Github user manishgupta88 commented on a diff in the pull request: https://github.com/apache/incubator-carbondata/pull/454#discussion_r94302315 --- Diff: core/src/main/java/org/apache/carbondata/core/cache/CacheProvider.java --- @@ -121,15 +141,24 @@ private void createDictionaryCacheForGivenType(CacheType cacheType, String carbo * @param cacheType */ private void createLRULevelCacheInstance(CacheType cacheType) { - CarbonLRUCache carbonLRUCache = null; - // if cache type is dictionary cache, then same lru cache instance has to be shared - // between forward and reverse cache - if (cacheType.equals(CacheType.REVERSE_DICTIONARY) || cacheType - .equals(CacheType.FORWARD_DICTIONARY)) { - carbonLRUCache = new CarbonLRUCache(CarbonCommonConstants.CARBON_MAX_LEVEL_CACHE_SIZE, - CarbonCommonConstants.CARBON_MAX_LEVEL_CACHE_SIZE_DEFAULT); - cacheTypeToLRUCacheMap.put(CacheType.REVERSE_DICTIONARY, carbonLRUCache); - cacheTypeToLRUCacheMap.put(CacheType.FORWARD_DICTIONARY, carbonLRUCache); + boolean isDriver = Boolean.parseBoolean(CarbonProperties.getInstance() + .getProperty(CarbonCommonConstants.IS_DRIVER_INSTANCE, "false")); + if (isDriver) { + carbonLRUCache = new CarbonLRUCache(CarbonCommonConstants.CARBON_MAX_DRIVER_LRU_CACHE_SIZE, + CarbonCommonConstants.CARBON_MAX_LRU_CACHE_SIZE_DEFAULT); + } else { + // if executor cache size is not configured then driver cache conf will be used + String executorCacheSize = CarbonProperties.getInstance() + .getProperty(CarbonCommonConstants.CARBON_MAX_EXECUTOR_LRU_CACHE_SIZE); + if (null != executorCacheSize) { + carbonLRUCache = new CarbonLRUCache(CarbonCommonConstants.CARBON_MAX_DRIVER_LRU_CACHE_SIZE, + CarbonCommonConstants.CARBON_MAX_LRU_CACHE_SIZE_DEFAULT); --- End diff -- correct the code....in case executor cache size use CARBON_MAX_EXECUTOR_LRU_CACHE_SIZE
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