github.com/cockroachdb/pebble@v1.1.2/testdata/manual_compaction (about) 1 batch 2 set a 1 3 set b 2 4 ---- 5 6 compact a-b 7 ---- 8 6: 9 000005:[a#10,SET-b#11,SET] 10 11 batch 12 set c 3 13 set d 4 14 ---- 15 16 compact c-d 17 ---- 18 6: 19 000005:[a#10,SET-b#11,SET] 20 000007:[c#12,SET-d#13,SET] 21 22 batch 23 set b 5 24 set c 6 25 ---- 26 27 compact a-d 28 ---- 29 6: 30 000010:[a#0,SET-d#0,SET] 31 32 # This also tests flushing a memtable that only contains range 33 # deletions. 34 35 batch 36 del-range a e 37 ---- 38 39 compact a-d 40 ---- 41 42 # Test that a multi-output-file compaction generates non-overlapping files. 43 44 define target-file-sizes=(100, 1) 45 L0 46 b.SET.1:v 47 L0 48 a.SET.2:v 49 ---- 50 0.0: 51 000005:[a#2,SET-a#2,SET] 52 000004:[b#1,SET-b#1,SET] 53 54 compact a-b 55 ---- 56 1: 57 000006:[a#0,SET-a#0,SET] 58 000007:[b#0,SET-b#0,SET] 59 60 # A range tombstone extends past the grandparent file boundary used to limit the 61 # size of future compactions. Verify the range tombstone is split at that file 62 # boundary. 63 64 define target-file-sizes=(1, 1, 1, 1) 65 L1 66 a.SET.3:v 67 L2 68 a.RANGEDEL.2:e 69 L3 70 a.SET.0:v 71 b.SET.0:v 72 L3 73 c.SET.0:v 74 d.SET.0:v 75 ---- 76 1: 77 000004:[a#3,SET-a#3,SET] 78 2: 79 000005:[a#2,RANGEDEL-e#inf,RANGEDEL] 80 3: 81 000006:[a#0,SET-b#0,SET] 82 000007:[c#0,SET-d#0,SET] 83 84 wait-pending-table-stats 85 000005 86 ---- 87 num-entries: 1 88 num-deletions: 1 89 num-range-key-sets: 0 90 point-deletions-bytes-estimate: 0 91 range-deletions-bytes-estimate: 1552 92 93 compact a-e L1 94 ---- 95 2: 96 000008:[a#3,SET-c#inf,RANGEDEL] 97 000009:[c#2,RANGEDEL-e#inf,RANGEDEL] 98 3: 99 000006:[a#0,SET-b#0,SET] 100 000007:[c#0,SET-d#0,SET] 101 102 wait-pending-table-stats 103 000008 104 ---- 105 num-entries: 2 106 num-deletions: 1 107 num-range-key-sets: 0 108 point-deletions-bytes-estimate: 0 109 range-deletions-bytes-estimate: 776 110 111 # Same as above, except range tombstone covers multiple grandparent file boundaries. 112 113 define target-file-sizes=(1, 1, 1, 1) format-major-version=1 114 L1 115 a.SET.3:v 116 L2 117 a.RANGEDEL.2:g 118 L3 119 a.SET.0:v 120 b.SET.0:v 121 L3 122 c.SET.0:v 123 d.SET.0:v 124 L3 125 e.SET.0:v 126 f.SET.1:v 127 L3 128 f.SET.0:v 129 g.SET.0:v 130 ---- 131 1: 132 000004:[a#3,SET-a#3,SET] 133 2: 134 000005:[a#2,RANGEDEL-g#inf,RANGEDEL] 135 3: 136 000006:[a#0,SET-b#0,SET] 137 000007:[c#0,SET-d#0,SET] 138 000008:[e#0,SET-f#1,SET] 139 000009:[f#0,SET-g#0,SET] 140 141 compact a-e L1 142 ---- 143 2: 144 000010:[a#3,SET-c#inf,RANGEDEL] 145 000011:[c#2,RANGEDEL-e#inf,RANGEDEL] 146 000012:[e#2,RANGEDEL-f#inf,RANGEDEL] 147 000013:[f#2,RANGEDEL-g#inf,RANGEDEL] 148 3: 149 000006:[a#0,SET-b#0,SET] 150 000007:[c#0,SET-d#0,SET] 151 000008:[e#0,SET-f#1,SET] 152 000009:[f#0,SET-g#0,SET] 153 154 # A range tombstone covers multiple grandparent file boundaries between point keys, 155 # rather than after all point keys. 156 157 define target-file-sizes=(1, 1, 1, 1) 158 L1 159 a.SET.3:v 160 h.SET.3:v 161 L2 162 a.RANGEDEL.2:g 163 L3 164 a.SET.0:v 165 b.SET.0:v 166 L3 167 c.SET.0:v 168 d.SET.0:v 169 L3 170 e.SET.0:v 171 f.SET.1:v 172 ---- 173 1: 174 000004:[a#3,SET-h#3,SET] 175 2: 176 000005:[a#2,RANGEDEL-g#inf,RANGEDEL] 