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anand76 7259e28d91 MultiGet parallel IO (#5464) 
Summary:
Enhancement to MultiGet batching to read data blocks required for keys in a batch in parallel from disk. It uses Env::MultiRead() API to read multiple blocks and reduce latency.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/5464

Test Plan:
1. make check
2. make asan_check
3. make asan_crash

Differential Revision: D15911771

Pulled By: anand1976

fbshipit-source-id: 605036b9af0f90ca0020dc87c3a86b4da6e83394
2019-06-30 20:56:04 -07:00
..
adaptive
Organizing rocksdb/table directory by format
2019-05-30 14:51:11 -07:00
block_based
MultiGet parallel IO (#5464)
2019-06-30 20:56:04 -07:00
cuckoo
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
plain
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
block_fetcher.cc
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00
block_fetcher.h
Combine the read-ahead logic for user reads and compaction reads (#5431)
2019-06-19 14:10:46 -07:00
bloom_block.cc
Change RocksDB License
2017-07-15 16:11:23 -07:00
bloom_block.h
Disallow customized hash function in DynamicBloom (#4915)
2019-01-24 10:34:30 -08:00
cleanable_test.cc
Move test related files under util/ to test_util/ (#5377)
2019-05-30 11:25:51 -07:00
format.cc
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00
format.h
MultiGet parallel IO (#5464)
2019-06-30 20:56:04 -07:00
full_filter_bits_builder.h
Skip duplicate bloom keys when whole_key and prefix are mixed
2018-04-24 10:58:16 -07:00
get_context.cc
Add support for timestamp in Get/Put (#5079)
2019-06-05 23:10:47 -07:00
get_context.h
Move some memory related files from util/ to memory/ (#5382)
2019-05-30 17:44:09 -07:00
internal_iterator.h
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00
iter_heap.h
Make InternalKeyComparator final and directly use it in merging iterator
2017-09-11 12:04:21 -07:00
iterator_wrapper.h
Revert "Reduce iterator key comparison for upper/lower bound check (#5111)" (#5440)
2019-06-11 16:23:41 -07:00
iterator.cc
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00
merger_test.cc
Move test related files under util/ to test_util/ (#5377)
2019-05-30 11:25:51 -07:00
merging_iterator.cc
Revert "Reduce iterator key comparison for upper/lower bound check (#5111)" (#5440)
2019-06-11 16:23:41 -07:00
merging_iterator.h
Index value delta encoding (#3983)
2018-08-09 16:58:40 -07:00
meta_blocks.cc
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00
meta_blocks.h
Make the 'block read count' performance counters consistent (#5484)
2019-06-18 19:03:24 -07:00
mock_table.cc
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
mock_table.h
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
multiget_context.h
multiget: fix memory issues due to vector auto resizing (#5279)
2019-05-03 15:58:43 -07:00
persistent_cache_helper.cc
Organizing rocksdb/table directory by format
2019-05-30 14:51:11 -07:00
persistent_cache_helper.h
Change RocksDB License
2017-07-15 16:11:23 -07:00
persistent_cache_options.h
Change RocksDB License
2017-07-15 16:11:23 -07:00
scoped_arena_iterator.h
Change RocksDB License
2017-07-15 16:11:23 -07:00
sst_file_reader_test.cc
simplify include directive involving inttypes (#5402)
2019-06-06 13:56:07 -07:00
sst_file_reader.cc
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
sst_file_writer_collectors.h
Fix SstFileReader not able to open ingested file (#5097)
2019-03-26 10:25:18 -07:00
sst_file_writer.cc
Move some memory related files from util/ to memory/ (#5382)
2019-05-30 17:44:09 -07:00
table_builder.h
Integrate block cache tracer into db_impl (#5433)
2019-06-13 15:43:10 -07:00
table_properties_internal.h
Index value delta encoding (#3983)
2018-08-09 16:58:40 -07:00
table_properties.cc
Organizing rocksdb/table directory by format
2019-05-30 14:51:11 -07:00
table_reader_bench.cc
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
table_reader_caller.h
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
table_reader.h
Add more callers for table reader. (#5454)
2019-06-20 14:31:48 -07:00
table_test.cc
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00
two_level_iterator.cc
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00
two_level_iterator.h
Add an option to put first key of each sst block in the index (#5289)
2019-06-24 20:54:04 -07:00