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2026-07-03 - 10:02

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 the highest latencies:
System rackfslot7s.osadl.org (updated Fri Jul 03, 2026 00:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
99275899367118,3649cyclictest1079479-21kworker/0:0+events23:40:110
99276299360117,3580cyclictest1091089-21kworker/1:0+events00:21:041
99275899343615,3417cyclictest1060531-21kworker/0:2+events22:45:130
99276999341117,3388cyclictest992388-21kworker/3:1+events19:35:153
99275899316115,3142cyclictest1040761-21kworker/0:2+events22:25:150
9927669930721,3066cyclictest1087735-21kworker/2:2+events00:25:162
99276299306315,3043cyclictest1042352-21kworker/1:1+events22:00:151
99275899305914,3040cyclictest1018324-21kworker/0:0+events20:30:170
99276999303015,3010cyclictest1050791-21kworker/3:1+events22:15:183
99276999301615,2998cyclictest1042178-21kworker/3:0+events21:45:123
99276999298013,2963cyclictest1055268-21kworker/3:0+events22:30:173
99275899297013,2953cyclictest1010599-21kworker/0:1+events20:05:150
99275899295912,2943cyclictest1089732-21kworker/0:2+events00:10:190
99275899293811,2923cyclictest1073118-21kworker/0:0+events23:22:440
99276999291814,2901cyclictest1001161-21kworker/3:2+events19:40:153
99276999290312,2886cyclictest1068165-21kworker/3:2+events23:35:173
9927699928977,2885cyclictest1065242-21kworker/3:1+events23:05:203
99276299287414,2855cyclictest1042352-21kworker/1:1+events22:20:151
99276299287213,2855cyclictest1003949-21kworker/1:1+events19:45:121
99276999286113,2845cyclictest1068165-21kworker/3:2+events23:30:013
99275899282614,2808cyclictest1032514-21kworker/0:1+events21:23:520
99276699281813,2800cyclictest1073209-21kworker/2:0+events23:25:022
99276699280713,2790cyclictest1081223-21kworker/2:1+events23:53:322
99276999280612,2790cyclictest1042178-21kworker/3:0+events22:10:133
99276699280613,2789cyclictest1019838-21kworker/2:0+events20:35:192
9927629928059,2791cyclictest1042352-21kworker/1:1+events21:50:171
99276999280213,2785cyclictest1060397-21kworker/3:1+events22:39:043
99276999280213,2785cyclictest1034978-21kworker/3:2+events21:33:453
99276699280013,2783cyclictest1027930-21kworker/2:1+events21:06:342
99276699279713,2781cyclictest1081223-21kworker/2:1+events23:55:472
99276699279713,2781cyclictest1081223-21kworker/2:1+events23:55:472
99276699279613,2779cyclictest1071569-21kworker/2:1+events23:17:282
99276699278713,2770cyclictest1023259-21kworker/2:0+events21:01:392
99276999278213,2765cyclictest1042178-21kworker/3:0+events21:58:453
99276999277313,2757cyclictest1084716-21kworker/3:2+events23:55:003
99276699276813,2751cyclictest1043598-21kworker/2:0+events21:51:272
99276699276812,2752cyclictest1002558-21kworker/2:3+events20:04:532
99276999276713,2750cyclictest1088036-21kworker/3:2+events00:09:353
99276699276613,2749cyclictest1087735-21kworker/2:2+events00:19:072
99276699276613,2749cyclictest1066600-21kworker/2:0+events22:57:422
99276999276513,2748cyclictest1062039-21kworker/3:2+events22:44:293
99275899276513,2748cyclictest1032514-21kworker/0:1+events21:15:250
99276999276413,2747cyclictest1048916-21kworker/3:2+events22:05:143
99276699276413,2749cyclictest1012111-21kworker/2:1+events20:30:412
99276699276313,2748cyclictest1031238-21kworker/2:0+events21:25:232
99275899276313,2746cyclictest1039158-21kworker/0:1+events21:35:170