177 3: 178 000006:[a#0,SET-b#0,SET] 179 000007:[c#0,SET-d#0,SET] 180 000008:[e#0,SET-f#1,SET] 181 182 compact a-e L1 183 ---- 184 2: 185 000009:[a#3,SET-c#inf,RANGEDEL] 186 000010:[c#2,RANGEDEL-h#3,SET] 187 3: 188 000006:[a#0,SET-b#0,SET] 189 000007:[c#0,SET-d#0,SET] 190 000008:[e#0,SET-f#1,SET] 191 192 # A range tombstone is the first and only item output by a compaction, and it 193 # extends past the grandparent file boundary used to limit the size of future 194 # compactions. Verify the range tombstone is split at that file boundary. 195 196 define target-file-sizes=(1, 1, 1, 1) 197 L1 198 a.RANGEDEL.3:e 199 L2 200 a.SET.2:v 201 L3 202 a.SET.0:v 203 b.SET.0:v 204 L3 205 c.SET.0:v 206 d.SET.0:v 207 ---- 208 1: 209 000004:[a#3,RANGEDEL-e#inf,RANGEDEL] 210 2: 211 000005:[a#2,SET-a#2,SET] 212 3: 213 000006:[a#0,SET-b#0,SET] 214 000007:[c#0,SET-d#0,SET] 215 216 compact a-e L1 217 ---- 218 2: 219 000008:[a#3,RANGEDEL-c#inf,RANGEDEL] 220 000009:[c#3,RANGEDEL-e#inf,RANGEDEL] 221 3: 222 000006:[a#0,SET-b#0,SET] 223 000007:[c#0,SET-d#0,SET] 224 225 # An elided range tombstone is the first item encountered by a compaction, 226 # and the grandparent limit set by it extends to the next item, also a range 227 # tombstone. The first item should be elided, and the second item should 228 # reset the grandparent limit. 229 230 define target-file-sizes=(100, 100, 100, 100) 231 L1 232 a.RANGEDEL.4:d 233 L1 234 grandparent.RANGEDEL.2:z 235 h.SET.3:v 236 L2 237 grandparent.SET.1:v 238 L3 239 grandparent.SET.0:v 240 L3 241 m.SET.0:v 242 ---- 243 1: 244 000004:[a#4,RANGEDEL-d#inf,RANGEDEL] 245 000005:[grandparent#2,RANGEDEL-z#inf,RANGEDEL] 246 2: 247 000006:[grandparent#1,SET-grandparent#1,SET] 248 3: 249 000007:[grandparent#0,SET-grandparent#0,SET] 250 000008:[m#0,SET-m#0,SET] 251 252 compact a-h L1 253 ---- 254 2: 255 000009:[grandparent#2,RANGEDEL-m#inf,RANGEDEL] 256 000010:[m#2,RANGEDEL-z#inf,RANGEDEL] 257 3: 258 000007:[grandparent#0,SET-grandparent#0,SET] 259 000008:[m#0,SET-m#0,SET] 260 261 # Setup such that grandparent overlap limit is exceeded multiple times at the same user key ("b"). 262 # Ensures the compaction output files are non-overlapping. 263 264 define target-file-sizes=(1, 1, 1, 1) 265 L1 266 a.SET.2:v 267 c.SET.2:v 268 L2 269 a.RANGEDEL.3:c 270 L3 271 b.SET.2:v 272 L3 273 b.SET.1:v 274 L3 275 b.SET.0:v 276 ---- 277 1: 278 000004:[a#2,SET-c#2,SET] 279 2: 280 000005:[a#3,RANGEDEL-c#inf,RANGEDEL] 281 3: 282 000006:[b#2,SET-b#2,SET] 283 000007:[b#1,SET-b#1,SET] 284 000008:[b#0,SET-b#0,SET] 285 286 compact a-c L1 287 ---- 288 2: 289 000009:[a#3,RANGEDEL-b#inf,RANGEDEL] 290 000010:[b#3,RANGEDEL-c#2,SET] 291 3: 292 000006:[b#2,SET-b#2,SET] 293 000007:[b#1,SET-b#1,SET] 294 000008:[b#0,SET-b#0,SET] 295 296 # Regression test for a bug where compaction would stop process range 297 # tombstones for an input level upon finding an sstable in the input 298 # level with no range tombstones. In the scenario below, sstable 6 299 # does not contain any range tombstones while sstable 7 does. Both are 300 # compacted together with sstable 5. 