Lines Matching refs:block

30 * Fix incorrect results while block-based table uses kHashSearch, together with Prev()/SeekForPrev(…
108 * Full and partitioned filters in the block-based table use an improved Bloom filter implementation…
113 …ot met (12.5% threshold for GoodCompressionRatio), as seen in the `number.block.not_compressed` co…
114 …block cache usage is now takes into account the overhead of metadata per each entry. This results …
145 …ltiGet() when BlockBasedTableOptions::no_block_cache is true and there is no compressed block cache
146 …BlockBasedTable::MultiGet() when compression is enabled and no compressed block cache is configure…
178 …h_pri_pool_ratio argument in NewLRUCache(). When block cache is not explicitly created, the small …
182 …onary blocks are now handled similarly to data blocks with regards to the block cache: instead of …
183 * Due to the above refactoring, block cache eviction statistics for filter and compression dictiona…
184 * The semantics of the per-block-type block read counts in the performance context now match those …
214 * The semantics of the per-block-type block read counts in the performance context now match those …
227 …block cache: instead of storing objects in the cache, only the blocks themselves are cached. In ad…
229 * Due to the above refactoring, block cache eviction statistics for indexes are temporarily broken.…
244 * Reduce binary search when iterator reseek into the same data block.
263 * Add an option `strict_bytes_per_sync` that causes a file-writing thread to block rather than exce…
266 … performance in some situations, especially when direct IO is enabled and block cache is disabled.…
272 * Change the behavior of OptimizeForPointLookup(): move away from hash-based block-based-table inde…
273 * Change the behavior of OptimizeForSmallDb(): use a 16MB block cache, put index and filter blocks …
277 * Adjust WriteBufferManager's dummy entry size to block cache from 1MB to 256KB.
296 * Added a feature to perform data-block sampling for compressibility, and report stats to user.
317 …ocks == true`, we now store dictionary data used for decompression in the block cache for better c…
318 * Add support for block checksums verification for external SST files before ingestion.
322 * Enable properties block checksum verification for block-based tables.
337 * The counter stat `number.block.not_compressed` now also counts blocks not compressed due to poor …
344 * Fix a memory leak when files with range tombstones are read in mmap mode and block cache is enabl…
355 * Introduced `JemallocNodumpAllocator` memory allocator. When being use, block cache will be exclud…
362 * Introduced `MemoryAllocator`, which lets the user specify custom memory allocator for block based…
416 * Changes the format of index blocks by delta encoding the index values, which are the block handle…
418 …oint-lookup operations. This feature is backward compatible with the data block created without th…
421 * Fix a bug in misreporting the estimated partition index size in properties block.
438 * Write properties meta-block at the end of block-based table to save read-ahead IO.
446 …x a bug caused by not copying the block trailer with compressed SST file, direct IO, prefetcher an…
451 * Add a BlockBasedTableOption to align uncompressed data blocks on the smaller of block size or pag…
464 …dd DB properties "rocksdb.block-cache-capacity", "rocksdb.block-cache-usage", "rocksdb.block-cache…
479 * Add `BlockBasedTableConfig.setBlockCache` to allow sharing a block cache across DB instances.
504 * Adds a BlockBasedTableOption to turn off index block compression.
517 * Fix advance reservation of arena block addresses.
623 … write buffer manager, so that they can cap memory usage for memtable and block cache using one si…
677 … on capacity, if the user doesn't pass one. This also impacts the default block cache when the use…
738 …erformance in some cases. It can be used to replace the default LRU-based block cache and table ca…
740 * Block cache mid-point insertion, where index and filter block are inserted into LRU block cache w…
770 …ache.h. This function creates a block cache that is able to give simulation results (mainly hit ra…
774 * Allow preset compression dictionary for improved compression of block-based tables. This is suppo…
910 …block cache. Previously, we only counted the sum of block sizes currently present in block cache. …
939 …ions.format_version option, which allows user to specify which version of block based table he wan…
940 * Added new block based table format (version 2), which you can enable by setting BlockBasedTableOp…
1019 …zeForPointLookup() takes one parameter for block cache size. It now builds hash index, bloom filte…
1060 …eOptions::hash_index_allow_collision. When enabled, prefix hash index for block-based table will n…
1075 * Hash index for block-based table will be materialized and reconstructed more efficiently. Previou…
1104 * Separate options related to block based table to a new struct BlockBasedTableOptions.
1137 * Added property block for table, which allows (1) a table to store
1140 * Enabled caching index and filter block in block cache (turned off by default).