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2025-12-21 - 12:12
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackfslot4.osadl.org (updated Sun Dec 21, 2025 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
752923820,1sleep16345-21kworker/u8:100:35:181
752923820,1sleep16345-21kworker/u8:100:35:171
889223640,1sleep27725-21kworker/u8:922:30:132
491123580,2sleep20-21swapper/222:20:432
888823540,1sleep17724-21kworker/u8:822:30:111
2545423400,2sleep20-21swapper/219:21:482
2545423400,2sleep20-21swapper/219:21:472
2942923260,1sleep119-21ksoftirqd/119:35:001
1142423220,1sleep27723-21kworker/u8:722:35:172
1142423220,1sleep27723-21kworker/u8:722:35:162
2834823210,2sleep20-21swapper/223:07:422
2397223210,2sleep20-21swapper/220:45:232
1688623200,2sleep10-21swapper/120:25:401
2680323150,1sleep116209-21kworker/u8:1019:25:371
1810723100,1sleep217372-21kworker/u8:1620:30:242
1142123030,2sleep10-21swapper/122:35:151
1142123030,2sleep10-21swapper/122:35:151
2355823010,2sleep116207-21kworker/u8:819:16:311
3000422990,1sleep128666-21kworker/u8:3721:00:301
3183222970,2sleep10-21swapper/121:05:281
1847322970,1sleep117360-21kworker/u8:620:30:311
1200722970,2sleep10-21swapper/120:14:581
660822940,2sleep10-21swapper/121:20:361
2014822940,2sleep10-21swapper/119:10:001
2014822940,2sleep10-21swapper/119:10:001
398922910,1sleep232395-21kworker/u8:321:15:342
398922910,1sleep232395-21kworker/u8:321:15:342
1586622850,2sleep115843-21ssh21:40:181
894422830,1sleep228717-21kworker/u8:700:36:182
894422830,1sleep228717-21kworker/u8:700:36:182
1479522830,2sleep22848-1kworker/u9:021:36:492
1479522830,2sleep22848-1kworker/u9:021:36:492
615222820,1sleep15181-21kworker/u8:422:25:161
1487222810,1sleep113608-21kworker/u8:1220:20:291
2682922800,1sleep221796-21kworker/u8:419:25:372
1769422800,1sleep213053-21kworker/u8:422:45:422
783022790,2sleep20-21swapper/222:27:312
3001822790,1sleep118190-21kworker/u8:523:10:331
2600222780,2sleep111034-21kworker/u8:600:06:421
1018322780,3sleep210186-21modprobe20:10:012
574022770,2sleep1121rcu_preempt00:30:371
3064122760,1sleep127332-21kworker/u8:822:10:001
2623022750,1sleep223067-21kworker/u8:1323:04:352
2623022750,1sleep223067-21kworker/u8:1323:04:352
2238722750,2sleep222386-21ssh22:55:312
3066422730,3sleep230663-21ssh22:10:012
2496922730,1sleep116209-21kworker/u8:1019:20:341
2496922730,1sleep116209-21kworker/u8:1019:20:331
2121022730,1sleep216209-21kworker/u8:1019:10:292
709022720,2sleep27088-21ssh23:30:202
2482122720,2sleep124820-21memory23:00:281
2482122720,2sleep124820-21memory23:00:281
1926022720,2sleep30-21swapper/319:05:253
1926022720,2sleep30-21swapper/319:05:253
186822720,1sleep124972-21kworker/u8:522:15:311
934522710,1sleep28285-21kworker/u8:1023:35:192
3172322710,1sleep219918-21kworker/u8:022:10:302
2079422710,2sleep20-21swapper/220:35:342
115822710,1sleep225527-21kworker/u8:119:45:192
115822710,1sleep225527-21kworker/u8:119:45:182
604222700,2sleep10-21swapper/123:27:371
398322690,2sleep10-21swapper/123:24:441
2744322690,2sleep10-21swapper/123:05:301
1631122690,2sleep20-21swapper/223:48:412
1423922690,2sleep214227-21ssh22:40:192
1320022690,7sleep110826-1kworker/u9:123:40:481
1752122680,3sleep217373-21kworker/u8:1720:29:022
147322680,1sleep231280-21kworker/u8:1300:22:462
3185022670,1sleep228674-21kworker/u8:4521:05:292
149122670,3sleep11490-21ssh21:10:391
3126622660,2sleep20-21swapper/219:40:012