99275899276313,2746cyclictest1039158-21kworker/0:1+events21:35:160
99276999276213,2745cyclictest1001161-21kworker/3:2+events20:08:383
99276699276213,2745cyclictest1023259-21kworker/2:0+events20:58:152
99276999276113,2744cyclictest992388-21kworker/3:1+events19:24:223
99276699276113,2744cyclictest1023259-21kworker/2:0+events20:54:232
99276999275912,2744cyclictest1096049-21kworker/3:1+events00:28:213
99276699275913,2742cyclictest990909-21kworker/2:1+events19:15:162
99275899275913,2742cyclictest1024743-21kworker/0:1+events20:59:200
99276699275813,2742cyclictest1057090-21kworker/2:2+events22:44:052
99276699275813,2741cyclictest1068221-21kworker/2:1+events23:02:412
99276699275813,2741cyclictest1057090-21kworker/2:2+events22:37:112
99276999275713,2740cyclictest1020127-21kworker/3:2+events20:48:363
99276999275613,2739cyclictest1020127-21kworker/3:2+events20:42:063
99276999275611,2741cyclictest1013831-21kworker/3:2+events20:17:463
99275899275613,2738cyclictest1013799-21kworker/0:0+events20:17:000
99276699275513,2738cyclictest1048826-21kworker/2:2+events22:18:202
99276999275413,2737cyclictest1032816-21kworker/3:1+events21:16:333
99276999275412,2738cyclictest1069852-21kworker/3:0+events23:11:443
99276999275013,2733cyclictest997696-21kworker/3:2+events19:27:443
99276999274912,2733cyclictest1040548-21kworker/3:1+events21:39:283
99276999274912,2733cyclictest1040548-21kworker/3:1+events21:39:283
99276999273912,2723cyclictest1001161-21kworker/3:2+events20:04:303
99275899273813,2721cyclictest1015402-21kworker/0:1+events20:20:460
99275899273713,2720cyclictest1084659-21kworker/0:1+events00:29:300
99276999273613,2719cyclictest1027896-21kworker/3:0+events21:03:343
99276699273613,2719cyclictest1040851-21kworker/2:2+events21:42:542
99276699273513,2718cyclictest1023259-21kworker/2:0+events20:47:262
99276699273113,2715cyclictest999026-21kworker/2:2+events19:30:002
99275899273113,2716cyclictest1096298-21kworker/0:3+events00:35:110
99276999273012,2714cyclictest1042178-21kworker/3:0+events21:50:393
99275899272913,2712cyclictest1024743-21kworker/0:1+events21:00:300
99276999272813,2711cyclictest1099257-21kworker/3:0+events00:39:423
99275899272613,2709cyclictest1008689-21kworker/0:0+events20:04:070
99275899272513,2708cyclictest1084659-21kworker/0:1+events00:16:500
99275899272513,2708cyclictest1040761-21kworker/0:2+events22:19:510
99275899272513,2708cyclictest1024743-21kworker/0:1+events20:53:390
99275899272413,2707cyclictest1062397-21kworker/0:1+events23:07:560
99275899272313,2706cyclictest1020036-21kworker/0:1+events20:37:570
99275899272213,2705cyclictest1039158-21kworker/0:1+events21:42:090
99276699272011,2705cyclictest1040851-21kworker/2:2+events21:45:352
99276299271911,2704cyclictest999175-21kworker/1:0+events19:39:051
99275899271911,2704cyclictest1007034-21kworker/0:1+events19:54:210
99275899271813,2701cyclictest1088068-21kworker/0:0+events00:06:090
99275899271813,2701cyclictest1062397-21kworker/0:1+events22:59:150
99275899271813,2701cyclictest1018324-21kworker/0:0+events20:41:420
99275899271712,2701cyclictest994095-21kworker/0:1+events19:19:260
99276299271613,2701cyclictest1013623-21kworker/1:1+events20:55:081
99275899271512,2699cyclictest1096298-21kworker/0:3+events00:31:240
99276699271413,2698cyclictest1015316-21kworker/2:0+events20:21:552
9927629927145,2705cyclictest1035874-21kworker/1:1+events21:24:171
