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2026-04-15 - 09:02
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of all highest latencies:
System rack7slot1.osadl.org (updated Wed Apr 15, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27623211753,23sleep00-21swapper/019:05:020
27623211753,23sleep00-21swapper/019:05:010
29626211455,54sleep20-21swapper/219:09:262
29626211455,54sleep20-21swapper/219:09:252
29410211454,55sleep10-21swapper/119:06:391
29410211454,55sleep10-21swapper/119:06:391
29531210378,20sleep30-21swapper/319:08:143
29531210378,20sleep30-21swapper/319:08:133
193862720,2sleep217386-21stress22:30:012
29773994928,19cyclictest0-21swapper/321:30:123
29773994928,19cyclictest0-21swapper/321:30:123
29772994711,25cyclictest0-21swapper/200:00:212
29773994529,13cyclictest0-21swapper/323:17:223
29773994529,13cyclictest0-21swapper/323:05:373
29773994528,15cyclictest0-21swapper/323:40:263
29773994429,13cyclictest0-21swapper/323:10:113
29773994427,14cyclictest0-21swapper/322:09:463
29773994427,14cyclictest0-21swapper/322:09:463
29773994327,13cyclictest0-21swapper/322:40:353
29773994127,12cyclictest0-21swapper/322:35:233
29773994126,12cyclictest0-21swapper/321:11:503
29773994125,13cyclictest0-21swapper/322:30:223
29773994117,22cyclictest0-21swapper/321:46:443
29773993925,12cyclictest0-21swapper/323:38:543
29773993925,12cyclictest0-21swapper/321:57:093
29773993922,15cyclictest0-21swapper/323:30:223
29772993910,26cyclictest0-21swapper/223:31:042
256892395,14sleep20-21swapper/220:10:362
2977399387,28cyclictest0-21swapper/300:07:123
2977099389,26cyclictest0-21swapper/022:14:540
2977099389,26cyclictest0-21swapper/022:14:540
216492385,13sleep20-21swapper/220:03:422
29773993723,12cyclictest0-21swapper/322:25:163
29773993722,12cyclictest0-21swapper/322:10:223
29773993722,12cyclictest0-21swapper/322:10:223
29773993710,24cyclictest0-21swapper/323:56:413
29773993710,24cyclictest0-21swapper/300:10:293
29771993710,24cyclictest0-21swapper/123:41:231
29771993710,24cyclictest0-21swapper/122:45:331
150132375,13sleep10-21swapper/119:46:091
41332365,13sleep00-21swapper/020:36:280
302732365,12sleep20-21swapper/220:24:202
2977399368,25cyclictest0-21swapper/323:45:203
29773993630,4cyclictest31918-21grep21:40:343
29773993630,4cyclictest24906-21irqstats20:10:183
29773993620,14cyclictest0-21swapper/323:21:333
29773993620,13cyclictest17389-21stress00:39:053
29773993617,17cyclictest0-21swapper/321:20:213
29773993617,16cyclictest0-21swapper/321:25:153
29773993610,24cyclictest0-21swapper/322:50:213
29772993615,18cyclictest0-21swapper/200:14:542
29772993612,21cyclictest0-21swapper/200:36:062
29772993612,21cyclictest0-21swapper/200:20:142
29771993615,19cyclictest0-21swapper/123:29:311
29771993615,19cyclictest0-21swapper/123:29:311
29771993615,19cyclictest0-21swapper/123:01:321
29771993615,19cyclictest0-21swapper/123:01:321
29770993611,22cyclictest0-21swapper/000:29:010
236162365,13sleep20-21swapper/220:06:352
87752355,12sleep20-21swapper/219:33:362
44022355,12sleep20-21swapper/220:39:472
29773993529,4cyclictest22996-21ntp_states20:05:203
29773993529,4cyclictest1657-21/usr/sbin/munin19:15:243
29773993521,12cyclictest17387-21stress23:54:593
29773993521,12cyclictest0-21swapper/321:35:303
29773993510,22cyclictest0-21swapper/300:30:173
29773993510,22cyclictest0-21swapper/300:30:163
2977299358,24cyclictest0-21swapper/222:13:232
2977299358,24cyclictest0-21swapper/222:13:222
29772993516,16cyclictest0-21swapper/222:15:322
29772993512,20cyclictest0-21swapper/221:10:162
