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2025-11-29 - 09:35
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot6.osadl.org (updated Sat Nov 29, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1773911030,4ptp4l401ktimersoftd/320:20:083
177391960,1ptp4l401ktimersoftd/322:36:383
242752690,4sleep2848899cyclictest01:08:322
8488996654,7cyclictest33-21ksoftirqd/223:11:232
8488996352,5cyclictest33-21ksoftirqd/200:56:262
8488996149,5cyclictest33-21ksoftirqd/221:16:202
8488996047,6cyclictest33-21ksoftirqd/220:26:192
8488995848,5cyclictest33-21ksoftirqd/222:36:212
82982584,10sleep20-21swapper/220:20:112
177391580,1ptp4l401ktimersoftd/321:28:083
8488995746,6cyclictest33-21ksoftirqd/222:46:242
177391570,1ptp4l401ktimersoftd/322:48:143
8488995631,3cyclictest33-21ksoftirqd/222:31:232
177391560,1ptp4l401ktimersoftd/301:12:493
8488995524,4cyclictest33-21ksoftirqd/200:16:122
135642550,2sleep30-21swapper/322:33:283
8488995442,7cyclictest33-21ksoftirqd/221:41:232
8488995341,6cyclictest33-21ksoftirqd/220:51:172
275362510,1sleep10-21swapper/100:01:261
8488995025,7cyclictest33-21ksoftirqd/200:01:352
8488994924,4cyclictest33-21ksoftirqd/200:41:342
848299491,3cyclictest121rcu_preempt22:46:151
8488994841,4cyclictest33-21ksoftirqd/200:21:172
8488994823,7cyclictest33-21ksoftirqd/201:11:442
177391480,1ptp4l1124-21kworker/3:101:45:063
8488994741,3cyclictest33-21ksoftirqd/200:16:252
8488994720,4cyclictest33-21ksoftirqd/201:46:282
8488994718,8cyclictest33-21ksoftirqd/201:01:442
8488994638,4cyclictest33-21ksoftirqd/221:26:222
8488994635,6cyclictest33-21ksoftirqd/221:01:222
8488994635,4cyclictest33-21ksoftirqd/200:31:332
8488994621,4cyclictest33-21ksoftirqd/221:56:372
8488994619,4cyclictest33-21ksoftirqd/223:36:312
8488994619,4cyclictest33-21ksoftirqd/223:36:312
81582464,30sleep10-21swapper/120:18:201
8488994527,6cyclictest33-21ksoftirqd/201:41:332
8488994518,4cyclictest33-21ksoftirqd/200:39:462
8488994421,20cyclictest33-21ksoftirqd/201:35:052
8488994418,4cyclictest33-21ksoftirqd/200:51:422
8488994231,3cyclictest33-21ksoftirqd/223:16:252
8488994231,3cyclictest33-21ksoftirqd/222:01:212
8488994228,11cyclictest33-21ksoftirqd/221:21:382
8488994218,3cyclictest33-21ksoftirqd/220:46:202
8488994217,4cyclictest33-21ksoftirqd/201:22:052
8488994217,4cyclictest33-21ksoftirqd/201:22:052
8488994216,4cyclictest33-21ksoftirqd/222:44:122
8488994210,6cyclictest33-21ksoftirqd/223:36:112
177391420,0ptp4l401ktimersoftd/300:40:253
848899414,3cyclictest33-21ksoftirqd/223:06:212
8488994135,3cyclictest33-21ksoftirqd/200:11:122
8488994128,10cyclictest33-21ksoftirqd/221:51:322
8488994128,10cyclictest33-21ksoftirqd/221:51:322
848899412,3cyclictest121rcu_preempt22:26:342
