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rocksdb/util/options_test.cc

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// Copyright (c) 2013, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#ifndef __STDC_FORMAT_MACROS
#define __STDC_FORMAT_MACROS
#endif
#include <unordered_map>
#include <inttypes.h>
#include <gflags/gflags.h>
#include "rocksdb/options.h"
#include "util/testharness.h"
using GFLAGS::ParseCommandLineFlags;
DEFINE_bool(enable_print, false, "Print options generated to console.");
namespace rocksdb {
class OptionsTest {};
class StderrLogger : public Logger {
public:
virtual void Logv(const char* format, va_list ap) override {
vprintf(format, ap);
printf("\n");
}
};
Options PrintAndGetOptions(size_t total_write_buffer_limit,
int read_amplification_threshold,
int write_amplification_threshold,
uint64_t target_db_size = 68719476736) {
StderrLogger logger;
if (FLAGS_enable_print) {
printf(
"---- total_write_buffer_limit: %zu "
"read_amplification_threshold: %d write_amplification_threshold: %d "
"target_db_size %" PRIu64 " ----\n",
total_write_buffer_limit, read_amplification_threshold,
write_amplification_threshold, target_db_size);
}
Options options =
GetOptions(total_write_buffer_limit, read_amplification_threshold,
write_amplification_threshold, target_db_size);
if (FLAGS_enable_print) {
options.Dump(&logger);
printf("-------------------------------------\n\n\n");
}
return options;
}
TEST(OptionsTest, LooseCondition) {
Options options;
PrintAndGetOptions(static_cast<size_t>(10) * 1024 * 1024 * 1024, 100, 100);
// Less mem table memory budget
PrintAndGetOptions(32 * 1024 * 1024, 100, 100);
// Tight read amplification
options = PrintAndGetOptions(128 * 1024 * 1024, 8, 100);
ASSERT_EQ(options.compaction_style, kCompactionStyleLevel);
// Tight write amplification
options = PrintAndGetOptions(128 * 1024 * 1024, 64, 10);
ASSERT_EQ(options.compaction_style, kCompactionStyleUniversal);
// Both tight amplifications
PrintAndGetOptions(128 * 1024 * 1024, 4, 8);
}
TEST(OptionsTest, GetOptionsFromStringsTest) {
std::unordered_map<std::string, std::string> options_map = {
{"write_buffer_size", "1"},
{"max_write_buffer_number", "2"},
{"min_write_buffer_number_to_merge", "3"},
{"compression", "kSnappyCompression"},
{"compression_per_level", "kNoCompression:"
"kSnappyCompression:"
"kZlibCompression:"
"kBZip2Compression:"
"kLZ4Compression:"
"kLZ4HCCompression"},
{"compression_opts", "4:5:6"},
{"num_levels", "7"},
{"level0_file_num_compaction_trigger", "8"},
{"level0_slowdown_writes_trigger", "9"},
{"level0_stop_writes_trigger", "10"},
{"max_mem_compaction_level", "11"},
{"target_file_size_base", "12"},
{"target_file_size_multiplier", "13"},
{"max_bytes_for_level_base", "14"},
{"max_bytes_for_level_multiplier", "15"},
{"max_bytes_for_level_multiplier_additional", "16:17:18"},
{"expanded_compaction_factor", "19"},
{"source_compaction_factor", "20"},
{"max_grandparent_overlap_factor", "21"},
{"soft_rate_limit", "1.1"},
{"hard_rate_limit", "2.1"},
{"arena_block_size", "22"},
{"disable_auto_compactions", "true"},
{"purge_redundant_kvs_while_flush", "1"},
{"compaction_style", "kCompactionStyleLevel"},
