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2025-12-21 - 07:05
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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 792 highest latencies:
System rack7slot1.osadl.org (updated Sun Dec 21, 2025 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29659213069,56sleep30-21swapper/319:08:403
29656211855,58sleep00-21swapper/019:08:370
29499211752,24sleep10-21swapper/119:06:371
389321130,1sleep315934-21stress00:33:073
2973129051,34sleep20-21swapper/219:09:362
158912650,1sleep115934-21stress23:45:101
158912650,1sleep115934-21stress23:45:101
29861995018,21cyclictest0-21swapper/122:02:071
19402415,13sleep30-21swapper/319:15:263
29861994021,16cyclictest0-21swapper/121:35:341
29860994015,23cyclictest0-21swapper/022:26:300
61472390,1sleep015936-21stress22:02:050
2986199398,21cyclictest0-21swapper/123:15:351
2986199398,21cyclictest0-21swapper/123:15:341
29861993920,16cyclictest0-21swapper/122:45:161
2986099399,17cyclictest0-21swapper/021:40:180
106592395,13sleep20-21swapper/219:39:552
94872385,13sleep20-21swapper/220:53:452
2986299388,27cyclictest0-21swapper/223:31:332
29861993821,15cyclictest0-21swapper/123:00:151
29860993815,21cyclictest0-21swapper/022:38:170
29860993815,20cyclictest0-21swapper/023:57:470
29860993815,20cyclictest0-21swapper/023:57:470
29860993815,20cyclictest0-21swapper/000:36:230
29860993814,19cyclictest0-21swapper/000:34:540
292202385,13sleep30-21swapper/320:21:553
231652385,13sleep20-21swapper/220:09:382
229212385,13sleep30-21swapper/320:06:303
126442385,13sleep20-21swapper/219:43:322
92882375,13sleep30-21swapper/320:51:133
314482375,13sleep20-21swapper/220:28:312
30502375,13sleep20-21swapper/220:36:302
29863993714,21cyclictest0-21swapper/322:05:483
2986199376,21cyclictest0-21swapper/121:55:191
2986199376,21cyclictest0-21swapper/121:55:191
29861993720,15cyclictest0-21swapper/121:25:321
29861993719,16cyclictest0-21swapper/121:32:261
2986099378,26cyclictest0-21swapper/023:41:520
29860993710,21cyclictest0-21swapper/022:30:050
29860993710,21cyclictest0-21swapper/022:30:050
272282375,13sleep30-21swapper/320:18:053
156722375,13sleep30-21swapper/321:07:373
84712365,13sleep00-21swapper/019:33:360
42802365,10sleep20-21swapper/219:23:232
29862993614,19cyclictest0-21swapper/200:19:552
2986199365,20cyclictest0-21swapper/120:20:261
29861993620,14cyclictest0-21swapper/121:45:301
29861993618,16cyclictest0-21swapper/100:35:341
2986099369,25cyclictest0-21swapper/022:40:100
2986099369,24cyclictest0-21swapper/023:25:060
2986099365,22cyclictest0-21swapper/022:20:190
29860993610,23cyclictest0-21swapper/000:30:010
29860993610,23cyclictest0-21swapper/000:30:010
231262365,12sleep00-21swapper/020:09:080
210402365,13sleep20-21swapper/220:04:092
11382365,13sleep00-21swapper/020:33:540
71992355,10sleep20-21swapper/220:46:112
71992355,10sleep20-21swapper/220:46:112
51792355,13sleep30-21swapper/320:42:033
318272355,11sleep00-21swapper/019:14:080
317562355,10sleep10-21swapper/119:13:111
312192355,13sleep30-21swapper/320:25:363
29863993514,18cyclictest0-21swapper/300:35:313
29862993513,19cyclictest0-21swapper/222:56:372
29861993519,14cyclictest0-21swapper/100:15:201
2986099356,23cyclictest0-21swapper/020:50:230
2986099356,19cyclictest0-21swapper/023:06:490
2986099356,19cyclictest0-21swapper/023:06:490
29860993516,17cyclictest0-21swapper/021:25:070
230052355,10sleep10-21swapper/120:07:341
22882355,12sleep00-21swapper/019:19:360
189952355,10sleep20-21swapper/219:59:402
147892355,13sleep20-21swapper/219:49:132
74852344,12sleep00-21swapper/020:49:500
74852344,12sleep00-21swapper/020:49:500
35862345,13sleep20-21swapper/220:40:062
314772345,10sleep10-21swapper/120:28:551