99275899271211,2697cyclictest1055296-21kworker/0:0+events22:22:320
99276299270912,2693cyclictest1013623-21kworker/1:1+events20:24:341
99276299270611,2691cyclictest1053468-21kworker/1:0+events22:19:041
99276299270311,2688cyclictest1089309-21kworker/1:2+events00:15:171
99275899270313,2686cyclictest1008689-21kworker/0:0+events19:59:150
99276299270013,2683cyclictest1089309-21kworker/1:2+events00:08:481
99275899269116,2671cyclictest1076695-21kworker/0:3+events23:39:490
99275899269013,2673cyclictest1056999-21kworker/0:1+events22:31:260
99276699268913,2672cyclictest1002558-21kworker/2:3+events19:45:362
99276699268911,2674cyclictest1035693-21kworker/2:2+events21:30:452
99275899268813,2671cyclictest994095-21kworker/0:1+events19:14:550
99276999268713,2670cyclictest1047263-21kworker/3:1+events22:02:543
99276299268411,2668cyclictest1089309-21kworker/1:2+events00:30:171
99276299268213,2666cyclictest1076544-21kworker/1:1+events23:40:351
99276299267711,2662cyclictest1095932-21kworker/1:1+events00:28:441
99276299267313,2656cyclictest1027836-21kworker/1:2+events21:10:231
99275899267213,2655cyclictest1026382-21kworker/0:2+events21:12:420
99276299266813,2651cyclictest1056780-21kworker/1:2+events22:27:111
99276999266713,2650cyclictest1071449-21kworker/3:1+events23:19:213
99276299266513,2648cyclictest1066839-21kworker/1:1+events23:09:041
99276299266413,2647cyclictest990853-21kworker/1:2+events20:14:221
99276299266413,2647cyclictest1083089-21kworker/1:2+events23:51:391
99276299266413,2647cyclictest1013623-21kworker/1:1+events20:54:001
99276299266313,2646cyclictest990853-21kworker/1:2+events19:34:071
99276299266313,2646cyclictest1003949-21kworker/1:1+events19:51:411
99276299266113,2644cyclictest1066839-21kworker/1:1+events23:19:431
99276299264613,2630cyclictest1016963-21kworker/1:2+events20:28:471
9927629926459,2632cyclictest1008537-21kworker/1:0+events19:58:051
99276999264413,2627cyclictest1065242-21kworker/3:1+events23:01:113
99276699264412,2628cyclictest1092870-21kworker/2:1+events00:22:112
99276299263213,2615cyclictest1076544-21kworker/1:1+events23:30:221
99276999261210,2598cyclictest1001161-21kworker/3:2+events19:46:233
99275899261011,2595cyclictest1005400-21kworker/0:0+events19:47:540
9927669926099,2597cyclictest1071569-21kworker/2:1+events23:32:412
99275899259612,2580cyclictest1035784-21kworker/0:2+events21:27:430
99276699258912,2573cyclictest1087735-21kworker/2:2+events00:09:572
99276699258813,2571cyclictest1043598-21kworker/2:0+events22:07:322
99276699258011,2565cyclictest1084687-21kworker/2:0+events00:00:482
99276999257912,2563cyclictest1037234-21kworker/3:1+events21:29:363
99276999257412,2558cyclictest1081101-21kworker/3:0+events23:45:333
99276999256313,2546cyclictest992388-21kworker/3:1+events19:19:503
99275899256311,2548cyclictest1084659-21kworker/0:1+events00:01:100
99276999256212,2546cyclictest1027896-21kworker/3:0+events21:06:573
99276999256111,2546cyclictest1062039-21kworker/3:2+events22:49:463
9927669925619,2550cyclictest1005309-21kworker/2:1+events19:55:052
99276699255311,2540cyclictest1057090-21kworker/2:2+events23:06:052
99276299255313,2536cyclictest1050278-21kworker/1:2+events22:12:341
99275899254611,2533cyclictest998997-21kworker/0:1+events19:30:470
99276999254312,2528cyclictest1005371-21kworker/3:1+events19:52:503
99276699254112,2526cyclictest997431-21kworker/2:0+events19:22:082