{"verify_checksums_in_compaction", "false"},
{"compaction_options_fifo", "23"},
{"filter_deletes", "0"},
{"max_sequential_skip_in_iterations", "24"},
{"inplace_update_support", "true"},
{"inplace_update_num_locks", "25"},
{"memtable_prefix_bloom_bits", "26"},
{"memtable_prefix_bloom_probes", "27"},
{"memtable_prefix_bloom_huge_page_tlb_size", "28"},
{"bloom_locality", "29"},
{"max_successive_merges", "30"},
{"min_partial_merge_operands", "31"},
{"create_if_missing", "false"},
{"create_missing_column_families", "true"},
{"error_if_exists", "false"},
{"paranoid_checks", "true"},
{"max_open_files", "32"},
{"max_total_wal_size", "33"},
{"disable_data_sync", "false"},
{"use_fsync", "true"},
{"db_log_dir", "/db_log_dir"},
{"wal_dir", "/wal_dir"},
{"delete_obsolete_files_period_micros", "34"},
{"max_background_compactions", "35"},
{"max_background_flushes", "36"},
{"max_log_file_size", "37"},
{"log_file_time_to_roll", "38"},
{"keep_log_file_num", "39"},
{"max_manifest_file_size", "40"},
{"table_cache_numshardbits", "41"},
{"table_cache_remove_scan_count_limit", "42"},
{"WAL_ttl_seconds", "43"},
{"WAL_size_limit_MB", "44"},
{"manifest_preallocation_size", "45"},
{"allow_os_buffer", "false"},
{"allow_mmap_reads", "true"},
{"allow_mmap_writes", "false"},
{"is_fd_close_on_exec", "true"},
{"skip_log_error_on_recovery", "false"},
{"stats_dump_period_sec", "46"},
{"advise_random_on_open", "true"},
{"use_adaptive_mutex", "false"},
{"allow_thread_local", "true"},
{"bytes_per_sync", "47"},
};
Options base_opt;
Options new_opt;
ASSERT_TRUE(GetOptionsFromStrings(base_opt, options_map, &new_opt));
ASSERT_EQ(new_opt.write_buffer_size, 1U);
ASSERT_EQ(new_opt.max_write_buffer_number, 2);
ASSERT_EQ(new_opt.min_write_buffer_number_to_merge, 3);
ASSERT_EQ(new_opt.compression, kSnappyCompression);
ASSERT_EQ(new_opt.compression_per_level.size(), 6U);
ASSERT_EQ(new_opt.compression_per_level[0], kNoCompression);
ASSERT_EQ(new_opt.compression_per_level[1], kSnappyCompression);
ASSERT_EQ(new_opt.compression_per_level[2], kZlibCompression);
ASSERT_EQ(new_opt.compression_per_level[3], kBZip2Compression);
ASSERT_EQ(new_opt.compression_per_level[4], kLZ4Compression);
ASSERT_EQ(new_opt.compression_per_level[5], kLZ4HCCompression);
ASSERT_EQ(new_opt.compression_opts.window_bits, 4);
ASSERT_EQ(new_opt.compression_opts.level, 5);
ASSERT_EQ(new_opt.compression_opts.strategy, 6);
ASSERT_EQ(new_opt.num_levels, 7);
ASSERT_EQ(new_opt.level0_file_num_compaction_trigger, 8);
ASSERT_EQ(new_opt.level0_slowdown_writes_trigger, 9);
ASSERT_EQ(new_opt.level0_stop_writes_trigger, 10);
ASSERT_EQ(new_opt.max_mem_compaction_level, 11);
ASSERT_EQ(new_opt.target_file_size_base, 12);
ASSERT_EQ(new_opt.target_file_size_multiplier, 13);
ASSERT_EQ(new_opt.max_bytes_for_level_base, 14U);
ASSERT_EQ(new_opt.max_bytes_for_level_multiplier, 15);
ASSERT_EQ(new_opt.max_bytes_for_level_multiplier_additional.size(), 3U);
ASSERT_EQ(new_opt.max_bytes_for_level_multiplier_additional[0], 16);
ASSERT_EQ(new_opt.max_bytes_for_level_multiplier_additional[1], 17);
ASSERT_EQ(new_opt.max_bytes_for_level_multiplier_additional[2], 18);
ASSERT_EQ(new_opt.expanded_compaction_factor, 19);