29863993414,17cyclictest0-21swapper/323:55:333
29863993414,17cyclictest0-21swapper/323:55:323
2986199348,19cyclictest0-21swapper/120:45:211
2986199348,19cyclictest0-21swapper/120:45:201
2986199346,20cyclictest0-21swapper/120:50:201
2986199345,20cyclictest0-21swapper/120:40:181
29861993420,12cyclictest0-21swapper/122:50:331
29861993419,12cyclictest0-21swapper/123:20:191
29861993418,14cyclictest0-21swapper/123:50:221
29861993418,14cyclictest0-21swapper/123:50:221
29861993417,14cyclictest0-21swapper/121:22:571
29861993416,16cyclictest0-21swapper/123:35:151
29861993416,15cyclictest0-21swapper/122:55:151
29861993416,15cyclictest0-21swapper/122:24:201
29861993416,15cyclictest0-21swapper/121:51:571
29861993416,15cyclictest0-21swapper/100:10:431
2986099345,23cyclictest0-21swapper/020:20:310
29860993418,14cyclictest0-21swapper/000:20:070
29860993418,14cyclictest0-21swapper/000:20:070
29860993416,15cyclictest0-21swapper/023:50:260
29860993416,15cyclictest0-21swapper/023:50:260
29860993414,15cyclictest0-21swapper/000:07:550
29860993411,17cyclictest0-21swapper/020:10:150
22472345,10sleep10-21swapper/119:19:051
168842345,10sleep30-21swapper/319:54:193
155582345,10sleep20-21swapper/221:06:122
11262345,12sleep30-21swapper/320:33:453
103172345,10sleep30-21swapper/319:35:323
29863993323,8cyclictest0-21swapper/323:00:593
29862993315,15cyclictest0-21swapper/222:05:382
29862993313,17cyclictest0-21swapper/200:04:522
29862993311,19cyclictest0-21swapper/223:00:332
2986199336,19cyclictest0-21swapper/119:55:221
2986199335,20cyclictest0-21swapper/119:45:181
2986199335,19cyclictest0-21swapper/119:55:001
2986199334,21cyclictest0-21swapper/122:30:241
2986199334,21cyclictest0-21swapper/122:30:231
2986199334,18cyclictest0-21swapper/120:30:231
29861993319,12cyclictest0-21swapper/100:05:141
29861993317,14cyclictest0-21swapper/122:45:011
29861993317,14cyclictest0-21swapper/121:10:291
2986099339,19cyclictest0-21swapper/021:05:060
2986099339,18cyclictest0-21swapper/019:25:070
2986099338,19cyclictest0-21swapper/019:20:350
2986099335,22cyclictest0-21swapper/019:40:070
29860993318,14cyclictest0-21swapper/020:55:190
29860993316,15cyclictest0-21swapper/023:15:140
29860993316,15cyclictest0-21swapper/023:15:140
29860993314,17cyclictest0-21swapper/022:11:570
29860993312,18cyclictest0-21swapper/021:23:450
29860993311,16cyclictest0-21swapper/020:40:480
2986399325,25cyclictest0-21swapper/319:26:093
29863993216,13cyclictest0-21swapper/300:27:443
29863993216,13cyclictest0-21swapper/300:27:433
29863993215,14cyclictest0-21swapper/322:30:283
29863993215,14cyclictest0-21swapper/322:30:273
29863993214,16cyclictest0-21swapper/322:00:313
29863993213,16cyclictest0-21swapper/321:30:173
2986299328,17cyclictest0-21swapper/219:13:512
2986299326,23cyclictest0-21swapper/222:11:122
29862993216,13cyclictest0-21swapper/221:50:162
29862993215,15cyclictest0-21swapper/200:06:192
29862993215,14cyclictest0-21swapper/221:43:322
29862993214,16cyclictest0-21swapper/222:50:172
29862993213,16cyclictest0-21swapper/223:10:202
29862993213,16cyclictest0-21swapper/223:10:202
29862993213,16cyclictest0-21swapper/221:55:052
29862993213,16cyclictest0-21swapper/221:55:042
29862993212,17cyclictest0-21swapper/223:20:512
29862993211,18cyclictest0-21swapper/223:59:352
29862993211,18cyclictest0-21swapper/223:59:352
2986199329,18cyclictest0-21swapper/119:25:151
2986199325,20cyclictest0-21swapper/120:55:251
2986199325,19cyclictest0-21swapper/120:10:241
2986199325,19cyclictest0-21swapper/119:40:231
2986199325,19cyclictest0-21swapper/119:35:151
2986199325,19cyclictest0-21swapper/119:20:161
29861993216,14cyclictest0-21swapper/122:15:301
29861993215,15cyclictest0-21swapper/122:25:131
29861993215,15cyclictest0-21swapper/121:43:421
