| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.drill.exec.rpc; |
| |
| import com.codahale.metrics.Gauge; |
| import io.netty.buffer.PooledByteBufAllocatorL; |
| import org.apache.drill.exec.memory.BufferAllocator; |
| import org.apache.drill.exec.metrics.DrillMetrics; |
| |
| public abstract class AbstractRpcMetrics implements RpcMetrics { |
| //private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(AbstractRpcMetrics.class); |
| |
| protected boolean useEncryptedCounter; |
| |
| public static final String CONNECTION_COUNTER_PREFIX = "drill.connections.rpc."; |
| |
| public static final String ALLOCATOR_METRICS_PREFIX = PooledByteBufAllocatorL.METRIC_PREFIX + "rpc."; |
| |
| protected void registerAllocatorMetrics(final BufferAllocator allocator, final String metricPrefix) { |
| DrillMetrics.register(metricPrefix + "used", new Gauge<Long>() { |
| @Override |
| public Long getValue() { |
| return allocator.getAllocatedMemory(); |
| } |
| }); |
| |
| DrillMetrics.register(metricPrefix + "peak", new Gauge<Long>() { |
| @Override |
| public Long getValue() { |
| return allocator.getPeakMemoryAllocation(); |
| } |
| }); |
| } |
| |
| public abstract void initialize(boolean useEncryptedCounter, BufferAllocator allocator); |
| |
| } |