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report GC time

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This commit is contained in:
Dmitry Jemerov
2015-06-22 19:27:18 +02:00
parent 6ca4dd32cf
commit 2216ec1b68
1 changed files with 14 additions and 0 deletions
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compiler/cli/src/org/jetbrains/kotlin/cli/jvm/K2JVMCompiler.kt
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@@ -46,6 +46,7 @@ import org.jetbrains.kotlin.utils.KotlinPaths
import org.jetbrains.kotlin.utils.KotlinPathsFromHomeDir import org.jetbrains.kotlin.utils.KotlinPathsFromHomeDir
import org.jetbrains.kotlin.utils.PathUtil import org.jetbrains.kotlin.utils.PathUtil
import java.io.File import java.io.File
import java.lang.management.ManagementFactory
import java.util.concurrent.TimeUnit import java.util.concurrent.TimeUnit
import kotlin.platform.platformStatic import kotlin.platform.platformStatic
@@ -189,6 +190,7 @@ public class K2JVMCompiler : CLICompiler<K2JVMCompilerArguments>() {
} }
if (arguments.reportPerf) { if (arguments.reportPerf) {
reportGCTime(environment.configuration)
PerformanceCounter.report { s -> reportPerf(environment.configuration, s) } PerformanceCounter.report { s -> reportPerf(environment.configuration, s) }
} }
return OK return OK
@@ -221,6 +223,8 @@ public class K2JVMCompiler : CLICompiler<K2JVMCompilerArguments>() {
companion object { companion object {
private var initStartNanos = System.nanoTime() private var initStartNanos = System.nanoTime()
// allows to track GC time for each run when repeated compilation is used
private val elapsedGCTime = hashMapOf<String, Long>()
public fun resetInitStartTime() { public fun resetInitStartTime() {
initStartNanos = System.nanoTime() initStartNanos = System.nanoTime()
@@ -235,6 +239,16 @@ public class K2JVMCompiler : CLICompiler<K2JVMCompilerArguments>() {
collector.report(CompilerMessageSeverity.INFO, "PERF: " + message, CompilerMessageLocation.NO_LOCATION) collector.report(CompilerMessageSeverity.INFO, "PERF: " + message, CompilerMessageLocation.NO_LOCATION)
} }
fun reportGCTime(configuration: CompilerConfiguration) {
ManagementFactory.getGarbageCollectorMXBeans().forEach {
val currentTime = it.getCollectionTime()
val elapsedTime = elapsedGCTime.getOrElse(it.getName()) { 0 }
val time = currentTime - elapsedTime
reportPerf(configuration, "GC time for ${it.getName()} is $time ms")
elapsedGCTime[it.getName()] = currentTime
}
}
private fun putAdvancedOptions(configuration: CompilerConfiguration, arguments: K2JVMCompilerArguments) { private fun putAdvancedOptions(configuration: CompilerConfiguration, arguments: K2JVMCompilerArguments) {
configuration.put(JVMConfigurationKeys.DISABLE_CALL_ASSERTIONS, arguments.noCallAssertions) configuration.put(JVMConfigurationKeys.DISABLE_CALL_ASSERTIONS, arguments.noCallAssertions)
configuration.put(JVMConfigurationKeys.DISABLE_PARAM_ASSERTIONS, arguments.noParamAssertions) configuration.put(JVMConfigurationKeys.DISABLE_PARAM_ASSERTIONS, arguments.noParamAssertions)