tableCfg.setBlockSize(16 * 1024); tableCfg.setBlockCacheSize(32 * 1024 * 1024); tableCfg.setCacheIndexAndFilterBlocks(true);
@Override public ColumnFamilyOptions createColumnOptions() { final long blockCacheSize = 256 * 1024 * 1024; final long blockSize = 128 * 1024; final long targetFileSize = 256 * 1024 * 1024; final long writeBufferSize = 64 * 1024 * 1024; return new ColumnFamilyOptions() .setCompactionStyle(CompactionStyle.LEVEL) .setLevelCompactionDynamicLevelBytes(true) .setTargetFileSizeBase(targetFileSize) .setMaxBytesForLevelBase(4 * targetFileSize) .setWriteBufferSize(writeBufferSize) .setMinWriteBufferNumberToMerge(3) .setMaxWriteBufferNumber(4) .setTableFormatConfig( new BlockBasedTableConfig() .setBlockCacheSize(blockCacheSize) .setBlockSize(blockSize) .setFilter(new BloomFilter()) ); } },
tableOptions.setBlockSize(32 * SizeUnit.KB);
tableOptions.setBlockSize(32 * SizeUnit.KB);
@Override public void setConfig(final String storeName, final Options options, final Map<String, Object> configs) { BlockBasedTableConfig tableConfig = new org.rocksdb.BlockBasedTableConfig(); tableConfig.setBlockCacheSize(2 * 1024 * 1024L); tableConfig.setBlockSize(2 * 1024L); tableConfig.setCacheIndexAndFilterBlocks(true); options.setTableFormatConfig(tableConfig); options.setMaxWriteBufferNumber(2); options.optimizeFiltersForHits(); } }
blockConfig.setBlockSize(4 * 1024); blockConfig.setFormatVersion(2); blockConfig.setNoBlockCache(true);
private Options createDatabaseOptions() { BlockBasedTableConfig tableFormatConfig = new BlockBasedTableConfig() .setBlockSize(cacheBlockSizeKB * 1024L) .setBlockCacheSize(readCacheSizeMB * 1024L * 1024L) .setCacheIndexAndFilterBlocks(true); return new Options() .setCreateIfMissing(true) .setDbLogDir(Paths.get(this.dbDir, DB_LOG_DIR).toString()) .setWalDir(Paths.get(this.dbDir, DB_WRITE_AHEAD_LOG_DIR).toString()) .setWalTtlSeconds(0) .setWalSizeLimitMB(MAX_WRITE_AHEAD_LOG_SIZE_MB) .setWriteBufferSize(writeBufferSizeMB * 1024L * 1024L) .setMaxWriteBufferNumber(MAX_WRITE_BUFFER_NUMBER) .setMinWriteBufferNumberToMerge(MIN_WRITE_BUFFER_NUMBER_TO_MERGE) .setTableFormatConfig(tableFormatConfig) .setOptimizeFiltersForHits(true) .setUseDirectReads(true); }
tableConfig.setBlockSize(BLOCK_SIZE);
tableConfig.setBlockSize(BLOCK_SIZE); tableConfig.setChecksumType(DEFAULT_CHECKSUM_TYPE);
@Override public ColumnFamilyOptions createColumnOptions() { final long blockCacheSize = 256 * 1024 * 1024; final long blockSize = 128 * 1024; final long targetFileSize = 256 * 1024 * 1024; final long writeBufferSize = 64 * 1024 * 1024; return new ColumnFamilyOptions() .setMergeOperator(new StringAppendOperator()) .setCompactionStyle(CompactionStyle.LEVEL) .setLevelCompactionDynamicLevelBytes(true) .setTargetFileSizeBase(targetFileSize) .setMaxBytesForLevelBase(4 * targetFileSize) .setWriteBufferSize(writeBufferSize) .setMinWriteBufferNumberToMerge(3) .setMaxWriteBufferNumber(4) .setTableFormatConfig( new BlockBasedTableConfig() .setBlockCacheSize(blockCacheSize) .setBlockSize(blockSize) ); } },
@Override public ColumnFamilyOptions createColumnOptions() { final long blockCacheSize = 256 * 1024 * 1024; final long blockSize = 128 * 1024; final long targetFileSize = 256 * 1024 * 1024; final long writeBufferSize = 64 * 1024 * 1024; return new ColumnFamilyOptions() .setCompactionStyle(CompactionStyle.LEVEL) .setLevelCompactionDynamicLevelBytes(true) .setTargetFileSizeBase(targetFileSize) .setMaxBytesForLevelBase(4 * targetFileSize) .setWriteBufferSize(writeBufferSize) .setMinWriteBufferNumberToMerge(3) .setMaxWriteBufferNumber(4) .setTableFormatConfig( new BlockBasedTableConfig() .setBlockCacheSize(blockCacheSize) .setBlockSize(blockSize) .setFilter(new BloomFilter()) ); } },
@Override public ColumnFamilyOptions createColumnOptions() { final long blockCacheSize = 256 * 1024 * 1024; final long blockSize = 128 * 1024; final long targetFileSize = 256 * 1024 * 1024; final long writeBufferSize = 64 * 1024 * 1024; return new ColumnFamilyOptions() .setCompactionStyle(CompactionStyle.LEVEL) .setLevelCompactionDynamicLevelBytes(true) .setTargetFileSizeBase(targetFileSize) .setMaxBytesForLevelBase(4 * targetFileSize) .setWriteBufferSize(writeBufferSize) .setMinWriteBufferNumberToMerge(3) .setMaxWriteBufferNumber(4) .setTableFormatConfig( new BlockBasedTableConfig() .setBlockCacheSize(blockCacheSize) .setBlockSize(blockSize) .setFilter(new BloomFilter()) ); } },
int blockSize = storeConfig.getInt(ROCKSDB_BLOCK_SIZE_BYTES, 4096); BlockBasedTableConfig tableOptions = new BlockBasedTableConfig(); tableOptions.setBlockCacheSize(blockCacheSize).setBlockSize(blockSize); options.setTableFormatConfig(tableOptions);
blockConfig.setBlockSize(4 * 1024); blockConfig.setFormatVersion(2); blockConfig.setNoBlockCache(true);
int blockSize = storeConfig.getInt(ROCKSDB_BLOCK_SIZE_BYTES, 4096); BlockBasedTableConfig tableOptions = new BlockBasedTableConfig(); tableOptions.setBlockCacheSize(blockCacheSize).setBlockSize(blockSize); options.setTableFormatConfig(tableOptions);
int blockSize = storeConfig.getInt(ROCKSDB_BLOCK_SIZE_BYTES, 4096); BlockBasedTableConfig tableOptions = new BlockBasedTableConfig(); tableOptions.setBlockCacheSize(blockCacheSize).setBlockSize(blockSize); options.setTableFormatConfig(tableOptions);
tableOptions.setBlockSize(blockSize); tableOptions.setBlockCacheSize(blockCacheSize); tableOptions.setFormatVersion(2);