Examples with ResultSetGroupCacheLoader com.linkedin.thirdeye.client.cache.ResultSetGroupCacheLoader used on opensource projects

Example 1 with ResultSetGroupCacheLoader

use of com.linkedin.thirdeye.client.cache.ResultSetGroupCacheLoader in project pinot by linkedin.

the class ThirdEyeCacheRegistry method initCaches.

private static void initCaches(ThirdEyeConfiguration config) {
    ThirdEyeCacheRegistry cacheRegistry = ThirdEyeCacheRegistry.getInstance();
    RemovalListener<PinotQuery, ResultSetGroup> listener = new RemovalListener<PinotQuery, ResultSetGroup>() {

        @Override
        public void onRemoval(RemovalNotification<PinotQuery, ResultSetGroup> notification) {
            LOGGER.info("Expired {}", notification.getKey().getPql());
        }
    };
    // ResultSetGroup Cache. The size of this cache is limited by the total number of buckets in all ResultSetGroup.
    // We estimate that 1 bucket (including overhead) consumes 1KB and this cache is allowed to use up to 50% of max
    // heap space.
    long maxBucketNumber = getApproximateMaxBucketNumber(DEFAULT_HEAP_PERCENTAGE_FOR_RESULTSETGROUP_CACHE);
    LoadingCache<PinotQuery, ResultSetGroup> resultSetGroupCache = CacheBuilder.newBuilder().removalListener(listener).expireAfterAccess(1, TimeUnit.HOURS).maximumWeight(maxBucketNumber).weigher((pinotQuery, resultSetGroup) -> {
        int resultSetCount = resultSetGroup.getResultSetCount();
        int weight = 0;
        for (int idx = 0; idx < resultSetCount; ++idx) {
            com.linkedin.pinot.client.ResultSet resultSet = resultSetGroup.getResultSet(idx);
            weight += (resultSet.getColumnCount() * resultSet.getRowCount());
        }
        return weight;
    }).build(new ResultSetGroupCacheLoader(pinotThirdeyeClientConfig));
    cacheRegistry.registerResultSetGroupCache(resultSetGroupCache);
    LOGGER.info("Max bucket number for ResultSetGroup cache is set to {}", maxBucketNumber);
    // CollectionMaxDataTime Cache
    LoadingCache<String, Long> collectionMaxDataTimeCache = CacheBuilder.newBuilder().refreshAfterWrite(5, TimeUnit.MINUTES).build(new CollectionMaxDataTimeCacheLoader(resultSetGroupCache, datasetConfigDAO));
    cacheRegistry.registerCollectionMaxDataTimeCache(collectionMaxDataTimeCache);
    // Query Cache
    QueryCache queryCache = new QueryCache(thirdEyeClient, Executors.newFixedThreadPool(10));
    cacheRegistry.registerQueryCache(queryCache);
    // Dimension Filter cache
    LoadingCache<String, String> dimensionFiltersCache = CacheBuilder.newBuilder().build(new DimensionFiltersCacheLoader(cacheRegistry.getQueryCache()));
    cacheRegistry.registerDimensionFiltersCache(dimensionFiltersCache);
    // Dashboards cache
    LoadingCache<String, String> dashboardsCache = CacheBuilder.newBuilder().build(new DashboardsCacheLoader(dashboardConfigDAO));
    cacheRegistry.registerDashboardsCache(dashboardsCache);
    // Collections cache
    CollectionsCache collectionsCache = new CollectionsCache(datasetConfigDAO, config);
    cacheRegistry.registerCollectionsCache(collectionsCache);
    // DatasetConfig cache
    LoadingCache<String, DatasetConfigDTO> datasetConfigCache = CacheBuilder.newBuilder().build(new DatasetConfigCacheLoader(datasetConfigDAO));
    cacheRegistry.registerDatasetConfigCache(datasetConfigCache);
    // MetricConfig cache
    LoadingCache<MetricDataset, MetricConfigDTO> metricConfigCache = CacheBuilder.newBuilder().build(new MetricConfigCacheLoader(metricConfigDAO));
    cacheRegistry.registerMetricConfigCache(metricConfigCache);
    // DashboardConfigs cache
    LoadingCache<String, List<DashboardConfigDTO>> dashboardConfigsCache = CacheBuilder.newBuilder().build(new DashboardConfigCacheLoader(dashboardConfigDAO));
    cacheRegistry.registerDashboardConfigsCache(dashboardConfigsCache);
}