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2026-08-17 - 22:57

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #f, slot #7

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackfslot7s.osadl.org (updated Mon Aug 17, 2026 00:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
132011299323115,3212cyclictest1367119-21kworker/1:2+events21:50:131
132011299321714,3196cyclictest1354120-21kworker/1:1+events20:55:171
132011699303815,3019cyclictest1408576-21kworker/2:1+events23:45:102
132011699300114,2983cyclictest1399031-21kworker/2:1+events23:35:012
132010999290213,2887cyclictest1344004-21kworker/0:2+events20:25:050
132011699287013,2853cyclictest1378390-21kworker/2:1+events22:30:192
132010999286914,2849cyclictest1321527-21kworker/0:0+events19:20:140
132011299285911,2843cyclictest1336618-21kworker/1:0+events20:00:001
132011999284711,2832cyclictest1375340-21kworker/3:1+events22:00:213
132011299284713,2830cyclictest1350722-21kworker/1:0+events20:52:591
132011299283913,2823cyclictest1328095-21kworker/1:0+events19:38:071
132011999283513,2818cyclictest1329849-21kworker/3:0+events20:05:213
132011999282713,2810cyclictest1395889-21kworker/3:1+events23:14:473
13201199928175,2808cyclictest1347610-21kworker/3:0+events20:49:583
13201199928175,2808cyclictest1347610-21kworker/3:0+events20:49:573
132011999281713,2800cyclictest1329849-21kworker/3:0+events20:11:463
132011699281213,2795cyclictest1411838-21kworker/2:1+events00:00:312
132011999280713,2790cyclictest1420050-21kworker/3:0+events00:30:233
132011299280513,2788cyclictest1402004-21kworker/1:1+events23:33:051
132010999280513,2788cyclictest1404421-21kworker/0:1+events23:32:180
132010999280213,2785cyclictest1329730-21kworker/0:1+events19:48:060
132011699280113,2784cyclictest1413441-21kworker/2:2+events23:58:342
132011299280113,2784cyclictest1362224-21kworker/1:0+events21:39:021
132011999280012,2784cyclictest1426560-21kworker/3:1+events00:40:003
132011299280012,2784cyclictest1392662-21kworker/1:2+events23:06:261
132010999280013,2783cyclictest1368694-21kworker/0:1+events21:43:380
132011699279713,2781cyclictest1384579-21kworker/2:2+events22:55:232
132010999279712,2781cyclictest1339670-21kworker/0:2+events20:11:240
132011699279612,2781cyclictest1336679-21kworker/2:1+events20:14:052
132011999279213,2775cyclictest1408841-21kworker/3:1+events23:44:493
132011999279011,2775cyclictest1338069-21kworker/3:1+events20:04:353
132011999278811,2773cyclictest1404216-21kworker/3:3+events23:50:543
132011699278613,2769cyclictest1365373-21kworker/2:0+events21:31:052
132011699278013,2763cyclictest1418596-21kworker/2:2+events00:30:002
132011999277912,2763cyclictest1395889-21kworker/3:1+events23:17:033
132011699277913,2762cyclictest1360629-21kworker/2:2+events22:02:162
132011699277613,2759cyclictest1336679-21kworker/2:1+events20:08:202
132011699277513,2758cyclictest1405833-21kworker/2:3+events23:38:502
132011699277410,2760cyclictest1418596-21kworker/2:2+events00:20:532
132011999277313,2757cyclictest1367124-21kworker/3:2+events21:37:293
132011999277313,2756cyclictest1343083-21kworker/3:0+events20:20:543
132011699277113,2754cyclictest1328436-21kworker/2:1+events19:50:472
132011999277013,2753cyclictest1356001-21kworker/3:0+events21:05:323
132011999277013,2753cyclictest1356001-21kworker/3:0+events21:05:313
132011999276815,2749cyclictest1367124-21kworker/3:2+events22:07:383
132011699276713,2750cyclictest1382983-21kworker/2:0+events22:22:032
132011699276012,2744cyclictest1384579-21kworker/2:2+events22:53:302
132011699275513,2739cyclictest1316479-21kworker/2:2+events19:27:252
132011999274713,2730cyclictest1414989-21kworker/3:0+events00:11:033
132010999274412,2728cyclictest1425195-21kworker/0:1+events00:36:060
132010999273811,2723cyclictest1365340-21kworker/0:1+events21:31:510
132011699273610,2723cyclictest1395654-21kworker/2:0+events23:17:252
132011299273513,2718cyclictest1371951-21kworker/1:0+events21:55:481
132010999273410,2720cyclictest1350847-21kworker/0:1+events20:46:350
