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2026-06-26 - 07:39
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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 rackdslot2.osadl.org (updated Fri Jun 26, 2026 00:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591235168,22phc2sys0-21swapper/319:05:303
48262209175,22sleep00-21swapper/019:07:480
48802206172,23sleep20-21swapper/219:08:302
47972205172,22sleep10-21swapper/119:07:291
2269621440,2sleep0548599cyclictest23:08:020
5489997330,11cyclictest41-21ksoftirqd/319:20:233
5489997033,4cyclictest41-21ksoftirqd/320:55:003
5489997033,4cyclictest41-21ksoftirqd/320:55:003
5489997032,4cyclictest41-21ksoftirqd/321:35:013
5489996733,8cyclictest41-21ksoftirqd/300:10:013
5489996732,8cyclictest41-21ksoftirqd/322:40:223
5489996732,6cyclictest41-21ksoftirqd/323:25:203
5489996634,9cyclictest41-21ksoftirqd/300:15:003
5489996631,8cyclictest41-21ksoftirqd/321:15:143
5489996631,4cyclictest41-21ksoftirqd/323:10:193
5489996630,5cyclictest41-21ksoftirqd/323:40:023
5489996623,4cyclictest41-21ksoftirqd/322:06:143
5489996531,4cyclictest41-21ksoftirqd/323:40:243
5489996529,9cyclictest41-21ksoftirqd/321:45:273
5489996522,4cyclictest41-21ksoftirqd/320:57:103
5489996430,4cyclictest41-21ksoftirqd/322:15:233
5489996429,5cyclictest41-21ksoftirqd/321:15:003
5489996429,4cyclictest41-21ksoftirqd/323:30:203
5489996422,4cyclictest41-21ksoftirqd/323:19:223
5489996332,7cyclictest41-21ksoftirqd/322:45:193
5489996332,10cyclictest41-21ksoftirqd/323:49:593
5489996331,9cyclictest41-21ksoftirqd/320:30:203
5489996331,4cyclictest41-21ksoftirqd/321:05:013
5489996330,9cyclictest41-21ksoftirqd/321:40:003
5489996330,7cyclictest41-21ksoftirqd/300:00:203
5489996330,4cyclictest41-21ksoftirqd/322:50:173
5489996330,4cyclictest41-21ksoftirqd/321:10:003
5489996330,4cyclictest41-21ksoftirqd/319:15:243
5489996330,4cyclictest41-21ksoftirqd/319:15:243
5489996330,3cyclictest41-21ksoftirqd/322:05:013
5489996330,10cyclictest41-21ksoftirqd/322:30:243
5489996328,4cyclictest41-21ksoftirqd/320:05:163
5489996327,4cyclictest41-21ksoftirqd/323:55:193
5489996230,8cyclictest41-21ksoftirqd/300:30:213
5489996230,7cyclictest41-21ksoftirqd/319:30:253
5489996228,5cyclictest41-21ksoftirqd/300:15:273
5489996228,4cyclictest41-21ksoftirqd/320:25:213
5489996228,4cyclictest41-21ksoftirqd/320:15:003
5489996228,4cyclictest41-21ksoftirqd/300:25:003
5489996227,8cyclictest41-21ksoftirqd/319:35:253
5489996225,5cyclictest41-21ksoftirqd/319:10:143
5489996221,4cyclictest41-21ksoftirqd/323:21:313
5489996220,4cyclictest41-21ksoftirqd/323:03:093
5489996128,8cyclictest41-21ksoftirqd/320:15:143
5489996127,4cyclictest41-21ksoftirqd/321:40:243
5489996127,4cyclictest41-21ksoftirqd/321:20:253
5489996127,4cyclictest41-21ksoftirqd/321:20:243
