author | wenzelm |
Thu, 18 May 2017 13:51:25 +0200 | |
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parent 65858 | 9418a9fad835 |
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permissions | -rw-r--r-- |
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/* Title: Pure/ML/ml_statistics.scala |
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Author: Makarius |
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ML runtime statistics. |
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*/ |
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package isabelle |
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import scala.annotation.tailrec |
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import scala.collection.mutable |
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import scala.collection.immutable.{SortedSet, SortedMap} |
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import scala.swing.{Frame, Component} |
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import org.jfree.data.xy.{XYSeries, XYSeriesCollection} |
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import org.jfree.chart.{JFreeChart, ChartPanel, ChartFactory} |
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import org.jfree.chart.plot.PlotOrientation |
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object ML_Statistics |
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{ |
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/* properties */ |
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val Now = new Properties.Double("now") |
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def now(props: Properties.T): Double = Now.unapply(props).get |
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/* standard fields */ |
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val HEAP_SIZE = "size_heap" |
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type Fields = (String, List[String]) |
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val tasks_fields: Fields = |
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("Future tasks", |
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List("tasks_ready", "tasks_pending", "tasks_running", "tasks_passive", "tasks_urgent")) |
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val workers_fields: Fields = |
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("Worker threads", List("workers_total", "workers_active", "workers_waiting")) |
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val GC_fields: Fields = |
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("GCs", List("partial_GCs", "full_GCs")) |
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val heap_fields: Fields = |
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("Heap", List(HEAP_SIZE, "size_allocation", "size_allocation_free", |
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"size_heap_free_last_full_GC", "size_heap_free_last_GC")) |
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val threads_fields: Fields = |
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("Threads", List("threads_total", "threads_in_ML", "threads_wait_condvar", |
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"threads_wait_IO", "threads_wait_mutex", "threads_wait_signal")) |
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val time_fields: Fields = |
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("Time", List("time_CPU", "time_GC")) |
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val speed_fields: Fields = |
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("Speed", List("speed_CPU", "speed_GC")) |
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val all_fields: List[Fields] = |
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List(tasks_fields, workers_fields, GC_fields, heap_fields, threads_fields, |
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time_fields, speed_fields) |
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val main_fields: List[Fields] = |
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List(tasks_fields, workers_fields, heap_fields) |
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/* content interpretation */ |
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final case class Entry(time: Double, data: Map[String, Double]) |
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{ |
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def get(field: String): Double = data.getOrElse(field, 0.0) |
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} |
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val empty: ML_Statistics = apply(Nil) |
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def apply(ml_statistics: List[Properties.T], heading: String = ""): ML_Statistics = |
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{ |
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require(ml_statistics.forall(props => Now.unapply(props).isDefined)) |
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val time_start = if (ml_statistics.isEmpty) 0.0 else now(ml_statistics.head) |
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val duration = if (ml_statistics.isEmpty) 0.0 else now(ml_statistics.last) - time_start |
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val fields = |
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SortedSet.empty[String] ++ |
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(for (props <- ml_statistics.iterator; (x, _) <- props.iterator if x != Now.name) |
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yield x) |
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val content = |
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{ |
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var last_edge = Map.empty[String, (Double, Double, Double)] |
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val result = new mutable.ListBuffer[ML_Statistics.Entry] |
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for (props <- ml_statistics) { |
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val time = now(props) - time_start |
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require(time >= 0.0) |
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// rising edges -- relative speed |
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val speeds = |
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for ((key, value) <- props; a <- Library.try_unprefix("time", key)) yield { |
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val (x0, y0, s0) = last_edge.getOrElse(a, (0.0, 0.0, 0.0)) |
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val x1 = time |
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val y1 = java.lang.Double.parseDouble(value) |
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val s1 = if (x1 == x0) 0.0 else (y1 - y0) / (x1 - x0) |
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val b = ("speed" + a).intern |
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if (y1 > y0) { last_edge += (a -> (x1, y1, s1)); (b, s1) } else (b, s0) |
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} |
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val data = |
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SortedMap.empty[String, Double] ++ speeds ++ |
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(for ((x, y) <- props.iterator if x != Now.name) |
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yield (x.intern, java.lang.Double.parseDouble(y))) |
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result += ML_Statistics.Entry(time, data) |
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} |
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result.toList |
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} |
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new ML_Statistics(heading, fields, content, time_start, duration) |
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} |
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} |
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final class ML_Statistics private( |
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val heading: String, |
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val fields: Set[String], |
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val content: List[ML_Statistics.Entry], |
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val time_start: Double, |
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val duration: Double) |
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{ |
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/* content */ |
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def maximum(field: String): Double = |
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(0.0 /: content)({ case (m, e) => m max e.get(field) }) |
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def average(field: String): Double = |
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{ |
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@tailrec def sum(t0: Double, list: List[ML_Statistics.Entry], acc: Double): Double = |
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list match { |
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case Nil => acc |
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case e :: es => |
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val t = e.time |
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sum(t, es, (t - t0) * e.get(field) + acc) |
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} |
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content match { |
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case Nil => 0.0 |
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case List(e) => e.get(field) |
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case e :: es => sum(e.time, es, 0.0) / duration |
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} |
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} |
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def maximum_heap_size: Long = maximum(ML_Statistics.HEAP_SIZE).toLong |
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def average_heap_size: Long = average(ML_Statistics.HEAP_SIZE).toLong |
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/* charts */ |
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def update_data(data: XYSeriesCollection, selected_fields: List[String]) |
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{ |
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data.removeAllSeries |
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field <- selected_fields.iterator |
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series = new XYSeries(field) |
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} { |
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content.foreach(entry => series.add(entry.time, entry.data(field))) |
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data.addSeries(series) |
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} |
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} |
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def chart(title: String, selected_fields: List[String]): JFreeChart = |
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{ |
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val data = new XYSeriesCollection |
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update_data(data, selected_fields) |
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ChartFactory.createXYLineChart(title, "time", "value", data, |
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PlotOrientation.VERTICAL, true, true, true) |
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} |
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def chart(fields: ML_Statistics.Fields): JFreeChart = |
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chart(fields._1, fields._2) |
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def show_frames(fields: List[ML_Statistics.Fields] = ML_Statistics.main_fields): Unit = |
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fields.map(chart(_)).foreach(c => |
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GUI_Thread.later { |
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new Frame { |
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iconImage = GUI.isabelle_image() |
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title = heading |
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contents = Component.wrap(new ChartPanel(c)) |
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visible = true |
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} |
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}) |
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} |