Example usage for com.google.common.cache CacheStats totalLoadTime

Introduction

In this page you can find the example usage for com.google.common.cache CacheStats totalLoadTime.

Prototype

long totalLoadTime

To view the source code for com.google.common.cache CacheStats totalLoadTime.

Click Source Link

Usage

From source file:org.mapsforge.map.writer.CB_MapFileWriter.java

/**
 * Writes the map file according to the given configuration using the given data processor.
 * // www.  ja v a  2  s.  c o m
 * @param configuration
 *            the configuration
 * @param dataProcessor
 *            the data processor
 * @throws IOException
 *             thrown if any IO error occurs
 */
public static void writeFile(CB_MapWriterConfiguration configuration, CB_TileBasedDataProcessor dataProcessor)
        throws IOException {
    RandomAccessFile randomAccessFile = new RandomAccessFile(configuration.getOutputFile(), "rw");

    int amountOfZoomIntervals = dataProcessor.getZoomIntervalConfiguration().getNumberOfZoomIntervals();
    ByteBuffer containerHeaderBuffer = ByteBuffer.allocate(HEADER_BUFFER_SIZE);
    // CONTAINER HEADER
    int totalHeaderSize = writeHeaderBuffer(configuration, dataProcessor, containerHeaderBuffer);

    // set to mark where zoomIntervalConfig starts
    containerHeaderBuffer.reset();

    final LoadingCache<CB_TDWay, Geometry> jtsGeometryCache = CacheBuilder.newBuilder()
            .maximumSize(JTS_GEOMETRY_CACHE_SIZE)
            .concurrencyLevel(Runtime.getRuntime().availableProcessors() * 2)
            .build(new JTSGeometryCacheLoader(dataProcessor));

    // SUB FILES
    // for each zoom interval write a sub file
    long currentFileSize = totalHeaderSize;
    for (int i = 0; i < amountOfZoomIntervals; i++) {
        // SUB FILE INDEX AND DATA
        long subfileSize = writeSubfile(currentFileSize, i, dataProcessor, jtsGeometryCache, randomAccessFile,
                configuration);
        // SUB FILE META DATA IN CONTAINER HEADER
        writeSubfileMetaDataToContainerHeader(dataProcessor.getZoomIntervalConfiguration(), i, currentFileSize,
                subfileSize, containerHeaderBuffer);
        currentFileSize += subfileSize;
    }

    randomAccessFile.seek(0);
    randomAccessFile.write(containerHeaderBuffer.array(), 0, totalHeaderSize);

    // WRITE FILE SIZE TO HEADER
    long fileSize = randomAccessFile.length();
    randomAccessFile.seek(OFFSET_FILE_SIZE);
    randomAccessFile.writeLong(fileSize);

    randomAccessFile.close();

    CacheStats stats = jtsGeometryCache.stats();
    LOGGER.info("JTS Geometry cache hit rate: " + stats.hitRate());
    LOGGER.info("JTS Geometry total load time: " + stats.totalLoadTime() / 1000);

    LOGGER.info("Finished writing file.");
}

---

From source file:ca.exprofesso.guava.jcache.GuavaCacheStatisticsMXBean.java

@Override
public void clear() {
    CacheStats cacheStats = cache.unwrap(GuavaCache.class).stats();

    snapshot = new CacheStats(cacheStats.hitCount(), cacheStats.missCount(), cacheStats.loadSuccessCount(),
            cacheStats.loadExceptionCount(), cacheStats.totalLoadTime(), cacheStats.evictionCount());
}

---

From source file:org.mapsforge.map.writer.MapFileWriter.java

/**
 * Writes the map file according to the given configuration using the given data processor.
 *
 * @param configuration the configuration
 * @param dataProcessor the data processor
 * @throws IOException thrown if any IO error occurs
 *//* w ww. j ava2  s.c o m*/
public static void writeFile(MapWriterConfiguration configuration, TileBasedDataProcessor dataProcessor)
        throws IOException {
    EXECUTOR_SERVICE = Executors.newFixedThreadPool(configuration.getThreads());
    RandomAccessFile randomAccessFile = new RandomAccessFile(configuration.getOutputFile(), "rw");

    int amountOfZoomIntervals = dataProcessor.getZoomIntervalConfiguration().getNumberOfZoomIntervals();
    ByteBuffer containerHeaderBuffer = ByteBuffer.allocate(HEADER_BUFFER_SIZE);
    // CONTAINER HEADER
    int totalHeaderSize = writeHeaderBuffer(configuration, dataProcessor, containerHeaderBuffer);

    // set to mark where zoomIntervalConfig starts
    containerHeaderBuffer.reset();

    final LoadingCache<TDWay, Geometry> jtsGeometryCache = CacheBuilder.newBuilder()
            .maximumSize(JTS_GEOMETRY_CACHE_SIZE)
            .concurrencyLevel(Runtime.getRuntime().availableProcessors() * 2)
            .build(new JTSGeometryCacheLoader(dataProcessor));