1942822660,2sleep20-21swapper/219:05:312
1942822660,2sleep20-21swapper/219:05:312
3178122650,2sleep10-21swapper/100:19:521
3178122650,2sleep10-21swapper/100:19:511
2426822650,1sleep222444-21kworker/u8:421:55:342
2398522650,1sleep118482-21kworker/u8:100:03:591
1715622650,1sleep215926-21kworker/u8:1823:50:192
141622650,2sleep20-21swapper/223:19:422
631022640,1sleep228717-21kworker/u8:700:31:422
2755122640,2sleep10-21swapper/120:55:231
2755122640,2sleep10-21swapper/120:55:231
269022640,2sleep12662-21ssh00:25:261
2144822640,1sleep118190-21kworker/u8:522:55:021
2131522640,2sleep10-21swapper/119:10:371
2894222630,1sleep219848-21kworker/u8:019:30:402
2261822630,4sleep225-21ksoftirqd/220:40:322
1677422630,2sleep18908-1kworker/u9:322:45:201
1482322630,2sleep10-21swapper/122:40:301
270722620,7sleep228657-1kworker/u9:321:14:332
2123322620,1sleep213056-21kworker/u8:922:54:542
162522620,1sleep224970-21kworker/u8:222:15:242
881822610,2sleep10-21swapper/121:25:261
390122610,1sleep221028-21kworker/u8:300:27:132
3036122610,1sleep228717-21kworker/u8:700:15:262
3036122610,1sleep228717-21kworker/u8:700:15:262
1307422610,2sleep20-21swapper/220:15:302
1189222610,1sleep211036-21kworker/u8:823:40:172
1151822610,1sleep111040-21kworker/u8:1323:39:471
652922600,1sleep16033-21kworker/u8:1020:00:181
466022600,6sleep119-21ksoftirqd/121:16:501
466022600,6sleep119-21ksoftirqd/121:16:501
3256822600,1sleep118190-21kworker/u8:523:15:361
941422590,1sleep16038-21kworker/u8:1520:05:371
1491722590,2sleep20-21swapper/220:20:302
748322580,2sleep20-21swapper/221:23:022
3003222580,1sleep218190-21kworker/u8:523:10:342
2036922580,2sleep20-21swapper/223:55:362
1175222580,2sleep111703-21ssh21:30:411
2632722570,1sleep223092-21kworker/u8:2720:50:342
2412722570,2sleep124058-21ssh21:55:251
2291822570,2sleep113056-21kworker/u8:922:56:021
2215122570,2sleep10-21swapper/120:40:241
707822560,1sleep13437-21kworker/u8:623:30:191
2111622560,1sleep121033-21kworker/u8:923:57:291
342222550,3sleep13424-21kernelversion19:50:251
2082822550,1sleep119920-21kworker/u8:221:50:151
1186722550,6sleep211868-21switchtime21:30:412
350122540,14sleep20-21swapper/223:22:322
2996722540,2sleep226774-1kworker/u9:221:00:262
2630622540,2sleep20-21swapper/200:08:022
2215722540,1sleep217355-21kworker/u8:621:50:522
1305822540,1sleep111759-21kworker/u8:920:15:301
542922530,1sleep22327-21kworker/u8:819:55:282
2587622530,1sleep224970-21kworker/u8:222:00:122
451322520,2sleep14512-21ssh22:20:341
3053622520,1sleep129144-21kworker/u8:1819:35:371
2523822520,2sleep119-21ksoftirqd/120:50:001
2391022510,2sleep20-21swapper/200:03:402
121622510,1sleep131280-21kworker/u8:1300:21:371
2703722500,1sleep226146-21kworker/u8:400:10:162
2050222500,2sleep20-21swapper/221:49:512
2050222500,2sleep20-21swapper/221:49:512
1886722500,2sleep10-21swapper/123:53:421
1741122500,2sleep20-21swapper/221:42:112
1563922500,2sleep10-21swapper/121:40:011
1563922500,2sleep10-21swapper/121:40:011
1014022500,1sleep232395-21kworker/u8:321:28:412
739722490,1sleep2121rcu_preempt20:00:382
530822490,2sleep25303-21ssh23:25:422
3228022490,2sleep10-21swapper/119:40:281
2694322470,2sleep10-21swapper/120:53:491
2845522460,2sleep10-21swapper/100:11:151
2755522460,1sleep223092-21kworker/u8:2720:55:242
2755522460,1sleep223092-21kworker/u8:2720:55:242
2722822460,1sleep124970-21kworker/u8:222:00:561
2140722460,2sleep10-21swapper/120:38:431