29861993214,15cyclictest0-21swapper/100:20:541
29861993214,15cyclictest0-21swapper/100:20:541
29861993213,16cyclictest0-21swapper/123:25:271
29861993210,16cyclictest0-21swapper/121:05:201
2986099329,20cyclictest0-21swapper/021:40:020
2986099329,17cyclictest0-21swapper/019:50:050
2986099329,17cyclictest0-21swapper/019:47:190
2986099325,21cyclictest0-21swapper/020:19:510
29860993216,14cyclictest0-21swapper/021:45:160
29860993213,17cyclictest0-21swapper/000:15:320
29860993210,19cyclictest0-21swapper/021:55:010
29863993117,12cyclictest0-21swapper/321:55:323
29863993117,12cyclictest0-21swapper/321:55:323
29863993117,12cyclictest0-21swapper/321:25:143
29863993116,13cyclictest0-21swapper/322:10:233
29863993116,12cyclictest0-21swapper/323:37:143
29863993116,12cyclictest0-21swapper/322:39:133
29863993116,12cyclictest0-21swapper/300:03:513
29863993114,15cyclictest0-21swapper/323:25:163
29863993114,15cyclictest0-21swapper/322:25:543
29863993114,15cyclictest0-21swapper/321:10:353
29863993113,15cyclictest0-21swapper/323:10:253
29863993113,15cyclictest0-21swapper/323:10:253
2986299319,19cyclictest0-21swapper/222:44:542
2986299316,22cyclictest0-21swapper/200:35:002
2986299315,13cyclictest0-21swapper/222:45:282
29862993114,15cyclictest0-21swapper/223:05:242
29862993114,15cyclictest0-21swapper/223:05:242
29862993114,15cyclictest0-21swapper/221:45:282
29862993114,15cyclictest0-21swapper/200:20:172
29862993114,15cyclictest0-21swapper/200:20:162
29862993113,15cyclictest0-21swapper/223:25:352
29862993113,15cyclictest0-21swapper/200:10:062
29862993112,16cyclictest0-21swapper/221:30:372
29862993111,17cyclictest0-21swapper/200:25:162
29862993111,17cyclictest0-21swapper/200:25:162
29862993110,18cyclictest0-21swapper/223:35:212
2986199317,17cyclictest0-21swapper/120:35:141
2986199315,20cyclictest0-21swapper/120:05:001
2986199315,18cyclictest0-21swapper/121:00:171
2986199315,18cyclictest0-21swapper/120:15:151
2986199315,18cyclictest0-21swapper/119:30:191
29861993115,14cyclictest0-21swapper/100:30:151
29861993114,14cyclictest0-21swapper/121:15:231
29861993113,15cyclictest0-21swapper/123:10:121
29861993113,15cyclictest0-21swapper/123:10:121
29861993112,16cyclictest0-21swapper/122:35:321
2986099319,17cyclictest0-21swapper/021:00:040
2986099318,17cyclictest0-21swapper/020:27:440
29860993116,13cyclictest0-21swapper/023:25:010
29860993115,14cyclictest0-21swapper/022:05:180
29860993115,14cyclictest0-21swapper/000:10:150
29860993114,15cyclictest0-21swapper/023:00:200
29860993110,19cyclictest0-21swapper/022:15:210
29860993110,15cyclictest0-21swapper/020:36:500
29860993110,15cyclictest0-21swapper/020:00:350
29860993110,15cyclictest0-21swapper/019:56:500
292902315,10sleep20-21swapper/220:22:452
2986399309,18cyclictest0-21swapper/322:55:283
2986399305,23cyclictest0-21swapper/320:56:193
29863993016,12cyclictest0-21swapper/321:50:263
29863993014,14cyclictest0-21swapper/319:45:233
29863993014,13cyclictest0-21swapper/321:20:163
29863993013,14cyclictest0-21swapper/300:10:253
29863993010,17cyclictest0-21swapper/322:54:303
2986299308,18cyclictest0-21swapper/221:15:022
2986299305,23cyclictest0-21swapper/220:34:392
29862993016,12cyclictest0-21swapper/219:52:402
29862993016,11cyclictest0-21swapper/222:17:372
29862993014,13cyclictest0-21swapper/223:46:062
29862993014,13cyclictest0-21swapper/223:46:062
29862993013,15cyclictest0-21swapper/221:35:172
29862993012,15cyclictest0-21swapper/222:20:262
29862993010,17cyclictest0-21swapper/200:35:242
29861993015,13cyclictest0-21swapper/122:05:271
29861993015,13cyclictest0-21swapper/100:25:261
29861993015,13cyclictest0-21swapper/100:25:251
29861993014,14cyclictest0-21swapper/123:05:311