8488994111,10cyclictest33-21ksoftirqd/200:46:422
848899409,8cyclictest33-21ksoftirqd/223:21:282
848899406,3cyclictest121rcu_preempt00:26:422
8488994034,3cyclictest33-21ksoftirqd/201:26:302
8488994031,3cyclictest33-21ksoftirqd/201:41:152
848899401,7cyclictest33-21ksoftirqd/220:36:232
8488994014,4cyclictest33-21ksoftirqd/220:21:312
177391400,1ptp4l401ktimersoftd/322:42:503
177391400,1ptp4l401ktimersoftd/301:33:393
8488993933,3cyclictest33-21ksoftirqd/223:56:242
8488993929,3cyclictest33-21ksoftirqd/220:31:212
8488993928,3cyclictest33-21ksoftirqd/221:51:092
8488993928,3cyclictest33-21ksoftirqd/221:51:092
8488993915,4cyclictest33-21ksoftirqd/223:05:112
8488993915,3cyclictest33-21ksoftirqd/201:17:232
177391390,1ptp4l401ktimersoftd/323:36:203
177391390,1ptp4l401ktimersoftd/323:36:203
177391390,1ptp4l401ktimersoftd/322:25:173
177391390,1ptp4l401ktimersoftd/301:38:083
177391390,10ptp4l401ktimersoftd/300:41:363
8488993833,3cyclictest33-21ksoftirqd/222:51:232
8488993832,3cyclictest33-21ksoftirqd/223:46:422
8488993832,3cyclictest33-21ksoftirqd/222:16:102
8488993820,15cyclictest33-21ksoftirqd/221:36:302
8488993815,20cyclictest33-21ksoftirqd/222:57:312
8488993814,3cyclictest33-21ksoftirqd/222:09:012
8482993829,5cyclictest25-21ksoftirqd/100:46:261
8475993833,3cyclictest9-21ksoftirqd/000:21:170
177391380,1ptp4l401ktimersoftd/323:35:183
177391380,1ptp4l401ktimersoftd/323:19:503
177391380,1ptp4l401ktimersoftd/323:15:063
177391380,1ptp4l401ktimersoftd/322:57:073
177391380,0ptp4l401ktimersoftd/300:26:243
8488993731,3cyclictest33-21ksoftirqd/223:26:242
8488993731,3cyclictest33-21ksoftirqd/222:21:262
8488993731,3cyclictest33-21ksoftirqd/221:11:362
8488993725,9cyclictest321ktimersoftd/222:16:252
8488993724,6cyclictest33-21ksoftirqd/223:51:322
848899372,3cyclictest9873-21ssh23:41:282
8488993720,4cyclictest33-21ksoftirqd/221:06:332
177391370,1ptp4l401ktimersoftd/323:55:463
177391370,1ptp4l401ktimersoftd/323:05:373
177391370,1ptp4l401ktimersoftd/320:23:423
177391370,1ptp4l401ktimersoftd/300:57:173
177391370,1ptp4l401ktimersoftd/300:32:113
177391370,1ptp4l401ktimersoftd/300:22:113
177391370,1ptp4l401ktimersoftd/300:03:443
177391370,1ptp4l401ktimersoftd/300:01:033
177391370,0ptp4l401ktimersoftd/321:15:253
177391370,0ptp4l401ktimersoftd/300:50:423
848899366,6cyclictest33-21ksoftirqd/220:46:082
8488993630,3cyclictest33-21ksoftirqd/221:36:082
848299360,7cyclictest121rcu_preempt23:13:511
8475993630,3cyclictest9-21ksoftirqd/023:31:110
177391360,1ptp4l401ktimersoftd/323:24:573
177391360,1ptp4l401ktimersoftd/322:29:593
177391360,12ptp4l401ktimersoftd/323:44:233
177391360,0ptp4l401ktimersoftd/323:47:553
8488993529,3cyclictest33-21ksoftirqd/220:56:242
