Examples of GarbageCollectionNotificationInfo

Examples of com.sun.management.GarbageCollectionNotificationInfo

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        String type = notification.getType();
        if (type.equals(GarbageCollectionNotificationInfo.GARBAGE_COLLECTION_NOTIFICATION))
        {
            // retrieve the garbage collection notification information
            CompositeData cd = (CompositeData) notification.getUserData();
            GarbageCollectionNotificationInfo info = GarbageCollectionNotificationInfo.from(cd);

            long duration = info.getGcInfo().getDuration();

            StringBuilder sb = new StringBuilder();
            sb.append(info.getGcName()).append(" GC in ").append(duration).append("ms.  ");

            List<String> keys = new ArrayList<>(info.getGcInfo().getMemoryUsageBeforeGc().keySet());
            Collections.sort(keys);
            for (String key : keys)
            {
                MemoryUsage before = info.getGcInfo().getMemoryUsageBeforeGc().get(key);
                MemoryUsage after = info.getGcInfo().getMemoryUsageAfterGc().get(key);
                if (after != null && after.getUsed() != before.getUsed())
                {
                    sb.append(key).append(": ").append(before.getUsed());
                    sb.append(" -> ");
                    sb.append(after.getUsed());
                    if (!key.equals(keys.get(keys.size() - 1)))
                        sb.append("; ");
                }
            }

            String st = sb.toString();
            if (duration > MIN_DURATION)
                logger.info(st);
            else if (logger.isDebugEnabled())
                logger.debug(st);

            if (duration > MIN_DURATION_TPSTATS)
                StatusLogger.log();

            // if we just finished a full collection and we're still using a lot of memory, try to reduce the pressure
            if (info.getGcName().equals("ConcurrentMarkSweep"))
                SSTableDeletingTask.rescheduleFailedTasks();
        }
    }
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Examples of com.sun.management.GarbageCollectionNotificationInfo

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        String type = notification.getType();
        if (type.equals(GarbageCollectionNotificationInfo.GARBAGE_COLLECTION_NOTIFICATION))
        {
            // retrieve the garbage collection notification information
            CompositeData cd = (CompositeData) notification.getUserData();
            GarbageCollectionNotificationInfo info = GarbageCollectionNotificationInfo.from(cd);

            long duration = info.getGcInfo().getDuration();

            StringBuilder sb = new StringBuilder();
            sb.append(info.getGcName()).append(" GC in ").append(duration).append("ms.  ");

            long bytes = 0;
            List<String> keys = new ArrayList<>(info.getGcInfo().getMemoryUsageBeforeGc().keySet());
            Collections.sort(keys);
            for (String key : keys)
            {
                MemoryUsage before = info.getGcInfo().getMemoryUsageBeforeGc().get(key);
                MemoryUsage after = info.getGcInfo().getMemoryUsageAfterGc().get(key);
                if (after != null && after.getUsed() != before.getUsed())
                {
                    sb.append(key).append(": ").append(before.getUsed());
                    sb.append(" -> ");
                    sb.append(after.getUsed());
                    if (!key.equals(keys.get(keys.size() - 1)))
                        sb.append("; ");
                    bytes += before.getUsed() - after.getUsed();
                }
            }

            while (true)
            {
                State prev = state.get();
                if (state.compareAndSet(prev, new State(duration, bytes, prev)))
                    break;
            }

            String st = sb.toString();
            if (duration > MIN_LOG_DURATION)
                logger.info(st);
            else if (logger.isDebugEnabled())
                logger.debug(st);

            if (duration > MIN_LOG_DURATION_TPSTATS)
                StatusLogger.log();

            // if we just finished a full collection and we're still using a lot of memory, try to reduce the pressure
            if (info.getGcName().equals("ConcurrentMarkSweep"))
                SSTableDeletingTask.rescheduleFailedTasks();
        }
    }
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Examples of com.sun.management.GarbageCollectionNotificationInfo

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        }

        @Override public void handleNotification(Notification notification, Object handback) {
            //we only handle GARBAGE_COLLECTION_NOTIFICATION notifications here
            if (notification.getType().equals(GarbageCollectionNotificationInfo.GARBAGE_COLLECTION_NOTIFICATION)) {
                final GarbageCollectionNotificationInfo info = GarbageCollectionNotificationInfo.from((CompositeData) notification.getUserData());
                sysMon.injectSyntheticMeasurement(new AHierarchicalDataRoot(toHierarchicalData(info), Collections.<ACorrelationId>emptyList(), Collections.<ACorrelationId>emptyList()));
            }
        }
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Examples of com.sun.management.GarbageCollectionNotificationInfo

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                    //implement the notifier callback handler
                    @Override
                    public void handleNotification(Notification notification, Object handback) {
                        if (notification.getType().equals(GarbageCollectionNotificationInfo.GARBAGE_COLLECTION_NOTIFICATION)) {
                            //get the information associated with this notification
                            GarbageCollectionNotificationInfo info = GarbageCollectionNotificationInfo.from((CompositeData) notification.getUserData());
                            Map<String, MemoryUsage> mem = info.getGcInfo().getMemoryUsageAfterGc();
                            for (Map.Entry<String, MemoryUsage> entry : mem.entrySet()) {
                                String name = entry.getKey();
                                MemoryUsage memoryDetail = entry.getValue();
                                if ("PS Old Gen".equals(name)) {
                                    memoryStatus = findStatus(memoryDetail.getUsed(), memoryDetail.getMax());
                                }
                            }
                            totalGcDuration += info.getGcInfo().getDuration();
                        }
                    }
                };

                //Add the listener
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Examples of com.sun.management.GarbageCollectionNotificationInfo

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                NotificationListener listener = new NotificationListener() {
                    @Override
                    public void handleNotification(Notification notification, Object handback) {
                        if (notification.getType().equals(GarbageCollectionNotificationInfo.GARBAGE_COLLECTION_NOTIFICATION)) {
                            CompositeData ndata = (CompositeData) notification.getUserData();
                            GarbageCollectionNotificationInfo info = GarbageCollectionNotificationInfo.from(ndata);
                            boolean major = "end of major GC".equals(info.getGcAction());
                            long free = Runtime.getRuntime().freeMemory();
                            long total = Runtime.getRuntime().totalMemory();
                            long qty = (15 * total) - (free * 100);
                            if (qty > 0) {
                                NotifyOSv(handle, qty);
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