29772993512,20cyclictest0-21swapper/200:17:262
29772993511,21cyclictest0-21swapper/223:10:222
29772993511,21cyclictest0-21swapper/222:30:312
29772993511,21cyclictest0-21swapper/221:55:382
29772993511,21cyclictest0-21swapper/200:25:262
2977099358,24cyclictest0-21swapper/023:25:150
2977099358,24cyclictest0-21swapper/023:25:150
29770993514,18cyclictest0-21swapper/021:15:400
172902355,10sleep00-21swapper/019:52:470
149502355,13sleep20-21swapper/219:45:262
67532344,13sleep00-21swapper/019:30:010
46852344,13sleep00-21swapper/020:40:050
43942345,10sleep10-21swapper/119:22:351
323402344,13sleep00-21swapper/020:27:590
2977399348,23cyclictest0-21swapper/322:00:343
2977399347,25cyclictest0-21swapper/300:16:453
29773993428,4cyclictest29171-21irqstats20:20:173
29773993428,4cyclictest26708-21df20:15:143
29773993428,4cyclictest12117-21ntp_states20:55:203
29773993424,8cyclictest17389-21stress22:21:293
29773993424,8cyclictest17389-21stress00:20:323
29773993424,8cyclictest17387-21stress00:25:263
29773993421,11cyclictest0-21swapper/321:10:023
29773993416,15cyclictest0-21swapper/322:55:123
29773993415,17cyclictest0-21swapper/319:51:183
29773993411,20cyclictest0-21swapper/321:50:153
2977299347,24cyclictest0-21swapper/223:35:152
29772993416,15cyclictest0-21swapper/221:43:052
29772993415,16cyclictest0-21swapper/221:50:222
29772993415,16cyclictest0-21swapper/221:45:252
29772993412,19cyclictest0-21swapper/222:35:172
29772993411,20cyclictest0-21swapper/223:15:162
29772993411,20cyclictest0-21swapper/222:22:592
29771993414,18cyclictest0-21swapper/121:45:061
29771993412,20cyclictest0-21swapper/100:33:501
29771993412,20cyclictest0-21swapper/100:33:491
29771993411,20cyclictest0-21swapper/121:37:421
29771993410,21cyclictest0-21swapper/122:50:391
29770993419,13cyclictest0-21swapper/020:13:450
29770993411,17cyclictest0-21swapper/019:12:450
29770993410,22cyclictest0-21swapper/000:03:450
29770993410,21cyclictest0-21swapper/021:40:330
29770993410,19cyclictest0-21swapper/020:15:210
29770993410,18cyclictest0-21swapper/019:40:260
280192345,10sleep10-21swapper/120:17:571
19232345,13sleep20-21swapper/220:31:092
173682345,10sleep10-21swapper/119:53:431
108902345,10sleep10-21swapper/119:38:151
89962334,10sleep00-21swapper/020:50:090
85072335,12sleep10-21swapper/119:30:251
66292335,13sleep10-21swapper/119:28:331
2977399338,23cyclictest0-21swapper/321:00:293
2977399337,24cyclictest0-21swapper/323:25:163
2977399337,24cyclictest0-21swapper/323:25:163
29773993324,7cyclictest16582sleep323:03:313
29773993324,7cyclictest16582sleep323:03:313
29773993319,11cyclictest17389-21stress22:19:163
29773993310,20cyclictest0-21swapper/300:00:123
2977299339,21cyclictest0-21swapper/221:20:272
29772993315,15cyclictest0-21swapper/223:50:112
29772993314,16cyclictest0-21swapper/222:05:212
29772993314,16cyclictest0-21swapper/222:05:202
29772993311,19cyclictest0-21swapper/223:46:092
29772993311,19cyclictest0-21swapper/222:45:172
29772993310,20cyclictest0-21swapper/222:55:262
29771993316,14cyclictest0-21swapper/100:08:031
29771993313,18cyclictest0-21swapper/100:24:051
29771993311,19cyclictest0-21swapper/122:03:081
29771993310,20cyclictest0-21swapper/121:15:371
2977099338,22cyclictest0-21swapper/021:50:360
29770993312,18cyclictest0-21swapper/023:47:190
29770993311,20cyclictest0-21swapper/022:20:210
281392335,12sleep20-21swapper/220:19:312
23942335,13sleep20-21swapper/219:19:592
235692335,13sleep10-21swapper/120:06:031
192512335,13sleep10-21swapper/119:55:351
153172335,13sleep00-21swapper/019:49:570
