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2026-04-18 - 03:50
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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 Sat Apr 18, 2026 00:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27437211455,53sleep20-21swapper/219:09:572
27148211350,58sleep10-21swapper/119:06:191
27355210750,52sleep00-21swapper/019:08:580
53552970,8sleep02754899cyclictest00:30:330
2723428863,20sleep30-21swapper/319:07:243
124062870,1sleep115169-21stress23:33:291
27551995515,20cyclictest0-21swapper/322:41:203
27551995514,21cyclictest0-21swapper/323:13:233
27551995513,39cyclictest0-21swapper/323:25:153
27551995513,39cyclictest0-21swapper/300:29:193
27551995411,40cyclictest0-21swapper/321:25:343
80752530,1sleep315169-21stress23:22:533
275692530,1sleep215169-21stress22:52:432
27551995311,39cyclictest0-21swapper/322:50:113
2755199526,25cyclictest0-21swapper/300:30:293
2755199526,20cyclictest0-21swapper/322:10:163
27551995216,15cyclictest0-21swapper/322:35:153
2755199516,42cyclictest0-21swapper/300:35:343
27551995114,17cyclictest0-21swapper/323:50:283
27551995112,36cyclictest0-21swapper/322:30:293
2755199506,41cyclictest0-21swapper/322:45:113
27551995014,15cyclictest0-21swapper/323:16:493
27551995010,18cyclictest0-21swapper/322:20:193
27551995010,18cyclictest0-21swapper/322:20:183
2755199498,21cyclictest0-21swapper/321:15:253
2755199498,21cyclictest0-21swapper/321:15:243
2755199496,21cyclictest0-21swapper/323:05:003
2755199496,21cyclictest0-21swapper/323:05:003
27551994914,32cyclictest0-21swapper/323:55:333
27551994914,15cyclictest0-21swapper/300:15:233
2755199487,23cyclictest0-21swapper/323:09:383
2755199487,23cyclictest0-21swapper/323:09:373
2755199487,19cyclictest0-21swapper/300:10:153
2755199487,19cyclictest0-21swapper/300:10:143
2755199487,14cyclictest0-21swapper/321:30:323
2755199486,16cyclictest0-21swapper/323:47:233
2755199486,16cyclictest0-21swapper/323:47:223
27551994813,32cyclictest0-21swapper/321:23:283
2755199476,20cyclictest0-21swapper/322:05:273
2755199476,15cyclictest0-21swapper/321:35:313
27551994713,15cyclictest0-21swapper/323:40:173
27551994713,15cyclictest0-21swapper/323:40:173
27551994710,18cyclictest0-21swapper/320:06:003
27551994710,18cyclictest0-21swapper/320:05:593
27551994710,15cyclictest0-21swapper/300:22:563
27551994710,15cyclictest0-21swapper/300:22:563
2755199469,17cyclictest0-21swapper/320:30:223
2755199468,18cyclictest0-21swapper/319:27:153
2755199466,37cyclictest0-21swapper/300:05:353
2755199466,21cyclictest0-21swapper/321:55:103
2755199466,17cyclictest0-21swapper/321:40:113
27551994611,17cyclictest0-21swapper/322:25:333
27551994610,14cyclictest0-21swapper/322:02:493
2755199459,12cyclictest0-21swapper/322:16:093
2755199458,19cyclictest0-21swapper/320:16:553
2755199455,23cyclictest0-21swapper/320:20:463
27551994510,17cyclictest0-21swapper/320:00:113
2755199446,16cyclictest0-21swapper/323:35:173
2755199445,22cyclictest0-21swapper/320:59:043
2755199445,21cyclictest0-21swapper/321:10:273
2755199445,21cyclictest0-21swapper/321:10:263
2755199445,20cyclictest0-21swapper/321:50:293
27551994415,13cyclictest0-21swapper/320:41:473
27551994415,13cyclictest0-21swapper/319:39:073
27551994411,16cyclictest0-21swapper/319:10:173
27551994410,17cyclictest0-21swapper/319:46:003
2755199439,17cyclictest0-21swapper/319:43:443
2755199438,18cyclictest0-21swapper/319:15:183
2755199438,17cyclictest0-21swapper/320:12:403
2755199436,15cyclictest0-21swapper/321:45:173
2755199436,15cyclictest0-21swapper/321:45:173
2755199435,20cyclictest0-21swapper/320:37:493
2755199428,17cyclictest0-21swapper/321:03:063
2755199426,14cyclictest0-21swapper/320:45:203
27551994215,13cyclictest0-21swapper/319:54:273
