/*
* 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.accumulo.master.metrics;
/**
*
*/
public interface ReplicationMetricsMBean {
/**
* A system may have multiple Replication targets, each of which have a queue of files to be replicated. This returns the sum across all targets, not
* de-duplicating files.
*
* @return The number of files pending replication across all targets
*/
public int getNumFilesPendingReplication();
/**
* The total number of threads available to replicate data to peers. Each TabletServer has a number of threads devoted to replication, so this value is
* affected by the number of currently active TabletServers.
*
* @return The number of threads available to replicate data across the instance
*/
public int getMaxReplicationThreads();
/**
* Peers are systems which data can be replicated to. This is the number of peers that are defined, but this is not necessarily the number of peers which are
* actively being replicated to.
*
* @return The number of peers/targets which are defined for data to be replicated to.
*/
public int getNumConfiguredPeers();
}