    // SUB FILES
    // for each zoom interval write a sub file
    long currentFileSize = totalHeaderSize;
    for (int i = 0; i < amountOfZoomIntervals; i++) {
        // SUB FILE INDEX AND DATA
        long subfileSize = writeSubfile(currentFileSize, i, dataProcessor, jtsGeometryCache, randomAccessFile,
                configuration);
        // SUB FILE META DATA IN CONTAINER HEADER
        writeSubfileMetaDataToContainerHeader(dataProcessor.getZoomIntervalConfiguration(), i, currentFileSize,
                subfileSize, containerHeaderBuffer);
        currentFileSize += subfileSize;
    }

    randomAccessFile.seek(0);
    randomAccessFile.write(containerHeaderBuffer.array(), 0, totalHeaderSize);

    // WRITE FILE SIZE TO HEADER
    long fileSize = randomAccessFile.length();
    randomAccessFile.seek(OFFSET_FILE_SIZE);
    randomAccessFile.writeLong(fileSize);

    randomAccessFile.close();

    CacheStats stats = jtsGeometryCache.stats();
    LOGGER.fine("Tag values stats:\n" + OSMUtils.logValueTypeCount());
    LOGGER.info("JTS Geometry cache hit rate: " + stats.hitRate());
    LOGGER.info("JTS Geometry total load time: " + stats.totalLoadTime() / 1000);

    LOGGER.info("Finished writing file.");
}

---

From source file:com.oneops.opamp.ws.OpampWsController.java

/**
* Get the current WatchedByAttributeCache  status. Returns the cumulative status of
* <ul>/*from  www  .ja  va2s. co m*/
* <li>hitCount
* <li>missCount;
* <li>loadSuccessCount;
* <li>loadExceptionCount;
* <li>totalLoadTime;
* <li>evictionCount;
* </ul>
*
* @return cache status map.
*/
@RequestMapping(value = "/cache/stats", method = RequestMethod.GET)
@ResponseBody
public Map<String, Object> getCacheStats() {
    Map<String, Object> stat = new LinkedHashMap<>(5);
    stat.put("status", "ok");
    stat.put("maxSize", cache.getMaxSize());
    stat.put("currentSize", cache.instance().size());
    stat.put("timeout", cache.getTimeout());
    CacheStats cs = cache.instance().stats();
    stat.put("hitCount", cs.hitCount());
    stat.put("missCount", cs.missCount());
    stat.put("loadSuccessCount", cs.loadSuccessCount());
    stat.put("totalLoadTime", TimeUnit.SECONDS.convert(cs.totalLoadTime(), TimeUnit.NANOSECONDS));
    stat.put("loadExceptionCount", cs.loadExceptionCount());
    stat.put("evictionCount", cs.evictionCount());
    return stat;
}

---

From source file:com.facebook.buck.rules.keys.EventPostingRuleKeyCacheScope.java

@Override
public final void close() {
    try (SimplePerfEvent.Scope scope = SimplePerfEvent.scope(buckEventBus,
            PerfEventId.of("rule_key_cache_cleanup"))) {

        // Log stats.
        CacheStats stats = cache.getStats().minus(startStats);
        buckEventBus.post(RuleKeyCacheStatsEvent.create(stats));
        scope.update("hitRate", stats.hitRate());
        scope.update("hits", stats.hitCount());
        scope.update("misses", stats.missCount());
        scope.update("requests", stats.requestCount());
        scope.update("load_time_ns", stats.totalLoadTime());

        // Run additional cleanup.
        cleanup(scope);//from ww w.  j ava 2  s  .c  o m
    }
}

---

From source file:com.oneops.antenna.ws.AntennaWsController.java

/**
 * Get the current sink cache status. Returns the cumulative status of
 * <ul>/*from w ww . j  a  v a 2s . c  o m*/
 * <li>hitCount
 * <li>missCount;
 * <li>loadSuccessCount;
 * <li>loadExceptionCount;
 * <li>totalLoadTime;
 * <li>evictionCount;
 * </ul>
 *
 * @return cache status map.
 */
@RequestMapping(value = "/cache/stats", method = GET)
@ResponseBody
public Map<String, Object> getCacheStats() {
    Map<String, Object> stat = new LinkedHashMap<>(5);
    stat.put("status", "ok");
    stat.put("maxSize", cache.getMaxSize());
    stat.put("currentSize", cache.instance().size());
    stat.put("timeout", cache.getTimeout());

    CacheStats cs = cache.instance().stats();
    stat.put("hitCount", cs.hitCount());
    stat.put("missCount", cs.missCount());
    stat.put("loadSuccessCount", cs.loadSuccessCount());
    stat.put("totalLoadTime", SECONDS.convert(cs.totalLoadTime(), NANOSECONDS));
    stat.put("loadExceptionCount", cs.loadExceptionCount());
    stat.put("evictionCount", cs.evictionCount());
    return stat;
}