132010999273410,2720cyclictest1350847-21kworker/0:1+events20:46:350
13201129927298,2717cyclictest1373580-21kworker/1:1+events22:25:261
132011699272813,2712cyclictest1418596-21kworker/2:2+events00:14:492
132011999272713,2710cyclictest1372079-21kworker/3:1+events21:49:263
132011699272311,2708cyclictest1378390-21kworker/2:1+events22:10:162
132011999272012,2704cyclictest1402054-21kworker/3:2+events23:25:503
132010999271912,2704cyclictest1352596-21kworker/0:2+events21:02:520
13201099927134,2705cyclictest1352596-21kworker/0:2+events20:50:450
132011699270713,2690cyclictest1397339-21kworker/2:2+events23:10:122
132010999270713,2690cyclictest1416823-21kworker/0:2+events00:15:120
132011999269111,2676cyclictest1339728-21kworker/3:2+events20:15:133
132011699268511,2670cyclictest1403074-21kworker/2:0+events23:40:412
132011999268312,2667cyclictest1321498-21kworker/3:0+events19:26:403
132011299268113,2665cyclictest1324845-21kworker/1:1+events19:40:011
132010999267213,2657cyclictest1358930-21kworker/0:0+events21:15:050
132011299266811,2654cyclictest1391042-21kworker/1:0+events22:48:531
132011699266113,2646cyclictest1387924-21kworker/2:1+events22:45:092
132010999266112,2645cyclictest1416823-21kworker/0:2+events00:28:040
132011999265813,2642cyclictest1404216-21kworker/3:3+events23:59:433
132011699265712,2641cyclictest1346137-21kworker/2:0+events20:38:322
132011299265413,2637cyclictest1386115-21kworker/1:2+events22:35:171
132011699265212,2636cyclictest1349401-21kworker/2:1+events20:48:492
132011699265212,2636cyclictest1349401-21kworker/2:1+events20:48:492
132010999265213,2635cyclictest1390974-21kworker/0:0+events23:00:230
132010999264713,2630cyclictest1367093-21kworker/0:0+events22:01:300
132011999263511,2621cyclictest1362173-21kworker/3:2+events21:23:063
132011299263511,2620cyclictest1324845-21kworker/1:1+events19:33:091
132011299263412,2618cyclictest1387705-21kworker/1:0+events22:40:131
132011299263312,2613cyclictest1407182-21kworker/1:0+events23:48:101
132011999263012,2614cyclictest1347610-21kworker/3:0+events20:44:173
132010999262412,2608cyclictest1381686-21kworker/0:0+events22:34:080
132010999261813,2601cyclictest1381686-21kworker/0:0+events22:20:300
132011699261612,2600cyclictest1380052-21kworker/2:2+events22:18:592
132011299261513,2598cyclictest1373580-21kworker/1:1+events22:03:001
132011999260913,2593cyclictest1388130-21kworker/3:0+events22:41:443
132011999260812,2592cyclictest1378210-21kworker/3:0+events22:22:253
132010999260713,2592cyclictest1404421-21kworker/0:1+events23:50:080
132011699258913,2572cyclictest1395654-21kworker/2:0+events23:09:262
132011699258812,2573cyclictest1333140-21kworker/2:0+events20:01:562
132011999258511,2570cyclictest1368724-21kworker/3:0+events21:41:183
13201129925826,2573cyclictest1397616-21kworker/1:3+events23:13:151
132010999258212,2566cyclictest1404421-21kworker/0:1+events23:36:090
132010999258212,2566cyclictest1363737-21kworker/0:0+events21:23:290
132010999258113,2564cyclictest1318189-21kworker/0:1+events19:19:270
132011999258012,2565cyclictest1383103-21kworker/3:2+events22:34:293
132011999258012,2564cyclictest1392603-21kworker/3:0+events23:02:403
132011299258012,2564cyclictest1418361-21kworker/1:0+events00:23:101
132010999258012,2564cyclictest1404421-21kworker/0:1+events00:05:020
132010999257912,2564cyclictest1392811-21kworker/0:2+events23:14:000
132010999257912,2563cyclictest1408812-21kworker/0:2+events23:48:340
132010999257912,2563cyclictest1359276-21kworker/0:3+events21:12:260
132010999257912,2563cyclictest1359276-21kworker/0:3+events21:12:250
132010999257812,2563cyclictest1325211-21kworker/0:2+events19:36:360
132010999257812,2562cyclictest1389308-21kworker/0:1+events22:48:310
132011299257712,2563cyclictest1316626-21kworker/1:2+events19:15:381
132010999257712,2563cyclictest1380080-21kworker/0:2+events22:25:040
132010999257712,2561cyclictest1404421-21kworker/0:1+events23:57:480
132011999257612,2560cyclictest1379876-21kworker/3:1+events22:15:353