301 302 reset 303 ---- 304 305 batch 306 set a 1 307 set b 1 308 set c 1 309 set d 1 310 set z 1 311 ---- 312 313 compact a-z 314 ---- 315 6: 316 000005:[a#10,SET-z#14,SET] 317 318 build ext1 319 set a 2 320 ---- 321 322 build ext2 323 set b 2 324 del-range c z 325 ---- 326 327 ingest ext1 ext2 328 ---- 329 0.0: 330 000006:[a#15,SET-a#15,SET] 331 000007:[b#16,SET-z#inf,RANGEDEL] 332 6: 333 000005:[a#10,SET-z#14,SET] 334 335 iter 336 first 337 next 338 next 339 next 340 ---- 341 a: (2, .) 342 b: (2, .) 343 z: (1, .) 344 . 345 346 compact a-z 347 ---- 348 6: 349 000008:[a#0,SET-z#0,SET] 350 351 iter 352 first 353 next 354 next 355 next 356 ---- 357 a: (2, .) 358 b: (2, .) 359 z: (1, .) 360 . 361 362 # Regresion test for a bug in sstable smallest boundary generation 363 # where the smallest key for an sstable was set to a key "larger" than 364 # the start key of the first range tombstone. This in turn fouled up 365 # the processing logic of range tombstones used by mergingIter which 366 # allowed stepping out of an sstable even though it contained a range 367 # tombstone that covered keys in lower levels. 368 369 define target-file-sizes=(1, 1, 1, 1) 370 L0 371 c.SET.4:4 372 L1 373 a.SET.3:3 374 L2 375 a.RANGEDEL.2:e 376 L3 377 b.SET.1:1 378 ---- 379 0.0: 380 000004:[c#4,SET-c#4,SET] 381 1: 382 000005:[a#3,SET-a#3,SET] 383 2: 384 000006:[a#2,RANGEDEL-e#inf,RANGEDEL] 385 3: 386 000007:[b#1,SET-b#1,SET] 387 388 compact a-e L1 389 ---- 390 0.0: 391 000004:[c#4,SET-c#4,SET] 392 2: 393 000008:[a#3,SET-b#inf,RANGEDEL] 394 000009:[b#2,RANGEDEL-e#inf,RANGEDEL] 395 3: 396 000007:[b#1,SET-b#1,SET] 397 398 # We should only see a:3 and c:4 at this point. 399 400 iter 401 first 402 next 403 next 404 ---- 405 a: (3, .) 406 c: (4, .) 407 . 408 409 # The bug allowed seeing b:1 during reverse iteration. 410 411 iter 412 last 413 prev 414 prev 415 ---- 416 c: (4, .) 417 a: (3, .) 418 . 419 420 # This is a similar scenario to the one above. In older versions of Pebble this 421 # case necessitated adjusting the seqnum of the range tombstone to 422 # prev.LargestKey.SeqNum-1. We no longer allow user keys to be split across 423 # sstables, and the seqnum adjustment is no longer necessary. 424 # 425 # Note the target-file-size of 26 is specially tailored to get the 426 # desired compaction output. 427 428 define target-file-sizes=(26, 26, 26, 26) snapshots=(1, 2, 3) 429 L1 430 a.SET.4:4 431 L1 432 b.SET.2:2 433 b.RANGEDEL.3:e 434 L3 435 b.SET.1:1 436 ---- 437 1: 438 000004:[a#4,SET-a#4,SET] 439 000005:[b#3,RANGEDEL-e#inf,RANGEDEL] 440 3: 441 000006:[b#1,SET-b#1,SET] 442 443 compact a-e L1 444 ---- 445 2: 446 000007:[a#4,SET-a#4,SET] 447 000008:[b#3,RANGEDEL-e#inf,RANGEDEL] 448 3: 449 000006:[b#1,SET-b#1,SET] 450 451 iter 452 first 453 next 454 last 455 prev 456 ---- 457 a: (4, .) 458 . 459 a: (4, .) 460 . 461 462 # Similar to the preceding scenario, except the range tombstone has 463 # the same seqnum as the largest key in the preceding file. 464 465 define target-file-sizes=(26, 26, 26, 26) snapshots=(1, 2, 3) 466 L1 467 a.SET.4:4 468 L1 469 b.SET.3:3 470 b.RANGEDEL.3:e 471 L3 472 b.SET.1:1 473 ---- 474 1: 475 000004:[a#4,SET-a#4,SET] 476 000005:[b#3,RANGEDEL-e#inf,RANGEDEL] 477 3: 478 000006:[b#1,SET-b#1,SET] 479 480 compact a-e L1 481 ---- 482 2: 483 000007:[a#4,SET-a#4,SET] 484 000008:[b#3,RANGEDEL-e#inf,RANGEDEL] 485 3: 486 000006:[b#1,SET-b#1,SET] 487 488 iter 489 first 490 next 491 next 492 last 493 prev 494 prev 495 ---- 496 a: (4, .) 