595322450,1sleep12328-21kworker/u8:919:56:311
3238222450,2sleep10-21swapper/122:11:331
180422450,2sleep120229-21cyclictest19:45:351
180422450,2sleep120229-21cyclictest19:45:341
3151222440,1sleep223562-21kworker/u8:1319:40:172
2226822440,1sleep221800-21kworker/u8:719:15:162
1131622440,2sleep20-21swapper/220:10:362
1578022430,1sleep111038-21kworker/u8:1123:46:071
361922410,1sleep22327-21kworker/u8:819:50:302
2029322390,1sleep117355-21kworker/u8:621:48:501
2029322390,1sleep117355-21kworker/u8:621:48:501
99652330,2sleep30-21swapper/300:40:023
99652330,2sleep30-21swapper/300:40:023
20233993024,4cyclictest301rcuc/321:04:513
20233992821,5cyclictest301rcuc/319:26:233
20233992721,4cyclictest301rcuc/322:49:503
20233992720,5cyclictest301rcuc/323:36:493
20233992720,5cyclictest301rcuc/322:52:273
20233992719,6cyclictest301rcuc/300:08:463
308682260,2sleep30-21swapper/319:35:443
20233992620,4cyclictest301rcuc/322:59:433
20233992620,4cyclictest301rcuc/319:49:113
20233992620,4cyclictest301rcuc/319:49:113
20233992619,5cyclictest301rcuc/321:32:173
20233992519,4cyclictest301rcuc/323:22:063
20233992519,4cyclictest301rcuc/322:27:403
20233992519,4cyclictest301rcuc/319:32:063
20233992519,4cyclictest301rcuc/300:13:193
20233992518,5cyclictest301rcuc/319:56:153
119932250,2sleep30-21swapper/320:14:483
85252240,2sleep30-21swapper/323:32:383
3312240,2sleep30-21swapper/319:41:303
20233992419,3cyclictest301rcuc/321:24:003
20233992418,4cyclictest301rcuc/321:28:433
20233992418,4cyclictest301rcuc/320:53:373
20233992418,4cyclictest301rcuc/300:23:043
20233992418,4cyclictest301rcuc/300:01:293
20233992417,5cyclictest301rcuc/322:00:513
20233992416,6cyclictest301rcuc/321:51:223
20233992416,6cyclictest301rcuc/300:17:143
20233992416,6cyclictest301rcuc/300:17:133
20233992416,5cyclictest301rcuc/322:17:073
20233992415,6cyclictest301rcuc/323:47:183
20233992415,5cyclictest301rcuc/321:37:153
20233992415,5cyclictest301rcuc/321:37:153
112152240,2chrt0-21swapper/322:35:013
284972230,2sleep30-21swapper/322:05:203
22642230,2sleep30-21swapper/300:25:123
20233992318,3cyclictest301rcuc/321:11:583
20233992318,3cyclictest301rcuc/320:39:053
20233992317,4cyclictest301rcuc/323:58:523
20233992317,4cyclictest301rcuc/320:34:323
20233992317,4cyclictest301rcuc/320:08:383
20233992317,4cyclictest301rcuc/319:53:003
20233992316,5cyclictest301rcuc/323:27:123
20233992316,5cyclictest301rcuc/323:07:513
20233992316,5cyclictest301rcuc/322:20:083
20233992316,5cyclictest301rcuc/321:49:533
20233992316,5cyclictest301rcuc/321:49:533
20233992316,5cyclictest301rcuc/321:15:043
20233992316,5cyclictest301rcuc/321:15:033
20233992316,4cyclictest301rcuc/300:31:513
20233992315,5cyclictest301rcuc/319:19:083
20233992314,6cyclictest301rcuc/323:12:493
20233992314,6cyclictest301rcuc/323:04:023
20233992314,6cyclictest301rcuc/323:04:013
174732230,2sleep30-21swapper/321:42:293
154342230,2sleep30-21swapper/322:41:203
250452220,2sleep30-21swapper/320:48:013
232322220,2sleep30-21swapper/320:43:153
219142220,2sleep30-21swapper/319:13:533
20233992216,4cyclictest301rcuc/322:13:573
20233992216,4cyclictest301rcuc/320:57:113
20233992216,4cyclictest301rcuc/320:57:113
20233992215,5cyclictest301rcuc/323:50:563
20233992215,5cyclictest301rcuc/322:36:523
20233992215,5cyclictest301rcuc/322:36:513
20233992215,5cyclictest301rcuc/321:06:203
20233992215,5cyclictest301rcuc/319:20:373