132011299257512,2559cyclictest1376814-21kworker/1:0+events22:07:141
132011299257512,2559cyclictest1344955-21kworker/1:0+events20:29:181
132011299257412,2559cyclictest1326481-21kworker/1:2+events19:28:111
132011999257312,2557cyclictest1365462-21kworker/3:1+events21:29:103
132010999257312,2557cyclictest1392811-21kworker/0:2+events23:06:030
132011999257112,2555cyclictest1326473-21kworker/3:1+events19:44:163
13201199925709,2557cyclictest1363829-21kworker/3:0+events21:32:133
132011299257010,2556cyclictest1363903-21kworker/1:2+events21:28:241
132011299256910,2556cyclictest1367119-21kworker/1:2+events21:40:541
132010999256913,2552cyclictest1352596-21kworker/0:2+events20:57:330
132011999256810,2555cyclictest1352508-21kworker/3:2+events20:54:083
132010999256813,2552cyclictest1318189-21kworker/0:1+events19:29:420
132011999256711,2552cyclictest1352508-21kworker/3:2+events21:04:253
132011699256713,2550cyclictest1426620-21kworker/2:2+events00:37:162
13201129925674,2560cyclictest1341498-21kworker/1:1+events20:20:061
132011999256610,2553cyclictest1367124-21kworker/3:2+events21:52:273
132011299256612,2550cyclictest1408830-21kworker/1:1+events23:53:581
132011299256612,2550cyclictest1355721-21kworker/1:2+events21:01:201
132010999256612,2550cyclictest1392811-21kworker/0:2+events22:57:400
132011299256511,2550cyclictest1418361-21kworker/1:0+events00:26:571
132011699256412,2548cyclictest1384579-21kworker/2:2+events22:44:232
132011299256410,2552cyclictest1331607-21kworker/1:2+events19:50:021
132010999256311,2548cyclictest1398886-21kworker/0:0+events23:24:410
132011999256212,2547cyclictest1329849-21kworker/3:0+events19:46:363
132010999256212,2546cyclictest1404421-21kworker/0:1+events23:43:410
13201199925619,2548cyclictest1378210-21kworker/3:0+events22:14:503
132011299256112,2545cyclictest1418361-21kworker/1:0+events00:13:171
132011999256010,2546cyclictest1329849-21kworker/3:0+events19:50:243
132011299256012,2544cyclictest1405537-21kworker/1:2+events23:39:111
132011299255912,2543cyclictest1423500-21kworker/1:2+events00:32:171
132010999255912,2544cyclictest1367093-21kworker/0:0+events21:52:050
13201169925554,2547cyclictest1384579-21kworker/2:2+events22:26:572
132011699255512,2539cyclictest1351616-21kworker/2:0+events20:50:202
132011699255511,2540cyclictest1349401-21kworker/2:1+events20:40:282
132011699255412,2539cyclictest1349401-21kworker/2:1+events20:56:262
132011699255412,2538cyclictest1424987-21kworker/2:1+events00:34:582
132011999255312,2538cyclictest1360476-21kworker/3:1+events21:13:123
132011999255312,2538cyclictest1360476-21kworker/3:1+events21:13:123
132011699255312,2537cyclictest1328436-21kworker/2:1+events19:43:062
132011299255311,2540cyclictest1407182-21kworker/1:0+events23:42:561
13201099925535,2544cyclictest1421988-21kworker/0:1+events00:23:550
132011999255212,2536cyclictest1386306-21kworker/3:1+events22:35:393
132011999255111,2537cyclictest1391001-21kworker/3:2+events22:50:493
132011999255110,2537cyclictest1354398-21kworker/3:1+events20:57:103
132011299255110,2538cyclictest1331607-21kworker/1:2+events19:46:571
132011999255012,2534cyclictest1360476-21kworker/3:1+events21:18:533
132011999254910,2535cyclictest1420050-21kworker/3:0+events00:19:023
132011699254911,2534cyclictest1360629-21kworker/2:2+events22:06:042
13201169925474,2540cyclictest1366974-21kworker/2:1+events21:36:462
132011699254712,2531cyclictest1349401-21kworker/2:1+events21:12:492
132011699254712,2531cyclictest1349401-21kworker/2:1+events21:12:482
132010999254712,2532cyclictest1328077-21kworker/0:0+events19:40:460
132011699254612,2531cyclictest1323456-21kworker/2:0+events19:19:502
132011699254612,2530cyclictest1403074-21kworker/2:0+events23:52:042
132011699254612,2530cyclictest1360629-21kworker/2:2+events21:47:532
132011999254512,2529cyclictest1321498-21kworker/3:0+events19:31:363
132011699254512,2529cyclictest1357418-21kworker/2:0+events21:03:142
132010999254512,2529cyclictest1410502-21kworker/0:0+events00:01:380
