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Add an option for parallel compression in for db_stress (#6722)

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Summary:
This commit adds an `compression_parallel_threads` option in
db_stress. It also fixes the naming of parallel compression
option in db_bench to keep it aligned with others.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/6722

Reviewed By: pdillinger

Differential Revision: D21091385

fbshipit-source-id: c9ba8c4e5cc327ff9e6094a6dc6a15fcff70f100
This commit is contained in:
Ziyue Yang 2020-04-30 10:46:54 -07:00 committed by Facebook GitHub Bot
parent 8c694025e9
commit e619a20e93
5 changed files with 11 additions and 3 deletions
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1
db_stress_tool/db_stress_common.h
View file

@ -201,6 +201,7 @@ DECLARE_string(compression_type);
DECLARE_string(bottommost_compression_type);
DECLARE_int32(compression_max_dict_bytes);
DECLARE_int32(compression_zstd_max_train_bytes);
DECLARE_int32(compression_parallel_threads);
DECLARE_string(checksum_type);
DECLARE_string(hdfs);
DECLARE_string(env_uri);

3
db_stress_tool/db_stress_gflags.cc
View file

@ -584,6 +584,9 @@ DEFINE_int32(compression_zstd_max_train_bytes, 0,
"Maximum size of training data passed to zstd's dictionary "
"trainer.");
DEFINE_int32(compression_parallel_threads, 1,
"Number of threads for parallel compression.");
DEFINE_string(bottommost_compression_type, "disable",
"Algorithm to use to compress bottommost level of the database. "
"\"disable\" means disabling the feature");

2
db_stress_tool/db_stress_test_base.cc
View file

@ -1803,6 +1803,8 @@ void StressTest::Open() {
options_.compression_opts.max_dict_bytes = FLAGS_compression_max_dict_bytes;
options_.compression_opts.zstd_max_train_bytes =
FLAGS_compression_zstd_max_train_bytes;
options_.compression_opts.parallel_threads =
FLAGS_compression_parallel_threads;
options_.create_if_missing = true;
options_.max_manifest_file_size = FLAGS_max_manifest_file_size;
options_.inplace_update_support = FLAGS_in_place_update;

7
tools/db_bench_tool.cc
View file

@ -926,8 +926,8 @@ DEFINE_int32(min_level_to_compress, -1, "If non-negative, compression starts"
" not compressed. Otherwise, apply compression_type to "
"all levels.");
DEFINE_int32(compression_threads, 1,
"Number of concurrent compression threads to run.");
DEFINE_int32(compression_parallel_threads, 1,
"Number of threads for parallel compression.");
static bool ValidateTableCacheNumshardbits(const char* flagname,
int32_t value) {
@ -4030,7 +4030,8 @@ class Benchmark {
options.compression_opts.max_dict_bytes = FLAGS_compression_max_dict_bytes;
options.compression_opts.zstd_max_train_bytes =
FLAGS_compression_zstd_max_train_bytes;
options.compression_opts.parallel_threads = FLAGS_compression_threads;
options.compression_opts.parallel_threads =
FLAGS_compression_parallel_threads;
// If this is a block based table, set some related options
if (options.table_factory->Name() == BlockBasedTableFactory::kName &&
options.table_factory->GetOptions() != nullptr) {

1
tools/db_crashtest.py
View file

@ -44,6 +44,7 @@ default_params = {
"checksum_type" : lambda: random.choice(["kCRC32c", "kxxHash", "kxxHash64"]),
"compression_max_dict_bytes": lambda: 16384 * random.randint(0, 1),
"compression_zstd_max_train_bytes": lambda: 65536 * random.randint(0, 1),
"compression_parallel_threads": lambda: random.choice([1] * 9 + [4]),
"clear_column_family_one_in": 0,
"compact_files_one_in": 1000000,
"compact_range_one_in": 1000000,