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2026-04-19 - 05:11
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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 rackdslot3.osadl.org (updated Sun Apr 19, 2026 00:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491236169,23phc2sys0-21swapper/319:06:083
171472204171,22sleep10-21swapper/119:05:021
191782202168,22sleep00-21swapper/019:08:390
183212202169,22sleep20-21swapper/219:05:232
307582610,8sleep21957999cyclictest00:00:202
206532610,4sleep220647-21fschecks_time21:25:152
139391590,1ptp4l401ktimersoftd/320:20:133
142302520,1sleep00-21swapper/000:35:000
139391510,1ptp4l391rcuc/322:29:363
266942460,2sleep00-21swapper/020:30:180
139391450,0ptp4l401ktimersoftd/319:57:283
139391440,0ptp4l401ktimersoftd/323:00:233
139391430,0ptp4l401ktimersoftd/321:37:583
19579994236,3cyclictest11798-21cron22:15:012
139391420,0ptp4l401ktimersoftd/323:15:003
139391420,0ptp4l401ktimersoftd/320:05:303
19578994137,2cyclictest25-21ksoftirqd/100:40:001
57898400,6rtkit-daemon0-21swapper/022:01:020
57898400,2rtkit-daemon0-21swapper/122:30:181
139391400,1ptp4l401ktimersoftd/300:39:563
139391400,0ptp4l401ktimersoftd/322:39:073
19578993934,3cyclictest551-21rs:main1
19577993833,3cyclictest9-21ksoftirqd/020:30:010
19579993732,3cyclictest33-21ksoftirqd/223:10:002
139391370,0ptp4l401ktimersoftd/321:54:203
19580993631,3cyclictest551-21rs:main3
19580993630,4cyclictest41-21ksoftirqd/321:35:003
19579993630,4cyclictest33-21ksoftirqd/220:47:332
19579993630,4cyclictest33-21ksoftirqd/200:15:452
19578993631,3cyclictest25-21ksoftirqd/119:20:111
19578993630,4cyclictest25-21ksoftirqd/122:42:401
19578993629,4cyclictest25-21ksoftirqd/120:10:411
19577993631,3cyclictest31698-21anacron00:01:520
19580993530,3cyclictest41-21ksoftirqd/323:05:113
19580993529,4cyclictest41-21ksoftirqd/322:55:463
19580993529,4cyclictest41-21ksoftirqd/319:21:293
19580993529,4cyclictest41-21ksoftirqd/300:28:023
19579993530,3cyclictest33-21ksoftirqd/222:07:402
19579993530,3cyclictest33-21ksoftirqd/219:45:042
19579993530,3cyclictest33-21ksoftirqd/219:20:522
19579993529,4cyclictest33-21ksoftirqd/220:37:502
19579993529,4cyclictest33-21ksoftirqd/219:34:242
19579993528,4cyclictest33-21ksoftirqd/221:49:592
19578993529,4cyclictest25-21ksoftirqd/123:21:191
19578993529,4cyclictest25-21ksoftirqd/122:21:271
19578993529,4cyclictest25-21ksoftirqd/120:49:521
19578993529,4cyclictest25-21ksoftirqd/120:18:351
19578993529,4cyclictest25-21ksoftirqd/100:07:021
19577993530,3cyclictest9-21ksoftirqd/021:39:590
19577993530,3cyclictest9-21ksoftirqd/021:12:490
19577993530,3cyclictest9-21ksoftirqd/020:42:420
19577993529,4cyclictest9-21ksoftirqd/020:57:180
19577993529,3cyclictest9-21ksoftirqd/022:45:110
19577993529,3cyclictest9-21ksoftirqd/020:15:180
19577993529,3cyclictest9-21ksoftirqd/019:45:110
19580993429,3cyclictest41-21ksoftirqd/320:51:433
19580993428,4cyclictest41-21ksoftirqd/323:11:393
19580993428,4cyclictest41-21ksoftirqd/321:58:303
19580993428,4cyclictest41-21ksoftirqd/321:58:303
19579993429,3cyclictest33-21ksoftirqd/219:50:052
19579993428,4cyclictest33-21ksoftirqd/223:44:082
19579993428,4cyclictest33-21ksoftirqd/221:00:482
