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2026-06-16 - 05:24
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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 the highest latencies:
System rack7slot1.osadl.org (updated Tue Jun 16, 2026 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3783211959,55sleep30-21swapper/319:07:223
3683211050,55sleep10-21swapper/119:06:071
391729746,47sleep00-21swapper/019:09:010
389828864,20sleep20-21swapper/219:08:462
35052520,1sleep324847-21stress22:48:343
35052520,1sleep324847-21stress22:48:343
4108994610,33cyclictest0-21swapper/022:43:560
4108994610,33cyclictest0-21swapper/022:43:560
4108994415,26cyclictest0-21swapper/022:12:110
4111994321,19cyclictest0-21swapper/322:58:453
81472422,26sleep224847-21stress00:13:302
411199423,36cyclictest24849-21stress00:20:133
410899428,31cyclictest0-21swapper/022:20:100
4110994110,14cyclictest0-21swapper/223:05:452
4108994112,26cyclictest0-21swapper/000:04:010
411199405,32cyclictest24849-21stress21:35:123
411199403,35cyclictest0-21swapper/322:20:273
4111994020,17cyclictest0-21swapper/321:29:173
4111994019,19cyclictest0-21swapper/323:30:293
410899405,22cyclictest0-21swapper/023:15:210
410899405,22cyclictest0-21swapper/023:15:210
4108994010,27cyclictest0-21swapper/023:24:510
411199393,33cyclictest0-21swapper/322:15:213
411199393,33cyclictest0-21swapper/322:15:213
4111993921,15cyclictest0-21swapper/322:00:523
4111993920,17cyclictest0-21swapper/321:40:203
4111993918,19cyclictest0-21swapper/322:05:273
4111993918,19cyclictest0-21swapper/322:05:263
4111993918,18cyclictest0-21swapper/323:10:293
4111993918,18cyclictest0-21swapper/323:10:283
4108993912,24cyclictest0-21swapper/023:45:180
4108993910,26cyclictest0-21swapper/022:30:270
411199386,29cyclictest24849-21stress21:21:293
411199383,32cyclictest26009-21/usr/sbin/munin19:55:243
411199383,32cyclictest24849-21stress21:10:523
411199382,3cyclictest24849-21stress21:31:043
411199382,3cyclictest24849-21stress21:31:033
411199382,34cyclictest24849-21stress23:55:153
411199382,34cyclictest24849-21stress23:55:153
410899387,24cyclictest0-21swapper/023:30:050
85602375,11sleep20-21swapper/219:15:232
411199377,27cyclictest24851-21iperf21:15:153
411199376,29cyclictest24847-21stress00:30:233
411199375,29cyclictest24849-21stress22:35:353
411199373,32cyclictest24849-21stress22:32:273
411199373,32cyclictest24849-21stress00:15:423
411199373,32cyclictest24847-21stress00:36:383
411199373,31cyclictest24847-21stress23:50:193
411199373,31cyclictest0-21swapper/323:20:263
411199373,17cyclictest0-21swapper/319:30:133
411199372,33cyclictest24849-21stress00:10:353
4110993710,24cyclictest0-21swapper/222:25:302
4109993715,19cyclictest0-21swapper/122:55:201
4108993715,20cyclictest0-21swapper/000:05:100
4108993714,21cyclictest0-21swapper/022:46:100
4108993714,21cyclictest0-21swapper/022:46:090
4108993712,22cyclictest0-21swapper/023:40:450
4108993711,23cyclictest0-21swapper/021:20:120
4108993711,23cyclictest0-21swapper/000:35:120
4108993710,24cyclictest0-21swapper/023:25:350
4108993710,24cyclictest0-21swapper/023:25:340
243902375,14sleep10-21swapper/119:54:571
71782365,15sleep20-21swapper/220:27:172
49592365,15sleep20-21swapper/220:22:122
411199366,27cyclictest24849-21stress23:00:333
411199364,29cyclictest0-21swapper/323:40:313
411199363,30cyclictest24849-21stress00:00:053
411199363,18cyclictest0-21swapper/319:15:223
411199363,17cyclictest0-21swapper/321:00:523
411199363,17cyclictest0-21swapper/320:45:213
411199363,17cyclictest0-21swapper/320:30:203
411199363,14cyclictest0-21swapper/320:17:413
411199362,31cyclictest24849-21stress23:25:513
