/** Add JVM heap metrics. */
protected void addHeapMetrics(Collection<Metric<?>> result) {
MemoryUsage memoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
result.add(new Metric<Long>("heap.committed", memoryUsage.getCommitted() / 1024));
result.add(new Metric<Long>("heap.init", memoryUsage.getInit() / 1024));
result.add(new Metric<Long>("heap.used", memoryUsage.getUsed() / 1024));
result.add(new Metric<Long>("heap", memoryUsage.getMax() / 1024));
}
/**
* Prints the verbose GC log to System.out to list the memory usage of all memory pools as well as
* the GC statistics.
*/
@Deprecated
public String[] getVerboseGc() {
String gcs = "";
StringBuilder sb = new StringBuilder();
sb.append("Uptime: " + StringFormatter.formatMillis(rmbean.getUptime()));
for (GarbageCollectorMXBean gc : gcmbeans) {
sb.append(" [" + gc.getName() + ": ");
sb.append("Count=" + gc.getCollectionCount());
sb.append(" GCTime=" + StringFormatter.formatMillis(gc.getCollectionTime()));
sb.append("]");
gcs +=
StringFormatter.formatMillisShort(gc.getCollectionTime())
+ ":("
+ gc.getCollectionCount()
+ ");";
}
sb.append("\n");
for (MemoryPoolMXBean p : pools) {
sb.append(" [" + p.getName() + ":");
MemoryUsage u = p.getUsage();
sb.append(" Used=" + StringFormatter.formatBytes(u.getUsed()));
sb.append(" Committed=" + StringFormatter.formatBytes(u.getCommitted()));
sb.append("]\n");
}
return new String[] {sb.toString(), gcs};
}
public static void main(String args[]) {
MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
MemoryUsage heapMemoryUsage = memoryMXBean.getHeapMemoryUsage();
long init = heapMemoryUsage.getInit();
long used = heapMemoryUsage.getUsed();
long max = heapMemoryUsage.getMax();
long committed = heapMemoryUsage.getCommitted();
long free = max - used;
int usedPercent = (int) (used / max);
int freePercent = (int) (usedPercent / max);
MemoryUsage nonHeapMemoryUsage = memoryMXBean.getNonHeapMemoryUsage();
List<GarbageCollectorMXBean> garbageCollectorMXBeans =
ManagementFactory.getGarbageCollectorMXBeans();
List<MemoryPoolMXBean> memoryPoolMXBeans = ManagementFactory.getMemoryPoolMXBeans();
com.sun.management.OperatingSystemMXBean operatingSystemMXBean =
(com.sun.management.OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
long commitVirtual = operatingSystemMXBean.getCommittedVirtualMemorySize();
println(init, used, max, committed);
println(commitVirtual);
}
public static Struct getMemoryUsageAsStruct(int type) {
java.util.List<MemoryPoolMXBean> manager = ManagementFactory.getMemoryPoolMXBeans();
Iterator<MemoryPoolMXBean> it = manager.iterator();
MemoryPoolMXBean bean;
MemoryUsage usage;
MemoryType _type;
long used = 0, max = 0, init = 0;
while (it.hasNext()) {
bean = it.next();
usage = bean.getUsage();
_type = bean.getType();
if ((type == MEMORY_TYPE_HEAP && _type == MemoryType.HEAP)
|| (type == MEMORY_TYPE_NON_HEAP && _type == MemoryType.NON_HEAP)) {
used += usage.getUsed();
max += usage.getMax();
init += usage.getInit();
}
}
Struct sct = new StructImpl();
sct.setEL(KeyConstants._used, Caster.toDouble(used));
sct.setEL(KeyConstants._max, Caster.toDouble(max));
sct.setEL(KeyConstants._init, Caster.toDouble(init));
sct.setEL(KeyImpl.init("available"), Caster.toDouble(max - used));
return sct;
}
public String getInodeLimitText() {
long inodes = fsn.dir.totalInodes();
long blocks = fsn.getBlocksTotal();
long maxobjects = fsn.getMaxObjects();
MemoryMXBean mem = ManagementFactory.getMemoryMXBean();
MemoryUsage heap = mem.getHeapMemoryUsage();
long totalMemory = heap.getUsed();
long maxMemory = heap.getMax();
long used = (totalMemory * 100) / maxMemory;
String str =
inodes + " files and directories, " + blocks + " blocks = " + (inodes + blocks) + " total";
if (maxobjects != 0) {
long pct = ((inodes + blocks) * 100) / maxobjects;
str += " / " + maxobjects + " (" + pct + "%)";
}
str +=
". Heap Size is "
+ StringUtils.byteDesc(totalMemory)
