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Rocksdb knobs (#12361)

This commit is contained in:
neethuhaneesha 2025-09-08 17:49:47 -07:00 committed by GitHub
parent 15218eaff0
commit 12cad5eb45
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1 changed files with 7 additions and 7 deletions
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14
fdbclient/ServerKnobs.cpp
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@ -496,7 +496,7 @@ void ServerKnobs::initialize(Randomize randomize, ClientKnobs* clientKnobs, IsSi
init( ROCKSDB_MEMTABLE_BYTES, memtableBytes );
init( ROCKSDB_UNSAFE_AUTO_FSYNC, false );
init( ROCKSDB_PERIODIC_COMPACTION_SECONDS, 0 ); if( isSimulated ) ROCKSDB_PERIODIC_COMPACTION_SECONDS = deterministicRandom()->randomInt(5*60, 24*60*60);
init( ROCKSDB_TTL_COMPACTION_SECONDS, 0 ); if( isSimulated ) ROCKSDB_TTL_COMPACTION_SECONDS = deterministicRandom()->randomInt(5*60, 24*60*60);
init( ROCKSDB_TTL_COMPACTION_SECONDS, 2160000 ); if( isSimulated ) ROCKSDB_TTL_COMPACTION_SECONDS = deterministicRandom()->randomInt(5*60, 24*60*60);
int64_t maxCompactionBytes = 160LL * 64 * 1024 * 1024;
init( ROCKSDB_MAX_COMPACTION_BYTES, 0 ); /* default = 25*64MB */ if( randomize && BUGGIFY ) ROCKSDB_MAX_COMPACTION_BYTES = deterministicRandom()->randomInt64(5*64*1024*1024, maxCompactionBytes);
init( ROCKSDB_PREFIX_LEN, 11 ); if( randomize && BUGGIFY ) ROCKSDB_PREFIX_LEN = deterministicRandom()->randomInt(1, 20);
@ -526,7 +526,7 @@ void ServerKnobs::initialize(Randomize randomize, ClientKnobs* clientKnobs, IsSi
init( ROCKSDB_HISTOGRAMS_SAMPLE_RATE, 1 ); if( isSimulated ) ROCKSDB_HISTOGRAMS_SAMPLE_RATE = deterministicRandom()->random01();
init( ROCKSDB_READ_RANGE_ITERATOR_REFRESH_TIME, 30.0 ); if( randomize && BUGGIFY ) ROCKSDB_READ_RANGE_ITERATOR_REFRESH_TIME = 0.1;
init( ROCKSDB_PROBABILITY_REUSE_ITERATOR_SIM, 0.01 );
init( ROCKSDB_READ_RANGE_REUSE_ITERATORS, true ); if( randomize && BUGGIFY ) ROCKSDB_READ_RANGE_REUSE_ITERATORS = deterministicRandom()->coinflip();
init( ROCKSDB_READ_RANGE_REUSE_ITERATORS, false ); if( randomize && BUGGIFY ) ROCKSDB_READ_RANGE_REUSE_ITERATORS = deterministicRandom()->coinflip();
init( SHARDED_ROCKSDB_REUSE_ITERATORS, false ); if (isSimulated) SHARDED_ROCKSDB_REUSE_ITERATORS = deterministicRandom()->coinflip();
init( ROCKSDB_READ_RANGE_REUSE_BOUNDED_ITERATORS, false ); if( randomize && BUGGIFY ) ROCKSDB_READ_RANGE_REUSE_BOUNDED_ITERATORS = deterministicRandom()->coinflip();
init( ROCKSDB_READ_RANGE_BOUNDED_ITERATORS_MAX_LIMIT, 200 );
@ -559,15 +559,15 @@ void ServerKnobs::initialize(Randomize randomize, ClientKnobs* clientKnobs, IsSi
init( ROCKSDB_SINGLEKEY_DELETES_MAX, 200 ); // Max rocksdb::delete calls in a transaction
init( ROCKSDB_ENABLE_CLEAR_RANGE_EAGER_READS, false );
init( ROCKSDB_FORCE_DELETERANGE_FOR_CLEARRANGE, false );
init( ROCKSDB_CLEARRANGES_LIMIT_PER_COMMIT, 0 ); if( isSimulated ) ROCKSDB_CLEARRANGES_LIMIT_PER_COMMIT = deterministicRandom()->randomInt(200, 500); // Default: 0 (disabled).
init( ROCKSDB_CLEARRANGES_LIMIT_PER_COMMIT, 5000 ); if( isSimulated ) ROCKSDB_CLEARRANGES_LIMIT_PER_COMMIT = deterministicRandom()->randomInt(200, 500); // Default: 0 (disabled).
// ROCKSDB_STATS_LEVEL=1 indicates rocksdb::StatsLevel::kExceptHistogramOrTimers
// Refer StatsLevel: https://github.com/facebook/rocksdb/blob/main/include/rocksdb/statistics.h#L594
init( ROCKSDB_STATS_LEVEL, 1 );
init( ROCKSDB_ENABLE_COMPACT_ON_DELETION, false );
init( ROCKSDB_ENABLE_COMPACT_ON_DELETION, true );
// CDCF: CompactOnDeletionCollectorFactory. The below 3 are parameters of the CompactOnDeletionCollectorFactory
// which controls the compaction on deleted data.
init( ROCKSDB_CDCF_SLIDING_WINDOW_SIZE, 128 );
init( ROCKSDB_CDCF_DELETION_TRIGGER, 1 );
init( ROCKSDB_CDCF_SLIDING_WINDOW_SIZE, 256000 );
init( ROCKSDB_CDCF_DELETION_TRIGGER, 150000 );
init( ROCKSDB_CDCF_DELETION_RATIO, 0 );
// Can commit will delay ROCKSDB_CAN_COMMIT_DELAY_ON_OVERLOAD seconds for
// ROCKSDB_CAN_COMMIT_DELAY_TIMES_ON_OVERLOAD times, if rocksdb overloaded.
@ -595,7 +595,7 @@ void ServerKnobs::initialize(Randomize randomize, ClientKnobs* clientKnobs, IsSi
init( ROCKSDB_VERIFY_CHECKSUM_BEFORE_RESTORE, true );
init( ROCKSDB_ENABLE_CHECKPOINT_VALIDATION, false ); if ( randomize && BUGGIFY ) ROCKSDB_ENABLE_CHECKPOINT_VALIDATION = deterministicRandom()->coinflip();
init( ROCKSDB_RETURN_OVERLOADED_ON_TIMEOUT, true );
init( ROCKSDB_COMPACTION_PRI, 3 ); /* kMinOverlappingRatio, RocksDB default. */ if ( randomize && BUGGIFY ) ROCKSDB_COMPACTION_PRI = deterministicRandom()->randomInt(0, 4);
init( ROCKSDB_COMPACTION_PRI, 0 ); /* kMinOverlappingRatio, RocksDB default. */ if ( randomize && BUGGIFY ) ROCKSDB_COMPACTION_PRI = deterministicRandom()->randomInt(0, 4);
init( ROCKSDB_WAL_RECOVERY_MODE, 2 ); // kPointInTimeRecovery, RocksDB default.
init( ROCKSDB_TARGET_FILE_SIZE_BASE, 0 ); // If 0, pick RocksDB default.
init( ROCKSDB_TARGET_FILE_SIZE_MULTIPLIER, 1 ); // RocksDB default.