411199362,31cyclictest24849-21stress23:25:503
411199362,31cyclictest24849-21stress21:50:143
411199362,31cyclictest24849-21stress21:50:143
411199362,31cyclictest24847-21stress23:35:283
411199362,31cyclictest24847-21stress23:16:513
411199362,31cyclictest24847-21stress23:16:503
411099367,26cyclictest0-21swapper/223:14:152
411099367,26cyclictest0-21swapper/223:14:142
4110993611,22cyclictest0-21swapper/223:29:102
4110993611,22cyclictest0-21swapper/223:29:092
410899365,24cyclictest0-21swapper/020:15:230
410899365,24cyclictest0-21swapper/019:15:150
4108993617,17cyclictest0-21swapper/021:15:080
4108993612,21cyclictest0-21swapper/022:15:030
4108993612,21cyclictest0-21swapper/022:15:020
4108993612,21cyclictest0-21swapper/021:43:180
4108993612,21cyclictest0-21swapper/000:30:060
4108993610,12cyclictest0-21swapper/023:01:290
411199359,23cyclictest0-21swapper/319:40:153
411199358,25cyclictest24849-21stress23:05:173
411199357,26cyclictest24851-21iperf00:06:263
411199355,27cyclictest24847-21stress00:25:153
411199354,28cyclictest24849-21stress22:25:563
411199354,16cyclictest0-21swapper/321:06:513
411199353,30cyclictest24849-21stress22:40:063
411199353,30cyclictest24849-21stress22:40:063
411199353,17cyclictest0-21swapper/320:55:473
411199353,14cyclictest0-21swapper/320:42:233
411199353,14cyclictest0-21swapper/320:36:183
411199353,14cyclictest0-21swapper/320:26:403
411199353,14cyclictest0-21swapper/320:20:273
411199353,14cyclictest0-21swapper/320:10:283
411199353,14cyclictest0-21swapper/320:01:123
411199353,12cyclictest0-21swapper/320:05:493
411199352,31cyclictest24849-21stress21:45:323
411099357,25cyclictest0-21swapper/221:53:102
411099357,25cyclictest0-21swapper/221:53:102
4108993516,16cyclictest0-21swapper/022:03:480
4108993511,21cyclictest0-21swapper/022:50:190
4108993511,21cyclictest0-21swapper/021:50:250
4108993511,21cyclictest0-21swapper/021:50:240
4108993511,21cyclictest0-21swapper/021:14:430
4108993510,22cyclictest0-21swapper/023:10:210
4108993510,22cyclictest0-21swapper/023:10:210
4108993510,16cyclictest0-21swapper/019:28:590
286042355,14sleep20-21swapper/220:03:282
262822355,14sleep20-21swapper/219:56:292
246862355,11sleep10-21swapper/119:55:131
246322355,11sleep00-21swapper/021:08:260
244052355,15sleep10-21swapper/121:05:451
137262355,15sleep10-21swapper/120:43:121
135592355,14sleep20-21swapper/220:41:042
131992355,13sleep20-21swapper/219:26:062
113822355,11sleep20-21swapper/220:35:562
93852345,14sleep20-21swapper/220:32:552
6242345,12sleep10-21swapper/120:14:011
5062345,11sleep20-21swapper/220:12:382
411199347,24cyclictest282032chrt23:45:173
411199346,26cyclictest0-21swapper/322:10:193
411199343,4cyclictest24849-21stress21:55:173
411199343,28cyclictest4479-21/usr/sbin/munin22:50:183
411199343,16cyclictest0-21swapper/319:12:353
411199343,13cyclictest0-21swapper/319:51:093
411199343,13cyclictest0-21swapper/319:35:483
411199342,30cyclictest13309-21sshd19:27:223
4110993411,21cyclictest0-21swapper/222:21:552
410999347,24cyclictest0-21swapper/100:19:121
4109993415,16cyclictest0-21swapper/100:20:231
4109993410,21cyclictest0-21swapper/123:51:211
410899347,18cyclictest0-21swapper/019:39:000
410899345,23cyclictest0-21swapper/019:45:230
410899345,21cyclictest0-21swapper/000:25:060
410899345,20cyclictest0-21swapper/021:00:060
4108993417,14cyclictest0-21swapper/023:36:510
4108993415,16cyclictest0-21swapper/022:35:450
4108993414,18cyclictest0-21swapper/022:58:040
4108993410,19cyclictest0-21swapper/019:30:420
25792345,14sleep10-21swapper/120:15:421
223412345,14sleep20-21swapper/221:01:582
154982345,15sleep10-21swapper/119:32:261