132011999254312,2527cyclictest1378210-21kworker/3:0+events22:25:503
132011699254312,2527cyclictest1342786-21kworker/2:2+events20:23:112
132011699254212,2526cyclictest1384579-21kworker/2:2+events22:38:182
132011299254211,2529cyclictest1341498-21kworker/1:1+events20:40:051
132011999254012,2524cyclictest1373681-21kworker/3:0+events21:58:283
132011999254011,2525cyclictest1323675-21kworker/3:2+events19:24:223
132011699254012,2526cyclictest1393078-21kworker/2:1+events23:00:452
132011699253912,2524cyclictest1360629-21kworker/2:2+events21:51:422
132011699253812,2524cyclictest1399031-21kworker/2:1+events23:25:272
132011999253612,2521cyclictest1420050-21kworker/3:0+events00:27:423
132011999253612,2520cyclictest1416854-21kworker/3:1+events00:06:583
132011699253610,2522cyclictest1333140-21kworker/2:0+events19:58:512
13201129925367,2526cyclictest1341498-21kworker/1:1+events20:15:361
132011999253512,2520cyclictest1386306-21kworker/3:1+events22:47:023
132011699253412,2518cyclictest1316479-21kworker/2:2+events19:23:592
132010999253012,2514cyclictest1334895-21kworker/0:0+events20:02:190
13201099925219,2509cyclictest1389308-21kworker/0:1+events22:43:390
132011999251612,2501cyclictest1404216-21kworker/3:3+events23:37:433
132011999251612,2501cyclictest1321498-21kworker/3:0+events19:15:163
132011999251311,2498cyclictest1326473-21kworker/3:1+events19:36:153
132010999250912,2495cyclictest1333200-21kworker/0:2+events19:51:340
132011699250712,2493cyclictest1360629-21kworker/2:2+events21:15:512
132011999250612,2490cyclictest1329849-21kworker/3:0+events19:55:463
132010999250611,2491cyclictest1375161-21kworker/0:2+events21:58:520
132011999250512,2490cyclictest1414989-21kworker/3:0+events00:02:013
132011699249911,2485cyclictest1371928-21kworker/2:1+events21:58:052
132011699249911,2485cyclictest1349401-21kworker/2:1+events21:07:482
132011699249911,2485cyclictest1349401-21kworker/2:1+events21:07:482
132011699249911,2484cyclictest1340042-21kworker/2:0+events20:18:592
132010999249812,2482cyclictest1392811-21kworker/0:2+events23:15:550
132011699249712,2481cyclictest1400701-21kworker/2:2+events23:20:302
132011699249511,2481cyclictest1360629-21kworker/2:2+events21:27:392
132011299249412,2478cyclictest1373580-21kworker/1:1+events22:51:331
132011699249312,2478cyclictest1344413-21kworker/2:1+events20:32:232
132011699249312,2477cyclictest1326682-21kworker/2:0+events19:39:382
132010999249312,2478cyclictest1318189-21kworker/0:1+events19:11:500
132010999249312,2477cyclictest1416823-21kworker/0:2+events00:11:260
132010999249212,2477cyclictest1359276-21kworker/0:3+events21:38:380
132010999249112,2476cyclictest1381686-21kworker/0:0+events22:37:340
132010999249111,2476cyclictest1416823-21kworker/0:2+events00:33:260
132011999248912,2473cyclictest1420050-21kworker/3:0+events00:24:403
13201099924888,2477cyclictest1341509-21kworker/0:1+events20:24:210
13201199924879,2475cyclictest1404216-21kworker/3:3+events23:31:563
132010999248712,2471cyclictest1339670-21kworker/0:2+events20:07:350
132011999248610,2472cyclictest1349249-21kworker/3:2+events20:38:553
132011299248611,2471cyclictest1362224-21kworker/1:0+events21:20:241
132011999248511,2470cyclictest1319782-21kworker/3:1+events19:14:063
132010999248512,2469cyclictest1378483-21kworker/0:1+events22:19:230
132010999248511,2471cyclictest1370445-21kworker/0:2+events21:46:440
132011999248412,2470cyclictest1392603-21kworker/3:0+events22:56:093
132011999248412,2468cyclictest1404216-21kworker/3:3+events23:49:203
132011299248412,2468cyclictest1380024-21kworker/1:0+events22:13:431
132010999248412,2468cyclictest1378483-21kworker/0:1+events22:14:280
132011999248211,2467cyclictest1402054-21kworker/3:2+events23:22:223
132011299248211,2469cyclictest1357349-21kworker/1:1+events21:10:071
132011299248211,2469cyclictest1357349-21kworker/1:1+events21:10:061
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*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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