2755199415,20cyclictest0-21swapper/319:59:193
2755199415,20cyclictest0-21swapper/319:31:293
27548994114,25cyclictest0-21swapper/021:30:270
2755199406,13cyclictest0-21swapper/323:30:133
2755199405,20cyclictest0-21swapper/320:25:443
27549994014,24cyclictest0-21swapper/122:46:521
2754899405,18cyclictest0-21swapper/000:02:150
27548994016,21cyclictest0-21swapper/023:40:550
27548994016,21cyclictest0-21swapper/023:40:550
2755199396,12cyclictest0-21swapper/322:55:173
27548993913,23cyclictest0-21swapper/021:15:120
27548993913,23cyclictest0-21swapper/021:15:120
2755199386,13cyclictest0-21swapper/300:00:123
2755199385,16cyclictest0-21swapper/321:07:193
2755199385,14cyclictest0-21swapper/319:22:213
27549993814,21cyclictest0-21swapper/122:15:471
27548993814,21cyclictest0-21swapper/022:36:170
27548993813,22cyclictest0-21swapper/000:16:370
27548993810,21cyclictest0-21swapper/020:01:220
325182375,15sleep20-21swapper/219:19:242
278182375,14sleep20-21swapper/220:21:152
2755199375,16cyclictest0-21swapper/320:50:453
27548993716,18cyclictest0-21swapper/023:55:190
105112375,14sleep20-21swapper/220:56:192
40252365,14sleep20-21swapper/220:40:592
293142365,13sleep00-21swapper/019:11:150
27550993613,20cyclictest0-21swapper/223:40:272
27550993613,20cyclictest0-21swapper/223:40:272
2754999366,20cyclictest0-21swapper/121:37:301
27549993614,12cyclictest0-21swapper/121:10:171
27549993614,12cyclictest0-21swapper/121:10:161
27549993613,14cyclictest0-21swapper/100:01:531
27548993614,20cyclictest0-21swapper/000:20:110
27548993614,20cyclictest0-21swapper/000:20:110
27548993612,21cyclictest0-21swapper/000:25:560
219352364,14sleep20-21swapper/220:10:032
213622365,13sleep10-21swapper/120:06:101
213622365,13sleep10-21swapper/120:06:091
173862363,14sleep20-21swapper/220:00:012
150232365,12sleep10-21swapper/121:09:091
128082365,15sleep00-21swapper/019:46:400
127102365,13sleep00-21swapper/021:02:070
64182355,12sleep10-21swapper/119:32:061
41842354,9sleep20-21swapper/219:26:202
278942355,12sleep00-21swapper/020:22:120
27550993514,18cyclictest0-21swapper/223:34:292
27550993511,21cyclictest0-21swapper/200:05:152
27549993512,20cyclictest0-21swapper/122:04:481
2754899355,24cyclictest0-21swapper/019:41:270
27548993515,18cyclictest0-21swapper/022:55:330
27548993515,18cyclictest0-21swapper/021:56:450
27548993510,19cyclictest0-21swapper/020:54:280
27548993510,19cyclictest0-21swapper/019:21:590
27550993416,15cyclictest0-21swapper/223:20:322
27550993415,16cyclictest0-21swapper/221:15:332
27550993415,16cyclictest0-21swapper/221:15:322
27550993414,17cyclictest0-21swapper/221:45:062
27550993414,17cyclictest0-21swapper/221:45:062
27550993412,19cyclictest0-21swapper/222:21:332
27550993412,19cyclictest0-21swapper/222:21:322
27550993412,19cyclictest0-21swapper/200:15:072
27549993411,21cyclictest0-21swapper/122:54:291
27549993410,21cyclictest0-21swapper/100:05:541
27549993410,14cyclictest0-21swapper/122:30:211
27549993410,12cyclictest0-21swapper/123:50:221
2754899349,19cyclictest0-21swapper/019:54:260
2754899345,23cyclictest0-21swapper/021:05:020
27548993412,20cyclictest0-21swapper/000:35:100
27548993410,18cyclictest0-21swapper/020:30:180
18102345,11sleep10-21swapper/120:35:441
2755099339,21cyclictest0-21swapper/222:05:012
27550993316,15cyclictest0-21swapper/222:10:252
27550993316,14cyclictest0-21swapper/221:25:582
27550993313,18cyclictest0-21swapper/200:00:312
27550993311,19cyclictest0-21swapper/221:53:522
27550993311,19cyclictest0-21swapper/200:29:042
2754999339,14cyclictest0-21swapper/121:48:161
2754999339,14cyclictest0-21swapper/121:48:161
2754999335,22cyclictest0-21swapper/120:40:171
27549993315,15cyclictest0-21swapper/122:08:211
27549993315,15cyclictest0-21swapper/121:40:451
