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2025-12-29 - 15:05
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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 highest latencies:
System rackdslot2.osadl.org (updated Mon Dec 29, 2025 00:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
48332232170,50sleep20-21swapper/219:08:152
139591209175,22phc2sys0-21swapper/319:07:333
49562206173,22sleep00-21swapper/019:09:490
48072206171,23sleep10-21swapper/119:07:541
139291580,1ptp4l401ktimersoftd/321:45:313
139291560,1ptp4l401ktimersoftd/319:20:243
5262995514,3cyclictest33-21ksoftirqd/223:10:002
132952520,1sleep30-21swapper/320:35:003
5262995120,4cyclictest33-21ksoftirqd/220:25:192
5262995120,4cyclictest33-21ksoftirqd/220:25:182
5262995119,10cyclictest33-21ksoftirqd/219:30:002
5262995119,10cyclictest33-21ksoftirqd/219:30:002
5262995020,5cyclictest33-21ksoftirqd/223:55:162
5262995015,7cyclictest33-21ksoftirqd/220:40:172
5262995015,6cyclictest33-21ksoftirqd/200:00:152
526299497,6cyclictest33-21ksoftirqd/220:08:062
5262994920,7cyclictest33-21ksoftirqd/223:20:002
5261994920,7cyclictest25-21ksoftirqd/119:36:311
5262994835,4cyclictest33-21ksoftirqd/200:09:592
5262994814,5cyclictest33-21ksoftirqd/223:45:312
5262994814,4cyclictest33-21ksoftirqd/219:35:242
5262994812,6cyclictest33-21ksoftirqd/220:00:182
5262994811,5cyclictest33-21ksoftirqd/200:15:002
5262994719,7cyclictest33-21ksoftirqd/221:00:202
5262994714,5cyclictest33-21ksoftirqd/200:25:222
5262994713,6cyclictest33-21ksoftirqd/222:00:282
5262994713,6cyclictest33-21ksoftirqd/221:15:142
5262994712,6cyclictest33-21ksoftirqd/223:15:002
5262994712,6cyclictest33-21ksoftirqd/222:55:192
5262994712,6cyclictest33-21ksoftirqd/221:35:172
5262994710,6cyclictest33-21ksoftirqd/223:25:242
526199475,6cyclictest11716-21sed20:30:181
526299469,5cyclictest33-21ksoftirqd/221:30:172
5262994633,10cyclictest33-21ksoftirqd/200:20:002
5262994616,3cyclictest33-21ksoftirqd/223:50:252
5262994614,4cyclictest33-21ksoftirqd/223:35:272
5262994613,5cyclictest33-21ksoftirqd/223:40:252
5262994612,6cyclictest33-21ksoftirqd/221:05:202
5262994612,4cyclictest33-21ksoftirqd/221:30:012
5262994610,6cyclictest33-21ksoftirqd/221:40:232
526299456,6cyclictest33-21ksoftirqd/220:45:162
5262994521,3cyclictest33-21ksoftirqd/221:10:202
5262994512,5cyclictest33-21ksoftirqd/220:50:132
5262994511,5cyclictest33-21ksoftirqd/219:45:252
139291450,0ptp4l401ktimersoftd/321:10:163
526299449,6cyclictest33-21ksoftirqd/221:55:152
526299449,6cyclictest33-21ksoftirqd/221:45:192
526299449,5cyclictest33-21ksoftirqd/222:50:112
526299449,5cyclictest33-21ksoftirqd/222:25:272
526299449,4cyclictest33-21ksoftirqd/200:30:212
526299447,6cyclictest33-21ksoftirqd/223:20:262
526299447,5cyclictest33-21ksoftirqd/219:20:012
