fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph

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anand76 63ace8ef0e Reuse data block iterator in BlockBasedTableReader::MultiGet() (#5314) ... Summary: Instead of creating a new DataBlockIterator for every key in a MultiGet batch, reuse it if the next key is in the same block. This results in a small 1-2% cpu improvement. TEST_TMPDIR=/dev/shm/multiget numactl -C 10 ./db_bench.tmp -use_existing_db=true -benchmarks="readseq,multireadrandom" -write_buffer_size=4194304 -target_file_size_base=4194304 -max_bytes_for_level_base=16777216 -num=12000000 -reads=12000000 -duration=90 -threads=1 -compression_type=none -cache_size=4194304000 -batch_size=32 -disable_auto_compactions=true -bloom_bits=10 -cache_index_and_filter_blocks=true -pin_l0_filter_and_index_blocks_in_cache=true -multiread_batched=true -multiread_stride=4 Without the change - multireadrandom : 3.066 micros/op 326122 ops/sec; (29375968 of 29375968 found) With the change - multireadrandom : 3.003 micros/op 332945 ops/sec; (29983968 of 29983968 found) Pull Request resolved: https://github.com/facebook/rocksdb/pull/5314 Differential Revision: D15742108 Pulled By: anand1976 fbshipit-source-id: 220fb0b8eea9a0d602ddeb371528f7af7936d771		5 years ago
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block.cc	Move some logging related files to logging/ (#5387)	6 years ago
block.h	Reuse data block iterator in BlockBasedTableReader::MultiGet() (#5314)	5 years ago
block_based_filter_block.cc	Organizing rocksdb/table directory by format	6 years ago
block_based_filter_block.h	Organizing rocksdb/table directory by format	6 years ago
block_based_filter_block_test.cc	Move some memory related files from util/ to memory/ (#5382)	6 years ago
block_based_table_builder.cc	Add support for timestamp in Get/Put (#5079)	6 years ago
block_based_table_builder.h	Move some memory related files from util/ to memory/ (#5382)	6 years ago
block_based_table_factory.cc	simplify include directive involving inttypes (#5402)	6 years ago
block_based_table_factory.h	Organizing rocksdb/table directory by format	6 years ago
block_based_table_reader.cc	Reuse data block iterator in BlockBasedTableReader::MultiGet() (#5314)	5 years ago
block_based_table_reader.h	Refactor the handling of cache related counters and statistics (#5408)	6 years ago
block_builder.cc	Organizing rocksdb/table directory by format	6 years ago
block_builder.h	Organizing rocksdb/table directory by format	6 years ago
block_prefix_index.cc	Move some memory related files from util/ to memory/ (#5382)	6 years ago
block_prefix_index.h	Organizing rocksdb/table directory by format	6 years ago
block_test.cc	Move some memory related files from util/ to memory/ (#5382)	6 years ago
block_type.h	Refactor the handling of cache related counters and statistics (#5408)	6 years ago
cachable_entry.h	Organizing rocksdb/table directory by format	6 years ago
data_block_footer.cc	Organizing rocksdb/table directory by format	6 years ago
data_block_footer.h	Organizing rocksdb/table directory by format	6 years ago
data_block_hash_index.cc	Organizing rocksdb/table directory by format	6 years ago
data_block_hash_index.h	Organizing rocksdb/table directory by format	6 years ago
data_block_hash_index_test.cc	Move some memory related files from util/ to memory/ (#5382)	6 years ago
filter_block.h	Move some memory related files from util/ to memory/ (#5382)	6 years ago
flush_block_policy.cc	Organizing rocksdb/table directory by format	6 years ago
flush_block_policy.h	Organizing rocksdb/table directory by format	6 years ago
full_filter_block.cc	Organizing rocksdb/table directory by format	6 years ago
full_filter_block.h	Move some memory related files from util/ to memory/ (#5382)	6 years ago
full_filter_block_test.cc	Move some memory related files from util/ to memory/ (#5382)	6 years ago
index_builder.cc	simplify include directive involving inttypes (#5402)	6 years ago
index_builder.h	simplify include directive involving inttypes (#5402)	6 years ago
partitioned_filter_block.cc	Refactor the handling of cache related counters and statistics (#5408)	6 years ago
partitioned_filter_block.h	Move some memory related files from util/ to memory/ (#5382)	6 years ago
partitioned_filter_block_test.cc	Move some logging related files to logging/ (#5387)	6 years ago