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2026-04-03 - 16:16
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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 376 highest latencies:
System rack7slot1.osadl.org (updated Fri Apr 03, 2026 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4149211755,23sleep20-21swapper/207:06:532
4149211755,23sleep20-21swapper/207:06:532
4249211552,57sleep00-21swapper/007:08:120
4249211552,57sleep00-21swapper/007:08:120
4369211354,20sleep30-21swapper/307:09:353
4369211354,20sleep30-21swapper/307:09:343
413829949,20sleep10-21swapper/107:06:431
413829949,20sleep10-21swapper/107:06:431
123032680,1sleep224308-21stress12:26:462
123032680,1sleep224308-21stress12:26:462
125832460,1sleep324310-21stress11:11:073
4512994211,21cyclictest0-21swapper/109:35:341
451299404,22cyclictest0-21swapper/111:45:121
4512993916,21cyclictest0-21swapper/111:03:211
49352385,13sleep20-21swapper/208:24:482
201382385,13sleep20-21swapper/207:44:302
90562375,13sleep10-21swapper/108:32:291
4514993718,16cyclictest0-21swapper/309:34:473
4511993717,18cyclictest0-21swapper/007:55:250
4222375,13sleep10-21swapper/108:13:081
268802375,12sleep20-21swapper/208:00:062
264032375,13sleep20-21swapper/207:57:252
242772375,12sleep20-21swapper/207:52:332
238862375,13sleep20-21swapper/209:05:472
238862375,13sleep20-21swapper/209:05:462
204602375,13sleep10-21swapper/107:45:091
197282375,13sleep20-21swapper/208:57:292
195712375,13sleep10-21swapper/108:55:271
177842375,13sleep20-21swapper/208:54:392
69192365,12sleep10-21swapper/108:27:321
5082365,12sleep20-21swapper/208:14:102
4514993620,14cyclictest0-21swapper/312:40:013
4513993612,21cyclictest0-21swapper/210:40:232
4513993612,21cyclictest0-21swapper/210:40:232
4512993611,22cyclictest0-21swapper/112:10:121
4512993610,23cyclictest0-21swapper/111:22:051
4511993617,18cyclictest0-21swapper/008:18:220
305112365,13sleep10-21swapper/108:05:311
26752365,12sleep30-21swapper/308:18:513
220712365,12sleep20-21swapper/209:04:502
197202365,13sleep00-21swapper/008:57:220
157962365,12sleep30-21swapper/307:33:323
4514993520,13cyclictest0-21swapper/311:00:023
4513993515,17cyclictest0-21swapper/210:26:522
4512993513,20cyclictest0-21swapper/110:55:341
4512993512,21cyclictest0-21swapper/109:33:511
177522355,12sleep00-21swapper/008:54:130
68062345,10sleep30-21swapper/308:26:063
451499349,22cyclictest0-21swapper/310:00:153
451499349,22cyclictest0-21swapper/310:00:153
4514993414,17cyclictest0-21swapper/310:08:373
4514993414,17cyclictest0-21swapper/309:55:113
4514993413,18cyclictest0-21swapper/311:15:073
4514993413,18cyclictest0-21swapper/311:15:073
4513993415,16cyclictest0-21swapper/211:32:572
4513993415,16cyclictest0-21swapper/211:25:252
4513993415,16cyclictest0-21swapper/209:41:462
451299349,23cyclictest0-21swapper/111:40:581
451299347,25cyclictest0-21swapper/112:01:431
4511993416,15cyclictest0-21swapper/012:15:120
4511993410,18cyclictest0-21swapper/008:13:170
153362345,10sleep30-21swapper/308:45:513
115002345,10sleep30-21swapper/307:23:063
112932345,10sleep30-21swapper/308:38:443
93182335,10sleep00-21swapper/007:17:370
451499339,21cyclictest0-21swapper/309:25:243
451499339,21cyclictest0-21swapper/309:25:243
4514993317,14cyclictest0-21swapper/312:15:023
4514993316,14cyclictest0-21swapper/312:31:423
4514993314,17cyclictest0-21swapper/311:46:493
4513993312,18cyclictest0-21swapper/211:36:032
4513993312,18cyclictest0-21swapper/211:10:122
4513993312,18cyclictest0-21swapper/209:19:182
451299339,18cyclictest0-21swapper/107:31:181
