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Lei Jin c6275956e2 improve memory efficiency of cuckoo reader 
Summary:
When creating a new iterator, instead of storing mapping from key to
bucket id for sorting, store only bucket id and read key from mmap file
based on the id. This reduces from 20 bytes per entry to only 4 bytes.

Test Plan: db_bench

Reviewers: igor, yhchiang, sdong

Reviewed By: sdong

Subscribers: leveldb

Differential Revision: https://reviews.facebook.net/D23757
2014-09-25 16:15:23 -07:00
..
adaptive_table_factory.cc
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
adaptive_table_factory.h
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
block_based_filter_block_test.cc
Remove some unnecessary constructors
2014-09-17 16:45:58 -07:00
block_based_filter_block.cc
Remove some unnecessary constructors
2014-09-17 16:45:58 -07:00
block_based_filter_block.h
Remove some unnecessary constructors
2014-09-17 16:45:58 -07:00
block_based_table_builder.cc
Run make format on PR #249
2014-09-17 15:08:50 -07:00
block_based_table_builder.h
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
block_based_table_factory.cc
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
block_based_table_factory.h
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
block_based_table_reader.cc
re-enable BlockBasedTable::SetupForCompaction()
2014-09-23 14:18:57 -07:00
block_based_table_reader.h
Implement full filter for block based table.
2014-09-08 10:37:05 -07:00
block_builder.cc
Fix compile
2014-09-02 11:49:38 -07:00
block_builder.h
delete unused Comparator
2014-09-04 09:10:13 +08:00
block_hash_index_test.cc
Materialize the hash index
2014-05-15 14:09:03 -07:00
block_hash_index.cc
Materialize the hash index
2014-05-15 14:09:03 -07:00
block_hash_index.h
Materialize the hash index
2014-05-15 14:09:03 -07:00
block_prefix_index.cc
fix a few compile warnings
2014-09-04 23:06:23 +08:00
block_prefix_index.h
fix a few compile warnings
2014-09-04 23:06:23 +08:00
block_test.cc
Remove some unnecessary constructors
2014-09-17 16:45:58 -07:00
block.cc
Remove some unnecessary constructors
2014-09-17 16:45:58 -07:00
block.h
Remove some unnecessary constructors
2014-09-17 16:45:58 -07:00
bloom_block.cc
Adding option to save PlainTable index and bloom filter in SST file.
2014-07-18 16:58:13 -07:00
bloom_block.h
Adding option to save PlainTable index and bloom filter in SST file.
2014-07-18 16:58:13 -07:00
cuckoo_table_builder_test.cc
option to choose module when calculating CuckooTable hash
2014-09-25 13:53:27 -07:00
cuckoo_table_builder.cc
improve memory efficiency of cuckoo reader
2014-09-25 16:15:23 -07:00
cuckoo_table_builder.h
option to choose module when calculating CuckooTable hash
2014-09-25 13:53:27 -07:00
cuckoo_table_factory.cc
option to choose module when calculating CuckooTable hash
2014-09-25 13:53:27 -07:00
cuckoo_table_factory.h
option to choose module when calculating CuckooTable hash
2014-09-25 13:53:27 -07:00
cuckoo_table_reader_test.cc
option to choose module when calculating CuckooTable hash
2014-09-25 13:53:27 -07:00
cuckoo_table_reader.cc
improve memory efficiency of cuckoo reader
2014-09-25 16:15:23 -07:00
cuckoo_table_reader.h
improve memory efficiency of cuckoo reader
2014-09-25 16:15:23 -07:00
filter_block.h
Replace naked calls to operator new and delete (Fixes #222)
2014-09-17 13:50:07 -07:00
flush_block_policy.cc
move block based table related options BlockBasedTableOptions
2014-08-25 14:22:05 -07:00
format.cc
Run make format on PR #249
2014-09-17 15:08:50 -07:00
format.h
Run make format on PR #249
2014-09-17 15:08:50 -07:00
full_filter_block_test.cc
Fix compile
2014-09-22 15:19:20 -07:00
full_filter_block.cc
Run make format on PR #249
2014-09-17 15:08:50 -07:00
full_filter_block.h
Replace naked calls to operator new and delete (Fixes #222)
2014-09-17 13:50:07 -07:00
iter_heap.h
Turn on -Wmissing-prototypes
2014-04-09 21:17:14 -07:00
iterator_wrapper.h
In DB::NewIterator(), try to allocate the whole iterator tree in an arena
2014-06-02 17:44:57 -07:00
iterator.cc
In DB::NewIterator(), try to allocate the whole iterator tree in an arena
2014-06-02 17:44:57 -07:00
merger_test.cc
Merger test
2014-09-08 22:24:40 -07:00
merger.cc
Refactor PerfStepTimer to stop on destruct
2014-09-02 12:04:22 -07:00
merger.h
In DB::NewIterator(), try to allocate the whole iterator tree in an arena
2014-06-02 17:44:57 -07:00
meta_blocks.cc
Run make format on PR #249
2014-09-17 15:08:50 -07:00
meta_blocks.h
Adding option to save PlainTable index and bloom filter in SST file.
2014-07-18 16:58:13 -07:00
plain_table_builder.cc
Implement full filter for block based table.
2014-09-08 10:37:05 -07:00
plain_table_builder.h
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
plain_table_factory.cc
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
plain_table_factory.h
fix comments
2014-09-08 16:34:04 +08:00
plain_table_index.cc
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
plain_table_index.h
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
plain_table_key_coding.cc
replace hard-coded number with named variable
2014-09-08 11:10:17 +08:00
plain_table_key_coding.h
typo improvement
2014-09-06 23:21:26 +08:00
plain_table_reader.cc
Replace naked calls to operator new and delete (Fixes #222)
2014-09-17 13:50:07 -07:00
plain_table_reader.h
introduce ImmutableOptions
2014-09-04 16:18:36 -07:00
table_builder.h
First phase API clean up
2014-02-03 00:30:43 -08:00
table_properties.cc
Fix SIGFAULT when running sst_dump on v2.6 db
2014-04-21 17:49:47 -07:00
table_reader_bench.cc
CuckooTable: add one option to allow identity function for the first hash function
2014-09-18 11:00:48 -07:00
table_reader.h
Add DB property "rocksdb.estimate-table-readers-mem"
2014-08-06 11:39:46 -07:00
table_test.cc
Merge pull request #249 from tdfischer/decompression-refactoring
2014-09-17 15:01:40 -07:00
two_level_iterator.cc
ForwardIterator: reset incomplete iterators on Seek()
2014-08-29 16:21:29 -07:00
two_level_iterator.h
In DB::NewIterator(), try to allocate the whole iterator tree in an arena
2014-06-02 17:44:57 -07:00