svn merge -c 1293071 from trunk for HADOOP-8085.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23-PB@1293344 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index da84511..35ab2ac 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -50,6 +50,9 @@
HADOOP-8084. Updates ProtoBufRpc engine to not do an unnecessary copy
for RPC request/response. (ddas)
+ HADOOP-8085. Add RPC metrics to ProtobufRpcEngine. (Hari Mankude via
+ suresh)
+
BUG FIXES
HADOOP-7695. RPC.stopProxy can throw unintended exception while logging
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine.java
index 9a1a161..ff2c1a4a 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine.java
@@ -379,6 +379,24 @@
* Protobuf invoker for {@link RpcInvoker}
*/
static class ProtoBufRpcInvoker implements RpcInvoker {
+ private static ProtoClassProtoImpl getProtocolImpl(RPC.Server server,
+ String protoName, long version) throws IOException {
+ ProtoNameVer pv = new ProtoNameVer(protoName, version);
+ ProtoClassProtoImpl impl =
+ server.getProtocolImplMap(RpcKind.RPC_PROTOCOL_BUFFER).get(pv);
+ if (impl == null) { // no match for Protocol AND Version
+ VerProtocolImpl highest =
+ server.getHighestSupportedProtocol(RpcKind.RPC_PROTOCOL_BUFFER,
+ protoName);
+ if (highest == null) {
+ throw new IOException("Unknown protocol: " + protoName);
+ }
+ // protocol supported but not the version that client wants
+ throw new RPC.VersionMismatch(protoName, version,
+ highest.version);
+ }
+ return impl;
+ }
@Override
/**
@@ -409,21 +427,8 @@
if (server.verbose)
LOG.info("Call: protocol=" + protocol + ", method=" + methodName);
- ProtoNameVer pv = new ProtoNameVer(protoName, clientVersion);
- ProtoClassProtoImpl protocolImpl =
- server.getProtocolImplMap(RpcKind.RPC_PROTOCOL_BUFFER).get(pv);
- if (protocolImpl == null) { // no match for Protocol AND Version
- VerProtocolImpl highest =
- server.getHighestSupportedProtocol(RpcKind.RPC_PROTOCOL_BUFFER,
- protoName);
- if (highest == null) {
- throw new IOException("Unknown protocol: " + protoName);
- }
- // protocol supported but not the version that client wants
- throw new RPC.VersionMismatch(protoName, clientVersion,
- highest.version);
- }
-
+ ProtoClassProtoImpl protocolImpl = getProtocolImpl(server, protoName,
+ clientVersion);
BlockingService service = (BlockingService) protocolImpl.protocolImpl;
MethodDescriptor methodDescriptor = service.getDescriptorForType()
.findMethodByName(methodName);
@@ -438,7 +443,19 @@
.mergeFrom(rpcRequest.getRequest()).build();
Message result;
try {
+ long startTime = System.currentTimeMillis();
+ server.rpcDetailedMetrics.init(protocolImpl.protocolClass);
result = service.callBlockingMethod(methodDescriptor, null, param);
+ int processingTime = (int) (System.currentTimeMillis() - startTime);
+ int qTime = (int) (startTime - receiveTime);
+ if (LOG.isDebugEnabled()) {
+ LOG.info("Served: " + methodName + " queueTime= " + qTime +
+ " procesingTime= " + processingTime);
+ }
+ server.rpcMetrics.addRpcQueueTime(qTime);
+ server.rpcMetrics.addRpcProcessingTime(processingTime);
+ server.rpcDetailedMetrics.addProcessingTime(methodName,
+ processingTime);
} catch (ServiceException e) {
Throwable cause = e.getCause();
return handleException(cause != null ? cause : e);
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
index 0c32736..8067260 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
@@ -300,10 +300,15 @@
* Returns a handle to the rpcMetrics (required in tests)
* @return rpc metrics
*/
+ @VisibleForTesting
public RpcMetrics getRpcMetrics() {
return rpcMetrics;
}
+ @VisibleForTesting
+ public RpcDetailedMetrics getRpcDetailedMetrics() {
+ return rpcDetailedMetrics;
+ }
@VisibleForTesting
Iterable<? extends Thread> getHandlers() {
diff --git a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestProtoBufRpc.java b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestProtoBufRpc.java
index ea48b98..3b9140a 100644
--- a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestProtoBufRpc.java
+++ b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestProtoBufRpc.java
@@ -17,6 +17,9 @@
*/
package org.apache.hadoop.ipc;
+import static org.apache.hadoop.test.MetricsAsserts.getMetrics;
+import static org.apache.hadoop.test.MetricsAsserts.assertCounterGt;
+
import java.io.IOException;
import java.net.InetSocketAddress;
@@ -28,6 +31,7 @@
import org.apache.hadoop.ipc.protobuf.TestProtos.EmptyResponseProto;
import org.apache.hadoop.ipc.protobuf.TestRpcServiceProtos.TestProtobufRpcProto;
import org.apache.hadoop.ipc.protobuf.TestRpcServiceProtos.TestProtobufRpc2Proto;
+import org.apache.hadoop.metrics2.MetricsRecordBuilder;
import org.apache.hadoop.net.NetUtils;
import org.junit.Assert;
import org.junit.Test;
@@ -187,5 +191,14 @@
.setMessage("hello").build();
EchoResponseProto echoResponse = client.echo2(null, echoRequest);
Assert.assertEquals(echoResponse.getMessage(), "hello");
+
+ // Ensure RPC metrics are updated
+ MetricsRecordBuilder rpcMetrics = getMetrics(server.getRpcMetrics().name());
+ assertCounterGt("RpcQueueTimeNumOps", 0L, rpcMetrics);
+ assertCounterGt("RpcProcessingTimeNumOps", 0L, rpcMetrics);
+
+ MetricsRecordBuilder rpcDetailedMetrics =
+ getMetrics(server.getRpcDetailedMetrics().name());
+ assertCounterGt("Echo2NumOps", 0L, rpcDetailedMetrics);
}
}
\ No newline at end of file