diff options
Diffstat (limited to 'kamon-system/src/main/scala/kamon/metrics/SystemMetrics.scala')
-rw-r--r-- | kamon-system/src/main/scala/kamon/metrics/SystemMetrics.scala | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/kamon-system/src/main/scala/kamon/metrics/SystemMetrics.scala b/kamon-system/src/main/scala/kamon/metrics/SystemMetrics.scala new file mode 100644 index 00000000..9bcd8917 --- /dev/null +++ b/kamon-system/src/main/scala/kamon/metrics/SystemMetrics.scala @@ -0,0 +1,71 @@ +/* + * ========================================================================================= + * Copyright © 2013-2014 the kamon project <http://kamon.io/> + * + * Licensed 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 kamon.metrics + +import com.typesafe.config.Config +import org.HdrHistogram.HdrRecorder + +case class SystemMetrics(name: String) extends MetricGroupIdentity { + val category = JvmMetrics +} + +object SystemMetrics extends MetricGroupCategory { + val name = "system" + + case object MaximumPoolSize extends MetricIdentity { val name, tag = "maximum-pool-size" } + case object RunningThreadCount extends MetricIdentity { val name, tag = "running-thread-count" } + case object QueueTaskCount extends MetricIdentity { val name, tag = "queued-task-count" } + case object PoolSize extends MetricIdentity { val name, tag = "pool-size" } + + case class SystemMetricRecorder(maximumPoolSize: MetricRecorder, runningThreadCount: MetricRecorder, queueTaskCount: MetricRecorder, poolSize: MetricRecorder) + extends MetricGroupRecorder { + + def collect: MetricGroupSnapshot = { + SystemMetricSnapshot(maximumPoolSize.collect(), runningThreadCount.collect(), queueTaskCount.collect(), poolSize.collect()) + } + } + + case class SystemMetricSnapshot(maximumPoolSize: MetricSnapshotLike, runningThreadCount: MetricSnapshotLike, queueTaskCount: MetricSnapshotLike, poolSize: MetricSnapshotLike) + extends MetricGroupSnapshot { + + val metrics: Map[MetricIdentity, MetricSnapshotLike] = Map( + (MaximumPoolSize -> maximumPoolSize), + (RunningThreadCount -> runningThreadCount), + (QueueTaskCount -> queueTaskCount), + (PoolSize -> poolSize)) + } + + val Factory = new MetricGroupFactory { + type GroupRecorder = SystemMetricRecorder + + def create(config: Config): SystemMetricRecorder = { + val settings = config.getConfig("precision.system") + + val threadCountConfig = extractPrecisionConfig(settings.getConfig("maximum-pool-size")) + val RunningThreadCountConfig = extractPrecisionConfig(settings.getConfig("running-thread-count")) + val QueueTaskCountConfig = extractPrecisionConfig(settings.getConfig("queued-task-count")) + val PoolSizeConfig = extractPrecisionConfig(settings.getConfig("pool-size")) + + new SystemMetricRecorder( + HdrRecorder(threadCountConfig.highestTrackableValue, threadCountConfig.significantValueDigits, Scale.Unit), + HdrRecorder(RunningThreadCountConfig.highestTrackableValue, RunningThreadCountConfig.significantValueDigits, Scale.Unit), + HdrRecorder(QueueTaskCountConfig.highestTrackableValue, QueueTaskCountConfig.significantValueDigits, Scale.Unit), + HdrRecorder(PoolSizeConfig.highestTrackableValue, PoolSizeConfig.significantValueDigits, Scale.Unit)) + } + } +} + |