+ " / "
+ StringUtils.byteDesc(maxMemory)
+ " ("
+ used
+ "%) <br>";
return str;
}
private static JSONObject toJson(MemoryUsage useage) {
JSONObject item = new JSONObject();
item.put("commit", useage.getCommitted());
item.put("used", useage.getUsed());
item.put("init", useage.getInit());
item.put("max", useage.getMax());
return item;
}
public static int getFreePermGenSpacePromille() {
MemoryUsage mu = getPermGenSpaceSize(null);
if (mu == null) return -1;
long max = mu.getMax();
long used = mu.getUsed();
if (max < 0 || used < 0) return -1;
return (int) (1000L - (1000L * used / max));
}
public static long getFreePermGenSpaceSize() {
MemoryUsage mu = getPermGenSpaceSize(null);
if (mu == null) return -1;
long max = mu.getMax();
long used = mu.getUsed();
if (max < 0 || used < 0) return -1;
return max - used;
}
/**
* Grid-enables method only if heap utilized over 80%. Otherwise, method method will proceed with
* local execution without calling grid at all.
*
* @param gridify {@inheritDoc}
* @param arg {@inheritDoc}
* @return {@inheritDoc}
* @throws GridException {@inheritDoc}
*/
@Override
public boolean isGridify(Annotation gridify, GridifyArgument arg) throws GridException {
MemoryUsage heap = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
// If heap memory for the local node is above 80% of maximum heap
// memory available, return true which means that method will
// be grid-enabled. Otherwise, return false, which means that
// method will execute locally without grid.
return heap.getUsed() > 0.8 * heap.getMax();
}
/**
* Format contents of a MemoryUsage object.
*
* @param name a text prefix used in formatting
* @param usage the MemoryUsage object to format
* @return the formatted contents
*/
private static String formatMemoryUsage(String name, MemoryUsage usage) {
if (usage != null) {
StringBuilder sb = new StringBuilder();
sb.append(INDENT1 + name + " init: " + usage.getInit() + CRLF);
sb.append(INDENT1 + name + " used: " + usage.getUsed() + CRLF);
sb.append(INDENT1 + name + " committed: " + usage.getCommitted() + CRLF);
sb.append(INDENT1 + name + " max: " + usage.getMax() + CRLF);
return sb.toString();
}
return "";
}
public static int getPermGenFreeSpaceAsAPercentageOfAvailable() {
MemoryUsage mu = getPermGenSpaceSize(null);
if (mu == null) return -1;
long max = mu.getMax();
long used = mu.getUsed();
if (max < 0 || used < 0) return -1;
// return a value that equates to a percentage of available free memory
return 100 - ((int) (100 * (((double) used) / ((double) max))));
}
protected void updateMemory() {
// Determining current memory usage state
MemoryUsage mu = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
usedMemory = mu.getUsed();
allocatedMemory = mu.getCommitted();
// Updating bar text
setText(getMemoryBarText());
// Updating view
repaint();
}
public void dumpMemory(String title) {
System.err.println("----------" + title + "----------");
double total = 0;
for (MemoryPoolMXBean m : memoryBeans) {
MemoryUsage u = m.getUsage();
double used = u.getUsed();
total += used;
System.err.println(m.getName() + " " + toMemoryString(used));
}
System.err.println("Total " + toMemoryString(total));
System.err.println("---------------------------------");
}
public static synchronized State release() {
long now = System.currentTimeMillis();
if (marks.empty())
throw new RuntimeException(
"TimeStiatistics: Called release() without a matching call to mark()");
State m = marks.pop();
m.garbageCounterDelta = garbageCounter.get() - m.garbageCounterMark;
m.end = now;
MemoryUsage memoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
m.memoryUsedEnd = memoryUsage.getUsed();
System.out.println(m.toString());
return m;
}
/**
* Creates a new instance. This can't be called outside of container b/c agents have no refs to
* the singleton container. So we can be sure this method is going to create services just once.