5489996126,4cyclictest41-21ksoftirqd/322:35:143
5489996124,7cyclictest41-21ksoftirqd/319:50:013
5489996032,7cyclictest41-21ksoftirqd/322:20:163
5489996032,12cyclictest41-21ksoftirqd/300:25:183
5489996029,4cyclictest41-21ksoftirqd/320:35:183
5489996029,4cyclictest41-21ksoftirqd/319:50:273
5489996028,6cyclictest41-21ksoftirqd/320:45:263
5489995929,4cyclictest41-21ksoftirqd/322:55:153
5489995929,4cyclictest41-21ksoftirqd/321:25:133
5489995928,5cyclictest41-21ksoftirqd/323:55:003
5489995927,10cyclictest41-21ksoftirqd/319:25:143
5489995926,5cyclictest41-21ksoftirqd/320:20:123
5489995919,5cyclictest41-21ksoftirqd/319:41:193
5489995630,10cyclictest41-21ksoftirqd/320:40:213
5489995628,10cyclictest41-21ksoftirqd/321:55:003
5489995628,10cyclictest41-21ksoftirqd/321:55:003
5489995621,5cyclictest41-21ksoftirqd/322:30:013
5489995526,9cyclictest41-21ksoftirqd/322:14:593
5489995422,4cyclictest41-21ksoftirqd/300:35:223
5489995422,3cyclictest41-21ksoftirqd/319:55:223
5489995324,9cyclictest41-21ksoftirqd/322:00:013
5487995247,3cyclictest25-21ksoftirqd/121:50:001
548999517,8cyclictest41-21ksoftirqd/320:00:263
5487994918,4cyclictest25-21ksoftirqd/123:05:001
41298480,12rtkit-daemon411-21rtkit-daemon00:36:531
548999473,3cyclictest41-21ksoftirqd/323:05:253
5487994720,3cyclictest25-21ksoftirqd/122:10:001
5487994616,7cyclictest25-21ksoftirqd/123:35:011
548799457,4cyclictest25-21ksoftirqd/122:40:251
548799457,3cyclictest25-21ksoftirqd/123:25:171
5487994516,4cyclictest25-21ksoftirqd/123:35:241
5487994515,4cyclictest25-21ksoftirqd/100:00:291
548599451,41cyclictest21785-21cron00:15:000
5487994415,4cyclictest25-21ksoftirqd/120:50:231
5487994415,4cyclictest25-21ksoftirqd/120:50:221
5487994414,4cyclictest25-21ksoftirqd/121:10:291
548799439,4cyclictest25-21ksoftirqd/122:25:291
5487994337,3cyclictest25-21ksoftirqd/121:00:001
548799430,3cyclictest121rcu_preempt21:10:001
548799427,3cyclictest25-21ksoftirqd/120:25:241
548799425,3cyclictest25-21ksoftirqd/123:55:191
548799425,3cyclictest25-21ksoftirqd/123:10:231
548799425,3cyclictest25-21ksoftirqd/121:15:161
548799425,3cyclictest25-21ksoftirqd/120:35:141
548799425,3cyclictest25-21ksoftirqd/120:30:151
548799416,4cyclictest25-21ksoftirqd/121:55:141
548799415,3cyclictest25-21ksoftirqd/100:10:141
548799414,4cyclictest25-21ksoftirqd/120:05:231
548799414,3cyclictest25-21ksoftirqd/100:20:251
548799411,3cyclictest121rcu_preempt19:25:261
5487994113,4cyclictest25-21ksoftirqd/119:45:211
5487994111,3cyclictest25-21ksoftirqd/122:10:171
5488994034,4cyclictest33-21ksoftirqd/219:34:172
548799407,2cyclictest25-21ksoftirqd/122:50:291
548799406,4cyclictest25-21ksoftirqd/119:50:241
548799405,9cyclictest25-21ksoftirqd/120:45:221
548799405,3cyclictest121rcu_preempt19:10:141
548799405,3cyclictest121rcu_preempt00:25:201
548799405,3cyclictest121rcu_preempt00:15:171
