package org.apache.hadoop.hbase; /** * 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. */ import java.lang.reflect.Field; import java.util.concurrent.atomic.AtomicLong; import org.apache.hadoop.classification.InterfaceAudience; /** * Counters kept by the distributed WAL split log process. * Used by master and regionserver packages. */ @InterfaceAudience.Private public class SplitLogCounters { //SplitLogManager counters public final static AtomicLong tot_mgr_log_split_batch_start = new AtomicLong(0); public final static AtomicLong tot_mgr_log_split_batch_success = new AtomicLong(0); public final static AtomicLong tot_mgr_log_split_batch_err = new AtomicLong(0); public final static AtomicLong tot_mgr_new_unexpected_hlogs = new AtomicLong(0); public final static AtomicLong tot_mgr_log_split_start = new AtomicLong(0); public final static AtomicLong tot_mgr_log_split_success = new AtomicLong(0); public final static AtomicLong tot_mgr_log_split_err = new AtomicLong(0); public final static AtomicLong tot_mgr_node_create_queued = new AtomicLong(0); public final static AtomicLong tot_mgr_node_create_result = new AtomicLong(0); public final static AtomicLong tot_mgr_node_already_exists = new AtomicLong(0); public final static AtomicLong tot_mgr_node_create_err = new AtomicLong(0); public final static AtomicLong tot_mgr_node_create_retry = new AtomicLong(0); public final static AtomicLong tot_mgr_get_data_queued = new AtomicLong(0); public final static AtomicLong tot_mgr_get_data_result = new AtomicLong(0); public final static AtomicLong tot_mgr_get_data_nonode = new AtomicLong(0); public final static AtomicLong tot_mgr_get_data_err = new AtomicLong(0); public final static AtomicLong tot_mgr_get_data_retry = new AtomicLong(0); public final static AtomicLong tot_mgr_node_delete_queued = new AtomicLong(0); public final static AtomicLong tot_mgr_node_delete_result = new AtomicLong(0); public final static AtomicLong tot_mgr_node_delete_err = new AtomicLong(0); public final static AtomicLong tot_mgr_resubmit = new AtomicLong(0); public final static AtomicLong tot_mgr_resubmit_failed = new AtomicLong(0); public final static AtomicLong tot_mgr_null_data = new AtomicLong(0); public final static AtomicLong tot_mgr_orphan_task_acquired = new AtomicLong(0); public final static AtomicLong tot_mgr_wait_for_zk_delete = new AtomicLong(0); public final static AtomicLong tot_mgr_unacquired_orphan_done = new AtomicLong(0); public final static AtomicLong tot_mgr_resubmit_threshold_reached = new AtomicLong(0); public final static AtomicLong tot_mgr_missing_state_in_delete = new AtomicLong(0); public final static AtomicLong tot_mgr_heartbeat = new AtomicLong(0); public final static AtomicLong tot_mgr_rescan = new AtomicLong(0); public final static AtomicLong tot_mgr_rescan_deleted = new AtomicLong(0); public final static AtomicLong tot_mgr_task_deleted = new AtomicLong(0); public final static AtomicLong tot_mgr_resubmit_unassigned = new AtomicLong(0); public final static AtomicLong tot_mgr_relist_logdir = new AtomicLong(0); public final static AtomicLong tot_mgr_resubmit_dead_server_task = new AtomicLong(0); // SplitLogWorker counters public final static AtomicLong tot_wkr_failed_to_grab_task_no_data = new AtomicLong(0); public final static AtomicLong tot_wkr_failed_to_grab_task_exception = new AtomicLong(0); public final static AtomicLong tot_wkr_failed_to_grab_task_owned = new AtomicLong(0); public final static AtomicLong tot_wkr_failed_to_grab_task_lost_race = new AtomicLong(0); public final static AtomicLong tot_wkr_task_acquired = new AtomicLong(0); public final static AtomicLong tot_wkr_task_resigned = new AtomicLong(0); public final static AtomicLong tot_wkr_task_done = new AtomicLong(0); public final static AtomicLong tot_wkr_task_err = new AtomicLong(0); public final static AtomicLong tot_wkr_task_heartbeat = new AtomicLong(0); public final static AtomicLong tot_wkr_task_acquired_rescan = new AtomicLong(0); public final static AtomicLong tot_wkr_get_data_queued = new AtomicLong(0); public final static AtomicLong tot_wkr_get_data_result = new AtomicLong(0); public final static AtomicLong tot_wkr_get_data_retry = new AtomicLong(0); public final static AtomicLong tot_wkr_preempt_task = new AtomicLong(0); public final static AtomicLong tot_wkr_task_heartbeat_failed = new AtomicLong(0); public final static AtomicLong tot_wkr_final_transition_failed = new AtomicLong(0); public static void resetCounters() throws Exception { Class<?> cl = (new SplitLogCounters()).getClass(); for (Field fld : cl.getDeclaredFields()) { ((AtomicLong)fld.get(null)).set(0); } } }