*
* @param c Reference to the container.
* @return The sole instance.
* @throws NullPointerException If the reference to the {@link Container} is <code>null</code>.
*/
public static PixelsServicesFactory getInstance(Container c) {
if (c == null) throw new NullPointerException(); // An agent called this method?
if (singleton == null) {
registry = c.getRegistry();
singleton = new PixelsServicesFactory();
// Retrieve the maximum heap size.
MemoryUsage usage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
String message = "Heap memory usage: max " + usage.getMax();
registry.getLogger().info(singleton, message);
// percentage of memory used for caching.
maxSize = (int) (RATIO * usage.getMax()) / FACTOR;
}
return singleton;
}
/*
* (non-Javadoc)
*
* @see com.orientechnologies.common.test.SpeedTest#startTimer(java.lang.String)
*/
public void startTimer(final String iName) {
Runtime.getRuntime().runFinalization();
Runtime.getRuntime().gc();
try {
Thread.sleep(TIME_WAIT);
} catch (InterruptedException e) {
}
final MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
final MemoryUsage heapMemoryUsage = memoryMXBean.getHeapMemoryUsage();
final MemoryUsage nonHeapMemoryUsage = memoryMXBean.getNonHeapMemoryUsage();
currentTestName = iName;
currentTestHeapCommittedMemory = heapMemoryUsage.getCommitted();
currentTestHeapUsedMemory = heapMemoryUsage.getUsed();
currentTestHeapMaxMemory = heapMemoryUsage.getMax();
currentTestNonHeapCommittedMemory = nonHeapMemoryUsage.getCommitted();
currentTestNonHeapUsedMemory = nonHeapMemoryUsage.getUsed();
currentTestNonHeapMaxMemory = nonHeapMemoryUsage.getMax();
System.out.println("-> Started the test of '" + currentTestName + "' (" + cycles + " cycles)");
currentTestTimer = System.currentTimeMillis();
}
/**
* Puts a marker in the marker stack. Every call to this method should have a corresponding call
* to {@link #release()}. Calls to this method may be nested.