5262994416,7cyclictest33-21ksoftirqd/220:55:212
5262994413,6cyclictest33-21ksoftirqd/220:15:272
5262994413,5cyclictest33-21ksoftirqd/223:00:212
5262994411,6cyclictest33-21ksoftirqd/222:10:152
5262994411,5cyclictest33-21ksoftirqd/222:35:192
5262994411,4cyclictest33-21ksoftirqd/222:40:142
5262994331,4cyclictest33-21ksoftirqd/220:15:002
5262994328,12cyclictest33-21ksoftirqd/200:25:012
5262994328,12cyclictest33-21ksoftirqd/200:25:002
5262994315,9cyclictest33-21ksoftirqd/219:40:192
5262994313,7cyclictest33-21ksoftirqd/222:45:152
5262994313,7cyclictest33-21ksoftirqd/222:20:242
5262994312,4cyclictest33-21ksoftirqd/220:30:162
5262994310,7cyclictest33-21ksoftirqd/221:50:282
139291430,0ptp4l401ktimersoftd/322:45:053
139291430,0ptp4l401ktimersoftd/300:05:033
526299429,5cyclictest33-21ksoftirqd/222:05:212
526299429,5cyclictest33-21ksoftirqd/219:50:132
526299428,2cyclictest33-21ksoftirqd/222:15:172
526299427,5cyclictest33-21ksoftirqd/200:35:232
526299426,8cyclictest33-21ksoftirqd/220:35:242
5262994211,4cyclictest33-21ksoftirqd/222:30:132
5262994211,4cyclictest33-21ksoftirqd/222:30:132
139291420,0ptp4l401ktimersoftd/320:40:033
5263994137,2cyclictest41-21ksoftirqd/321:09:593
5263994137,2cyclictest41-21ksoftirqd/320:40:003
526299417,5cyclictest33-21ksoftirqd/220:20:162
526199410,11cyclictest25-21ksoftirqd/100:28:321
139291410,0ptp4l401ktimersoftd/323:35:123
139291410,0ptp4l401ktimersoftd/320:59:363
526299408,5cyclictest33-21ksoftirqd/219:35:012
526299407,4cyclictest33-21ksoftirqd/221:20:152
5262994035,3cyclictest33-21ksoftirqd/219:10:162
526199402,6cyclictest241ktimersoftd/123:20:181
5263993933,4cyclictest41-21ksoftirqd/323:19:213
5263993933,4cyclictest41-21ksoftirqd/321:27:393
526299396,6cyclictest33-21ksoftirqd/223:30:262
5262993934,3cyclictest33-21ksoftirqd/219:20:162
139291390,1ptp4l401ktimersoftd/320:00:143
139291390,0ptp4l401ktimersoftd/321:50:053
5263993833,3cyclictest41-21ksoftirqd/323:45:003
5263993833,3cyclictest41-21ksoftirqd/322:00:193
5263993832,4cyclictest41-21ksoftirqd/322:42:373
5263993832,4cyclictest41-21ksoftirqd/319:15:413
526299380,6cyclictest33-21ksoftirqd/220:00:002
5261993832,4cyclictest25-21ksoftirqd/121:27:391
5261993814,3cyclictest25-21ksoftirqd/121:14:111
5261993813,3cyclictest25-21ksoftirqd/100:06:171
526199380,4cyclictest0-21swapper/120:45:211
5260993832,4cyclictest9-21ksoftirqd/022:45:080
5260993832,4cyclictest31150-21cron20:05:000
5263993732,3cyclictest41-21ksoftirqd/323:00:013
5263993732,3cyclictest41-21ksoftirqd/319:57:223
5263993732,3cyclictest41-21ksoftirqd/319:30:193
5263993731,4cyclictest41-21ksoftirqd/323:57:273
5263993731,4cyclictest41-21ksoftirqd/322:53:483
5263993731,4cyclictest41-21ksoftirqd/320:17:283
5263993731,4cyclictest41-21ksoftirqd/319:45:353
5263993731,4cyclictest41-21ksoftirqd/319:40:483
