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 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);
}
/** 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));
}
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 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;
}
/**
* 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 String formatHeapMemoryUsage(MemoryUsage beforHeap, MemoryUsage afterHeap) {
return afterHeap != null
? CapString.concat(
"Heap Usage: Committed=",
bytesToMegabytes(beforHeap.getCommitted()),
"->",
bytesToMegabytes(afterHeap.getCommitted()),
" MB, Init=",
bytesToMegabytes(beforHeap.getInit()),
"->",
bytesToMegabytes(afterHeap.getInit()),
" MB, Max=",
bytesToMegabytes(beforHeap.getMax()),
"->",
bytesToMegabytes(afterHeap.getMax()),
" MB, Used=",
bytesToMegabytes(beforHeap.getUsed()),
"->",
bytesToMegabytes(afterHeap.getUsed()),
"=",
(bytesToMegabytes(afterHeap.getUsed() - beforHeap.getUsed())),
" MB ")
: "";
}
public static Query getMemoryUsageAsQuery(int type) throws DatabaseException {
java.util.List<MemoryPoolMXBean> manager = ManagementFactory.getMemoryPoolMXBeans();
Iterator<MemoryPoolMXBean> it = manager.iterator();
Query qry =
new QueryImpl(
new Collection.Key[] {
KeyConstants._name,
KeyConstants._type,
KeyConstants._used,
KeyConstants._max,
KeyConstants._init
},
0,
"memory");
int row = 0;
MemoryPoolMXBean bean;
MemoryUsage usage;
MemoryType _type;
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;
row++;
qry.addRow();
qry.setAtEL(KeyConstants._name, row, bean.getName());
qry.setAtEL(KeyConstants._type, row, _type.name());
qry.setAtEL(KeyConstants._max, row, Caster.toDouble(usage.getMax()));
qry.setAtEL(KeyConstants._used, row, Caster.toDouble(usage.getUsed()));
qry.setAtEL(KeyConstants._init, row, Caster.toDouble(usage.getInit()));
}
return qry;
}
@Override
public void testRunFinished(final Result result) throws Exception {
if (!HybrisJUnit4Test.intenseChecksActivated()) {
return;
}
final MemoryUsage heapAtTestEnd = memoryBean.getHeapMemoryUsage();
final MemoryUsage nonHeapAtTestEnd = memoryBean.getNonHeapMemoryUsage();
final long initHeapDiffInK = (heapAtTestEnd.getInit() - heapAtTestStart.getInit()) / 1024;
final long usedHeapDiffInK = (heapAtTestEnd.getUsed() - heapAtTestStart.getUsed()) / 1024;
final long comittedHeapDiffInK =
(heapAtTestEnd.getCommitted() - heapAtTestStart.getCommitted()) / 1024;
final long initNonHeapDiffInK =
(nonHeapAtTestEnd.getInit() - nonHeapAtTestStart.getInit()) / 1024;
final long usedNonHeapDiffInK =
(nonHeapAtTestEnd.getUsed() - nonHeapAtTestStart.getUsed()) / 1024;
final long comittedNonHeapDiffInK =
(nonHeapAtTestEnd.getCommitted() - nonHeapAtTestStart.getCommitted()) / 1024;
LOG.info("+---------------------------- Memory usage after test " + currentTestClass);
LOG.info(
"+ heap: init="
+ (heapAtTestEnd.getInit() / 1024)
+ "K ("
+ initHeapDiffInK
+ "K)\t "
+ //
"used="
+ (heapAtTestEnd.getUsed() / 1024)
+ "K ("
+ usedHeapDiffInK
+ "K)\t "
+ //
"comitted="
+ (heapAtTestEnd.getCommitted() / 1024)
+ "K ("
+ comittedHeapDiffInK
+ "K)");
LOG.info(
"+ non-heap: init="
+ (nonHeapAtTestEnd.getInit() / 1024)
+ "K ("
+ initNonHeapDiffInK
+ "K)\t "
+ //
"used="
+ (nonHeapAtTestEnd.getUsed() / 1024)
+ "K ("
+ usedNonHeapDiffInK
+ "K)\t "
+ //
"comitted="
+ (nonHeapAtTestEnd.getCommitted() / 1024)
+ "K ("
+ comittedNonHeapDiffInK
+ "K)");
LOG.info("+ ObjectPendingFinalizationCount: " + memoryBean.getObjectPendingFinalizationCount());
for (final MemoryPoolMXBean mpbean : ManagementFactory.getMemoryPoolMXBeans()) {
LOG.info(
"+ "
+ mpbean.getName()
+ "("
+ mpbean.getType()
+ "): "
+ mpbean.getCollectionUsage());
}
LOG.info(
"+--------------------------------------------------------------------------------------------------");
}