27549993310,20cyclictest0-21swapper/123:10:181
27549993310,20cyclictest0-21swapper/123:05:111
27549993310,20cyclictest0-21swapper/123:05:101
2754899339,22cyclictest0-21swapper/023:46:550
2754899339,22cyclictest0-21swapper/023:46:540
2754899339,19cyclictest0-21swapper/019:15:270
2754899334,27cyclictest0-21swapper/019:30:390
2754899334,23cyclictest0-21swapper/020:05:030
2754899334,23cyclictest0-21swapper/020:05:020
27548993316,15cyclictest0-21swapper/000:05:250
27548993313,18cyclictest0-21swapper/022:10:050
27548993313,17cyclictest0-21swapper/023:25:470
27548993312,19cyclictest0-21swapper/022:45:130
27548993310,20cyclictest0-21swapper/023:13:500
27548993310,18cyclictest0-21swapper/019:55:320
64142325,11sleep00-21swapper/020:48:420
27550993216,13cyclictest0-21swapper/222:46:032
27550993216,13cyclictest0-21swapper/222:41:062
27550993216,13cyclictest0-21swapper/222:30:152
27550993216,13cyclictest0-21swapper/200:14:062
27550993216,13cyclictest0-21swapper/200:14:052
27550993215,14cyclictest0-21swapper/223:55:082
27550993215,14cyclictest0-21swapper/223:16:372
27550993215,14cyclictest0-21swapper/223:10:432
27550993214,15cyclictest0-21swapper/221:10:212
27550993214,15cyclictest0-21swapper/221:10:202
27550993213,16cyclictest0-21swapper/222:15:162
27550993211,18cyclictest0-21swapper/200:30:162
27549993219,12cyclictest0-21swapper/120:16:451
27549993216,14cyclictest0-21swapper/100:16:031
27549993214,15cyclictest0-21swapper/100:10:211
27549993214,15cyclictest0-21swapper/100:10:201
27549993211,19cyclictest0-21swapper/122:35:021
2754899328,18cyclictest0-21swapper/019:27:580
2754899327,19cyclictest0-21swapper/020:26:250
2754899324,26cyclictest0-21swapper/019:35:190
2754899324,22cyclictest0-21swapper/020:15:240
27548993216,14cyclictest0-21swapper/023:30:190
27548993215,15cyclictest0-21swapper/023:00:220
27548993215,15cyclictest0-21swapper/023:00:220
27548993215,14cyclictest0-21swapper/023:20:270
27548993215,14cyclictest0-21swapper/022:30:230
27548993210,16cyclictest0-21swapper/020:10:470
127832324,9sleep10-21swapper/121:03:041
27550993116,13cyclictest0-21swapper/223:51:172
27550993116,13cyclictest0-21swapper/221:35:222
27550993116,13cyclictest0-21swapper/221:30:262
27550993115,14cyclictest0-21swapper/222:05:262
27550993115,13cyclictest0-21swapper/223:37:022
27550993115,13cyclictest0-21swapper/223:05:192
27550993115,13cyclictest0-21swapper/223:05:182
27550993114,15cyclictest0-21swapper/200:20:182
27550993114,15cyclictest0-21swapper/200:20:182
2754999315,20cyclictest0-21swapper/119:25:021
27549993115,14cyclictest0-21swapper/123:25:241
27549993115,14cyclictest0-21swapper/123:20:191
27549993115,14cyclictest0-21swapper/122:55:121
27549993115,14cyclictest0-21swapper/122:40:081
27549993115,14cyclictest0-21swapper/121:55:281
27549993115,14cyclictest0-21swapper/121:50:161
27549993115,14cyclictest0-21swapper/100:35:311
27549993115,14cyclictest0-21swapper/100:25:171
27549993114,15cyclictest0-21swapper/123:15:051
27549993114,15cyclictest0-21swapper/123:00:171
27549993114,15cyclictest0-21swapper/123:00:171
27549993114,14cyclictest0-21swapper/122:25:261
27549993114,14cyclictest0-21swapper/122:20:041
27549993114,14cyclictest0-21swapper/122:20:041
27549993114,14cyclictest0-21swapper/121:30:121
27549993114,14cyclictest0-21swapper/100:20:321
27549993114,14cyclictest0-21swapper/100:20:321
27549993113,15cyclictest0-21swapper/123:45:111
27549993113,15cyclictest0-21swapper/123:45:101
2754899319,16cyclictest0-21swapper/020:59:280
27548993118,12cyclictest0-21swapper/020:35:290
27548993115,14cyclictest0-21swapper/023:35:330
27548993115,14cyclictest0-21swapper/023:05:240
27548993115,14cyclictest0-21swapper/023:05:230
27548993115,14cyclictest0-21swapper/022:50:160