848299350,7cyclictest10913-21kworker/u8:122:21:301
8475993529,3cyclictest9-21ksoftirqd/000:56:130
847599352,3cyclictest131rcu_sched01:18:560
8475993510,4cyclictest9-21ksoftirqd/001:36:460
177391350,1ptp4l401ktimersoftd/321:51:303
177391350,1ptp4l401ktimersoftd/321:51:303
177391350,12ptp4l401ktimersoftd/321:32:183
122032350,2sleep30-21swapper/323:07:083
8475993428,3cyclictest9-21ksoftirqd/023:26:110
177391340,1ptp4l401ktimersoftd/301:19:213
177391340,1ptp4l401ktimersoftd/301:10:573
177391340,11ptp4l401ktimersoftd/320:26:373
177391340,0ptp4l401ktimersoftd/300:16:393
8482993328,3cyclictest25-21ksoftirqd/101:51:151
218372330,1sleep00-21swapper/000:31:000
177391330,1ptp4l401ktimersoftd/301:28:363
177391330,1ptp4l401ktimersoftd/301:22:503
177391330,1ptp4l401ktimersoftd/301:22:503
177391330,12ptp4l401ktimersoftd/321:06:233
177391330,0ptp4l401ktimersoftd/300:52:143
8482993227,3cyclictest25-21ksoftirqd/101:31:291
8482993227,3cyclictest25-21ksoftirqd/100:26:131
8475993227,3cyclictest9-21ksoftirqd/023:51:120
8475993226,3cyclictest9-21ksoftirqd/023:11:300
8475993226,3cyclictest9-21ksoftirqd/000:51:140
177391320,1ptp4l401ktimersoftd/322:10:263
177391320,1ptp4l401ktimersoftd/320:36:343
177391320,1ptp4l401ktimersoftd/301:46:303
177391320,0ptp4l401ktimersoftd/321:24:063
8482993126,3cyclictest25-21ksoftirqd/101:26:301
8482993126,3cyclictest25-21ksoftirqd/100:01:121
8482993125,3cyclictest25-21ksoftirqd/120:31:271
8482993125,3cyclictest25-21ksoftirqd/100:56:131
8482993116,13cyclictest25-21ksoftirqd/121:16:091
8475993126,3cyclictest9-21ksoftirqd/000:21:130
8475993125,3cyclictest9-21ksoftirqd/001:01:280
177391310,9ptp4l401ktimersoftd/320:55:053
177391310,1ptp4l401ktimersoftd/321:05:433
177391310,0ptp4l401ktimersoftd/320:34:123
8482993025,3cyclictest25-21ksoftirqd/123:16:291
8482993025,3cyclictest25-21ksoftirqd/122:46:111
8482993025,3cyclictest25-21ksoftirqd/100:26:231
8482993024,3cyclictest25-21ksoftirqd/100:36:141
8482993023,4cyclictest25-21ksoftirqd/101:16:271
847599304,5cyclictest9-21ksoftirqd/000:05:250
8475993025,3cyclictest9-21ksoftirqd/022:46:310
8475993025,3cyclictest9-21ksoftirqd/021:21:280
8475993024,3cyclictest9-21ksoftirqd/022:56:110
8475993024,3cyclictest9-21ksoftirqd/020:56:270
8475993024,3cyclictest9-21ksoftirqd/020:26:250
8475993024,3cyclictest9-21ksoftirqd/001:11:140
809823010,9sleep00-21swapper/020:17:350
177391300,8ptp4l401ktimersoftd/323:31:083
177391300,1ptp4l401ktimersoftd/300:06:263
177391300,0ptp4l401ktimersoftd/322:20:183
177391300,0ptp4l401ktimersoftd/300:15:563
8496992912,3cyclictest28048-21sshd20:58:203
8482992924,3cyclictest25-21ksoftirqd/123:41:121
8482992924,3cyclictest25-21ksoftirqd/123:41:121
8482992924,3cyclictest25-21ksoftirqd/121:26:081