451299339,13cyclictest0-21swapper/108:45:211
451299338,18cyclictest0-21swapper/108:15:131
451299334,18cyclictest0-21swapper/108:20:221
4512993312,19cyclictest0-21swapper/109:40:291
4512993311,20cyclictest0-21swapper/111:30:161
451199339,21cyclictest0-21swapper/012:01:440
451199335,26cyclictest0-21swapper/011:01:570
4511993316,14cyclictest0-21swapper/011:23:170
4511993314,18cyclictest0-21swapper/008:46:030
4511993312,18cyclictest0-21swapper/011:41:380
4511993311,20cyclictest0-21swapper/008:00:320
4511993310,21cyclictest0-21swapper/008:05:180
4511993310,18cyclictest0-21swapper/007:25:060
177502335,10sleep00-21swapper/007:36:020
4514993217,12cyclictest0-21swapper/311:07:203
4514993216,14cyclictest0-21swapper/310:15:313
4514993214,15cyclictest0-21swapper/311:50:363
4514993214,15cyclictest0-21swapper/311:50:353
4514993214,15cyclictest0-21swapper/310:53:453
4514993214,15cyclictest0-21swapper/309:45:283
4514993214,15cyclictest0-21swapper/309:16:413
4513993214,16cyclictest0-21swapper/210:15:342
4513993213,16cyclictest0-21swapper/212:20:282
4513993211,18cyclictest0-21swapper/209:12:392
451299329,21cyclictest0-21swapper/111:25:121
451299329,20cyclictest0-21swapper/110:05:331
451299329,15cyclictest0-21swapper/109:05:061
451299329,15cyclictest0-21swapper/109:05:051
451299329,13cyclictest0-21swapper/108:42:171
451299328,18cyclictest0-21swapper/108:51:191
451299328,14cyclictest0-21swapper/107:22:471
451299327,23cyclictest0-21swapper/110:35:331
4512993211,19cyclictest0-21swapper/110:10:291
451199329,17cyclictest0-21swapper/009:01:000
451199329,17cyclictest0-21swapper/007:43:460
451199328,18cyclictest0-21swapper/008:21:180
451199327,22cyclictest0-21swapper/009:25:160
451199327,22cyclictest0-21swapper/009:25:160
451199325,20cyclictest0-21swapper/008:25:440
4511993216,13cyclictest0-21swapper/010:48:240
4511993210,16cyclictest0-21swapper/008:41:200
451499318,21cyclictest0-21swapper/308:40:523
4514993117,12cyclictest0-21swapper/310:10:173
4514993116,13cyclictest0-21swapper/311:00:053
4514993115,14cyclictest0-21swapper/312:25:123
4514993115,14cyclictest0-21swapper/312:25:113
4514993115,14cyclictest0-21swapper/309:23:573
4514993115,13cyclictest0-21swapper/311:57:073
4514993115,13cyclictest0-21swapper/311:57:073
4514993115,13cyclictest0-21swapper/311:30:193
4514993115,13cyclictest0-21swapper/310:23:443
4514993115,13cyclictest0-21swapper/309:50:243
4514993112,16cyclictest0-21swapper/310:30:413
4514993111,17cyclictest0-21swapper/311:25:133
4513993116,13cyclictest0-21swapper/211:15:192
4513993116,13cyclictest0-21swapper/211:15:192
4513993114,15cyclictest0-21swapper/210:50:292
4513993114,15cyclictest0-21swapper/210:45:212
4513993112,16cyclictest0-21swapper/210:20:252
451299319,16cyclictest0-21swapper/109:00:031
451299319,13cyclictest0-21swapper/107:51:171
451299316,16cyclictest0-21swapper/107:10:241
451299315,19cyclictest0-21swapper/108:35:211
4512993111,18cyclictest0-21swapper/110:46:361
4512993110,19cyclictest0-21swapper/110:25:321
4512993110,11cyclictest0-21swapper/108:00:481
451199319,18cyclictest0-21swapper/009:05:060
451199319,18cyclictest0-21swapper/009:05:050
451199318,18cyclictest0-21swapper/007:20:210
451199317,21cyclictest0-21swapper/011:35:260
451199316,22cyclictest0-21swapper/011:50:500
451199316,22cyclictest0-21swapper/011:50:490
451199315,19cyclictest0-21swapper/007:11:380
4511993116,13cyclictest0-21swapper/009:45:170
4511993116,12cyclictest0-21swapper/011:25:070
4511993115,14cyclictest0-21swapper/012:10:140
4511993115,13cyclictest0-21swapper/011:10:130
