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03a1d95db0
Summary:
1. Add changes so that max_background_flushes can be set dynamically.
2. Add a testcase DBOptionsTest.SetBackgroundFlushThreads which set the
max_background_flushes dynamically using SetDBOptions.
TestPlan: 1. make -j64 check
2. Using new testcase DBOptionsTest.SetBackgroundFlushThreads
Pull Request resolved: https://github.com/facebook/rocksdb/pull/6701
Reviewed By: ajkr
Differential Revision: D21028010
Pulled By: akankshamahajan15
fbshipit-source-id: 5f949e4a8fd3c32537b637947b7ee09a69cfc7c1
120 lines
3.6 KiB
C++
120 lines
3.6 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#pragma once
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#include <string>
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#include <vector>
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#include "rocksdb/options.h"
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namespace ROCKSDB_NAMESPACE {
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struct ImmutableDBOptions {
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ImmutableDBOptions();
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explicit ImmutableDBOptions(const DBOptions& options);
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void Dump(Logger* log) const;
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bool create_if_missing;
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bool create_missing_column_families;
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bool error_if_exists;
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bool paranoid_checks;
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Env* env;
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std::shared_ptr<FileSystem> fs;
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std::shared_ptr<RateLimiter> rate_limiter;
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std::shared_ptr<SstFileManager> sst_file_manager;
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std::shared_ptr<Logger> info_log;
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InfoLogLevel info_log_level;
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int max_file_opening_threads;
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std::shared_ptr<Statistics> statistics;
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bool use_fsync;
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std::vector<DbPath> db_paths;
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std::string db_log_dir;
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std::string wal_dir;
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uint32_t max_subcompactions;
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size_t max_log_file_size;
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size_t log_file_time_to_roll;
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size_t keep_log_file_num;
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size_t recycle_log_file_num;
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uint64_t max_manifest_file_size;
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int table_cache_numshardbits;
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uint64_t wal_ttl_seconds;
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uint64_t wal_size_limit_mb;
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uint64_t max_write_batch_group_size_bytes;
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size_t manifest_preallocation_size;
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bool allow_mmap_reads;
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bool allow_mmap_writes;
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bool use_direct_reads;
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bool use_direct_io_for_flush_and_compaction;
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bool allow_fallocate;
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bool is_fd_close_on_exec;
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bool advise_random_on_open;
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size_t db_write_buffer_size;
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std::shared_ptr<WriteBufferManager> write_buffer_manager;
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DBOptions::AccessHint access_hint_on_compaction_start;
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bool new_table_reader_for_compaction_inputs;
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size_t random_access_max_buffer_size;
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bool use_adaptive_mutex;
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std::vector<std::shared_ptr<EventListener>> listeners;
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bool enable_thread_tracking;
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bool enable_pipelined_write;
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bool unordered_write;
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bool allow_concurrent_memtable_write;
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bool enable_write_thread_adaptive_yield;
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uint64_t write_thread_max_yield_usec;
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uint64_t write_thread_slow_yield_usec;
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bool skip_stats_update_on_db_open;
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bool skip_checking_sst_file_sizes_on_db_open;
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WALRecoveryMode wal_recovery_mode;
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bool allow_2pc;
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std::shared_ptr<Cache> row_cache;
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#ifndef ROCKSDB_LITE
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WalFilter* wal_filter;
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#endif // ROCKSDB_LITE
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bool fail_if_options_file_error;
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bool dump_malloc_stats;
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bool avoid_flush_during_recovery;
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bool allow_ingest_behind;
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bool preserve_deletes;
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bool two_write_queues;
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bool manual_wal_flush;
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bool atomic_flush;
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bool avoid_unnecessary_blocking_io;
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bool persist_stats_to_disk;
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bool write_dbid_to_manifest;
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size_t log_readahead_size;
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std::shared_ptr<FileChecksumGenFactory> file_checksum_gen_factory;
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bool best_efforts_recovery;
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};
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struct MutableDBOptions {
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MutableDBOptions();
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explicit MutableDBOptions(const MutableDBOptions& options) = default;
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explicit MutableDBOptions(const DBOptions& options);
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void Dump(Logger* log) const;
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int max_background_jobs;
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int base_background_compactions;
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int max_background_compactions;
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bool avoid_flush_during_shutdown;
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size_t writable_file_max_buffer_size;
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uint64_t delayed_write_rate;
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uint64_t max_total_wal_size;
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uint64_t delete_obsolete_files_period_micros;
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unsigned int stats_dump_period_sec;
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unsigned int stats_persist_period_sec;
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size_t stats_history_buffer_size;
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int max_open_files;
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uint64_t bytes_per_sync;
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uint64_t wal_bytes_per_sync;
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bool strict_bytes_per_sync;
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size_t compaction_readahead_size;
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int max_background_flushes;
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};
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} // namespace ROCKSDB_NAMESPACE
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