497 b: (3, .) 498 . 499 b: (3, .) 500 a: (4, .) 501 . 502 503 # Similar to the preceding scenario, except the range tombstone has 504 # a smaller seqnum than the largest key in the preceding file. 505 506 define target-file-sizes=(26, 26, 26, 26) snapshots=(1, 2, 3) 507 L1 508 a.SET.4:4 509 L1 510 b.SET.4:4 511 b.RANGEDEL.2:e 512 L3 513 b.SET.1:1 514 ---- 515 1: 516 000004:[a#4,SET-a#4,SET] 517 000005:[b#4,SET-e#inf,RANGEDEL] 518 3: 519 000006:[b#1,SET-b#1,SET] 520 521 compact a-e L1 522 ---- 523 2: 524 000007:[a#4,SET-a#4,SET] 525 000008:[b#4,SET-e#inf,RANGEDEL] 526 3: 527 000006:[b#1,SET-b#1,SET] 528 529 iter 530 first 531 next 532 next 533 last 534 prev 535 prev 536 ---- 537 a: (4, .) 538 b: (4, .) 539 . 540 b: (4, .) 541 a: (4, .) 542 . 543 544 # Test a scenario where the last point key in an sstable has a seqnum 545 # of 0. 546 547 define target-file-sizes=(1, 1, 26) snapshots=(2) 548 L1 549 a.SET.3:3 550 b.RANGEDEL.3:e 551 b.SET.0:0 552 L3 553 a.RANGEDEL.2:b 554 L3 555 c.SET.0:0 556 d.SET.0:0 557 ---- 558 1: 559 000004:[a#3,SET-e#inf,RANGEDEL] 560 3: 561 000005:[a#2,RANGEDEL-b#inf,RANGEDEL] 562 000006:[c#0,SET-d#0,SET] 563 564 iter 565 last 566 prev 567 ---- 568 a: (3, .) 569 . 570 571 compact a-e L1 572 ---- 573 2: 574 000007:[a#3,SET-c#inf,RANGEDEL] 575 000008:[c#3,RANGEDEL-e#inf,RANGEDEL] 576 3: 577 000005:[a#2,RANGEDEL-b#inf,RANGEDEL] 578 000006:[c#0,SET-d#0,SET] 579 580 iter 581 last 582 prev 583 ---- 584 a: (3, .) 585 . 586 587 # Test a scenario where the last point key in an sstable before the 588 # grandparent limit is reached has a seqnum of 0. We want to cut the 589 # sstable after the next point key is added, rather than continuing to 590 # add keys indefinitely (or till the size limit is reached). 591 592 define target-file-sizes=(100, 1, 52) snapshots=(2) 593 L1 594 a.SET.3:3 595 b.RANGEDEL.3:e 596 b.SET.0:0 597 c.SET.3:1 598 d.SET.1:1 599 L3 600 c.RANGEDEL.2:d 601 ---- 602 1: 603 000004:[a#3,SET-e#inf,RANGEDEL] 604 3: 605 000005:[c#2,RANGEDEL-d#inf,RANGEDEL] 606 607 compact a-f L1 608 ---- 609 2: 610 000006:[a#3,SET-c#inf,RANGEDEL] 611 000007:[c#3,RANGEDEL-e#inf,RANGEDEL] 612 3: 613 000005:[c#2,RANGEDEL-d#inf,RANGEDEL] 614 615 # Test a scenario where we the last point key in an sstable has a 616 # seqnum of 0, but there is another range tombstone later in the 617 # compaction. This scenario was previously triggering an assertion due 618 # to the rangedel.Fragmenter being finished prematurely. 619 620 define target-file-sizes=(1, 1, 1) 621 L1 622 a.SET.0:0 623 c.RANGEDEL.1:d 624 L3 625 b.SET.0:0 626 ---- 627 1: 628 000004:[a#0,SET-d#inf,RANGEDEL] 629 3: 630 000005:[b#0,SET-b#0,SET] 631 632 compact a-e L1 633 ---- 634 2: 635 000006:[a#0,SET-a#0,SET] 636 3: 637 000005:[b#0,SET-b#0,SET] 638 639 define target-file-sizes=(1, 1, 1, 1) 640 L0 641 b.SET.1:v 642 L0 643 a.SET.2:v 644 ---- 645 0.0: 646 000005:[a#2,SET-a#2,SET] 647 000004:[b#1,SET-b#1,SET] 648 649 add-ongoing-compaction startLevel=0 outputLevel=1 start=a end=b 650 ---- 651 652 async-compact a-b L0 653 ---- 654 manual compaction blocked until ongoing finished 655 1: 656 000006:[a#0,SET-a#0,SET] 657 