ASSERT_EQ(new_opt.source_compaction_factor, 20);
ASSERT_EQ(new_opt.max_grandparent_overlap_factor, 21);
ASSERT_EQ(new_opt.soft_rate_limit, 1.1);
ASSERT_EQ(new_opt.hard_rate_limit, 2.1);
ASSERT_EQ(new_opt.arena_block_size, 22U);
ASSERT_EQ(new_opt.disable_auto_compactions, true);
ASSERT_EQ(new_opt.purge_redundant_kvs_while_flush, true);
ASSERT_EQ(new_opt.compaction_style, kCompactionStyleLevel);
ASSERT_EQ(new_opt.verify_checksums_in_compaction, false);
ASSERT_EQ(new_opt.compaction_options_fifo.max_table_files_size,
static_cast<uint64_t>(23));
ASSERT_EQ(new_opt.filter_deletes, false);
ASSERT_EQ(new_opt.max_sequential_skip_in_iterations,
static_cast<uint64_t>(24));
ASSERT_EQ(new_opt.inplace_update_support, true);
ASSERT_EQ(new_opt.inplace_update_num_locks, 25U);
ASSERT_EQ(new_opt.memtable_prefix_bloom_bits, 26U);
ASSERT_EQ(new_opt.memtable_prefix_bloom_probes, 27U);
ASSERT_EQ(new_opt.memtable_prefix_bloom_huge_page_tlb_size, 28U);
ASSERT_EQ(new_opt.bloom_locality, 29U);
ASSERT_EQ(new_opt.max_successive_merges, 30U);
ASSERT_EQ(new_opt.min_partial_merge_operands, 31U);
ASSERT_EQ(new_opt.create_if_missing, false);
ASSERT_EQ(new_opt.create_missing_column_families, true);
ASSERT_EQ(new_opt.error_if_exists, false);
ASSERT_EQ(new_opt.paranoid_checks, true);
ASSERT_EQ(new_opt.max_open_files, 32);
ASSERT_EQ(new_opt.max_total_wal_size, static_cast<uint64_t>(33));
ASSERT_EQ(new_opt.disableDataSync, false);
ASSERT_EQ(new_opt.use_fsync, true);
ASSERT_EQ(new_opt.db_log_dir, "/db_log_dir");
ASSERT_EQ(new_opt.wal_dir, "/wal_dir");
ASSERT_EQ(new_opt.delete_obsolete_files_period_micros,
static_cast<uint64_t>(34));
ASSERT_EQ(new_opt.max_background_compactions, 35);
ASSERT_EQ(new_opt.max_background_flushes, 36);
ASSERT_EQ(new_opt.max_log_file_size, 37U);
ASSERT_EQ(new_opt.log_file_time_to_roll, 38U);
ASSERT_EQ(new_opt.keep_log_file_num, 39U);
ASSERT_EQ(new_opt.max_manifest_file_size, static_cast<uint64_t>(40));
ASSERT_EQ(new_opt.table_cache_numshardbits, 41);
ASSERT_EQ(new_opt.table_cache_remove_scan_count_limit, 42);
ASSERT_EQ(new_opt.WAL_ttl_seconds, static_cast<uint64_t>(43));
ASSERT_EQ(new_opt.WAL_size_limit_MB, static_cast<uint64_t>(44));
ASSERT_EQ(new_opt.manifest_preallocation_size, 45U);
ASSERT_EQ(new_opt.allow_os_buffer, false);
ASSERT_EQ(new_opt.allow_mmap_reads, true);
ASSERT_EQ(new_opt.allow_mmap_writes, false);
ASSERT_EQ(new_opt.is_fd_close_on_exec, true);
ASSERT_EQ(new_opt.skip_log_error_on_recovery, false);
ASSERT_EQ(new_opt.stats_dump_period_sec, 46U);
ASSERT_EQ(new_opt.advise_random_on_open, true);
ASSERT_EQ(new_opt.use_adaptive_mutex, false);
ASSERT_EQ(new_opt.allow_thread_local, true);
ASSERT_EQ(new_opt.bytes_per_sync, static_cast<uint64_t>(47));
options_map["write_buffer_size"] = "hello";
ASSERT_TRUE(!GetOptionsFromStrings(base_opt, options_map, &new_opt));
options_map["write_buffer_size"] = "1";
ASSERT_TRUE(GetOptionsFromStrings(base_opt, options_map, &new_opt));
options_map["unknown_option"] = "1";
ASSERT_TRUE(!GetOptionsFromStrings(base_opt, options_map, &new_opt));
}
} // namespace rocksdb
int main(int argc, char** argv) {
ParseCommandLineFlags(&argc, &argv, true);
return rocksdb::test::RunAllTests();
}