151352334,13sleep00-21swapper/021:04:470
130942335,13sleep10-21swapper/119:44:091
2977399328,22cyclictest0-21swapper/319:15:013
2977399327,22cyclictest0-21swapper/322:45:183
29773993226,4cyclictest7579-21irqstats20:45:193
29773993222,7cyclictest10023-21proc_pri20:50:213
2977299327,22cyclictest0-21swapper/223:40:272
2977299326,23cyclictest0-21swapper/223:05:202
29772993216,13cyclictest0-21swapper/223:01:442
29772993216,13cyclictest0-21swapper/223:01:442
29772993216,13cyclictest0-21swapper/200:31:272
29772993216,13cyclictest0-21swapper/200:31:272
29772993211,18cyclictest0-21swapper/221:15:182
29772993211,18cyclictest0-21swapper/200:05:202
29772993210,19cyclictest0-21swapper/223:25:262
29772993210,19cyclictest0-21swapper/223:25:262
2977199329,21cyclictest0-21swapper/120:20:121
2977199329,20cyclictest0-21swapper/122:05:101
2977199329,20cyclictest0-21swapper/122:05:091
2977199329,17cyclictest0-21swapper/120:55:051
2977199329,17cyclictest0-21swapper/120:12:471
29771993215,15cyclictest0-21swapper/121:20:041
29771993215,14cyclictest0-21swapper/122:15:221
29771993215,14cyclictest0-21swapper/121:55:101
29771993215,14cyclictest0-21swapper/121:40:161
29771993214,15cyclictest0-21swapper/123:15:321
29771993214,15cyclictest0-21swapper/100:35:041
29771993211,20cyclictest0-21swapper/120:45:191
29771993211,18cyclictest0-21swapper/122:40:401
29771993211,18cyclictest0-21swapper/122:20:551
29771993211,18cyclictest0-21swapper/100:10:261
2977099329,20cyclictest0-21swapper/000:05:130
2977099325,25cyclictest0-21swapper/019:23:410
29770993217,12cyclictest0-21swapper/021:47:490
29770993211,18cyclictest0-21swapper/023:13:350
29770993211,18cyclictest0-21swapper/022:15:040
29770993211,18cyclictest0-21swapper/021:26:540
29770993211,18cyclictest0-21swapper/000:15:080
29770993211,17cyclictest0-21swapper/020:30:050
29770993210,16cyclictest0-21swapper/021:05:050
2977399318,21cyclictest0-21swapper/320:01:593
2977399318,21cyclictest0-21swapper/319:38:493
29773993117,11cyclictest0-21swapper/320:35:173
29773993110,19cyclictest0-21swapper/321:15:183
2977299317,21cyclictest0-21swapper/221:30:222
2977299317,21cyclictest0-21swapper/221:30:222
2977299316,22cyclictest0-21swapper/223:21:032
29772993112,16cyclictest0-21swapper/221:25:252
2977199318,21cyclictest0-21swapper/120:35:241
2977199315,16cyclictest0-21swapper/119:12:131
29771993115,14cyclictest0-21swapper/100:25:061
29771993114,14cyclictest0-21swapper/123:30:051
29771993114,14cyclictest0-21swapper/123:12:071
29771993113,16cyclictest0-21swapper/121:32:121
29771993113,16cyclictest0-21swapper/121:32:121
29771993112,17cyclictest0-21swapper/100:00:101
29771993111,17cyclictest0-21swapper/122:55:071
29771993110,18cyclictest0-21swapper/121:25:091
2977099315,24cyclictest0-21swapper/019:32:320
2977099315,24cyclictest0-21swapper/019:15:310
2977099315,20cyclictest0-21swapper/020:55:270
29770993116,12cyclictest0-21swapper/023:15:510
29770993116,12cyclictest0-21swapper/023:05:440
29770993115,13cyclictest0-21swapper/022:25:400
29770993111,18cyclictest0-21swapper/022:50:070
29770993111,18cyclictest0-21swapper/021:15:010
29770993111,18cyclictest0-21swapper/019:35:360
29770993111,17cyclictest0-21swapper/023:20:180
29770993110,19cyclictest0-21swapper/023:51:150
29770993110,18cyclictest0-21swapper/023:35:350
29770993110,17cyclictest0-21swapper/020:05:050
2977399309,19cyclictest0-21swapper/319:25:013
2977399308,11cyclictest0-21swapper/319:57:483
2977399306,22cyclictest0-21swapper/319:42:223
2977299305,23cyclictest0-21swapper/221:00:142
