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

List of usage examples for com.google.common.cache CacheStats hitCount

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Introduction

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

Prototype

long hitCount

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Usage

From source file:com.google.devtools.build.lib.runtime.CacheFileDigestsModule.java

/**
 * Adds a line to the log with cache statistics.
 *
 * @param message message to prefix to the written line
 * @param stats the cache statistics to be logged
 *///from   ww  w. j a  v a 2s .c  o m
private static void logStats(String message, CacheStats stats) {
    log.info(message + ": hit count=" + stats.hitCount() + ", miss count=" + stats.missCount() + ", hit rate="
            + stats.hitRate() + ", eviction count=" + stats.evictionCount());
}

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:com.oneops.opamp.ws.OpampWsController.java

/**
* Get the current WatchedByAttributeCache  status. Returns the cumulative status of
* <ul>/*w  w w  .  j  av a2s . c om*/
* <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:uk.ac.ed.inf.ace.utils.InstrumentedCache.java

private void emitStats() {
    int thisRequestCount = requestCount.getAndIncrement();

    if (thisRequestCount > 0 && thisRequestCount % REQUEST_COUNT_EMIT_GAP == 0) {
        CacheStats stats = cache.stats();
        LOGGER.log(Level.INFO, "{0} stats (C-H-M-E-S-F): {1} - {2} - {3} - {4} - {5} - {6}",
                new Object[] { name, thisRequestCount, stats.hitCount(), stats.missCount(),
                        stats.evictionCount(), stats.loadSuccessCount(), stats.loadExceptionCount() });
    }// w  ww. j  a v a2 s  .  c  o m
}

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);//ww  w. j av  a2s .co  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  va 2 s . 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: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   www . j av a2 s.  com*/
    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:com.turbospaces.core.CacheStatisticsCounter.java

@Override
public String toString() {
    CacheStats snapshot = super.snapshot();

    return Objects.toStringHelper(this).add("putsCount", putsCount.get()).add("takesCount", takesCount.get())
            .add("exclusiveReadsCount", exclusiveReadsCount.get()).add("hitsCount", snapshot.hitCount())
            .add("missCount", snapshot.missCount()).add("loadSuccessCount", snapshot.loadSuccessCount())
            .add("loadExceptionCount", snapshot.loadExceptionCount())
            .add("loadSuccessRate", snapshot.loadExceptionRate())
            .add("loadExceptionRate", snapshot.loadExceptionRate()).toString();
}

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();// www  . j a  va2  s.  co m
    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));
}

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());
}