9927629925419,2530cyclictest1065153-21kworker/1:2+events22:55:081
99276999254012,2524cyclictest1034978-21kworker/3:2+events21:22:433
99276699253912,2523cyclictest1012111-21kworker/2:1+events20:16:382
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99276999253012,2514cyclictest999294-21kworker/3:0+events19:34:303
99276999253012,2514cyclictest1013831-21kworker/3:2+events20:21:303
99276699252912,2513cyclictest1087735-21kworker/2:2+events00:31:002
99276699252910,2515cyclictest997431-21kworker/2:0+events19:32:162
99275899252912,2514cyclictest1035784-21kworker/0:2+events21:32:150
99276999252812,2512cyclictest1090881-21kworker/3:0+events00:12:363
99276999252812,2512cyclictest1001161-21kworker/3:2+events19:57:183
99276999252711,2512cyclictest1092773-21kworker/3:2+events00:17:143
99276999252612,2511cyclictest1062039-21kworker/3:2+events22:53:353
99275899252612,2510cyclictest1040761-21kworker/0:2+events22:07:090
99276699252512,2509cyclictest1012111-21kworker/2:1+events20:09:022
99275899252512,2509cyclictest1018324-21kworker/0:0+events20:49:460
99276999252412,2508cyclictest1055268-21kworker/3:0+events22:22:553
99275899252210,2509cyclictest1012199-21kworker/0:2+events20:14:460
99276999252111,2506cyclictest1086348-21kworker/3:1+events00:03:053
99276999252012,2505cyclictest1068165-21kworker/3:2+events23:20:283
99276699252012,2504cyclictest1089369-21kworker/2:1+events00:11:302
99276999251912,2503cyclictest1052926-21kworker/3:2+events22:26:243
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99276999251812,2505cyclictest1081101-21kworker/3:0+events23:56:333
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99276699251412,2498cyclictest1045505-21kworker/2:1+events21:58:222
99276999251312,2497cyclictest1016725-21kworker/3:1+events20:34:323
99276999251111,2496cyclictest1034978-21kworker/3:2+events21:42:333
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99276999251012,2494cyclictest1013831-21kworker/3:2+events20:26:053
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9927589925059,2492cyclictest1026382-21kworker/0:2+events21:08:030
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99276699250212,2487cyclictest1057090-21kworker/2:2+events23:14:212
99276699250212,2486cyclictest1039130-21kworker/2:0+events21:38:432
99276699250212,2486cyclictest1039130-21kworker/2:0+events21:38:432
99275899250012,2486cyclictest1064629-21kworker/0:0+events23:00:020
99275899249812,2482cyclictest1058865-21kworker/0:0+events22:36:260
99275899249612,2481cyclictest1092804-21kworker/0:0+events00:20:170
99275899249610,2482cyclictest1071507-21kworker/0:2+events23:14:450
99275899249610,2482cyclictest1012199-21kworker/0:2+events20:28:230
99276699249512,2479cyclictest1097505-21kworker/2:1+events00:38:352
9927589924938,2482cyclictest1062397-21kworker/0:1+events22:52:250
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9927629924779,2465cyclictest1035874-21kworker/1:1+events21:31:311
99276299247011,2455cyclictest1056780-21kworker/1:2+events22:36:021
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99276999246012,2445cyclictest1055268-21kworker/3:0+events22:58:063
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9927629924537,2443cyclictest1083089-21kworker/1:2+events23:58:271
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*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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