000007:[b#0,SET-b#0,SET] 658 659 compact a-b L1 660 ---- 661 2: 662 000008:[a#0,SET-a#0,SET] 663 000009:[b#0,SET-b#0,SET] 664 665 add-ongoing-compaction startLevel=0 outputLevel=1 start=a end=b 666 ---- 667 668 async-compact a-b L2 669 ---- 670 manual compaction blocked until ongoing finished 671 3: 672 000010:[a#0,SET-a#0,SET] 673 000011:[b#0,SET-b#0,SET] 674 675 add-ongoing-compaction startLevel=0 outputLevel=1 start=a end=b 676 ---- 677 678 set-concurrent-compactions num=2 679 ---- 680 681 async-compact a-b L3 682 ---- 683 manual compaction did not block for ongoing 684 4: 685 000012:[a#0,SET-a#0,SET] 686 000013:[b#0,SET-b#0,SET] 687 688 remove-ongoing-compaction 689 ---- 690 691 add-ongoing-compaction startLevel=4 outputLevel=5 start=a end=b 692 ---- 693 694 async-compact a-b L4 695 ---- 696 manual compaction blocked until ongoing finished 697 5: 698 000014:[a#0,SET-a#0,SET] 699 000015:[b#0,SET-b#0,SET] 700 701 # Test of a scenario where consecutive elided range tombstones and grandparent 702 # boundaries could result in an invariant violation in the rangedel fragmenter. 703 704 define target-file-sizes=(1, 1, 1, 1) 705 L1 706 a.RANGEDEL.4:b 707 c.RANGEDEL.4:d 708 e.RANGEDEL.4:f 709 L1 710 g.RANGEDEL.6:h 711 i.RANGEDEL.4:j 712 L1 713 k.RANGEDEL.5:q 714 m.RANGEDEL.4:q 715 L2 716 a.SET.2:foo 717 L3 718 a.SET.1:foo 719 c.SET.1:foo 720 L3 721 ff.SET.1:v 722 L3 723 k.SET.1:foo 724 ---- 725 1: 726 000004:[a#4,RANGEDEL-f#inf,RANGEDEL] 727 000005:[g#6,RANGEDEL-j#inf,RANGEDEL] 728 000006:[k#5,RANGEDEL-q#inf,RANGEDEL] 729 2: 730 000007:[a#2,SET-a#2,SET] 731 3: 732 000008:[a#1,SET-c#1,SET] 733 000009:[ff#1,SET-ff#1,SET] 734 000010:[k#1,SET-k#1,SET] 735 736 compact a-q L1 737 ---- 738 2: 739 000011:[a#4,RANGEDEL-d#inf,RANGEDEL] 740 000012:[k#5,RANGEDEL-m#inf,RANGEDEL] 741 3: 742 000008:[a#1,SET-c#1,SET] 743 000009:[ff#1,SET-ff#1,SET] 744 000010:[k#1,SET-k#1,SET] 745 746 # Test a case where a new output file is started, there are no previous output 747 # files, there are no additional keys (key = nil) and the rangedel fragmenter 748 # is non-empty. 749 define target-file-sizes=(1, 1, 1) 750 L1 751 a.RANGEDEL.10:b 752 d.RANGEDEL.9:e 753 q.RANGEDEL.8:r 754 L2 755 g.RANGEDEL.7:h 756 L3 757 q.SET.6:6 758 ---- 759 1: 760 000004:[a#10,RANGEDEL-r#inf,RANGEDEL] 761 2: 762 000005:[g#7,RANGEDEL-h#inf,RANGEDEL] 763 3: 764 000006:[q#6,SET-q#6,SET] 765 766 compact a-r L1 767 ---- 768 2: 769 000007:[q#8,RANGEDEL-r#inf,RANGEDEL] 770 3: 771 000006:[q#6,SET-q#6,SET] 772 773 define target-file-sizes=(100, 100, 100) 774 L1 775 a.RANGEDEL.10:b 776 b.SET.0:foo 777 d.RANGEDEL.0:e 778 j.SET.10:foo 779 L2 780 f.RANGEDEL.7:g 781 L3 782 c.SET.6:6 783 L3 784 c.SET.5:5 785 L3 786 c.SET.4:4 787 L4 788 a.SET.0:0 789 f.SET.0:0 790 ---- 791 1: 792 000004:[a#10,RANGEDEL-j#10,SET] 793 2: 794 000005:[f#7,RANGEDEL-g#inf,RANGEDEL] 795 3: 796 000006:[c#6,SET-c#6,SET] 797 000007:[c#5,SET-c#5,SET] 798 000008:[c#4,SET-c#4,SET] 799 4: 800 000009:[a#0,SET-f#0,SET] 801 802 compact a-r L1 803 ---- 804 2: 805 000010:[a#10,RANGEDEL-b#0,SET] 806 000011:[d#0,RANGEDEL-j#10,SET] 807 3: 808 000006:[c#6,SET-c#6,SET] 809 000007:[c#5,SET-c#5,SET] 810 000008:[c#4,SET-c#4,SET] 811 4: 812 000009:[a#0,SET-f#0,SET] 813 814 # Test a snapshot that separates a range deletion from all the data that it 815 # deletes. Ensure that we respect the target-file-size and split into multiple 816 # outputs. 