---

From source file:com.github.benmanes.caffeine.guava.CaffeinatedGuavaCache.java

@Override
public CacheStats stats() {
    com.github.benmanes.caffeine.cache.stats.CacheStats stats = cache.stats();
    return new CacheStats(stats.hitCount(), stats.missCount(), stats.loadSuccessCount(),
            stats.loadFailureCount(), stats.totalLoadTime(), stats.evictionCount());
}

---

From source file:rickbw.incubator.cache.MultiCache.java

@Override
public final CacheStats stats() {
    long hitCount = 0L;
    long missCount = 0L;
    long loadSuccessCount = 0L;
    long loadExceptionCount = 0L;
    long totalLoadTime = 0L;
    long evictionCount = 0L;

    for (final Cache<?, ?> delegate : this.delegates.values()) {
        final CacheStats stats = delegate.stats();
        hitCount += stats.hitCount();/*w  w w  .  jav a2s.  c  om*/
        missCount += stats.missCount();
        loadSuccessCount += stats.loadSuccessCount();
        loadExceptionCount += stats.loadExceptionCount();
        totalLoadTime += stats.totalLoadTime();
        evictionCount += stats.evictionCount();
    }

    return new CacheStats(hitCount, missCount, loadSuccessCount, loadExceptionCount, totalLoadTime,
            evictionCount);
}

---

From source file:it.geosolutions.geofence.cache.rest.RESTCacheStats.java

@Override
public void handleGet() {
    //        Representation representation = new StringRepresentation(stats.toString());
    //        getResponse().setEntity(representation);
    CacheStats stats = crr.getStats();

    StringBuilder sb = new StringBuilder().append("RuleStats[").append(" size:").append(crr.getCacheSize())
            .append("/").append(crr.getCacheInitParams().getSize()).append(" hitCount:")
            .append(stats.hitCount()).append(" missCount:").append(stats.missCount())
            .append(" loadSuccessCount:").append(stats.loadSuccessCount()).append(" loadExceptionCount:")
            .append(stats.loadExceptionCount()).append(" totalLoadTime:").append(stats.totalLoadTime())
            .append(" evictionCount:").append(stats.evictionCount()).append("] \n");

    stats = crr.getUserStats();/*from   w ww  .  j av  a 2s .c om*/
    sb.append("UserStats[").append(" size:").append(crr.getUserCacheSize()).append("/")
            .append(crr.getCacheInitParams().getSize()).append(" hitCount:").append(stats.hitCount())
            .append(" missCount:").append(stats.missCount()).append(" loadSuccessCount:")
            .append(stats.loadSuccessCount()).append(" loadExceptionCount:").append(stats.loadExceptionCount())
            .append(" totalLoadTime:").append(stats.totalLoadTime()).append(" evictionCount:")
            .append(stats.evictionCount()).append("] \n");

    getResponse().setEntity(new StringRepresentation(sb));
}

---

From source file:org.geoserver.geofence.cache.rest.RESTCacheStats.java

@Override
public void handleGet() {
    //        Representation representation = new StringRepresentation(stats.toString());
    //        getResponse().setEntity(representation);
    CacheStats stats = crr.getStats();

    StringBuilder sb = new StringBuilder().append("RuleStats[").append(" size:").append(crr.getCacheSize())
            .append("/").append(crr.getCacheInitParams().getSize()).append(" hitCount:")
            .append(stats.hitCount()).append(" missCount:").append(stats.missCount())
            .append(" loadSuccessCount:").append(stats.loadSuccessCount()).append(" loadExceptionCount:")
            .append(stats.loadExceptionCount()).append(" totalLoadTime:").append(stats.totalLoadTime())
            .append(" evictionCount:").append(stats.evictionCount()).append("] \n");

    stats = crr.getAdminAuthStats();/*from  w w w .  ja  va  2s.  com*/
    sb.append("AdminAuthStats[").append(" size:").append(crr.getCacheSize()).append("/")
            .append(crr.getCacheInitParams().getSize()).append(" hitCount:").append(stats.hitCount())
            .append(" missCount:").append(stats.missCount()).append(" loadSuccessCount:")
            .append(stats.loadSuccessCount()).append(" loadExceptionCount:").append(stats.loadExceptionCount())
            .append(" totalLoadTime:").append(stats.totalLoadTime()).append(" evictionCount:")
            .append(stats.evictionCount()).append("] \n");

    stats = crr.getUserStats();
    sb.append("UserStats[").append(" size:").append(crr.getUserCacheSize()).append("/")
            .append(crr.getCacheInitParams().getSize()).append(" hitCount:").append(stats.hitCount())
            .append(" missCount:").append(stats.missCount()).append(" loadSuccessCount:")
            .append(stats.loadSuccessCount()).append(" loadExceptionCount:").append(stats.loadExceptionCount())
            .append(" totalLoadTime:").append(stats.totalLoadTime()).append(" evictionCount:")
            .append(stats.evictionCount()).append("] \n");

    getResponse().setEntity(new StringRepresentation(sb));
}

---

• «
• 1
• 2
• »