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Add max_file_opening_threads to db_bench

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Summary: Add an option to db_bench for max_file_opening_threads

Test Plan: compile and run db_bench

Reviewers: sdong, yhchiang, igor

Reviewed By: igor

Subscribers: dhruba, paultuckfield

Differential Revision: https://reviews.facebook.net/D47811
This commit is contained in:
Islam AbdelRahman 2015-09-30 09:51:31 -07:00
parent da1cf8a9bc
commit c29af48d3e
1 changed files with 5 additions and 0 deletions
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5
db/db_bench.cc
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@ -364,6 +364,10 @@ DEFINE_int32(open_files, rocksdb::Options().max_open_files,
"Maximum number of files to keep open at the same time" "Maximum number of files to keep open at the same time"
" (use default if == 0)"); " (use default if == 0)");
DEFINE_int32(file_opening_threads, rocksdb::Options().max_file_opening_threads,
"If open_files is set to -1, this option set the number of "
"threads that will be used to open files during DB::Open()");
DEFINE_int32(new_table_reader_for_compaction_inputs, true, DEFINE_int32(new_table_reader_for_compaction_inputs, true,
"If true, uses a separate file handle for compaction inputs"); "If true, uses a separate file handle for compaction inputs");
@ -2267,6 +2271,7 @@ class Benchmark {
options.memtable_prefix_bloom_bits = FLAGS_memtable_bloom_bits; options.memtable_prefix_bloom_bits = FLAGS_memtable_bloom_bits;
options.bloom_locality = FLAGS_bloom_locality; options.bloom_locality = FLAGS_bloom_locality;
options.max_open_files = FLAGS_open_files; options.max_open_files = FLAGS_open_files;
options.max_file_opening_threads = FLAGS_file_opening_threads;
options.new_table_reader_for_compaction_inputs = options.new_table_reader_for_compaction_inputs =
FLAGS_new_table_reader_for_compaction_inputs; FLAGS_new_table_reader_for_compaction_inputs;
options.compaction_readahead_size = FLAGS_compaction_readahead_size; options.compaction_readahead_size = FLAGS_compaction_readahead_size;