817 818 define target-file-sizes=(1, 1, 1) snapshots=(14) 819 L1 820 a.RANGEDEL.15:z 821 b.SET.11:foo 822 c.SET.11:foo 823 L2 824 c.SET.0:foo 825 d.SET.0:foo 826 ---- 827 1: 828 000004:[a#15,RANGEDEL-z#inf,RANGEDEL] 829 2: 830 000005:[c#0,SET-d#0,SET] 831 832 sstable-properties file=000004 833 snapshot-pinned-keys 834 ---- 835 snapshot-pinned-keys: 836 pebble.num.snapshot-pinned-keys: 2 837 pebble.raw.snapshot-pinned-keys.size: 18 838 839 compact a-z L1 840 ---- 841 2: 842 000006:[a#15,RANGEDEL-c#inf,RANGEDEL] 843 000007:[c#15,RANGEDEL-d#inf,RANGEDEL] 844 000008:[d#15,RANGEDEL-z#inf,RANGEDEL] 845 846 sstable-properties file=000006 847 snapshot-pinned-keys 848 ---- 849 snapshot-pinned-keys: 850 pebble.num.snapshot-pinned-keys: 1 851 pebble.raw.snapshot-pinned-keys.size: 9 852 853 sstable-properties file=000007 854 snapshot-pinned-keys 855 ---- 856 snapshot-pinned-keys: 857 pebble.num.snapshot-pinned-keys: 1 858 pebble.raw.snapshot-pinned-keys.size: 9 859 860 sstable-properties file=000008 861 snapshot-pinned-keys 862 ---- 863 snapshot-pinned-keys: 864 pebble.num.snapshot-pinned-keys: 1 865 pebble.raw.snapshot-pinned-keys.size: 9 866 867 # Test an interaction between a range deletion that will be elided with 868 # output splitting. Ensure that the output is still split (previous versions 869 # of the code did not, because of intricacies around preventing a zero 870 # sequence number in an output's largest key). 871 872 define target-file-sizes=(1, 1, 1) 873 L1 874 a.RANGEDEL.10:z 875 b.SET.11:foo 876 c.SET.11:foo 877 L2 878 c.SET.0:foo 879 d.SET.0:foo 880 ---- 881 1: 882 000004:[a#10,RANGEDEL-z#inf,RANGEDEL] 883 2: 884 000005:[c#0,SET-d#0,SET] 885 886 compact a-z L1 887 ---- 888 2: 889 000006:[b#0,SET-b#0,SET] 890 000007:[c#0,SET-c#0,SET] 891 892 define target-file-sizes=(1, 1, 1, 1) 893 L0 894 a.SET.3:v 895 b.SET.2:v 896 L2 897 a.SET.1:v 898 L3 899 a.SET.0:v 900 b.SET.0:v 901 L3 902 c.SET.0:v 903 ---- 904 0.0: 905 000004:[a#3,SET-b#2,SET] 906 2: 907 000005:[a#1,SET-a#1,SET] 908 3: 909 000006:[a#0,SET-b#0,SET] 910 000007:[c#0,SET-c#0,SET] 911 912 set-concurrent-compactions num=3 913 ---- 914 915 compact a-c parallel hide-file-num 916 ---- 917 4: 918 [a#0,SET-a#0,SET] 919 [b#0,SET-b#0,SET] 920 [c#0,SET-c#0,SET] 921 922 define target-file-sizes=(1, 1, 1, 1) 923 L0 924 a.SET.3:v 925 b.SET.2:v 926 L0 927 a.SET.2:v 928 c.SET.2:v 929 L2 930 a.SET.1:v 931 b.SET.1:v 932 L2 933 c.SET.1:v 934 L2 935 d.SET.0:v 936 L3 937 a.SET.0:v 938 b.SET.0:v 939 L3 940 c.SET.0:v 941 ---- 942 0.1: 943 000004:[a#3,SET-b#2,SET] 944 0.0: 945 000005:[a#2,SET-c#2,SET] 946 2: 947 000006:[a#1,SET-b#1,SET] 948 000007:[c#1,SET-c#1,SET] 949 000008:[d#0,SET-d#0,SET] 950 3: 951 000009:[a#0,SET-b#0,SET] 952 000010:[c#0,SET-c#0,SET] 953 954 set-concurrent-compactions num=2 955 ---- 956 957 compact a-c L0 parallel 958 ---- 959 1: 960 000011:[a#3,SET-a#3,SET] 961 000012:[b#2,SET-b#2,SET] 962 000013:[c#2,SET-c#2,SET] 963 2: 964 000006:[a#1,SET-b#1,SET] 965 000007:[c#1,SET-c#1,SET] 966 000008:[d#0,SET-d#0,SET] 967 3: 968 000009:[a#0,SET-b#0,SET] 969 000010:[c#0,SET-c#0,SET] 970 971 add-ongoing-compaction startLevel=3 outputLevel=4 start=a end=d 972 ---- 973 974 # We allow 2 maximum concurrent compactions. The operation below generates 975 # 2 concurrent compactions (a-b, c) from L1 to L2. With 1 ongoing compaction with 976 # output level L4, there is no conflict and thus the concurrent compactions should 977 # be queued up and executed sequentially. We ensure that the compactions finish and 978 # that the final result of the compactions is correct. 