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2026-07-01 - 22:36

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 376 highest latencies:
System rackfslot7s.osadl.org (updated Wed Jul 01, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4930799334116,3321cyclictest111919-21kworker/0:2+events22:35:190
4931199317315,3152cyclictest113373-21kworker/1:2+events22:45:141
4930799315313,3135cyclictest78222-21kworker/0:1+events20:40:130
4930799308014,3061cyclictest92799-21kworker/0:1+events21:25:110
493119930155,3006cyclictest129330-21kworker/1:0+events23:20:011
4931999300514,2988cyclictest67088-21kworker/2:0+events20:05:132
4930799296114,2944cyclictest142634-21kworker/0:1+events00:10:080
4930799288714,2868cyclictest70155-21kworker/0:2+events20:20:190
4930799288714,2868cyclictest113553-21kworker/0:0+events22:30:210
4931999287414,2855cyclictest52559-21kworker/2:2+events19:20:142
4932399286713,2850cyclictest62424-21kworker/3:2+events19:55:183
4930799285813,2841cyclictest60649-21kworker/0:2+events20:00:160
4930799285414,2836cyclictest102248-21kworker/0:1+events21:55:490
4930799285214,2835cyclictest88222-21kworker/0:2+events21:16:440
4930799285214,2834cyclictest121320-21kworker/0:2+events23:08:100
4931999284913,2834cyclictest101030-21kworker/2:2+events22:00:262
4932399283213,2813cyclictest99060-21kworker/3:1+events22:10:013
4931199282813,2810cyclictest110413-21kworker/1:1+events22:25:011
4931199282313,2805cyclictest57221-21kworker/1:0+events19:59:291
4931999281713,2800cyclictest131226-21kworker/2:2+events23:39:172
4932399281514,2798cyclictest146100-21kworker/3:0+events00:30:183
4931999281413,2797cyclictest111890-21kworker/2:2+events22:25:462
4931999281213,2795cyclictest144299-21kworker/2:0+events00:11:152
4931199281211,2797cyclictest84821-21kworker/1:1+events21:18:161
4931999281112,2795cyclictest86762-21kworker/2:1+events21:06:252
4931999280813,2791cyclictest83218-21kworker/2:2+events20:59:362
4931199280612,2790cyclictest57221-21kworker/1:0+events20:08:591
4932399280412,2788cyclictest125938-21kworker/3:0+events23:35:513
4931999280313,2786cyclictest110077-21kworker/2:1+events22:33:032
4931999279713,2780cyclictest101030-21kworker/2:2+events21:58:042
4931999279612,2782cyclictest71575-21kworker/2:0+events20:30:122
4932399278713,2770cyclictest112064-21kworker/3:3+events22:31:313
4931999278613,2769cyclictest62483-21kworker/2:3+events19:58:432
4932399278113,2764cyclictest116523-21kworker/3:0+events22:42:103
4932399278113,2763cyclictest100729-21kworker/3:2+events21:48:543
4932399277915,2760cyclictest110108-21kworker/3:2+events22:20:233
4932399277913,2762cyclictest80047-21kworker/3:2+events20:53:063
4932399277713,2760cyclictest73602-21kworker/3:1+events20:27:563
4932399277713,2760cyclictest131053-21kworker/3:2+events23:23:473
4932399277312,2757cyclictest94348-21kworker/3:0+events21:29:243
4931999277013,2754cyclictest139000-21kworker/2:2+events23:57:122
4931999276913,2753cyclictest99303-21kworker/2:1+events21:50:262
4931999276712,2751cyclictest103933-21kworker/2:0+events22:15:472
493199927659,2752cyclictest62483-21kworker/2:3+events19:54:102
4931999276513,2748cyclictest76438-21kworker/2:1+events20:41:432
4931999276511,2750cyclictest50438-21kworker/2:0+events19:32:082