8482992924,3cyclictest25-21ksoftirqd/120:26:091
8482992924,3cyclictest25-21ksoftirqd/101:21:441
8482992924,3cyclictest25-21ksoftirqd/101:21:441
8482992924,3cyclictest25-21ksoftirqd/101:01:131
8482992924,3cyclictest25-21ksoftirqd/100:06:271
8482992923,4cyclictest19559-21cron21:51:091
8482992923,4cyclictest19559-21cron21:51:091
8482992923,3cyclictest25-21ksoftirqd/123:51:121
8482992923,3cyclictest25-21ksoftirqd/101:06:361
8482992923,3cyclictest25-21ksoftirqd/101:06:141
8482992922,5cyclictest25-21ksoftirqd/100:16:371
8482992921,4cyclictest25-21ksoftirqd/120:21:071
8475992924,3cyclictest9-21ksoftirqd/022:31:100
8475992924,3cyclictest9-21ksoftirqd/001:31:340
8475992923,3cyclictest9-21ksoftirqd/023:56:300
8475992923,3cyclictest9-21ksoftirqd/022:31:290
8475992923,3cyclictest9-21ksoftirqd/022:16:210
8475992923,3cyclictest9-21ksoftirqd/022:06:090
8475992922,5cyclictest9-21ksoftirqd/000:41:260
177391290,0ptp4l401ktimersoftd/321:49:263
177391290,0ptp4l401ktimersoftd/321:49:263
177391290,0ptp4l401ktimersoftd/321:45:463
8496992821,4cyclictest41-21ksoftirqd/322:15:093
8482992824,3cyclictest25-21ksoftirqd/123:21:421
8482992823,3cyclictest25-21ksoftirqd/123:26:411
8482992823,3cyclictest25-21ksoftirqd/121:31:301
8482992823,3cyclictest25-21ksoftirqd/101:41:271
8482992822,4cyclictest25-21ksoftirqd/122:56:231
8482992822,3cyclictest25-21ksoftirqd/123:41:251
8482992822,3cyclictest25-21ksoftirqd/121:03:491
8482992817,9cyclictest25-21ksoftirqd/122:51:281
8475992823,3cyclictest9-21ksoftirqd/000:56:430
8475992822,3cyclictest9-21ksoftirqd/022:11:280
8475992822,3cyclictest9-21ksoftirqd/021:01:280
8475992822,3cyclictest9-21ksoftirqd/001:31:140
8475992819,7cyclictest9-21ksoftirqd/001:41:310
177391280,0ptp4l401ktimersoftd/320:42:063
8482992722,3cyclictest25-21ksoftirqd/123:56:121
8482992722,3cyclictest25-21ksoftirqd/123:06:291
8482992722,3cyclictest25-21ksoftirqd/123:01:281
8482992722,3cyclictest25-21ksoftirqd/122:27:181
8482992722,3cyclictest25-21ksoftirqd/122:21:101
8482992722,3cyclictest25-21ksoftirqd/120:51:241
8482992722,3cyclictest25-21ksoftirqd/120:36:251
8482992722,3cyclictest25-21ksoftirqd/100:44:341
8482992721,3cyclictest25-21ksoftirqd/122:01:211
8482992721,3cyclictest25-21ksoftirqd/121:16:271
8482992719,5cyclictest25-21ksoftirqd/122:09:011
8482992715,10cyclictest25-21ksoftirqd/101:11:431
8475992722,3cyclictest9-21ksoftirqd/022:26:100
8475992722,3cyclictest9-21ksoftirqd/021:36:280
8475992722,3cyclictest9-21ksoftirqd/021:31:300
8475992722,3cyclictest9-21ksoftirqd/001:46:280
8475992722,3cyclictest9-21ksoftirqd/000:31:280
8475992721,4cyclictest9-21ksoftirqd/020:32:450
8475992721,3cyclictest9-21ksoftirqd/021:06:270
8475992721,3cyclictest9-21ksoftirqd/001:11:270