979 980 async-compact a-d L1 parallel 981 ---- 982 manual compaction did not block for ongoing 983 2: 984 000014:[a#3,SET-a#3,SET] 985 000015:[b#2,SET-b#2,SET] 986 000016:[c#2,SET-c#2,SET] 987 000008:[d#0,SET-d#0,SET] 988 3: 989 000009:[a#0,SET-b#0,SET] 990 000010:[c#0,SET-c#0,SET] 991 992 remove-ongoing-compaction 993 ---- 994 995 set-concurrent-compactions num=3 996 ---- 997 998 compact a-d parallel hide-file-num 999 ---- 1000 4: 1001 [a#0,SET-a#0,SET] 1002 [b#0,SET-b#0,SET] 1003 [c#0,SET-c#0,SET] 1004 [d#0,SET-d#0,SET] 1005 1006 # Create a contrived compaction that forces point key and rangedel iterators 1007 # to stay in sync to emit a correct view of visible and deleted keys. Note that 1008 # Pebble no longer produces range tombstones that go outside a file's bounds, 1009 # but past versions of pebble did, and we should still be able to handle those 1010 # well. 1011 1012 define target-file-sizes=(1, 1, 1, 1, 1, 1) snapshots=(390) 1013 L3 start=tmgc.MERGE.391 end=tmgc.MERGE.391 1014 tmgc.MERGE.391:foo 1015 tmgc.RANGEDEL.331:udkatvs 1016 L3 start=tmgc.MERGE.384 end=tmgc.MERGE.384 1017 tmgc.MERGE.384:bar 1018 tmgc.RANGEDEL.383:tvsalezade 1019 tmgc.RANGEDEL.331:tvsalezade 1020 L3 start=tmgc.RANGEDEL.383 end=tvsalezade.RANGEDEL.72057594037927935 1021 tmgc.RANGEDEL.383:tvsalezade 1022 tmgc.SET.375:baz 1023 tmgc.RANGEDEL.356:tvsalezade 1024 ---- 1025 3: 1026 000004:[tmgc#391,MERGE-tmgc#391,MERGE] 1027 000005:[tmgc#384,MERGE-tmgc#384,MERGE] 1028 000006:[tmgc#383,RANGEDEL-tvsalezade#inf,RANGEDEL] 1029 1030 compact a-z L3 1031 ---- 1032 4: 1033 000007:[tmgc#391,MERGE-tmgc#384,MERGE] 1034 1035 # baz should NOT be visible in the value. 1036 1037 iter 1038 first 1039 next 1040 next 1041 ---- 1042 tmgc: (barfoo, .) 1043 . 1044 . 1045 1046 # Test split user keys containing RANGEDELs. 1047 # Note that this manual compaction is multilevel! 1048 1049 define 1050 L4 1051 b.SET.10:b10 1052 L5 start=b.SET.9 end=b.SET.8 1053 b.SET.9:b9 1054 b.SET.8:b8 1055 b.RANGEDEL.1:z 1056 L5 start=b.SET.7 end=b.SET.6 1057 b.SET.7:b7 1058 b.SET.6:b6 1059 b.RANGEDEL.1:z 1060 L5 start=b.SET.5 end=z.RANGEDEL.72057594037927935 1061 b.SET.5:b5 1062 b.SET.4:b4 1063 b.RANGEDEL.1:z 1064 L6 1065 b.SET.0:b0 1066 bat.SET.0:bat 1067 cat.SET.0:cat 1068 ---- 1069 4: 1070 000004:[b#10,SET-b#10,SET] 1071 5: 1072 000005:[b#9,SET-b#8,SET] 1073 000006:[b#7,SET-b#6,SET] 1074 000007:[b#5,SET-z#inf,RANGEDEL] 1075 6: 1076 000008:[b#0,SET-cat#0,SET] 1077 1078 compact a-z 1079 ---- 1080 6: 1081 000009:[b#0,SET-b#0,SET] 1082 1083 iter 1084 first 1085 next 1086 ---- 1087 b: (b10, .) 1088 . 1089 1090 # Ensure an untruncated range tombstone (eg, written by an earlier version of 1091 # Pebble, Cockroach v21.2 or earlier) cannot delete newer keys outside the 1092 # containing file's bounds. 