4932399276413,2747cyclictest102362-21kworker/3:0+events21:57:423
4931999276413,2747cyclictest94527-21kworker/2:1+events21:33:562
4931999276413,2747cyclictest92920-21kworker/2:2+events21:42:002
4931999276413,2747cyclictest76438-21kworker/2:1+events20:39:262
4932399276212,2746cyclictest146100-21kworker/3:0+events00:12:003
4931999276213,2745cyclictest60617-21kworker/2:2+events19:47:182
4931999276213,2745cyclictest135765-21kworker/2:1+events00:04:032
4931199276212,2746cyclictest67104-21kworker/1:1+events20:11:161
4931199276113,2744cyclictest92771-21kworker/1:0+events21:33:341
4931199276113,2744cyclictest84821-21kworker/1:1+events21:23:141
4931999275913,2742cyclictest121412-21kworker/2:2+events23:11:372
4931999275912,2743cyclictest131226-21kworker/2:2+events23:31:182
4931199275813,2741cyclictest142140-21kworker/1:0+events00:00:381
4931199275813,2741cyclictest105446-21kworker/1:2+events22:05:471
4931999275613,2739cyclictest129577-21kworker/2:1+events23:21:312
4931199275613,2739cyclictest92771-21kworker/1:0+events21:40:021
4932399275213,2735cyclictest89495-21kworker/3:1+events21:31:403
4932399275213,2735cyclictest121471-21kworker/3:1+events22:55:553
4931199275213,2735cyclictest84821-21kworker/1:1+events21:26:201
4932399274513,2728cyclictest134515-21kworker/3:2+events23:40:263
4932399274512,2729cyclictest80047-21kworker/3:2+events21:04:553
4931999274313,2726cyclictest83218-21kworker/2:2+events21:02:382
4931999274113,2724cyclictest123051-21kworker/2:0+events23:00:562
4932399274012,2724cyclictest96238-21kworker/3:3+events21:38:543
4932399273913,2722cyclictest80047-21kworker/3:2+events20:55:243
4932399273713,2720cyclictest125938-21kworker/3:0+events23:25:173
4932399273513,2718cyclictest76408-21kworker/3:0+events20:38:403
4932399273213,2715cyclictest91109-21kworker/3:2+events21:24:483
4932399273212,2716cyclictest86672-21kworker/3:0+events21:14:043
4932399273013,2713cyclictest99060-21kworker/3:1+events22:18:523
4932399273012,2716cyclictest134515-21kworker/3:2+events23:45:053
4931199272911,2714cyclictest79928-21kworker/1:0+events20:52:001
4932399272813,2711cyclictest71905-21kworker/3:2+events20:22:383
4932399272811,2713cyclictest112064-21kworker/3:3+events22:39:083
4932399272712,2711cyclictest146100-21kworker/3:0+events00:18:303
4932399272613,2709cyclictest142201-21kworker/3:0+events00:03:183
4932399272613,2709cyclictest140601-21kworker/3:2+events00:08:383
4932399272412,2708cyclictest102362-21kworker/3:0+events21:54:163
4931199272412,2708cyclictest57221-21kworker/1:0+events19:39:241
4932399272213,2705cyclictest50582-21kworker/3:1+events19:23:163
4931199272210,2709cyclictest50728-21kworker/1:3+events19:20:581
4931199272210,2708cyclictest103813-21kworker/1:1+events21:59:151
4931199272113,2704cyclictest79928-21kworker/1:0+events20:58:501
4931199272013,2703cyclictest88070-21kworker/1:0+events21:08:211
4932399271811,2703cyclictest125938-21kworker/3:0+events23:31:413
4931199271813,2701cyclictest122929-21kworker/1:1+events23:01:181
4931199271713,2701cyclictest76344-21kworker/1:2+events20:40:581
4931199271713,2700cyclictest50728-21kworker/1:3+events19:29:271
4932399271613,2699cyclictest58734-21kworker/3:1+events19:38:163