847599270,3cyclictest121rcu_preempt00:16:130
177391270,0ptp4l401ktimersoftd/321:18:003
8496992621,3cyclictest41-21ksoftirqd/301:01:263
8482992621,3cyclictest25-21ksoftirqd/122:36:281
8482992621,3cyclictest25-21ksoftirqd/121:41:091
8482992621,3cyclictest25-21ksoftirqd/120:46:201
8482992620,3cyclictest25-21ksoftirqd/122:31:211
8482992620,3cyclictest25-21ksoftirqd/121:42:381
8482992620,3cyclictest25-21ksoftirqd/121:31:091
8482992620,3cyclictest25-21ksoftirqd/120:41:301
8482992620,3cyclictest25-21ksoftirqd/101:36:351
8475992621,3cyclictest9-21ksoftirqd/023:51:300
8475992621,3cyclictest9-21ksoftirqd/023:16:290
8475992621,3cyclictest9-21ksoftirqd/023:11:100
8475992621,3cyclictest9-21ksoftirqd/022:41:110
8475992621,3cyclictest9-21ksoftirqd/021:56:400
8475992621,3cyclictest9-21ksoftirqd/020:44:460
8475992620,3cyclictest9-21ksoftirqd/023:01:250
8475992620,3cyclictest9-21ksoftirqd/022:56:290
8475992620,3cyclictest9-21ksoftirqd/022:10:190
8475992620,3cyclictest9-21ksoftirqd/001:26:140
8475992620,3cyclictest9-21ksoftirqd/001:26:140
8475992619,4cyclictest9-21ksoftirqd/021:30:060
8475992619,4cyclictest9-21ksoftirqd/020:54:050
8475992619,4cyclictest9-21ksoftirqd/020:37:230
8496992520,3cyclictest41-21ksoftirqd/320:51:083
8482992519,3cyclictest25-21ksoftirqd/120:56:271
8482992518,4cyclictest25-21ksoftirqd/121:53:391
8482992518,4cyclictest25-21ksoftirqd/121:53:391
8482992518,4cyclictest25-21ksoftirqd/100:36:261
8475992519,3cyclictest9-21ksoftirqd/020:47:550
8475992518,4cyclictest9-21ksoftirqd/021:21:030
8475992518,4cyclictest9-21ksoftirqd/020:23:100
177391250,1ptp4l401ktimersoftd/322:51:243
177391250,1ptp4l401ktimersoftd/321:37:513
8482992419,3cyclictest25-21ksoftirqd/121:11:091
8482992419,3cyclictest25-21ksoftirqd/100:11:251
8482992418,3cyclictest693-21grep23:31:281
8475992420,3cyclictest9-21ksoftirqd/000:36:360
8475992420,2cyclictest9-21ksoftirqd/021:16:090
8475992419,3cyclictest9-21ksoftirqd/023:31:360
8475992418,3cyclictest9-21ksoftirqd/023:36:240
8475992418,3cyclictest9-21ksoftirqd/023:36:240
8475992418,3cyclictest9-21ksoftirqd/021:55:220
8475992418,3cyclictest9-21ksoftirqd/021:55:220
177391240,1ptp4l401ktimersoftd/322:01:253
8482992318,3cyclictest25-21ksoftirqd/122:11:251
8482992318,3cyclictest25-21ksoftirqd/122:01:091
8475992319,2cyclictest9-21ksoftirqd/023:41:270
8475992318,3cyclictest9-21ksoftirqd/022:41:260
177391230,0ptp4l401ktimersoftd/321:56:263
8475992217,3cyclictest9-21ksoftirqd/021:44:230
8475992116,3cyclictest9-21ksoftirqd/021:51:090
8475992116,3cyclictest9-21ksoftirqd/021:51:090
8475992116,3cyclictest9-21ksoftirqd/000:06:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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