| 424 | } |
| 425 | |
| 426 | void Run() { |
| 427 | PrintHeader(); |
| 428 | Open(); |
| 429 | |
| 430 | const char* benchmarks = FLAGS_benchmarks; |
| 431 | while (benchmarks != nullptr) { |
| 432 | const char* sep = strchr(benchmarks, ','); |
| 433 | Slice name; |
| 434 | if (sep == nullptr) { |
| 435 | name = benchmarks; |
| 436 | benchmarks = nullptr; |
| 437 | } else { |
| 438 | name = Slice(benchmarks, sep - benchmarks); |
| 439 | benchmarks = sep + 1; |
| 440 | } |
| 441 | |
| 442 | // Reset parameters that may be overridden below |
| 443 | num_ = FLAGS_num; |
| 444 | reads_ = (FLAGS_reads < 0 ? FLAGS_num : FLAGS_reads); |
| 445 | value_size_ = FLAGS_value_size; |
| 446 | entries_per_batch_ = 1; |
| 447 | write_options_ = WriteOptions(); |
| 448 | |
| 449 | void (Benchmark::*method)(ThreadState*) = nullptr; |
| 450 | bool fresh_db = false; |
| 451 | int num_threads = FLAGS_threads; |
| 452 | |
| 453 | if (name == Slice("open")) { |
| 454 | method = &Benchmark::OpenBench; |
| 455 | num_ /= 10000; |
| 456 | if (num_ < 1) num_ = 1; |
| 457 | } else if (name == Slice("fillseq")) { |
| 458 | fresh_db = true; |
| 459 | method = &Benchmark::WriteSeq; |
| 460 | } else if (name == Slice("fillbatch")) { |
| 461 | fresh_db = true; |
| 462 | entries_per_batch_ = 1000; |
| 463 | method = &Benchmark::WriteSeq; |
| 464 | } else if (name == Slice("fillrandom")) { |
| 465 | fresh_db = true; |
| 466 | method = &Benchmark::WriteRandom; |
| 467 | } else if (name == Slice("overwrite")) { |
| 468 | fresh_db = false; |
| 469 | method = &Benchmark::WriteRandom; |
| 470 | } else if (name == Slice("fillsync")) { |
| 471 | fresh_db = true; |
| 472 | num_ /= 1000; |
| 473 | write_options_.sync = true; |
| 474 | method = &Benchmark::WriteRandom; |
| 475 | } else if (name == Slice("fill100K")) { |
| 476 | fresh_db = true; |
| 477 | num_ /= 1000; |
| 478 | value_size_ = 100 * 1000; |
| 479 | method = &Benchmark::WriteRandom; |
| 480 | } else if (name == Slice("readseq")) { |
| 481 | method = &Benchmark::ReadSequential; |
| 482 | } else if (name == Slice("readreverse")) { |
| 483 | method = &Benchmark::ReadReverse; |