4931199271613,2699cyclictest81622-21kworker/1:2+events21:03:021
4931199271512,2699cyclictest55551-21kworker/1:1+events19:30:131
4931199271413,2697cyclictest76344-21kworker/1:2+events20:37:061
4930799271413,2697cyclictest84612-21kworker/0:0+events21:03:250
4931199271312,2698cyclictest57221-21kworker/1:0+events20:01:241
4930799271313,2697cyclictest94662-21kworker/0:3+events22:01:120
4930799271313,2696cyclictest130959-21kworker/0:1+events23:26:250
4931199271213,2695cyclictest150852-21kworker/1:0+events00:31:471
4931199271212,2696cyclictest99335-21kworker/1:1+events21:46:381
4931199271211,2698cyclictest124740-21kworker/1:3+events23:20:461
4931199271112,2695cyclictest57221-21kworker/1:0+events19:41:171
4931199271013,2693cyclictest71875-21kworker/1:0+events20:23:471
4931199271013,2693cyclictest62186-21kworker/1:2+events19:48:531
4931199271013,2693cyclictest124740-21kworker/1:3+events23:37:471
4931199271012,2695cyclictest115217-21kworker/1:1+events22:40:371
4931199270913,2692cyclictest78009-21kworker/1:1+events20:46:131
4931199270813,2693cyclictest70036-21kworker/1:2+events20:15:031
4931199270812,2692cyclictest100989-21kworker/1:3+events21:52:441
4932399270713,2692cyclictest121471-21kworker/3:1+events23:10:033
4932399270513,2688cyclictest129390-21kworker/3:1+events23:19:133
4931199270511,2692cyclictest144450-21kworker/1:2+events00:17:441
4931199270413,2689cyclictest50728-21kworker/1:3+events19:15:191
4930799270213,2685cyclictest92799-21kworker/0:1+events21:24:010
4930799269913,2682cyclictest137453-21kworker/0:2+events23:55:190
4932399269613,2679cyclictest58734-21kworker/3:1+events19:47:423
4931199269612,2680cyclictest142140-21kworker/1:0+events00:05:571
4930799269212,2678cyclictest65239-21kworker/0:1+events20:10:070
4931199268913,2672cyclictest121291-21kworker/1:2+events23:05:531
4930799268813,2671cyclictest142634-21kworker/0:1+events00:03:390
4930799268810,2674cyclictest115429-21kworker/0:1+events22:48:380
4931199268411,2671cyclictest96073-21kworker/1:1+events21:35:061
4930799268413,2668cyclictest57101-21kworker/0:2+events19:31:450
4930799268313,2666cyclictest137453-21kworker/0:2+events23:51:360
4930799268213,2665cyclictest134226-21kworker/0:0+events23:34:220
4930799268016,2660cyclictest75039-21kworker/0:2+events20:57:190
4931199267912,2663cyclictest152779-21kworker/1:2+events00:38:401
4931999267411,2659cyclictest154416-21kworker/2:0+events00:39:032
4930799267213,2657cyclictest130959-21kworker/0:1+events23:35:050
4930799267213,2657cyclictest128055-21kworker/0:2+events23:15:240
4932399267112,2655cyclictest118182-21kworker/3:1+events22:47:073
4930799267110,2657cyclictest86560-21kworker/0:1+events21:14:270
4930799266913,2652cyclictest134226-21kworker/0:0+events23:40:490
4930799266612,2650cyclictest126448-21kworker/0:0+events23:13:090
493079926648,2652cyclictest144421-21kworker/0:0+events00:08:590
4931999265812,2643cyclictest135765-21kworker/2:1+events23:45:272
4931999265713,2641cyclictest149491-21kworker/2:0+events00:24:592
4932399265613,2639cyclictest78131-21kworker/3:1+events20:44:223
4930799265613,2639cyclictest80106-21kworker/0:0+events20:47:250
493079926556,2646cyclictest152691-21kworker/0:2+events00:32:090
