author | wenzelm |
Fri, 01 Apr 2022 17:06:10 +0200 | |
changeset 75393 | 87ebf5a50283 |
parent 75380 | 2cb2606ce075 |
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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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/* 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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/* memory status */ |
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val Heap_Size = new Properties.Long("size_heap") |
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val Heap_Free = new Properties.Long("size_heap_free_last_GC") |
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val GC_Percent = new Properties.Int("GC_percent") |
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sealed case class Memory_Status(heap_size: Long, heap_free: Long, gc_percent: Int) { |
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def heap_used: Long = (heap_size - heap_free) max 0 |
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def heap_used_fraction: Double = |
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if (heap_size == 0) 0.0 else heap_used.toDouble / heap_size |
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def gc_progress: Option[Double] = |
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if (1 <= gc_percent && gc_percent <= 100) Some((gc_percent - 1) * 0.01) else None |
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} |
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def memory_status(props: Properties.T): Memory_Status = { |
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val heap_size = Heap_Size.get(props) |
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val heap_free = Heap_Free.get(props) |
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val gc_percent = GC_Percent.get(props) |
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Memory_Status(heap_size, heap_free, gc_percent) |
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} |
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/* monitor process */ |
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def monitor(pid: Long, |
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stats_dir: String = "", |
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delay: Time = Time.seconds(0.5), |
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consume: Properties.T => Unit = Console.println |
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): Unit = { |
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def progress_stdout(line: String): Unit = { |
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val props = Library.space_explode(',', line).flatMap(Properties.Eq.unapply) |
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if (props.nonEmpty) consume(props) |
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} |
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val env_prefix = |
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if (stats_dir.isEmpty) "" else "export POLYSTATSDIR=" + Bash.string(stats_dir) + "\n" |
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Bash.process(env_prefix + "\"$POLYML_EXE\" -q --use src/Pure/ML/ml_statistics.ML --eval " + |
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Bash.string("ML_Statistics.monitor " + ML_Syntax.print_long(pid) + " " + |
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ML_Syntax.print_double(delay.seconds)), |
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cwd = Path.ISABELLE_HOME.file) |
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.result(progress_stdout = progress_stdout, strict = false).check |
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} |
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/* protocol handler */ |
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class Handler extends Session.Protocol_Handler { |
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private var session: Session = null |
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private var monitoring: Future[Unit] = Future.value(()) |
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override def init(session: Session): Unit = synchronized { |
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this.session = session |
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} |
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override def exit(): Unit = synchronized { |
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session = null |
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monitoring.cancel() |
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} |
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private def consume(props: Properties.T): Unit = synchronized { |
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if (session != null) { |
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val props1 = (session.cache.props(props ::: Java_Statistics.jvm_statistics())) |
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session.runtime_statistics.post(Session.Runtime_Statistics(props1)) |
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} |
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} |
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private def ml_statistics(msg: Prover.Protocol_Output): Boolean = synchronized { |
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msg.properties match { |
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case Markup.ML_Statistics(pid, stats_dir) => |
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monitoring = |
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Future.thread("ML_statistics") { |
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monitor(pid, stats_dir = stats_dir, consume = consume) |
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} |
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true |
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case _ => false |
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} |
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} |
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override val functions = List(Markup.ML_Statistics.name -> ml_statistics) |
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} |
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/* memory fields (mega bytes) */ |
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def mem_print(x: Long): Option[String] = |
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if (x == 0L) None else Some(x.toString + " M") |
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def mem_scale(x: Long): Long = x / 1024 / 1024 |
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def mem_field_scale(name: String, x: Double): Double = |
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if (heap_fields._2.contains(name) || program_fields._2.contains(name)) |
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mem_scale(x.toLong).toDouble |
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else x |
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val CODE_SIZE = "size_code" |
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val STACK_SIZE = "size_stacks" |
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val HEAP_SIZE = "size_heap" |
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/* standard fields */ |
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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", |
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"tasks_urgent", "tasks_total")) |
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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", "share_passes")) |
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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 program_fields: Fields = |
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("Program", List("size_code", "size_stacks")) |
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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_elapsed", "time_elapsed_GC", "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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private val time_speed = Map("time_CPU" -> "speed_CPU", "time_GC" -> "speed_GC") |
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val java_heap_fields: Fields = |
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("Java heap", List("java_heap_size", "java_heap_used")) |
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val java_thread_fields: Fields = |
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("Java threads", List("java_threads_total", "java_workers_total", "java_workers_active")) |
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val main_fields: List[Fields] = |
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List(heap_fields, tasks_fields, workers_fields) |
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val other_fields: List[Fields] = |
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List(threads_fields, GC_fields, program_fields, time_fields, speed_fields, |
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java_heap_fields, java_thread_fields) |
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val all_fields: List[Fields] = main_fields ::: other_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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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( |
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ml_statistics0: List[Properties.T], |
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heading: String = "", |
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domain: String => Boolean = _ => true |
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): ML_Statistics = { |
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require(ml_statistics0.forall(props => Now.unapply(props).isDefined), "missing \"now\" field") |
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val ml_statistics = ml_statistics0.sortBy(now) |
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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 { |
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props <- ml_statistics.iterator |
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(x, _) <- props.iterator |
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if x != Now.name && domain(x) } yield x) |
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val content = { |
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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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// rising edges -- relative speed |
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val speeds = |
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(for { |
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(key, value) <- props.iterator |
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key1 <- time_speed.get(key) |
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if domain(key1) |
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} yield { |
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val (x0, y0, s0) = last_edge.getOrElse(key, (0.0, 0.0, 0.0)) |
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|
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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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|
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if (y1 > y0) { |
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last_edge += (key -> (x1, y1, s1)) |
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(key1, s1.toString) |
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} |
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else (key1, s0.toString) |
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}).toList |
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|
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val data = |
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SortedMap.empty[String, Double] ++ |
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(for { |
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(x, y) <- props.iterator ++ speeds.iterator |
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if x != Now.name && domain(x) |
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z = java.lang.Double.parseDouble(y) if z != 0.0 |
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} yield { (x.intern, mem_field_scale(x, z)) }) |
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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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|
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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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override def toString: String = |
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if (content.isEmpty) "ML_Statistics.empty" |
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else "ML_Statistics(length = " + content.length + ", fields = " + fields.size + ")" |
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||
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/* content */ |
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def maximum(field: String): Double = |
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content.foldLeft(0.0) { case (m, e) => m max e.get(field) } |
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def average(field: String): Double = { |
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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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||
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/* charts */ |
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||
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def update_data(data: XYSeriesCollection, selected_fields: List[String]): Unit = { |
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data.removeAllSeries() |
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for (field <- selected_fields) { |
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val series = new XYSeries(field) |
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content.foreach(entry => series.add(entry.time, entry.get(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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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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} |