*
* @param markName the name of the marker
*/
public static synchronized void mark(String markName) {
State marker = new State();
marker.id = markName;
marker.start = System.currentTimeMillis();
MemoryUsage memoryUsage = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage();
marker.memoryUsedStart = memoryUsage.getUsed();
marker.garbageCounterMark = garbageCounter.get();
marks.push(marker);
System.out.println(
"Set block marker \""
+ markName
+ "\", memory used "
+ Util.getFormatBytes(marker.memoryUsedStart));
}
@Override
public Iterable<Measurement> measure() {
final long timestamp = clock.wallTime();
final MemoryPoolMXBean mbean = ref.get();
final List<Measurement> ms = new ArrayList<>();
if (mbean != null) {
final String typeKey = "memtype";
final String type = mbean.getName();
final MemoryUsage usage = mbean.getUsage();
ms.add(new Measurement(usedId.withTag(typeKey, type), timestamp, usage.getUsed()));
ms.add(new Measurement(committedId.withTag(typeKey, type), timestamp, usage.getCommitted()));
ms.add(new Measurement(maxId.withTag(typeKey, type), timestamp, usage.getMax()));
}
return ms;
}
public static String formatHeapMemoryUsage(MemoryUsage heap) {
return heap != null
? CapString.concat(
"Heap Usage: Committed=",
bytesToMegabytes(heap.getCommitted()),
"->",
bytesToMegabytes(heap.getCommitted()),
" MB, Init=",
bytesToMegabytes(heap.getInit()),
" MB, Max=",
bytesToMegabytes(heap.getMax()),
" MB, Used=",
bytesToMegabytes(heap.getUsed()),
" MB ")
: "";
}
public Map<String, String> getProperties() {
Map<String, String> map = new TreeMap<String, String>();
RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
List<String> aList = runtimeMXBean.getInputArguments();
String parameters = "";
for (int i = 0; i < aList.size(); i++) {
parameters = parameters + " " + aList.get(i);
}
map.put("params", parameters);
map.put("name", runtimeMXBean.getVmName());
map.put("vendor", runtimeMXBean.getVmVendor());
map.put("version", runtimeMXBean.getVmVersion());
map.put("specification", runtimeMXBean.getSpecVersion());
map.put("uptime", DurationFormatUtils.formatDurationHMS(runtimeMXBean.getUptime()));
Date date = new Date(runtimeMXBean.getStartTime());
SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy HH:mm:ss");
map.put("start time", sdf.format(date));
MemoryMXBean memory = ManagementFactory.getMemoryMXBean();
MemoryUsage heap = memory.getHeapMemoryUsage();
map.put(
"memory. (heap)",
readableFileSize(heap.getUsed())
+ "/"
+ readableFileSize(heap.getCommitted())
+ " min:"
+ readableFileSize(heap.getInit())
+ " max:"
+ readableFileSize(heap.getMax()));
MemoryUsage nonheap = memory.getNonHeapMemoryUsage();
map.put(
"memory (non heap)",
readableFileSize(nonheap.getUsed())
+ "/"
+ readableFileSize(nonheap.getCommitted())
+ " min:"
+ readableFileSize(nonheap.getInit())
+ " max:"
+ readableFileSize(nonheap.getMax()));
return map;
}
@SuppressWarnings("unchecked")
public JSONObject info() throws JSONException {
JSONObject object = new JSONObject();
object.put("gossip_active", isInitialized());
object.put("thrift_active", isThriftServerRunning());
object.put("token", getTokens().toString());
object.put("load", getLoadString());
object.put("generation_no", getCurrentGenerationNumber());
object.put("uptime", getUptime() / 1000);
MemoryUsage heapUsage = getHeapMemoryUsage();
double memUsed = (double) heapUsage.getUsed() / (1024 * 1024);
double memMax = (double) heapUsage.getMax() / (1024 * 1024);
object.put("heap_memory_mb", memUsed + "/" + memMax);
object.put("data_center", getDataCenter());
object.put("rack", getRack());
return object;
}
private void setThreshold(float fltThresholdPercent, MemoryPoolMXBean memPool) {
MemoryUsage memUsage = memPool.getUsage();
long max = memUsage.getMax();
long threshold = (long) (max * fltThresholdPercent);
String strThresholdPercent = Integer.toString(Math.round(fltThresholdPercent * 100)) + "%";
log.info(
"setting threshold on pool "
+ memPool.getName()
+ " to "
+ strThresholdPercent
+ " of "
+ max
+ "("
+ threshold
+ ")");
memPool.setUsageThreshold(threshold);
}
@Override
public long[] getMaxSystemParameters() {
long[] systemData = new long[3];
MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
systemData[0] = memoryMXBean.getHeapMemoryUsage().getMax();
systemData[1] = memoryMXBean.getNonHeapMemoryUsage().getMax();
List<MemoryPoolMXBean> mbeans = ManagementFactory.getMemoryPoolMXBeans();
if (mbeans != null) {
for (MemoryPoolMXBean mbean : mbeans) {
MemoryUsage memUsage = mbean.getUsage();
if (mbean.getName().equals(PERMGEN_MEMORY_POOL_NAME)) {
systemData[2] = memUsage.getMax();
}
}
}
return systemData;
}
public String getMemoryState() {
try {
StringBuilder sb = new StringBuilder();
sb.append("Uptime: " + StringFormatter.formatMillis(rmbean.getUptime()));
sb.append("\n");
for (MemoryPoolMXBean p : pools) {
sb.append(" [" + p.getName() + ":");
MemoryUsage u = p.getUsage();
sb.append(" Used=" + StringFormatter.formatBytes(u.getUsed()));
sb.append(" Committed=" + StringFormatter.formatBytes(u.getCommitted()));
sb.append("]\n");
}
return sb.toString();
} catch (Throwable e) {
return e.getMessage();
}
}
/**
* Prints the verbose GC log to System.out to list the memory usage of all memory pools as well as
* the GC statistics.