113012345,11sleep10-21swapper/119:24:211
411199336,24cyclictest0-21swapper/320:50:223
411199336,24cyclictest0-21swapper/319:45:153
411199336,24cyclictest0-21swapper/319:20:123
411099337,23cyclictest0-21swapper/222:55:012
411099337,23cyclictest0-21swapper/221:56:522
411099336,24cyclictest0-21swapper/223:20:202
411099336,24cyclictest0-21swapper/223:15:112
411099336,24cyclictest0-21swapper/223:15:102
4110993315,15cyclictest0-21swapper/200:30:302
4110993315,15cyclictest0-21swapper/200:00:352
4110993314,16cyclictest0-21swapper/200:25:362
4110993310,20cyclictest0-21swapper/223:45:472
4109993315,15cyclictest0-21swapper/122:25:001
4109993315,15cyclictest0-21swapper/122:00:311
4109993312,18cyclictest0-21swapper/121:46:421
4109993312,18cyclictest0-21swapper/100:30:271
410899339,14cyclictest0-21swapper/019:10:050
410899338,19cyclictest0-21swapper/020:30:050
410899336,18cyclictest0-21swapper/020:46:280
410899335,26cyclictest0-21swapper/020:40:160
4108993316,15cyclictest0-21swapper/022:10:020
4108993316,15cyclictest0-21swapper/022:10:010
4108993313,18cyclictest0-21swapper/000:15:160
4108993312,18cyclictest0-21swapper/000:20:280
4108993310,20cyclictest0-21swapper/021:30:130
4108993310,20cyclictest0-21swapper/021:30:120
245792335,12sleep20-21swapper/221:07:512
180192335,11sleep00-21swapper/020:51:570
110232335,13sleep00-21swapper/019:20:510
411099329,12cyclictest0-21swapper/222:10:212
411099328,21cyclictest0-21swapper/223:40:232
4110993216,14cyclictest0-21swapper/223:56:492
4110993216,14cyclictest0-21swapper/223:56:482
4110993216,14cyclictest0-21swapper/222:30:152
4110993211,19cyclictest0-21swapper/223:34:552
4109993215,15cyclictest0-21swapper/123:45:001
4109993215,15cyclictest0-21swapper/123:23:341
4109993214,15cyclictest0-21swapper/122:25:361
4109993214,15cyclictest0-21swapper/100:02:431
4109993211,18cyclictest0-21swapper/123:32:531
4109993211,18cyclictest0-21swapper/121:35:461
410899329,20cyclictest0-21swapper/023:55:260
410899329,20cyclictest0-21swapper/023:55:250
410899327,18cyclictest0-21swapper/019:54:290
410899326,21cyclictest0-21swapper/020:25:360
4108993215,15cyclictest0-21swapper/021:27:040
4108993214,16cyclictest0-21swapper/021:45:120
4108993214,15cyclictest0-21swapper/021:55:270
411099319,20cyclictest0-21swapper/219:33:242
411099318,21cyclictest0-21swapper/222:55:042
411099317,21cyclictest0-21swapper/200:35:262
4110993115,14cyclictest0-21swapper/223:35:212
4110993115,14cyclictest0-21swapper/200:15:342
4110993115,13cyclictest0-21swapper/221:40:162
4110993110,18cyclictest0-21swapper/221:33:402
4110993110,18cyclictest0-21swapper/221:33:392
4110993110,18cyclictest0-21swapper/221:21:082
410999316,17cyclictest0-21swapper/119:10:221
4109993117,13cyclictest0-21swapper/120:45:101
4109993116,12cyclictest0-21swapper/122:33:091
4109993114,15cyclictest0-21swapper/122:45:191
4109993114,15cyclictest0-21swapper/122:45:181
4109993114,14cyclictest0-21swapper/123:45:121
4109993114,14cyclictest0-21swapper/122:50:151
4109993111,17cyclictest0-21swapper/122:15:181
4109993111,17cyclictest0-21swapper/122:15:181
4109993110,18cyclictest0-21swapper/121:40:111
410899319,20cyclictest0-21swapper/020:58:180
410899319,16cyclictest0-21swapper/019:55:360
410899315,19cyclictest0-21swapper/020:13:000
410899315,18cyclictest0-21swapper/020:05:250
4108993119,11cyclictest0-21swapper/019:40:060
4108993116,13cyclictest0-21swapper/023:06:350
307482315,13sleep20-21swapper/220:07:292
411099309,18cyclictest0-21swapper/222:05:322
411099309,18cyclictest0-21swapper/222:05:312
4110993017,12cyclictest0-21swapper/220:51:352
4110993017,12cyclictest0-21swapper/219:38:162