27548993115,14cyclictest0-21swapper/022:00:150
27548993114,15cyclictest0-21swapper/022:10:010
27548993113,16cyclictest0-21swapper/021:20:190
27548993111,17cyclictest0-21swapper/023:17:590
27548993110,18cyclictest0-21swapper/022:25:530
27548993110,18cyclictest0-21swapper/021:45:210
27548993110,18cyclictest0-21swapper/021:45:210
154962313,9sleep10-21swapper/119:55:111
2755099306,22cyclictest0-21swapper/220:45:192
2755099305,23cyclictest0-21swapper/221:06:082
27550993017,11cyclictest0-21swapper/222:36:402
27550993014,14cyclictest0-21swapper/220:15:112
27550993014,13cyclictest0-21swapper/223:00:182
27550993014,13cyclictest0-21swapper/223:00:182
27550993011,17cyclictest0-21swapper/221:20:162
27550993011,15cyclictest0-21swapper/200:35:162
2754999305,23cyclictest0-21swapper/119:45:141
2754999305,23cyclictest0-21swapper/119:21:241
2754999305,23cyclictest0-21swapper/119:18:341
27549993014,14cyclictest0-21swapper/123:44:211
27549993014,14cyclictest0-21swapper/123:44:211
27549993014,14cyclictest0-21swapper/121:20:261
27549993013,15cyclictest0-21swapper/123:35:041
27549993013,14cyclictest0-21swapper/121:15:351
27549993013,14cyclictest0-21swapper/121:15:341
2754899309,16cyclictest0-21swapper/020:40:280
27548993016,12cyclictest0-21swapper/021:25:160
27548993015,12cyclictest0-21swapper/021:50:310
27548993011,16cyclictest0-21swapper/021:11:450
27548993011,16cyclictest0-21swapper/021:11:440
107292303,8sleep10-21swapper/120:59:021
2755099298,18cyclictest0-21swapper/221:55:122
2755099295,22cyclictest0-21swapper/220:50:102
2755099295,22cyclictest0-21swapper/219:55:282
2755099295,22cyclictest0-21swapper/219:48:362
2755099295,22cyclictest0-21swapper/219:23:492
27550992917,11cyclictest0-21swapper/219:11:092
27550992916,12cyclictest0-21swapper/220:06:392
27550992916,12cyclictest0-21swapper/220:06:382
27550992916,12cyclictest0-21swapper/219:41:192
27550992914,12cyclictest0-21swapper/223:45:312
27550992914,12cyclictest0-21swapper/223:45:302
27550992913,13cyclictest0-21swapper/222:55:212
27550992913,13cyclictest0-21swapper/222:25:072
2754999295,22cyclictest0-21swapper/120:22:341
2754999295,22cyclictest0-21swapper/120:01:241
27549992913,14cyclictest0-21swapper/122:10:281
27549992913,14cyclictest0-21swapper/100:30:231
27549992912,11cyclictest0-21swapper/119:50:331
27549992911,15cyclictest0-21swapper/123:55:271
27548992913,14cyclictest0-21swapper/022:40:120
2755099285,22cyclictest0-21swapper/220:35:032
2755099285,21cyclictest0-21swapper/219:35:162
2755099285,14cyclictest0-21swapper/220:25:182
27550992816,11cyclictest0-21swapper/221:00:182
27550992816,11cyclictest0-21swapper/219:51:082
2754999289,12cyclictest0-21swapper/120:45:221
2754999285,21cyclictest0-21swapper/120:30:201
2754999285,21cyclictest0-21swapper/120:14:551
2754999285,21cyclictest0-21swapper/119:12:541
27549992816,11cyclictest0-21swapper/119:40:441
2754899287,18cyclictest0-21swapper/023:50:100
27548992816,9cyclictest0-21swapper/022:20:240
27548992816,9cyclictest0-21swapper/022:20:240
27548992814,12cyclictest0-21swapper/022:15:180
276932273,5sleep01888-21snmpd21:36:270
2755099275,20cyclictest0-21swapper/220:30:122
2755099275,10cyclictest0-21swapper/219:30:182
27550992713,12cyclictest0-21swapper/221:40:232
2754999275,21cyclictest0-21swapper/120:50:441
2754999275,21cyclictest0-21swapper/120:25:241
2754999274,20cyclictest0-21swapper/121:25:271
2754999265,19cyclictest0-21swapper/119:35:131
95102242,19sleep215170-21stress23:25:292
2754899228,12cyclictest0-21swapper/021:40:160
2754899205,14cyclictest0-21swapper/000:10:170
2754899205,14cyclictest0-21swapper/000:10:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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