4930799265510,2641cyclictest111919-21kworker/0:2+events22:29:340
4930799265313,2636cyclictest97157-21kworker/0:0+events21:39:390
4930799265113,2634cyclictest107018-21kworker/0:1+events22:07:430
4930799265013,2635cyclictest60649-21kworker/0:2+events19:55:410
4930799265011,2635cyclictest147917-21kworker/0:1+events00:26:280
4930799264913,2632cyclictest68498-21kworker/0:0+events20:07:510
4930799264813,2631cyclictest108655-21kworker/0:0+events22:16:350
4930799264713,2630cyclictest100636-21kworker/0:0+events21:47:460
4931199264612,2630cyclictest124740-21kworker/1:3+events23:28:401
4930799264513,2628cyclictest82493-21kworker/0:1+events20:51:130
4930799264513,2626cyclictest130959-21kworker/0:1+events23:22:390
4930799264413,2627cyclictest121320-21kworker/0:2+events23:03:130
4930799264213,2625cyclictest146281-21kworker/0:2+events00:18:520
4930799264113,2624cyclictest94662-21kworker/0:3+events21:42:460
4930799264112,2626cyclictest75039-21kworker/0:2+events20:31:220
4930799264112,2625cyclictest94662-21kworker/0:3+events21:51:380
4930799263912,2623cyclictest139092-21kworker/0:1+events23:49:410
493079926389,2625cyclictest68498-21kworker/0:0+events20:17:170
4930799263813,2621cyclictest94662-21kworker/0:3+events21:32:050
4930799263613,2619cyclictest111919-21kworker/0:2+events22:40:150
4931199263312,2617cyclictest84821-21kworker/1:1+events21:14:491
4931199263113,2614cyclictest119630-21kworker/1:0+events22:52:271
4932399262713,2612cyclictest138847-21kworker/3:0+events23:50:043
4930799262712,2610cyclictest94662-21kworker/0:3+events22:12:420
4932399261713,2600cyclictest50582-21kworker/3:1+events19:17:123
493199926139,2601cyclictest73203-21kworker/2:2+events20:26:032
4931999260912,2592cyclictest71575-21kworker/2:0+events20:48:112
4931999260113,2584cyclictest149491-21kworker/2:0+events00:27:142
4931999260113,2584cyclictest139000-21kworker/2:2+events23:52:422
4931999259612,2580cyclictest52559-21kworker/2:2+events19:27:532
4930799259611,2581cyclictest110264-21kworker/0:1+events22:23:500
4931199259513,2578cyclictest108715-21kworker/1:0+events22:14:151
4930799259513,2578cyclictest52619-21kworker/0:1+events19:46:330
4931199258813,2572cyclictest48756-21kworker/1:2+events19:14:111
4931199258813,2572cyclictest48756-21kworker/1:2+events19:14:111
4931199258713,2570cyclictest142140-21kworker/1:0+events00:11:371
4930799258512,2569cyclictest86560-21kworker/0:1+events21:09:320
4932399258312,2567cyclictest94348-21kworker/3:0+events21:43:563
4931999258013,2565cyclictest68733-21kworker/2:2+events20:10:302
493079925806,2570cyclictest73382-21kworker/0:0+events20:39:020
4931999257712,2561cyclictest119777-21kworker/2:0+events22:49:462
4932399257612,2562cyclictest80047-21kworker/3:2+events20:45:293
4931999257312,2557cyclictest110077-21kworker/2:1+events22:36:502
4931999257112,2555cyclictest144299-21kworker/2:0+events00:07:062
4930799256812,2554cyclictest118151-21kworker/0:0+events22:50:100
4932399256713,2550cyclictest119838-21kworker/3:0+events22:54:453
4931999256712,2551cyclictest65478-21kworker/2:1+events20:00:392
4932399256212,2546cyclictest62424-21kworker/3:2+events19:51:073
4931999256211,2547cyclictest71575-21kworker/2:0+events20:16:312
4930799256211,2547cyclictest52619-21kworker/0:1+events19:25:580
