Mercurial > hg > release > thermostat-1.6
view vm-compiler/agent/src/main/java/com/redhat/thermostat/vm/compiler/agent/internal/VmCompilerStatVmListener.java @ 2049:a92d602216ad
Update copyright license headers for 2017
PR3290
Reviewed-by: jerboaa
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-January/021974.html
author | Andrew Azores <aazores@redhat.com> |
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date | Tue, 17 Jan 2017 12:19:56 -0500 |
parents | b4d3fa26417d |
children |
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/* * Copyright 2012-2017 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat 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; either version 2, or (at your * option) any later version. * * Thermostat 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 Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.vm.compiler.agent.internal; import java.util.logging.Level; import java.util.logging.Logger; import com.redhat.thermostat.backend.VmUpdate; import com.redhat.thermostat.backend.VmUpdateException; import com.redhat.thermostat.backend.VmUpdateListener; import com.redhat.thermostat.common.utils.LoggingUtils; import com.redhat.thermostat.vm.compiler.common.VmCompilerStat; import com.redhat.thermostat.vm.compiler.common.VmCompilerStatDao; class VmCompilerStatVmListener implements VmUpdateListener { private static final Logger logger = LoggingUtils.getLogger(VmCompilerStatVmListener.class); private final VmCompilerStatDao dao; private final String vmId; private final String writerId; private boolean error; VmCompilerStatVmListener(String writerId, VmCompilerStatDao dao, String vmId) { this.dao = dao; this.vmId = vmId; this.writerId = writerId; } @Override public void countersUpdated(VmUpdate update) { try { long totalCompiles = longValueOrUnknown(update, "totalCompiles", vmId); long totalBailouts = longValueOrUnknown(update, "totalBailouts", vmId); long totalInvalidates = longValueOrUnknown(update, "totalInvalidates", vmId); long compilationTime = update.getPerformanceCounterLong("java.ci.totalTime") / update.getPerformanceCounterLong("sun.os.hrt.frequency"); long lastSize = longValueOrUnknown(update, "lastSize", vmId); long lastType = longValueOrUnknown(update, "lastType", vmId); String lastMethod = update.getPerformanceCounterString("sun.ci.lastMethod"); long lastFailedType = longValueOrUnknown(update, "lastFailedType", vmId); String lastFailedMethod = update.getPerformanceCounterString("sun.ci.lastFailedMethod"); long timestamp = System.currentTimeMillis(); VmCompilerStat stat = new VmCompilerStat(writerId, vmId, timestamp, totalCompiles, totalBailouts, totalInvalidates, compilationTime, lastSize, lastType, lastMethod, lastFailedType, lastFailedMethod); dao.putVmCompilerStat(stat); } catch (VmUpdateException e) { logger.log(Level.WARNING, "Error gathering class info for VM " + vmId, e); } } private long longValueOrUnknown(VmUpdate update, String name, String vmId) throws VmUpdateException { String fullName = "sun.ci." + name; Long value = update.getPerformanceCounterLong(fullName); if (value == null) { logWarningOnce("Unable to determine " + fullName + " for VM " + vmId); } return value == null ? VmCompilerStat.UNKNOWN : value; } private void logWarningOnce(String message) { if (!error) { logger.log(Level.WARNING, message); logger.log(Level.WARNING, "Further warnings will be ignored"); error = true; } } }