/*
Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016. All rights reserved.
Contact:
SYSTAP, LLC DBA Blazegraph
2501 Calvert ST NW #106
Washington, DC 20008
licenses@blazegraph.com
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* Created on Mar 18, 2010
*/
package com.bigdata.resources;
import java.io.Serializable;
import java.util.concurrent.atomic.AtomicLong;
import com.bigdata.counters.CounterSet;
import com.bigdata.counters.Instrument;
import com.bigdata.resources.OverflowManager.IIndexPartitionTaskCounters;
import com.bigdata.resources.OverflowManager.IOverflowManagerCounters;
import com.bigdata.resources.OverflowManager.Options;
import com.bigdata.resources.ResourceManager.IResourceManagerCounters;
/**
* Utility class exposes some counter values while protecting the actual
* counters on the service from modification.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
*/
public class OverflowCounters implements Serializable {
/**
*
*/
private static final long serialVersionUID = -7374339581752061839L;
/**
* #of synchronous overflows that have taken place. This counter is
* incremented each time the synchronous overflow operation is complete.
*/
public final AtomicLong synchronousOverflowCounter = new AtomicLong(0L);
/**
* The elapsed milliseconds for synchronous overflow processing to date.
*/
public final AtomicLong synchronousOverflowMillis = new AtomicLong(0L);
/**
* The time in milliseconds since the epoch at which the most recent
* asynchronous overflow started. This is used to compute the elapsed
* asynchronous overflow time when the service is currently performing
* asynchronous overflow processing. The value is set each time asynchronous
* overflow processing starts, but never cleared.
*/
public final AtomicLong asynchronousOverflowStartMillis = new AtomicLong(0L);
/**
* #of asynchronous overflows that have taken place. This counter is
* incremented each time the entire overflow operation is complete,
* including any asynchronous post-processing of the old journal.
*/
public final AtomicLong asynchronousOverflowCounter = new AtomicLong(0L);
/**
* The elapsed milliseconds for asynchronous overflow processing to date.
*/
public final AtomicLong asynchronousOverflowMillis = new AtomicLong(0L);
/**
* The #of asynchronous overflow operations which fail.
*
* @see AsynchronousOverflowTask
*/
public final AtomicLong asynchronousOverflowFailedCounter = new AtomicLong(
0L);
/**
* The #of asynchronous overflow tasks (index partition splits, joins, or
* moves) that failed.
*/
public final AtomicLong asynchronousOverflowTaskFailedCounter = new AtomicLong(
0L);
/**
* The #of asynchronous overflow tasks (index partition splits, joins, or
* moves) that were canceled due to timeout.
*
* @see Options#OVERFLOW_TIMEOUT
*/
public final AtomicLong asynchronousOverflowTaskCancelledCounter = new AtomicLong(
0L);
/**
* #of successful index partition incremental build operations.
*/
public final AtomicLong indexPartitionBuildCounter = new AtomicLong(0L);
/**
* #of successful index partition compacting merge operations.
*/
public final AtomicLong indexPartitionMergeCounter = new AtomicLong(0L);
/**
* #of successful index partition split operations.
*/
public final AtomicLong indexPartitionSplitCounter = new AtomicLong(0L);
/**
* #of successful index partition tail split operations.
*/
public final AtomicLong indexPartitionTailSplitCounter = new AtomicLong(0L);
/**
* #of successful index partition join operations.
*/
public final AtomicLong indexPartitionJoinCounter = new AtomicLong(0L);
/**
* #of successful index partition move operations.
*/
public final AtomicLong indexPartitionMoveCounter = new AtomicLong(0L);
/**
* #of successful index partition move operations where this service was the
* target of the move (it received the index partition).
*/
public final AtomicLong indexPartitionReceiveCounter = new AtomicLong(0L);
/**
* Constructor with zeros for the counter values.