29861993014,14cyclictest0-21swapper/123:05:311
29861993011,17cyclictest0-21swapper/123:40:161
2986099308,16cyclictest0-21swapper/019:36:500
2986099307,21cyclictest0-21swapper/023:10:280
2986099307,21cyclictest0-21swapper/023:10:270
29860993013,15cyclictest0-21swapper/023:30:140
29860993010,17cyclictest0-21swapper/021:10:280
2986399295,22cyclictest0-21swapper/320:49:173
2986399295,22cyclictest0-21swapper/320:49:173
2986399295,22cyclictest0-21swapper/319:10:273
2986399295,21cyclictest0-21swapper/323:40:153
29863992916,11cyclictest0-21swapper/300:05:173
29863992914,13cyclictest0-21swapper/323:05:173
29863992914,13cyclictest0-21swapper/323:05:163
29863992914,12cyclictest0-21swapper/323:15:223
29863992914,12cyclictest0-21swapper/323:15:213
29863992911,16cyclictest0-21swapper/322:45:353
29863992910,16cyclictest0-21swapper/321:15:323
2986299299,17cyclictest0-21swapper/221:15:132
2986299296,20cyclictest0-21swapper/222:35:192
2986299295,22cyclictest0-21swapper/222:25:302
2986299295,22cyclictest0-21swapper/220:17:192
2986299295,22cyclictest0-21swapper/219:15:042
29862992917,10cyclictest0-21swapper/220:56:192
29862992915,12cyclictest0-21swapper/222:30:252
29862992915,12cyclictest0-21swapper/222:30:252
29862992913,13cyclictest0-21swapper/222:00:102
2986199299,17cyclictest0-21swapper/100:00:201
29861992913,14cyclictest0-21swapper/123:55:151
29861992913,14cyclictest0-21swapper/123:55:151
29861992913,14cyclictest0-21swapper/122:10:021
29860992915,12cyclictest0-21swapper/021:15:190
29860992913,14cyclictest0-21swapper/021:55:130
29860992913,14cyclictest0-21swapper/021:55:120
2986399285,21cyclictest0-21swapper/320:04:583
2986399285,21cyclictest0-21swapper/319:40:383
29863992815,11cyclictest0-21swapper/323:50:133
29863992815,11cyclictest0-21swapper/323:50:133
29863992814,12cyclictest0-21swapper/323:45:273
29863992814,12cyclictest0-21swapper/323:45:273
29863992814,12cyclictest0-21swapper/323:20:253
29863992814,12cyclictest0-21swapper/322:40:053
29863992814,12cyclictest0-21swapper/321:45:163
29863992814,12cyclictest0-21swapper/321:45:023
29863992814,12cyclictest0-21swapper/300:15:183
29863992813,14cyclictest0-21swapper/319:20:123
2986299288,18cyclictest0-21swapper/221:20:212
2986299285,21cyclictest0-21swapper/219:29:492
2986299284,22cyclictest0-21swapper/221:05:012
29862992811,15cyclictest0-21swapper/223:15:222
29862992811,15cyclictest0-21swapper/223:15:222
29861992810,16cyclictest0-21swapper/123:31:541
29860992814,12cyclictest0-21swapper/023:45:140
29860992814,12cyclictest0-21swapper/023:45:140
29860992812,14cyclictest0-21swapper/022:50:290
29860992811,15cyclictest0-21swapper/000:00:160
2986399275,21cyclictest0-21swapper/319:55:133
2986399275,11cyclictest0-21swapper/321:02:583
2986399275,11cyclictest0-21swapper/320:10:073
29863992711,14cyclictest0-21swapper/319:30:073
2986299275,20cyclictest0-21swapper/219:33:302
29862992715,11cyclictest0-21swapper/220:10:402
29862992712,13cyclictest0-21swapper/223:40:162
2986399265,19cyclictest0-21swapper/320:35:233
29863992612,12cyclictest0-21swapper/322:20:213
29862992611,13cyclictest0-21swapper/223:50:112
29862992611,13cyclictest0-21swapper/223:50:102
2986099266,18cyclictest0-21swapper/023:35:330
29863992513,9cyclictest0-21swapper/322:15:283
251272252,20sleep015935-21stress22:50:010
29862992410,12cyclictest0-21swapper/221:25:312
2986099246,16cyclictest0-21swapper/021:30:290
2986099243,5cyclictest15933-21stress22:55:260
2986399206,12cyclictest0-21swapper/300:20:243
2986399206,12cyclictest0-21swapper/300:20:243
2986399203,15cyclictest15933-21stress23:32:173
29863992014,4cyclictest15935-21stress21:37:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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