buf.toByteArray());
+ ipcStreams.flush();
+ }
+ } catch (InterruptedException ie) {
+ // stop this thread
Review Comment:
Should we also mark connection closed here when meet InterruptedException?
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