20233992215,5cyclictest301rcuc/319:20:363
20233992214,5cyclictest301rcuc/323:17:193
20233992214,4cyclictest301rcuc/321:58:373
20233992115,4cyclictest301rcuc/323:42:373
20233992114,5cyclictest301rcuc/320:19:193
155812210,2sleep30-21swapper/320:23:003
20233992014,4cyclictest301rcuc/320:00:133
20233991910,6cyclictest301rcuc/320:27:073
27420293,2sleep00-21swapper/019:28:170
26194293,2sleep00-21swapper/000:07:330
907282,2sleep00-21swapper/023:17:320
7980282,2sleep00-21swapper/022:28:140
7962282,2sleep00-21swapper/020:03:110
6522282,2sleep00-21swapper/000:32:470
5093282,2sleep00-21swapper/022:21:300
4929282,2sleep00-21swapper/021:18:020
4929282,2sleep00-21swapper/021:18:010
31213282,2sleep00-21swapper/000:17:190
31213282,2sleep00-21swapper/000:17:180
3117282,2sleep00-21swapper/023:20:470
30612282,2sleep00-21swapper/023:11:370
30440282,2sleep00-21swapper/021:00:420
3014282,2sleep00-21swapper/022:18:410
28369282,2sleep00-21swapper/000:10:510
27596282,2sleep00-21swapper/022:02:370
25447282,2sleep00-21swapper/023:01:010
25447282,2sleep00-21swapper/023:01:000
25446282,2sleep00-21swapper/021:59:270
23535282,2sleep00-21swapper/022:58:470
23463282,2sleep00-21swapper/000:01:340
2340282,2sleep00-21swapper/019:47:230
2340282,2sleep00-21swapper/019:47:220
22579282,2sleep00-21swapper/021:52:480
21375282,2sleep00-21swapper/023:58:410
20578282,2sleep00-21swapper/022:51:520
20206282,2sleep00-21swapper/021:48:260
20206282,2sleep00-21swapper/021:48:260
19869282,2sleep00-21swapper/019:06:310
19869282,2sleep00-21swapper/019:06:310
1906282,2sleep00-21swapper/021:10:550
18672282,2sleep00-21swapper/022:49:440
18209282,2sleep00-21swapper/023:50:450
17682282,2sleep00-21swapper/021:43:270
17441282,2sleep00-21swapper/020:28:000
1636282,2sleep00-21swapper/000:23:290
16192282,2sleep00-21swapper/023:48:080
16080282,2sleep00-21swapper/022:44:240
13536282,2sleep00-21swapper/022:39:250
13536282,2sleep00-21swapper/022:39:250
11882283,2sleep00-21swapper/020:13:210
11574281,3sleep011581-21ntpq21:30:330
10841282,2sleep00-21swapper/023:36:420
10121281,3sleep010122-21ssh21:28:360
9846272,2sleep00-21swapper/020:05:580
9544271,2sleep00-21swapper/000:39:070
9544271,2sleep00-21swapper/000:39:070
8874272,2sleep00-21swapper/022:30:080
8214271,2sleep00-21swapper/023:31:110
7523271,3sleep07527-21ssh21:23:130
5982272,2sleep00-21swapper/019:56:560
4064272,2sleep00-21swapper/019:50:520
3821271,2sleep00-21swapper/000:26:520
32325271,2sleep00-21swapper/021:06:170
30939272,2sleep00-21swapper/019:36:260
301272,2sleep00-21swapper/019:41:070
29747271,2sleep00-21swapper/022:05:580
29108271,2sleep00-21swapper/019:31:320
27290272,2sleep00-21swapper/020:55:150
27290272,2sleep00-21swapper/020:55:150
26708272,2sleep00-21swapper/020:50:570
25587272,2sleep00-21swapper/019:23:280
25587272,2sleep00-21swapper/019:23:270
23620272,2sleep00-21swapper/019:17:040
23022271,2sleep00-21swapper/020:40:440
21174271,2sleep00-21swapper/020:35:580
15495272,2sleep00-21swapper/020:22:020
15387271,2sleep00-21swapper/021:39:370
15387271,2sleep00-21swapper/021:39:370
13720272,2sleep00-21swapper/020:18:110
13444271,2sleep00-21swapper/023:41:560
24871262,2sleep00-21swapper/020:45:500
21685251,2sleep00-21swapper/019:11:040
19351251,2sleep00-21swapper/020:31:060
none11:06:110
none11:06:110
none11:06:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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