548799404,3cyclictest25-21ksoftirqd/121:25:261
548799404,3cyclictest25-21ksoftirqd/100:05:271
548799404,3cyclictest121rcu_preempt23:45:231
548799404,3cyclictest121rcu_preempt21:00:171
5487994035,3cyclictest25-21ksoftirqd/123:20:261
548799403,3cyclictest121rcu_preempt22:30:201
548799402,3cyclictest121rcu_preempt20:20:121
5488993933,4cyclictest33-21ksoftirqd/222:50:512
548799395,4cyclictest25-21ksoftirqd/119:30:141
548799395,3cyclictest25-21ksoftirqd/122:35:251
548799394,4cyclictest25-21ksoftirqd/121:20:181
548799394,4cyclictest25-21ksoftirqd/121:20:171
548799394,4cyclictest121rcu_preempt19:35:151
548799394,3cyclictest25-21ksoftirqd/121:40:241
548799394,3cyclictest121rcu_preempt23:40:221
548799394,3cyclictest121rcu_preempt22:00:261
548799393,3cyclictest121rcu_preempt20:15:151
5487993922,9cyclictest25-21ksoftirqd/119:45:011
548799390,7cyclictest25-21ksoftirqd/119:15:141
548799390,7cyclictest25-21ksoftirqd/119:15:141
548799390,3cyclictest121rcu_preempt19:20:131
5488993831,4cyclictest33-21ksoftirqd/200:31:582
548799386,3cyclictest121rcu_preempt23:05:181
548799385,3cyclictest121rcu_preempt21:50:271
548799385,3cyclictest121rcu_preempt21:50:271
548799383,3cyclictest121rcu_preempt20:40:111
548799383,3cyclictest121rcu_preempt20:10:191
5487993832,3cyclictest25-21ksoftirqd/122:45:121
548799382,8cyclictest25-21ksoftirqd/100:30:151
548799382,2cyclictest121rcu_preempt21:30:161
5485993833,3cyclictest9-21ksoftirqd/022:40:000
5488993732,3cyclictest33-21ksoftirqd/200:20:002
5488993731,4cyclictest33-21ksoftirqd/223:27:462
5488993731,4cyclictest33-21ksoftirqd/222:36:132
5488993731,4cyclictest33-21ksoftirqd/221:08:282
5488993731,4cyclictest33-21ksoftirqd/220:05:342
548799375,2cyclictest121rcu_preempt22:15:261
548799374,3cyclictest25-21ksoftirqd/123:15:161
548799374,3cyclictest121rcu_preempt20:00:261
548799373,2cyclictest121rcu_preempt19:55:141
5487993731,4cyclictest25-21ksoftirqd/121:35:161
548799372,3cyclictest121rcu_preempt23:50:121
5488993630,4cyclictest33-21ksoftirqd/223:55:062
5488993630,4cyclictest33-21ksoftirqd/221:57:432
5488993630,4cyclictest33-21ksoftirqd/221:41:212
5488993630,4cyclictest33-21ksoftirqd/220:48:432
5488993630,4cyclictest33-21ksoftirqd/219:23:382
5488993630,4cyclictest33-21ksoftirqd/219:19:092
5488993630,4cyclictest33-21ksoftirqd/219:19:092
5488993630,4cyclictest33-21ksoftirqd/200:10:422
5487993631,3cyclictest25-21ksoftirqd/122:55:121
5485993631,3cyclictest9-21ksoftirqd/021:30:110
5485993630,4cyclictest9-21ksoftirqd/023:11:350
5485993630,4cyclictest9-21ksoftirqd/022:05:550
5485993630,4cyclictest9-21ksoftirqd/021:13:350
5485993630,4cyclictest9-21ksoftirqd/000:18:180
5485993629,4cyclictest9-21ksoftirqd/022:23:250
5488993530,3cyclictest33-21ksoftirqd/223:47:142
5488993530,3cyclictest33-21ksoftirqd/223:13:022