1093 # 1094 # Regression test for cockroachdb/cockroach#89777. 1095 1096 define target-file-sizes=(1) 1097 L5 start=g.RANGEDEL.1 end=z.RANGEDEL.72057594037927935 1098 a.RANGEDEL.1:z 1099 m.SET.1:bar 1100 L6 1101 m.SET.0:bax 1102 L6 start=a.SET.1 end=g.RANGEDEL.72057594037927935 1103 a.SET.1:foo 1104 a.RANGEDEL.1:z 1105 ---- 1106 5: 1107 000004:[g#1,RANGEDEL-z#inf,RANGEDEL] 1108 6: 1109 000006:[a#1,SET-g#inf,RANGEDEL] 1110 000005:[m#0,SET-m#0,SET] 1111 1112 # Compacting g-z should result in the elision of the range tombstone in the g-z 1113 # span. 1114 1115 compact g-z 1116 ---- 1117 6: 1118 000006:[a#1,SET-g#inf,RANGEDEL] 1119 000007:[m#0,SET-m#0,SET] 1120 1121 # Write a bunch of keys within the keyspace [g,z), and flush them. 1122 1123 batch 1124 set b b 1125 set h h 1126 set i i 1127 set j j 1128 set k k 1129 set m m 1130 set q q 1131 set y y 1132 ---- 1133 1134 flush 1135 ---- 1136 0.0: 1137 000009:[b#10,SET-b#10,SET] 1138 000010:[h#11,SET-h#11,SET] 1139 000011:[i#12,SET-i#12,SET] 1140 000012:[j#13,SET-j#13,SET] 1141 000013:[k#14,SET-k#14,SET] 1142 000014:[m#15,SET-m#15,SET] 1143 000015:[q#16,SET-q#16,SET] 1144 000016:[y#17,SET-y#17,SET] 1145 6: 1146 000006:[a#1,SET-g#inf,RANGEDEL] 1147 000007:[m#0,SET-m#0,SET] 1148 1149 # Compact g-z to zero the sequence numbers of the newer keys. 1150 1151 compact g-z 1152 ---- 1153 0.0: 1154 000009:[b#10,SET-b#10,SET] 1155 6: 1156 000006:[a#1,SET-g#inf,RANGEDEL] 1157 000048:[h#0,SET-k#0,SET] 1158 000049:[m#0,SET-y#0,SET] 1159 1160 batch 1161 set t t 1162 ---- 1163 1164 flush 1165 ---- 1166 0.0: 1167 000009:[b#10,SET-b#10,SET] 1168 000051:[t#18,SET-t#18,SET] 1169 6: 1170 000006:[a#1,SET-g#inf,RANGEDEL] 1171 000048:[h#0,SET-k#0,SET] 1172 000049:[m#0,SET-y#0,SET] 1173 1174 # Compact everything. The batch-committed keys with zeroed sequence numbers (eg, 1175 # h, i, j, k, m, q, y) should all still exist because the a-z tombstone in 1176 # 000006 should be limited in how far it expands. 1177 1178 compact a-z 1179 ---- 1180 6: 1181 000062:[a#0,SET-i#0,SET] 1182 000063:[j#0,SET-q#0,SET] 1183 000064:[t#0,SET-y#0,SET] 1184 1185 iter 1186 first 1187 next 1188 next 1189 next 1190 next 1191 next 1192 next 1193 next 1194 next 1195 next 1196 ---- 1197 a: (foo, .) 1198 b: (b, .) 1199 h: (h, .) 1200 i: (i, .) 1201 j: (j, .) 1202 k: (k, .) 1203 m: (m, .) 1204 q: (q, .) 1205 t: (t, .) 1206 y: (y, .) 1207 1208 # Ensure an untruncated range tombstone (eg, written by an earlier version of 1209 # Pebble, Cockroach v21.2 or earlier) cannot expand beyond its previous 1210 # truncated bounds. 1211 # 1212 # Regression test for cockroachdb/cockroach#89777. 1213 1214 define snapshots=(2) 1215 L5 start=g.RANGEDEL.3 end=n.RANGEDEL.72057594037927935 1216 a.RANGEDEL.3:z 1217 m.SET.1:bar 1218 L5 1219 s.SET.0:bax 1220 L6 1221 q.SET.0:foo 1222 ---- 1223 5: 1224 000004:[g#3,RANGEDEL-n#inf,RANGEDEL] 1225 000005:[s#0,SET-s#0,SET] 1226 6: 1227 000006:[q#0,SET-q#0,SET] 1228 1229 # Compacting all the files in a single expansion should not expand the 1230 # untruncated range tombstone to the larger untruncated bounds. The rangedel 1231 # should remain bounded as [a,n). 1232 1233 compact a-z 1234 ---- 1235 6: 1236 000007:[g#3,RANGEDEL-s#0,SET]