Examples with RuntimeMXBean java.lang.management.RuntimeMXBean used on opensource projects

Example 36 with RuntimeMXBean

use of java.lang.management.RuntimeMXBean in project Mycat_plus by coderczp.

the class EnvironmentInformation method getJvmStartupOptions.

/**
 * Gets the system parameters and environment parameters that were passed to the JVM on startup.
 *
 * @return The options passed to the JVM on startup.
 */
public static String getJvmStartupOptions() {
    try {
        final RuntimeMXBean bean = ManagementFactory.getRuntimeMXBean();
        final StringBuilder bld = new StringBuilder();
        for (String s : bean.getInputArguments()) {
            bld.append(s).append(' ');
        }
        return bld.toString();
    } catch (Throwable t) {
        return UNKNOWN;
    }
}

Example 37 with RuntimeMXBean

use of java.lang.management.RuntimeMXBean in project traccar by traccar.

the class Log method logSystemInfo.

public static void logSystemInfo() {
    try {
        OperatingSystemMXBean operatingSystemBean = ManagementFactory.getOperatingSystemMXBean();
        Log.info("Operating system" + " name: " + operatingSystemBean.getName() + " version: " + operatingSystemBean.getVersion() + " architecture: " + operatingSystemBean.getArch());
        RuntimeMXBean runtimeBean = ManagementFactory.getRuntimeMXBean();
        Log.info("Java runtime" + " name: " + runtimeBean.getVmName() + " vendor: " + runtimeBean.getVmVendor() + " version: " + runtimeBean.getVmVersion());
        MemoryMXBean memoryBean = ManagementFactory.getMemoryMXBean();
        Log.info("Memory limit" + " heap: " + memoryBean.getHeapMemoryUsage().getMax() / (1024 * 1024) + "mb" + " non-heap: " + memoryBean.getNonHeapMemoryUsage().getMax() / (1024 * 1024) + "mb");
        Log.info("Character encoding: " + System.getProperty("file.encoding") + " charset: " + Charset.defaultCharset());
    } catch (Exception error) {
        Log.warning("Failed to get system info");
    }
}

Example 38 with RuntimeMXBean

use of java.lang.management.RuntimeMXBean in project mlib by myshzzx.

the class Oss method getPid.

/**
 * get current process id.
 */
public static int getPid() {
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    String name = runtimeMXBean.getName();
    int idx = name.indexOf('@');
    return Integer.parseInt(name.substring(0, idx));
}

Example 39 with RuntimeMXBean

use of java.lang.management.RuntimeMXBean in project jmeter-plugins-manager by undera.

the class ChangesMaker method getRestartFile.

public File getRestartFile(LinkedList<String> additionalJMeterOptions) throws IOException {
    File file = File.createTempFile("jpgc-restart-", ".list");
    try (PrintWriter out = new PrintWriter(file)) {
        out.print(SafeDeleter.getJVM() + "\n");
        RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
        List<String> jvmArgs = runtimeMXBean.getInputArguments();
        for (String arg : jvmArgs) {
            out.print(arg + "\n");
        }
        out.print("-jar\n");
        out.print(getJMeterStartCommand(additionalJMeterOptions));
        return file;
    }
}

Example 40 with RuntimeMXBean

use of java.lang.management.RuntimeMXBean in project wicket by apache.

the class Threads method dumpAllThreads.

/**
 * Creates a dump of all the threads' state and stack traces similar to what JVM produces when
 * signal SIGQUIT is send to the process on Unix machine.
 * <p>
 * Note: This is a best effort to dump as much information as possible because the Java API
 * doesn't provide means to get all the information that is produced by jstack program for
 * example.
 * </p>
 *
 * @param logger
 *            the logger where the collected information will be written
 */
public static void dumpAllThreads(Logger logger) {
    Args.notNull(logger, "logger");
    if (!logger.isWarnEnabled()) {
        return;
    }
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    StringBuilder dump = new StringBuilder();
    dump.append("Full thread dump ").append(runtimeMXBean.getVmName()).append('(').append(runtimeMXBean.getVmVersion()).append(')');
    logger.warn(dump.toString());
    Map<Thread, StackTraceElement[]> allStackTraces = Thread.getAllStackTraces();
    for (Entry<Thread, StackTraceElement[]> entry : allStackTraces.entrySet()) {
        dumpSingleThread(logger, entry.getKey(), entry.getValue());
    }
}