5488993530,3cyclictest33-21ksoftirqd/222:20:592
5488993530,3cyclictest33-21ksoftirqd/219:51:562
5488993529,4cyclictest33-21ksoftirqd/223:35:432
5488993529,4cyclictest33-21ksoftirqd/223:22:442
5488993529,4cyclictest33-21ksoftirqd/222:47:542
5488993529,4cyclictest33-21ksoftirqd/200:27:302
5488993528,4cyclictest33-21ksoftirqd/222:15:132
548799353,2cyclictest121rcu_preempt22:20:201
5485993531,2cyclictest9-21ksoftirqd/020:00:240
5485993530,3cyclictest9-21ksoftirqd/022:14:020
5485993530,3cyclictest9-21ksoftirqd/020:19:370
5485993529,4cyclictest9-21ksoftirqd/021:58:580
5485993529,4cyclictest9-21ksoftirqd/000:36:020
5485993529,4cyclictest9-21ksoftirqd/000:06:180
5488993429,3cyclictest33-21ksoftirqd/223:01:342
5488993429,3cyclictest33-21ksoftirqd/222:00:102
5488993428,4cyclictest33-21ksoftirqd/223:51:412
5488993428,4cyclictest33-21ksoftirqd/222:43:002
5488993428,4cyclictest33-21ksoftirqd/221:45:082
5488993428,4cyclictest33-21ksoftirqd/221:32:402
5488993428,4cyclictest33-21ksoftirqd/221:14:302
5488993428,4cyclictest33-21ksoftirqd/220:19:432
5488993428,4cyclictest33-21ksoftirqd/219:40:472
5488993428,4cyclictest33-21ksoftirqd/219:36:022
5488993427,4cyclictest33-21ksoftirqd/222:56:592
5485993429,3cyclictest9-21ksoftirqd/020:24:180
5485993429,3cyclictest9-21ksoftirqd/000:29:530
5485993428,4cyclictest9-21ksoftirqd/023:53:510
5485993428,4cyclictest9-21ksoftirqd/023:28:400
5485993428,4cyclictest9-21ksoftirqd/023:01:040
5485993428,3cyclictest9-21ksoftirqd/023:32:000
41298340,2rtkit-daemon411-21rtkit-daemon20:25:400
5488993328,3cyclictest33-21ksoftirqd/222:09:382
5488993328,3cyclictest33-21ksoftirqd/220:24:242
5488993328,3cyclictest33-21ksoftirqd/200:20:372
5488993327,4cyclictest33-21ksoftirqd/223:30:332
5488993327,4cyclictest33-21ksoftirqd/200:38:292
5488993320,11cyclictest33-21ksoftirqd/221:35:382
5485993328,3cyclictest9-21ksoftirqd/023:18:570
5485993328,3cyclictest9-21ksoftirqd/022:31:440
5485993328,3cyclictest9-21ksoftirqd/021:48:250
5485993328,3cyclictest9-21ksoftirqd/021:16:120
5485993328,3cyclictest9-21ksoftirqd/019:16:060
5485993328,3cyclictest9-21ksoftirqd/019:16:060
5485993327,4cyclictest9-21ksoftirqd/023:47:160
5485993327,4cyclictest9-21ksoftirqd/020:55:470
5485993327,4cyclictest9-21ksoftirqd/020:35:530
5485993327,4cyclictest9-21ksoftirqd/019:58:140
5485993327,3cyclictest9-21ksoftirqd/023:35:370
5488993227,3cyclictest33-21ksoftirqd/222:12:252
5488993226,4cyclictest33-21ksoftirqd/220:59:022
5488993226,4cyclictest33-21ksoftirqd/220:26:212
5488993226,4cyclictest33-21ksoftirqd/219:13:432
5488993226,4cyclictest33-21ksoftirqd/200:06:522
5485993227,3cyclictest9-21ksoftirqd/019:40:120
5485993227,3cyclictest9-21ksoftirqd/019:29:580
5485993226,4cyclictest9-21ksoftirqd/000:03:060
5485993226,3cyclictest9-21ksoftirqd/021:29:570