*/
public OverflowCounters() {
}
@Override
public OverflowCounters clone() {
final OverflowCounters tmp = new OverflowCounters();
tmp.add(this);
return tmp;
}
public void add(final OverflowCounters c) {
if (c == null)
throw new IllegalArgumentException();
synchronousOverflowCounter
.addAndGet(c.synchronousOverflowCounter.get());
synchronousOverflowMillis.addAndGet(c.synchronousOverflowMillis.get());
asynchronousOverflowStartMillis
.addAndGet(c.asynchronousOverflowStartMillis.get());
asynchronousOverflowCounter.addAndGet(c.asynchronousOverflowCounter
.get());
asynchronousOverflowMillis
.addAndGet(c.asynchronousOverflowMillis.get());
asynchronousOverflowFailedCounter
.addAndGet(c.asynchronousOverflowFailedCounter.get());
asynchronousOverflowTaskFailedCounter
.addAndGet(c.asynchronousOverflowTaskFailedCounter.get());
asynchronousOverflowTaskCancelledCounter
.addAndGet(c.asynchronousOverflowTaskCancelledCounter.get());
indexPartitionBuildCounter
.addAndGet(c.indexPartitionBuildCounter.get());
indexPartitionMergeCounter
.addAndGet(c.indexPartitionMergeCounter.get());
indexPartitionSplitCounter
.addAndGet(c.indexPartitionSplitCounter.get());
indexPartitionTailSplitCounter
.addAndGet(c.indexPartitionTailSplitCounter.get());
indexPartitionJoinCounter.addAndGet(c.indexPartitionJoinCounter.get());
indexPartitionMoveCounter.addAndGet(c.indexPartitionMoveCounter.get());
indexPartitionReceiveCounter.addAndGet(c.indexPartitionReceiveCounter
.get());
}
public CounterSet getCounters() {
final CounterSet tmp = new CounterSet();
tmp.addCounter(IOverflowManagerCounters.SynchronousOverflowMillis,
new Instrument<Long>() {
public void sample() {
setValue(synchronousOverflowMillis.get());
}
});
tmp.addCounter(IOverflowManagerCounters.AsynchronousOverflowCount,
new Instrument<Long>() {
public void sample() {
setValue(asynchronousOverflowCounter.get());
}
});
tmp.addCounter(
IOverflowManagerCounters.AsynchronousOverflowFailedCount,
new Instrument<Long>() {
public void sample() {
setValue(asynchronousOverflowFailedCounter.get());
}
});
tmp.addCounter(
IOverflowManagerCounters.AsynchronousOverflowTaskFailedCount,
new Instrument<Long>() {
public void sample() {
setValue(asynchronousOverflowTaskFailedCounter.get());
}
});
tmp
.addCounter(
IOverflowManagerCounters.AsynchronousOverflowTaskCancelledCount,
new Instrument<Long>() {
public void sample() {
setValue(asynchronousOverflowTaskCancelledCounter
.get());
}
});
{
final CounterSet tmp2 = tmp
.makePath(IResourceManagerCounters.IndexPartitionTasks);
tmp2.addCounter(IIndexPartitionTaskCounters.BuildCount,
new Instrument<Long>() {
public void sample() {
setValue(indexPartitionBuildCounter.get());
}
});
tmp2.addCounter(IIndexPartitionTaskCounters.MergeCount,
new Instrument<Long>() {
public void sample() {
setValue(indexPartitionMergeCounter.get());
}
});
tmp2.addCounter(IIndexPartitionTaskCounters.SplitCount,
new Instrument<Long>() {
public void sample() {
setValue(indexPartitionSplitCounter.get());
}
});
tmp2.addCounter(IIndexPartitionTaskCounters.TailSplitCount,
new Instrument<Long>() {
public void sample() {
setValue(indexPartitionTailSplitCounter.get());
}
});
tmp2.addCounter(IIndexPartitionTaskCounters.JoinCount,
new Instrument<Long>() {
public void sample() {
setValue(indexPartitionJoinCounter.get());
}
});
tmp2.addCounter(IIndexPartitionTaskCounters.MoveCount,
new Instrument<Long>() {
public void sample() {
setValue(indexPartitionMoveCounter.get());
}
});
tmp2.addCounter(IIndexPartitionTaskCounters.ReceiveCount,
new Instrument<Long>() {
public void sample() {
setValue(indexPartitionReceiveCounter.get());
}
});
}
return tmp;
}
}