4511993114,15cyclictest0-21swapper/012:35:210
4511993114,15cyclictest0-21swapper/009:15:330
4511993114,15cyclictest0-21swapper/009:10:160
4511993114,14cyclictest0-21swapper/009:35:290
4511993113,15cyclictest0-21swapper/012:20:330
110352315,10sleep20-21swapper/208:35:272
4514993018,11cyclictest0-21swapper/309:03:523
4514993016,12cyclictest0-21swapper/310:45:293
4514993016,12cyclictest0-21swapper/309:10:263
4514993015,13cyclictest0-21swapper/310:35:493
4514993014,14cyclictest0-21swapper/312:15:143
4514993013,14cyclictest0-21swapper/311:35:273
4514993010,17cyclictest0-21swapper/312:24:003
451399305,24cyclictest0-21swapper/207:48:132
451399305,23cyclictest0-21swapper/208:49:172
451399305,23cyclictest0-21swapper/208:33:282
451399305,23cyclictest0-21swapper/208:15:382
451399305,23cyclictest0-21swapper/208:08:272
451399305,23cyclictest0-21swapper/207:39:172
4513993016,12cyclictest0-21swapper/210:30:162
4513993016,12cyclictest0-21swapper/209:30:212
4513993015,13cyclictest0-21swapper/212:35:012
4513993015,12cyclictest0-21swapper/211:50:272
4513993015,12cyclictest0-21swapper/211:50:262
4513993015,12cyclictest0-21swapper/210:10:202
4513993012,16cyclictest0-21swapper/211:45:322
4513993012,16cyclictest0-21swapper/209:45:112
451299309,19cyclictest0-21swapper/111:55:331
451299309,19cyclictest0-21swapper/111:55:331
451299306,21cyclictest0-21swapper/112:20:151
451299303,25cyclictest0-21swapper/107:40:481
451299303,25cyclictest0-21swapper/107:15:331
451299303,16cyclictest0-21swapper/107:28:481
4512993014,14cyclictest0-21swapper/111:15:161
4512993014,14cyclictest0-21swapper/111:15:161
4512993013,15cyclictest0-21swapper/110:20:331
4512993012,16cyclictest0-21swapper/109:52:121
4512993010,18cyclictest0-21swapper/110:00:351
4512993010,18cyclictest0-21swapper/110:00:351
451199309,18cyclictest0-21swapper/010:15:230
4511993016,13cyclictest0-21swapper/007:30:120
4511993016,12cyclictest0-21swapper/010:12:370
4511993015,13cyclictest0-21swapper/009:42:370
4511993015,12cyclictest0-21swapper/012:05:250
4511993014,14cyclictest0-21swapper/007:50:210
4511993013,15cyclictest0-21swapper/011:45:170
4511993012,15cyclictest0-21swapper/012:30:260
4511993012,15cyclictest0-21swapper/010:00:280
4511993012,15cyclictest0-21swapper/010:00:280
4511993011,18cyclictest0-21swapper/008:30:020
4511993011,16cyclictest0-21swapper/010:40:300
4511993011,16cyclictest0-21swapper/010:40:300
451499295,22cyclictest0-21swapper/308:59:423
451499295,22cyclictest0-21swapper/307:55:223
451499295,22cyclictest0-21swapper/307:25:223
451499295,22cyclictest0-21swapper/307:10:203
4514992913,14cyclictest0-21swapper/312:05:253
4514992913,13cyclictest0-21swapper/310:40:243
4514992913,13cyclictest0-21swapper/310:40:243
451399295,22cyclictest0-21swapper/209:20:102
4513992915,12cyclictest0-21swapper/212:20:002
4513992912,15cyclictest0-21swapper/209:55:192
451299299,18cyclictest0-21swapper/111:05:191
451299297,20cyclictest0-21swapper/112:05:121
4512992910,17cyclictest0-21swapper/110:50:141
451199297,20cyclictest0-21swapper/011:05:330
451199296,21cyclictest0-21swapper/009:20:130
451199295,18cyclictest0-21swapper/008:35:020
4511992915,13cyclictest0-21swapper/007:45:210
4511992915,12cyclictest0-21swapper/011:55:120
4511992915,12cyclictest0-21swapper/011:55:120
4511992915,12cyclictest0-21swapper/011:15:200
4511992915,12cyclictest0-21swapper/011:15:190
4511992915,12cyclictest0-21swapper/010:55:290
4511992915,12cyclictest0-21swapper/009:50:150
4511992914,12cyclictest0-21swapper/010:25:180
4511992913,14cyclictest0-21swapper/010:50:100