5263993731,4cyclictest41-21ksoftirqd/300:02:283
5263993730,4cyclictest41-21ksoftirqd/322:10:533
5261993732,3cyclictest25-21ksoftirqd/122:37:531
5261993731,4cyclictest25-21ksoftirqd/122:20:371
5261993731,4cyclictest25-21ksoftirqd/100:38:161
5261993719,7cyclictest25-21ksoftirqd/100:34:151
5261993714,2cyclictest25-21ksoftirqd/100:18:331
5261993713,3cyclictest25-21ksoftirqd/119:47:111
5261993713,3cyclictest25-21ksoftirqd/100:14:321
5260993730,4cyclictest9-21ksoftirqd/022:39:490
139291370,0ptp4l401ktimersoftd/319:10:263
5263993631,3cyclictest41-21ksoftirqd/323:20:183
5263993631,3cyclictest41-21ksoftirqd/321:33:293
5263993631,3cyclictest41-21ksoftirqd/321:20:003
5263993631,3cyclictest41-21ksoftirqd/321:03:563
5263993631,3cyclictest41-21ksoftirqd/320:25:013
5263993630,4cyclictest41-21ksoftirqd/323:54:103
5263993630,4cyclictest41-21ksoftirqd/322:35:133
5263993630,4cyclictest41-21ksoftirqd/321:20:573
5263993630,4cyclictest41-21ksoftirqd/320:09:533
5263993629,4cyclictest41-21ksoftirqd/320:45:043
5261993614,8cyclictest25-21ksoftirqd/121:23:511
5261993614,7cyclictest25-21ksoftirqd/119:14:461
5261993613,7cyclictest25-21ksoftirqd/121:56:031
5261993612,3cyclictest25-21ksoftirqd/122:32:351
5261993612,3cyclictest25-21ksoftirqd/122:32:341
5260993631,3cyclictest9-21ksoftirqd/000:30:000
5260993630,4cyclictest9-21ksoftirqd/023:47:020
5260993630,4cyclictest9-21ksoftirqd/022:57:340
5260993630,4cyclictest9-21ksoftirqd/022:51:330
5260993630,4cyclictest9-21ksoftirqd/021:04:270
5260993630,4cyclictest9-21ksoftirqd/020:25:380
5260993630,4cyclictest9-21ksoftirqd/020:25:380
5260993630,4cyclictest9-21ksoftirqd/019:19:200
5260993630,4cyclictest9-21ksoftirqd/019:13:020
5260993629,4cyclictest9-21ksoftirqd/022:44:260
5263993532,2cyclictest41-21ksoftirqd/300:25:223
5263993531,2cyclictest41-21ksoftirqd/319:50:193
5263993530,3cyclictest41-21ksoftirqd/321:40:003
5263993530,3cyclictest41-21ksoftirqd/319:39:323
5263993529,4cyclictest41-21ksoftirqd/323:49:523
5263993529,4cyclictest41-21ksoftirqd/322:32:313
5263993529,4cyclictest41-21ksoftirqd/322:32:313
5263993529,4cyclictest41-21ksoftirqd/300:16:443
5261993528,5cyclictest25-21ksoftirqd/121:43:471
5261993512,6cyclictest25-21ksoftirqd/120:43:261
5261993512,3cyclictest25-21ksoftirqd/122:40:561
5261993512,3cyclictest25-21ksoftirqd/120:29:391
5261993512,3cyclictest25-21ksoftirqd/120:29:391
5261993512,3cyclictest25-21ksoftirqd/100:21:341
5261993512,3cyclictest25-21ksoftirqd/100:21:341
5260993530,3cyclictest9-21ksoftirqd/022:23:080
5260993530,3cyclictest9-21ksoftirqd/021:56:290
5260993529,4cyclictest9-21ksoftirqd/023:52:110
5260993529,4cyclictest9-21ksoftirqd/022:01:390
5260993529,4cyclictest9-21ksoftirqd/021:53:320
5260993529,4cyclictest9-21ksoftirqd/019:52:170
5260993529,4cyclictest9-21ksoftirqd/019:44:110
