| /* |
| * 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.hugegraph.backend.store.scylladb; |
| |
| import java.util.Map; |
| |
| import org.apache.cassandra.tools.NodeProbe; |
| import org.apache.hugegraph.backend.store.cassandra.CassandraMetrics; |
| import org.apache.hugegraph.backend.store.cassandra.CassandraSessionPool; |
| import org.apache.hugegraph.config.HugeConfig; |
| |
| public class ScyllaDBMetrics extends CassandraMetrics { |
| |
| public ScyllaDBMetrics(HugeConfig conf, |
| CassandraSessionPool sessions, |
| String keyspace) { |
| super(conf, sessions, keyspace); |
| } |
| |
| @Override |
| protected void appendExtraMetrics(Map<String, Object> metrics, |
| NodeProbe probe) { |
| // Table counter Metrics |
| appendCounterMetrics(metrics, probe, this.keyspace(), this.tables(), |
| "EstimatedPartitionCount"); |
| appendCounterMetrics(metrics, probe, this.keyspace(), this.tables(), |
| "DroppedMutations"); |
| appendCounterMetrics(metrics, probe, this.keyspace(), this.tables(), |
| "PendingFlushes"); |
| //appendCounterMetrics(metrics, probe, this.keyspace(), this.tables(), |
| // "KeyCacheHitRate"); |
| appendCounterMetrics(metrics, probe, this.keyspace(), this.tables(), |
| "BloomFilterFalseRatio"); |
| |
| // Table timer Metrics |
| //appendTimerMetrics(metrics, probe, this.keyspace(), "WriteLatency"); |
| //appendTimerMetrics(metrics, probe, this.keyspace(), "ReadLatency"); |
| //appendTimerMetrics(metrics, probe, null, "WriteLatency"); |
| //appendTimerMetrics(metrics, probe, null, "ReadLatency"); |
| |
| // Cache Metrics |
| appendCacheMetrics(metrics, probe, "KeyCache", "Size"); |
| appendCacheMetrics(metrics, probe, "KeyCache", "Entries"); |
| appendCacheMetrics(metrics, probe, "RowCache", "Size"); |
| appendCacheMetrics(metrics, probe, "RowCache", "Entries"); |
| appendCacheMetrics(metrics, probe, "CounterCache", "Size"); |
| appendCacheMetrics(metrics, probe, "CounterCache", "Entries"); |
| |
| // Compaction Metrics |
| appendCompactionMetrics(metrics, probe, "CompletedTasks"); |
| appendCompactionMetrics(metrics, probe, "PendingTasks"); |
| //appendCompactionMetrics(metrics, probe, "BytesCompacted"); |
| } |
| } |