4511992913,14cyclictest0-21swapper/009:55:290
451499286,19cyclictest0-21swapper/311:40:183
451499285,21cyclictest0-21swapper/308:30:023
451499285,21cyclictest0-21swapper/308:05:533
451499285,21cyclictest0-21swapper/307:41:433
4514992816,11cyclictest0-21swapper/308:20:433
4514992816,11cyclictest0-21swapper/308:00:333
4514992815,11cyclictest0-21swapper/309:40:143
4514992814,12cyclictest0-21swapper/311:20:163
4514992814,12cyclictest0-21swapper/310:25:233
4514992813,12cyclictest0-21swapper/312:00:073
451399289,17cyclictest0-21swapper/211:20:292
451399287,18cyclictest0-21swapper/211:05:162
451399287,18cyclictest0-21swapper/211:05:012
451399287,18cyclictest0-21swapper/210:35:152
451399285,21cyclictest0-21swapper/207:11:472
451399285,11cyclictest0-21swapper/207:25:082
451399284,23cyclictest0-21swapper/208:42:132
4513992816,11cyclictest0-21swapper/207:17:472
4513992815,11cyclictest0-21swapper/207:31:082
4513992814,12cyclictest0-21swapper/212:10:292
4513992814,12cyclictest0-21swapper/211:40:252
4513992812,13cyclictest0-21swapper/210:55:142
4513992811,15cyclictest0-21swapper/209:30:032
4513992810,15cyclictest0-21swapper/212:00:162
451299287,14cyclictest0-21swapper/107:35:131
451299286,20cyclictest0-21swapper/112:15:231
451299286,19cyclictest0-21swapper/111:50:301
451299286,19cyclictest0-21swapper/111:50:301
4511992814,12cyclictest0-21swapper/011:30:160
451499275,20cyclictest0-21swapper/307:54:223
451499275,20cyclictest0-21swapper/307:46:523
4514992715,11cyclictest0-21swapper/309:05:333
4514992715,11cyclictest0-21swapper/309:05:323
4514992715,11cyclictest0-21swapper/308:10:323
4514992713,13cyclictest0-21swapper/307:15:183
4514992713,12cyclictest0-21swapper/309:35:223
4514992710,16cyclictest0-21swapper/308:53:043
451399275,20cyclictest0-21swapper/207:20:222
4513992714,12cyclictest0-21swapper/208:29:372
451299275,14cyclictest0-21swapper/107:55:261
4512992713,12cyclictest0-21swapper/112:25:221
4512992713,12cyclictest0-21swapper/112:25:221
4512992713,12cyclictest0-21swapper/109:45:231
4512992712,13cyclictest0-21swapper/112:35:121
4511992713,12cyclictest0-21swapper/010:35:180
4514992612,13cyclictest0-21swapper/307:35:123
451399267,16cyclictest0-21swapper/210:00:142
451399267,16cyclictest0-21swapper/210:00:142
4512992611,13cyclictest0-21swapper/112:30:241
4512992610,14cyclictest0-21swapper/109:55:171
451199267,17cyclictest0-21swapper/009:30:330
451199267,16cyclictest0-21swapper/012:25:150
451199267,16cyclictest0-21swapper/012:25:150
451199266,17cyclictest0-21swapper/010:20:170
4511992613,11cyclictest0-21swapper/010:30:250
451299259,14cyclictest0-21swapper/111:35:111
451299259,14cyclictest0-21swapper/110:30:261
451299255,18cyclictest0-21swapper/109:20:241
4512992510,13cyclictest0-21swapper/109:15:271
27972253,4sleep224308-21stress09:35:122
451399247,14cyclictest0-21swapper/212:05:212
451399246,16cyclictest0-21swapper/210:10:022
4512992410,12cyclictest0-21swapper/109:10:241
451299235,4cyclictest81rcu_preempt09:25:311
451299235,4cyclictest81rcu_preempt09:25:311
451299221,8cyclictest21126-21sort10:15:311
451199216,13cyclictest0-21swapper/010:05:360
317642213,16sleep224309-21stress11:55:562
317642213,16sleep224309-21stress11:55:562
451399206,12cyclictest0-21swapper/212:35:212
451399206,12cyclictest0-21swapper/209:25:162
451399202,6cyclictest24303-21iperf09:50:252
451299194,14cyclictest0-21swapper/110:40:171
451299194,14cyclictest0-21swapper/110:40:171
4512991711,4cyclictest24309-21stress11:10:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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