5263993429,3cyclictest41-21ksoftirqd/323:32:353
5263993429,3cyclictest41-21ksoftirqd/322:28:293
5263993429,3cyclictest41-21ksoftirqd/321:41:213
5263993428,4cyclictest41-21ksoftirqd/322:09:433
5263993428,4cyclictest41-21ksoftirqd/300:24:183
5263993428,4cyclictest41-21ksoftirqd/300:24:183
5261993429,3cyclictest25-21ksoftirqd/121:35:121
5261993429,3cyclictest25-21ksoftirqd/121:02:061
5261993429,3cyclictest25-21ksoftirqd/120:18:131
5261993429,3cyclictest25-21ksoftirqd/119:30:321
5261993429,3cyclictest25-21ksoftirqd/100:02:331
5261993428,4cyclictest25-21ksoftirqd/122:13:471
5261993413,4cyclictest25-21ksoftirqd/123:11:411
5261993412,3cyclictest25-21ksoftirqd/119:58:471
5260993429,3cyclictest9-21ksoftirqd/023:16:560
5260993429,3cyclictest9-21ksoftirqd/023:10:120
5260993429,3cyclictest9-21ksoftirqd/000:37:110
5260993428,4cyclictest9-21ksoftirqd/023:31:120
5260993428,4cyclictest9-21ksoftirqd/023:27:230
5260993428,4cyclictest9-21ksoftirqd/021:12:090
5260993428,4cyclictest9-21ksoftirqd/021:08:320
5260993428,4cyclictest9-21ksoftirqd/020:39:510
5260993428,4cyclictest9-21ksoftirqd/019:26:340
5260993428,4cyclictest9-21ksoftirqd/019:26:330
5260993428,4cyclictest9-21ksoftirqd/000:07:340
5260993427,4cyclictest9-21ksoftirqd/019:35:290
41298340,2rtkit-daemon411-21rtkit-daemon21:30:210
5263993328,3cyclictest41-21ksoftirqd/320:54:553
5263993328,3cyclictest41-21ksoftirqd/319:27:383
5263993328,3cyclictest41-21ksoftirqd/319:27:383
5263993327,4cyclictest41-21ksoftirqd/300:13:443
5263993322,9cyclictest41-21ksoftirqd/323:00:313
526199333,7cyclictest18205-21strings21:50:251
5261993327,4cyclictest25-21ksoftirqd/122:51:131
5261993327,4cyclictest25-21ksoftirqd/122:25:541
5261993327,4cyclictest25-21ksoftirqd/120:00:531
5261993312,8cyclictest25-21ksoftirqd/119:50:041
5261993312,8cyclictest25-21ksoftirqd/119:29:301
5261993312,8cyclictest25-21ksoftirqd/119:29:301
5261993312,7cyclictest25-21ksoftirqd/122:03:101
5261993311,6cyclictest25-21ksoftirqd/119:40:401
5260993328,3cyclictest9-21ksoftirqd/023:35:310
5260993327,4cyclictest9-21ksoftirqd/022:06:080
5260993327,4cyclictest9-21ksoftirqd/021:41:080
5260993327,4cyclictest9-21ksoftirqd/020:12:150
5260993327,4cyclictest9-21ksoftirqd/019:49:490
5260993327,3cyclictest9-21ksoftirqd/020:47:390
5263993228,3cyclictest41-21ksoftirqd/322:00:003
5263993227,3cyclictest41-21ksoftirqd/323:13:513
5261993228,3cyclictest25-21ksoftirqd/123:48:331
5261993227,3cyclictest25-21ksoftirqd/120:39:341
5261993226,4cyclictest25-21ksoftirqd/122:09:411
5261993226,4cyclictest25-21ksoftirqd/121:45:031
526199322,4cyclictest25-21ksoftirqd/122:47:311
526199321,6cyclictest25-21ksoftirqd/121:05:181
5261993212,6cyclictest25-21ksoftirqd/119:21:311
5261993211,3cyclictest25-21ksoftirqd/123:42:581
5260993227,3cyclictest9-21ksoftirqd/021:27:160