2977299305,23cyclictest0-21swapper/220:50:422
29772993015,13cyclictest0-21swapper/222:40:182
29772993011,16cyclictest0-21swapper/222:00:032
2977199309,19cyclictest0-21swapper/120:00:121
2977199309,16cyclictest0-21swapper/120:50:051
2977199309,16cyclictest0-21swapper/119:15:501
2977199305,19cyclictest0-21swapper/120:30:111
2977199304,20cyclictest0-21swapper/120:25:321
29771993014,14cyclictest0-21swapper/122:10:251
29771993014,14cyclictest0-21swapper/122:10:251
29771993014,14cyclictest0-21swapper/121:50:281
29771993013,15cyclictest0-21swapper/123:55:181
29771993013,15cyclictest0-21swapper/122:25:121
29771993011,16cyclictest0-21swapper/100:15:231
2977099309,16cyclictest0-21swapper/020:20:060
29770993016,13cyclictest0-21swapper/019:59:120
29770993016,12cyclictest0-21swapper/022:39:430
29770993016,12cyclictest0-21swapper/022:30:210
29770993016,12cyclictest0-21swapper/021:30:050
29770993016,12cyclictest0-21swapper/021:30:050
29770993015,12cyclictest0-21swapper/022:05:260
29770993015,12cyclictest0-21swapper/022:05:260
29770993014,14cyclictest0-21swapper/022:40:070
29770993014,14cyclictest0-21swapper/021:20:160
29770993011,18cyclictest0-21swapper/020:00:590
2977399297,19cyclictest0-21swapper/320:25:173
29773992918,8cyclictest5250-21df19:25:133
2977299295,22cyclictest0-21swapper/220:41:312
2977299295,22cyclictest0-21swapper/219:55:012
2977299295,22cyclictest0-21swapper/219:40:512
2977299295,22cyclictest0-21swapper/219:25:242
29772992916,12cyclictest0-21swapper/221:09:112
29772992916,12cyclictest0-21swapper/220:25:222
29772992916,12cyclictest0-21swapper/219:20:312
29772992913,13cyclictest0-21swapper/222:50:012
2977199295,22cyclictest0-21swapper/121:05:561
29771992915,12cyclictest0-21swapper/123:05:221
29771992915,11cyclictest0-21swapper/121:10:331
2977099299,18cyclictest0-21swapper/000:30:130
2977099299,18cyclictest0-21swapper/000:30:120
2977099299,15cyclictest0-21swapper/020:46:130
29770992915,12cyclictest0-21swapper/023:55:060
29770992915,12cyclictest0-21swapper/023:40:120
29770992915,12cyclictest0-21swapper/023:00:200
29770992915,12cyclictest0-21swapper/023:00:200
29770992914,12cyclictest0-21swapper/022:55:150
29770992912,15cyclictest0-21swapper/000:35:310
29770992910,17cyclictest0-21swapper/023:30:160
2977399288,18cyclictest0-21swapper/320:32:113
2977399285,21cyclictest0-21swapper/320:40:083
29773992822,4cyclictest7298-21tr19:30:133
2977299285,21cyclictest0-21swapper/219:36:112
2977199288,19cyclictest0-21swapper/121:00:261
2977199286,19cyclictest0-21swapper/123:45:221
2977199286,19cyclictest0-21swapper/122:35:321
2977199285,17cyclictest0-21swapper/120:40:161
29771992813,12cyclictest0-21swapper/123:50:261
29770992812,14cyclictest0-21swapper/022:45:280
29773992718,7cyclictest13445-21taskset19:45:103
29772992710,15cyclictest0-21swapper/219:54:192
2977099275,14cyclictest0-21swapper/000:10:330
2977299265,19cyclictest0-21swapper/220:55:132
29772992612,12cyclictest0-21swapper/221:35:282
29772992611,14cyclictest0-21swapper/219:10:322
2977199267,17cyclictest0-21swapper/122:30:171
29770992512,11cyclictest0-21swapper/021:39:590
2977299245,18cyclictest0-21swapper/220:45:192
29770992411,11cyclictest0-21swapper/000:20:220
2977199237,14cyclictest0-21swapper/123:25:011
2977199233,6cyclictest15793-21memory23:35:241
2977299216,13cyclictest0-21swapper/223:55:172
2977099216,13cyclictest0-21swapper/022:00:280
2977099209,9cyclictest0-21swapper/021:55:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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