*/
public void printVerboseGc() {
System.out.println("Uptime: " + formatMillis(rmbean.getUptime()));
System.out.println("Heap usage: " + mmbean.getHeapMemoryUsage());
System.out.println("Non-Heap memory usage: " + mmbean.getNonHeapMemoryUsage());
for (GarbageCollectorMXBean gc : gcmbeans) {
System.out.print(" [" + gc.getName() + ": ");
System.out.print("Count=" + gc.getCollectionCount());
System.out.print(" GCTime=" + formatMillis(gc.getCollectionTime()));
System.out.print("]");
}
System.out.println();
for (MemoryPoolMXBean p : pools) {
System.out.print(" [" + p.getName() + ":");
MemoryUsage u = p.getUsage();
System.out.print(" Used=" + formatBytes(u.getUsed()));
System.out.print(" Committed=" + formatBytes(u.getCommitted()));
System.out.println("]");
}
}
@Override
public long[] getSystemStatus() {
long[] systemData = new long[4];
MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
systemData[0] = memoryMXBean.getHeapMemoryUsage().getUsed();
systemData[1] = memoryMXBean.getNonHeapMemoryUsage().getUsed();
List<MemoryPoolMXBean> mbeans = ManagementFactory.getMemoryPoolMXBeans();
if (mbeans != null) {
for (MemoryPoolMXBean mbean : mbeans) {
MemoryUsage memUsage = mbean.getUsage();
if (mbean.getName().equals(PERMGEN_MEMORY_POOL_NAME)) {
systemData[2] = memUsage.getUsed();
}
}
}
ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
systemData[3] = threadMXBean.getThreadCount();
return systemData;
}
public static Struct getMemoryUsageCompact(int type) {
java.util.List<MemoryPoolMXBean> manager = ManagementFactory.getMemoryPoolMXBeans();
Iterator<MemoryPoolMXBean> it = manager.iterator();
MemoryPoolMXBean bean;
MemoryUsage usage;
MemoryType _type;
Struct sct = new StructImpl();
while (it.hasNext()) {
bean = it.next();
usage = bean.getUsage();
_type = bean.getType();
if (type == MEMORY_TYPE_HEAP && _type != MemoryType.HEAP) continue;
if (type == MEMORY_TYPE_NON_HEAP && _type != MemoryType.NON_HEAP) continue;
double d = ((int) (100D / usage.getMax() * usage.getUsed())) / 100D;
sct.setEL(KeyImpl.init(bean.getName()), Caster.toDouble(d));
}
return sct;
}
public static void memUsage(PrintWriter out) {
// Overall
MemoryMXBean memBean = ManagementFactory.getMemoryMXBean();
MemoryUsage heap = memBean.getHeapMemoryUsage();
MemoryUsage nonHeap = memBean.getNonHeapMemoryUsage();
out.println("Heap: " + heap);
out.println("Non-heap: " + nonHeap);
// Generations details
List<MemoryPoolMXBean> memoryPoolMXBeans = ManagementFactory.getMemoryPoolMXBeans();
for (MemoryPoolMXBean mbean : memoryPoolMXBeans) {
println(out, "Memory Group", mbean.getName());
MemoryUsage memUsage = mbean.getUsage();
println(out, "Used", memUsage.getUsed());
println(out, "Committed", memUsage.getCommitted());
println(out, "High water", memUsage.getMax());
out.println();
}
}
public void handleNotification(Notification notification, Object handback) {