5260993226,4cyclictest9-21ksoftirqd/022:31:350
5260993226,4cyclictest9-21ksoftirqd/022:31:350
5260993226,4cyclictest9-21ksoftirqd/021:18:380
5260993226,4cyclictest9-21ksoftirqd/020:41:200
5260993226,4cyclictest9-21ksoftirqd/020:34:380
5260993226,4cyclictest9-21ksoftirqd/019:34:030
5260993226,4cyclictest9-21ksoftirqd/000:01:340
5260993226,3cyclictest9-21ksoftirqd/000:18:420
139291320,0ptp4l401ktimersoftd/322:20:513
139291320,0ptp4l401ktimersoftd/322:18:583
5263993126,3cyclictest41-21ksoftirqd/323:25:213
5263993126,3cyclictest41-21ksoftirqd/320:11:053
5263993120,9cyclictest41-21ksoftirqd/300:30:263
5261993126,3cyclictest25-21ksoftirqd/120:22:301
5261993124,4cyclictest25-21ksoftirqd/123:25:121
5261993115,6cyclictest25-21ksoftirqd/121:32:491
5260993126,3cyclictest9-21ksoftirqd/023:20:140
5260993126,3cyclictest9-21ksoftirqd/019:56:300
5260993126,3cyclictest9-21ksoftirqd/019:23:330
5260993126,3cyclictest9-21ksoftirqd/000:12:400
5260993125,4cyclictest9-21ksoftirqd/023:57:080
5260993125,4cyclictest9-21ksoftirqd/023:01:230
5260993124,4cyclictest9-21ksoftirqd/023:08:330
5260993124,4cyclictest9-21ksoftirqd/020:54:430
5261993025,3cyclictest25-21ksoftirqd/123:30:411
5261993025,3cyclictest25-21ksoftirqd/123:02:301
5261993024,4cyclictest25-21ksoftirqd/120:53:281
5261993024,4cyclictest25-21ksoftirqd/120:07:541
5260993025,3cyclictest9-21ksoftirqd/022:14:550
5260993025,3cyclictest9-21ksoftirqd/021:36:000
5260993025,3cyclictest9-21ksoftirqd/000:24:120
5260993025,3cyclictest9-21ksoftirqd/000:24:110
5260993024,4cyclictest9-21ksoftirqd/020:09:150
139291300,0ptp4l401ktimersoftd/320:27:413
139291300,0ptp4l401ktimersoftd/320:27:403
5261992927,1cyclictest231rcuc/123:39:551
526199292,4cyclictest25-21ksoftirqd/121:15:481
5260992923,4cyclictest9-21ksoftirqd/020:24:300
5263992823,3cyclictest41-21ksoftirqd/300:39:143
5261992824,3cyclictest25-21ksoftirqd/123:51:301
5261992823,3cyclictest25-21ksoftirqd/123:19:021
5261992823,3cyclictest25-21ksoftirqd/122:18:451
5261992823,3cyclictest25-21ksoftirqd/119:16:231
526199280,2cyclictest121rcu_preempt20:10:021
5260992823,3cyclictest9-21ksoftirqd/023:41:200
5260992823,3cyclictest9-21ksoftirqd/021:49:470
5260992823,3cyclictest9-21ksoftirqd/021:24:470
5260992822,4cyclictest9-21ksoftirqd/022:27:390
5263992722,3cyclictest41-21ksoftirqd/323:05:203
5261992724,2cyclictest25-21ksoftirqd/123:55:221
5261992722,3cyclictest25-21ksoftirqd/123:05:121
5260992722,3cyclictest9-21ksoftirqd/022:17:070
5260992722,3cyclictest9-21ksoftirqd/020:18:510
5260992722,3cyclictest9-21ksoftirqd/000:32:140
5261992621,3cyclictest25-21ksoftirqd/120:58:251
5261992419,3cyclictest25-21ksoftirqd/122:59:401
526099183,4cyclictest1308-21runrttasks20:55:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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