41298320,2rtkit-daemon411-21rtkit-daemon00:22:540
5488993126,3cyclictest33-21ksoftirqd/223:19:112
5488993126,3cyclictest33-21ksoftirqd/223:09:182
5488993126,3cyclictest33-21ksoftirqd/221:54:062
5488993126,3cyclictest33-21ksoftirqd/221:54:062
5488993126,3cyclictest33-21ksoftirqd/220:14:462
5488993125,4cyclictest33-21ksoftirqd/223:43:052
5485993126,3cyclictest9-21ksoftirqd/022:17:510
5485993126,3cyclictest9-21ksoftirqd/022:05:000
5485993126,3cyclictest9-21ksoftirqd/021:22:590
5485993126,3cyclictest9-21ksoftirqd/021:22:590
5485993126,3cyclictest9-21ksoftirqd/021:01:590
5485993126,3cyclictest9-21ksoftirqd/000:31:490
5485993125,4cyclictest9-21ksoftirqd/023:59:370
5485993125,4cyclictest9-21ksoftirqd/022:46:110
5485993125,4cyclictest9-21ksoftirqd/021:51:190
5485993125,4cyclictest9-21ksoftirqd/021:51:190
5485993125,4cyclictest9-21ksoftirqd/021:05:330
5485993124,4cyclictest9-21ksoftirqd/020:50:500
5485993124,4cyclictest9-21ksoftirqd/020:50:500
5488993025,3cyclictest33-21ksoftirqd/219:45:392
5488993025,3cyclictest33-21ksoftirqd/200:02:352
5485993025,3cyclictest9-21ksoftirqd/022:51:190
5485993025,3cyclictest9-21ksoftirqd/019:14:330
5485993024,4cyclictest9-21ksoftirqd/020:40:460
5485993023,4cyclictest9-21ksoftirqd/019:20:230
5488992924,3cyclictest33-21ksoftirqd/222:31:202
5488992924,3cyclictest33-21ksoftirqd/221:00:512
5488992923,4cyclictest33-21ksoftirqd/220:52:362
5488992923,4cyclictest33-21ksoftirqd/220:52:362
548899292,26cyclictest12742-21kworker/2:220:36:282
548899292,26cyclictest12742-21kworker/2:220:33:292
548899292,26cyclictest12742-21kworker/2:220:03:332
548899290,28cyclictest12742-21kworker/2:219:58:012
5485992924,3cyclictest9-21ksoftirqd/019:48:140
5485992923,4cyclictest9-21ksoftirqd/020:13:180
5485992923,4cyclictest9-21ksoftirqd/019:30:020
548899283,24cyclictest27567-21kworker/2:021:26:012
5488992823,4cyclictest33-21ksoftirqd/220:42:012
5488992823,3cyclictest33-21ksoftirqd/221:15:062
5488992822,4cyclictest33-21ksoftirqd/219:29:402
5485992823,3cyclictest9-21ksoftirqd/022:41:020
5485992823,3cyclictest9-21ksoftirqd/019:50:400
5485992822,4cyclictest9-21ksoftirqd/021:40:590
5485992822,4cyclictest9-21ksoftirqd/020:47:240
548899272,24cyclictest23830-21kworker/2:222:25:572
548899271,25cyclictest27567-21kworker/2:021:22:212
548899271,25cyclictest27567-21kworker/2:021:22:212
5485992722,3cyclictest9-21ksoftirqd/021:37:140
5485992621,3cyclictest9-21ksoftirqd/023:43:500
5485992621,3cyclictest9-21ksoftirqd/020:32:260
5485992620,4cyclictest9-21ksoftirqd/022:59:150
5485992620,4cyclictest9-21ksoftirqd/022:27:290
5485992520,3cyclictest9-21ksoftirqd/023:23:180
5485992217,3cyclictest9-21ksoftirqd/020:08:250
5485992016,2cyclictest9-21ksoftirqd/019:35:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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