Analyzing TCB Index Status for DB2
https://stackoverflow.com/questions/10275863
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02-06-2021 - |
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The Following is the TCB index that I could get using a command for my DB2 database. I don't know how to analyze it. Which columns are important? what do they mean? I know this is kind of a newbie question but plz help me out.
TCB Index Stats:
Address TableName IID EmpPgDel RootSplits BndrySplts PseuEmptPg Scans KeyUpdates InclUpdats NonBndSpts PgAllocs Merges PseuDels DelClean IntNodSpl
0x07000000EA695040 TAB1 21 2128 0 5 2143 191 1738530 0 7916 6016 0 1805985 1743606 26
0x07000000EA695040 TAB1 20 357 0 2332 357 1242710 1738530 0 2584 4054 0 1812241 1652843 15
0x07000000EA695040 TAB1 19 662 1 4293 662 16464 1907107 0 4907 7537 0 2004994 1556457 46
0x07000000EA695040 TAB1 18 184 0 1689 184 2788625 1738530 0 1044 2235 0 1811998 1709486 6
0x07000000EA695040 TAB1 17 4705 1 0 4990 1210257 2017860 0 14890 11525 0 2119054 2067832 71
0x07000000EA695040 TAB1 16 5754 0 422 5923 116 1878324 0 15534 12105 0 1979092 1815142 95
0x07000000EA695040 TAB1 15 309 0 0 309 59269 1738530 0 5403 4419 0 1809592 1667684 13
0x07000000EA695040 TAB1 14 1 0 0 1 1964 38286 0 640 556 0 139952 121125 0
0x07000000EA695040 TAB1 13 0 1 0 0 1025 85 0 599 540 0 16995 15319 1
0x07000000EA695040 TAB1 12 55 0 549 55 3333550 85 0 404 787 0 103223 102424 0
0x07000000EA695040 TAB1 11 0 1 0 0 0 85 0 667 583 0 92226 87623 1
0x07000000EA695040 TAB1 10 0 0 0 0 2311 85 0 664 582 0 102572 88222 0
0x07000000EA695040 TAB1 9 2119 0 0 2530 92242 1738530 0 7482 5870 0 1810986 1764093 19
0x07000000EA695040 TAB1 8 42 0 0 46 5140 1401046 0 679 538 0 1468321 1457986 0
0x07000000EA695040 TAB1 7 770 0 514 959 1040 1738530 0 3460 3294 0 1809636 1758940 10
0x07000000EA695040 TAB1 6 71 0 0 71 208155 105241 0 1716 1488 0 205678 183839 3
0x07000000EA695040 TAB1 5 881 0 5 1094 459 1738530 0 4426 3622 0 1809593 1766681 11
0x07000000EA695040 TAB1 4 176 0 1837 172 2104 3016234 0 1068 2111 0 3119296 1655094 2
0x07000000EA695040 TAB1 3 2056 0 0 2539 945246 1738530 0 7459 5829 0 1810990 1778688 20
0x07000000EA695040 TAB1 2 14 0 0 14 1956 827370 0 767 606 0 914780 715791 0
0x07000000EA695040 TAB1 1 42 0 1120 42 14577342 0 0 640 1436 0 103138 100282 2
0x07000000E97B80C0 TAB2 22 53 0 804 52 101027 0 0 0 770 0 36098 34766 1
0x07000000E97B80C0 TAB2 21 0 0 310 0 406873 175642 0 565 849 0 211482 147209 1
0x07000000E97B80C0 TAB2 20 176 0 0 172 7117 3463 0 4196 4033 0 38044 38154 36
0x07000000E97B80C0 TAB2 19 244 0 4418 238 2271510 0 2286113 0 4222 0 36098 36680 4
0x07000000E97B80C0 TAB2 18 431 0 4543 1152 1614 2286113 0 3338 7482 0 2321909 2262963 98
0x07000000E97B80C0 TAB2 17 46 0 697 46 121 0 0 0 669 0 36098 34754 1
0x07000000E97B80C0 TAB2 16 23 0 394 23 6600 0 0 0 378 0 36098 30821 0
0x07000000E97B80C0 TAB2 15 122 0 0 119 1497610 0 0 1729 1659 0 36098 35976 7
0x07000000E97B80C0 TAB2 14 0 0 293 0 103031 86453 0 109 388 0 122249 78577 0
0x07000000E97B80C0 TAB2 13 156 0 0 371 26611 2286113 0 3234 3103 0 2321909 2276441 13
0x07000000E97B80C0 TAB2 12 43 0 680 43 11827 0 0 0 653 0 36098 33917 1
0x07000000E97B80C0 TAB2 11 1 0 598 1 63852 86453 0 425 986 0 122289 85714 2
0x07000000E97B80C0 TAB2 10 62 0 918 61 18190 0 0 0 881 0 36098 36052 1
0x07000000E97B80C0 TAB2 9 32 0 518 32 209418 36098 0 0 496 0 72196 72112 0
0x07000000E97B80C0 TAB2 8 13 0 0 13 6383 3463 0 222 219 0 37922 33539 1
0x07000000E97B80C0 TAB2 7 43 0 670 43 23306 0 0 0 642 0 36098 34458 1
0x07000000E97B80C0 TAB2 6 31 0 518 31 181547 0 0 0 495 0 36098 36044 0
0x07000000E97B80C0 TAB2 5 32 0 519 32 209546 36098 0 0 498 0 72196 72143 0
0x07000000E97B80C0 TAB2 4 11 0 1384 9 7003 2286113 0 23 1332 0 2321909 1000172 1
0x07000000E97B80C0 TAB2 3 0 0 0 0 6328 0 0 211 208 0 18539 13686 0
0x07000000E97B80C0 TAB2 2 0 0 136 0 59348 175642 0 139 266 0 211426 157453 0
0x07000000E97B80C0 TAB2 1 31 0 483 31 8304809 0 0 0 462 0 36098 36008 0
Solution
I see you have also posted on dba.stackexchange.com. I posted an answer there to your question.
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