log.warn("================================================================================");
String message = notification.getMessage();
log.warn("Message: " + message);
String type = notification.getType();
log.warn("Type: " + type);
if (type.equals(MemoryNotificationInfo.MEMORY_THRESHOLD_EXCEEDED)
|| type.equals(MemoryNotificationInfo.MEMORY_COLLECTION_THRESHOLD_EXCEEDED)) {
CompositeData cd = (CompositeData) notification.getUserData();
MemoryNotificationInfo info = MemoryNotificationInfo.from(cd);
String poolName = info.getPoolName();
log.warn("Pool Name: " + poolName);
long count = info.getCount();
log.warn("Count: " + count);
MemoryUsage usage = info.getUsage();
long maxMemory = usage.getMax();
long maxMB = maxMemory / (1024 * 1024);
long usedMemory = usage.getUsed();
long usedMB = usedMemory / (1024 * 1024);
double percentUsed = (double) usedMemory / maxMemory;
log.debug(
"Used Memory : "
+ usedMB
+ "/"
+ maxMB
+ " MB ("
+ percentFormat.format(percentUsed)
+ ")");
}
}
private void createRuntimeProps(MemberStateImpl memberState) {
Runtime runtime = Runtime.getRuntime();
ThreadMXBean threadMxBean = ManagementFactory.getThreadMXBean();
RuntimeMXBean runtimeMxBean = ManagementFactory.getRuntimeMXBean();
ClassLoadingMXBean clMxBean = ManagementFactory.getClassLoadingMXBean();
MemoryMXBean memoryMxBean = ManagementFactory.getMemoryMXBean();
MemoryUsage heapMemory = memoryMxBean.getHeapMemoryUsage();
MemoryUsage nonHeapMemory = memoryMxBean.getNonHeapMemoryUsage();
Map<String, Long> map = new HashMap<String, Long>();
map.put(
"runtime.availableProcessors", Integer.valueOf(runtime.availableProcessors()).longValue());
map.put("date.startTime", runtimeMxBean.getStartTime());
map.put("seconds.upTime", runtimeMxBean.getUptime());
map.put("memory.maxMemory", runtime.maxMemory());
map.put("memory.freeMemory", runtime.freeMemory());
map.put("memory.totalMemory", runtime.totalMemory());
map.put("memory.heapMemoryMax", heapMemory.getMax());
map.put("memory.heapMemoryUsed", heapMemory.getUsed());
map.put("memory.nonHeapMemoryMax", nonHeapMemory.getMax());
map.put("memory.nonHeapMemoryUsed", nonHeapMemory.getUsed());
map.put("runtime.totalLoadedClassCount", clMxBean.getTotalLoadedClassCount());
map.put(
"runtime.loadedClassCount", Integer.valueOf(clMxBean.getLoadedClassCount()).longValue());
map.put("runtime.unloadedClassCount", clMxBean.getUnloadedClassCount());
map.put("runtime.totalStartedThreadCount", threadMxBean.getTotalStartedThreadCount());
map.put("runtime.threadCount", Integer.valueOf(threadMxBean.getThreadCount()).longValue());
map.put(
"runtime.peakThreadCount", Integer.valueOf(threadMxBean.getPeakThreadCount()).longValue());
map.put(
"runtime.daemonThreadCount",
Integer.valueOf(threadMxBean.getDaemonThreadCount()).longValue());
memberState.setRuntimeProps(map);
}