4931199256012,2545cyclictest135826-21kworker/1:0+events23:41:121
4931999255811,2543cyclictest71575-21kworker/2:0+events21:23:382
4931999255613,2539cyclictest55771-21kworker/2:1+events19:42:012
4931999255111,2536cyclictest110077-21kworker/2:1+events22:54:002
4932399254613,2529cyclictest89495-21kworker/3:1+events21:19:473
4931999254412,2528cyclictest142424-21kworker/2:3+events00:31:022
493199925386,2529cyclictest101030-21kworker/2:2+events22:08:072
4931999253810,2524cyclictest91201-21kworker/2:1+events21:17:532
493199925379,2524cyclictest92920-21kworker/2:2+events21:38:082
4931999253612,2521cyclictest97613-21kworker/2:0+events21:47:002
4931999253612,2520cyclictest92920-21kworker/2:2+events21:29:002
4931999253612,2520cyclictest110077-21kworker/2:1+events22:23:272
493119925369,2524cyclictest103813-21kworker/1:1+events22:00:491
493199925355,2527cyclictest89559-21kworker/2:2+events21:13:422
493199925347,2523cyclictest73203-21kworker/2:2+events20:21:532
4931999253312,2519cyclictest115140-21kworker/2:2+events22:44:042
4931199253212,2517cyclictest119630-21kworker/1:0+events22:57:041
4931999253112,2515cyclictest45830-21kworker/2:1+events19:15:432
4931999253012,2514cyclictest144299-21kworker/2:0+events00:15:482
4931999253011,2515cyclictest135765-21kworker/2:1+events23:42:232
4932399252812,2512cyclictest70300-21kworker/3:0+events20:17:413
4931999252512,2511cyclictest81530-21kworker/2:1+events20:50:062
4930799251712,2501cyclictest147917-21kworker/0:1+events00:24:340
4930799251612,2501cyclictest118151-21kworker/0:0+events22:59:240
4931199251513,2499cyclictest137485-21kworker/1:1+events23:51:121
4931999250912,2495cyclictest127819-21kworker/2:0+events23:18:532
4932399250512,2489cyclictest62424-21kworker/3:2+events20:08:143
4931999250511,2490cyclictest55771-21kworker/2:1+events19:35:352
4932399250412,2488cyclictest146100-21kworker/3:0+events00:23:023
493239925036,2494cyclictest52775-21kworker/3:2+events19:41:393
4932399250012,2484cyclictest86672-21kworker/3:0+events21:06:483
4932399249912,2483cyclictest111770-21kworker/3:0+events22:25:233
4932399249612,2481cyclictest52775-21kworker/3:2+events19:25:353
493239924958,2483cyclictest99060-21kworker/3:1+events22:13:513
4932399249512,2479cyclictest62424-21kworker/3:2+events20:03:193
4932399249312,2477cyclictest140601-21kworker/3:2+events23:59:523
4932399249112,2475cyclictest76408-21kworker/3:0+events20:32:553
4932399249112,2475cyclictest123144-21kworker/3:2+events23:03:363
4932399249111,2476cyclictest149459-21kworker/3:2+events00:27:383
4932399249111,2476cyclictest125938-21kworker/3:0+events23:07:013
4931199248912,2473cyclictest108715-21kworker/1:0+events22:27:171
493119924876,2478cyclictest144450-21kworker/1:2+events00:20:241
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493119924849,2472cyclictest129330-21kworker/1:0+events23:30:341
4931199248412,2469cyclictest124740-21kworker/1:3+events23:10:271
4931199248411,2469cyclictest76344-21kworker/1:2+events20:32:321
493239924836,2473cyclictest151068-21kworker/3:1+events00:36:233
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*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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