4110993016,13cyclictest0-21swapper/219:46:352
4110993016,12cyclictest0-21swapper/222:00:252
4110993015,12cyclictest0-21swapper/223:05:012
4110993014,13cyclictest0-21swapper/221:35:022
410999306,21cyclictest0-21swapper/100:10:151
410999305,23cyclictest0-21swapper/120:02:191
4109993016,12cyclictest0-21swapper/122:05:221
4109993016,12cyclictest0-21swapper/122:05:211
4109993015,13cyclictest0-21swapper/122:42:271
4109993015,13cyclictest0-21swapper/122:42:271
4109993015,13cyclictest0-21swapper/121:50:341
4109993015,13cyclictest0-21swapper/121:50:331
4109993015,12cyclictest0-21swapper/123:55:071
4109993015,12cyclictest0-21swapper/123:55:061
4109993015,12cyclictest0-21swapper/123:15:131
4109993015,12cyclictest0-21swapper/123:15:121
4109993014,13cyclictest0-21swapper/120:35:241
4109993013,15cyclictest0-21swapper/122:10:541
4109993013,15cyclictest0-21swapper/121:10:121
4109993013,14cyclictest0-21swapper/121:25:351
4109993012,15cyclictest0-21swapper/100:35:141
4109993010,18cyclictest0-21swapper/119:19:201
4109993010,17cyclictest0-21swapper/123:00:411
410899305,23cyclictest0-21swapper/020:20:120
410899305,23cyclictest0-21swapper/020:00:160
4108993014,14cyclictest0-21swapper/000:10:270
411099295,22cyclictest0-21swapper/219:42:172
4110992914,13cyclictest0-21swapper/221:10:252
4110992913,13cyclictest0-21swapper/222:45:232
4110992913,13cyclictest0-21swapper/222:45:222
4110992910,17cyclictest0-21swapper/219:50:132
410999296,20cyclictest0-21swapper/121:15:231
4109992917,11cyclictest0-21swapper/120:57:051
4109992915,12cyclictest0-21swapper/123:05:261
4109992911,16cyclictest0-21swapper/121:55:171
4109992910,12cyclictest0-21swapper/120:34:041
410899295,18cyclictest0-21swapper/020:35:310
411099289,18cyclictest0-21swapper/220:15:152
411099289,17cyclictest0-21swapper/200:05:222
4110992816,11cyclictest0-21swapper/219:14:352
4110992814,12cyclictest0-21swapper/221:15:192
4110992812,14cyclictest0-21swapper/219:22:382
4110992811,15cyclictest0-21swapper/220:45:132
410999286,20cyclictest0-21swapper/100:05:231
410999286,16cyclictest0-21swapper/119:41:291
410999285,21cyclictest0-21swapper/120:28:501
410999285,21cyclictest0-21swapper/120:09:491
410999285,21cyclictest0-21swapper/119:26:201
4109992816,11cyclictest0-21swapper/121:00:051
4109992814,13cyclictest0-21swapper/120:51:001
4109992814,13cyclictest0-21swapper/120:20:201
4109992814,12cyclictest0-21swapper/121:20:191
4109992811,14cyclictest0-21swapper/123:10:331
4109992811,14cyclictest0-21swapper/123:10:331
4109992810,12cyclictest0-21swapper/119:47:591
411099279,15cyclictest0-21swapper/221:25:122
4110992713,12cyclictest0-21swapper/222:40:282
4110992713,12cyclictest0-21swapper/222:40:282
410999278,16cyclictest0-21swapper/123:40:011
410999275,20cyclictest0-21swapper/119:35:491
4109992713,12cyclictest0-21swapper/123:25:141
4109992713,12cyclictest0-21swapper/123:25:131
4109992712,12cyclictest0-21swapper/122:35:071
410899275,20cyclictest0-21swapper/021:35:180
411099266,18cyclictest0-21swapper/220:55:122
410999256,17cyclictest0-21swapper/100:25:241
410899243,9cyclictest147-21usb-storage22:29:000
411099235,16cyclictest0-21swapper/222:35:332
4110992312,9cyclictest0-21swapper/200:20:162
411099222,6cyclictest24846-21stress23:50:302
410899225,15cyclictest0-21swapper/023:50:270
410999213,5cyclictest81rcu_preempt21:30:161
410999213,5cyclictest81rcu_preempt21:30:151
97952202,17sleep224848-21stress21:48:542
411099202,4cyclictest81rcu_preempt22:15:152
411099202,4cyclictest81rcu_preempt22:15:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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