19578993429,3cyclictest25-21ksoftirqd/123:50:231
19578993429,3cyclictest25-21ksoftirqd/122:01:131
19578993429,3cyclictest25-21ksoftirqd/120:38:001
19578993429,3cyclictest25-21ksoftirqd/119:54:161
19578993428,4cyclictest25-21ksoftirqd/123:35:351
19578993428,4cyclictest25-21ksoftirqd/122:58:061
19578993428,4cyclictest25-21ksoftirqd/121:44:071
19578993428,4cyclictest25-21ksoftirqd/120:06:241
19578993428,4cyclictest25-21ksoftirqd/119:57:131
19578993428,4cyclictest25-21ksoftirqd/100:04:251
19578993428,3cyclictest25-21ksoftirqd/123:15:101
19578993427,5cyclictest25-21ksoftirqd/122:27:051
19577993429,3cyclictest9-21ksoftirqd/022:39:590
19577993428,3cyclictest9-21ksoftirqd/019:40:110
19580993328,3cyclictest41-21ksoftirqd/321:10:133
19580993327,4cyclictest41-21ksoftirqd/323:42:073
19580993327,4cyclictest41-21ksoftirqd/322:51:593
19580993327,4cyclictest41-21ksoftirqd/322:16:433
19580993327,4cyclictest41-21ksoftirqd/322:08:123
19580993327,4cyclictest41-21ksoftirqd/321:21:483
19580993327,4cyclictest41-21ksoftirqd/321:19:023
19580993327,4cyclictest41-21ksoftirqd/320:46:173
19580993327,4cyclictest41-21ksoftirqd/320:27:323
19580993327,4cyclictest41-21ksoftirqd/319:39:103
19580993327,4cyclictest41-21ksoftirqd/319:31:433
1958099332,3cyclictest121rcu_preempt20:36:293
19579993328,3cyclictest33-21ksoftirqd/219:28:182
19579993328,2cyclictest33-21ksoftirqd/221:45:012
19579993327,4cyclictest33-21ksoftirqd/223:56:312
19579993327,4cyclictest33-21ksoftirqd/222:17:392
19579993327,4cyclictest33-21ksoftirqd/221:31:042
19578993328,3cyclictest25-21ksoftirqd/121:49:081
19578993327,4cyclictest25-21ksoftirqd/122:48:071
19578993327,4cyclictest25-21ksoftirqd/122:18:011
19578993327,4cyclictest25-21ksoftirqd/120:30:391
19578993327,4cyclictest25-21ksoftirqd/119:10:321
19578993327,4cyclictest25-21ksoftirqd/100:33:251
19577993328,3cyclictest9-21ksoftirqd/000:10:180
19577993327,4cyclictest9-21ksoftirqd/020:04:220
19577993327,4cyclictest9-21ksoftirqd/020:04:220
139391330,0ptp4l401ktimersoftd/323:35:193
19580993226,4cyclictest41-21ksoftirqd/323:21:493
19580993226,4cyclictest41-21ksoftirqd/321:29:503
19580993226,4cyclictest41-21ksoftirqd/300:07:243
19579993227,3cyclictest33-21ksoftirqd/222:23:062
19579993227,3cyclictest33-21ksoftirqd/220:40:112
19579993226,4cyclictest33-21ksoftirqd/222:54:252
19579993226,4cyclictest33-21ksoftirqd/222:36:112
19579993226,4cyclictest33-21ksoftirqd/222:34:112
19579993226,4cyclictest33-21ksoftirqd/221:17:342
19579993226,4cyclictest33-21ksoftirqd/221:07:102
19579993226,4cyclictest33-21ksoftirqd/220:56:422
19579993226,4cyclictest33-21ksoftirqd/220:52:462
19579993226,4cyclictest33-21ksoftirqd/219:57:522
19579993226,4cyclictest33-21ksoftirqd/200:30:482
19578993228,2cyclictest25-21ksoftirqd/120:55:011
19578993226,4cyclictest25-21ksoftirqd/123:12:051
19578993226,4cyclictest25-21ksoftirqd/123:03:381
19578993226,4cyclictest25-21ksoftirqd/120:01:141
19578993226,4cyclictest25-21ksoftirqd/120:01:131
19578993226,4cyclictest25-21ksoftirqd/119:42:451
19578993226,4cyclictest25-21ksoftirqd/119:33:251
19577993227,3cyclictest9-21ksoftirqd/023:34:270
19577993227,3cyclictest9-21ksoftirqd/023:15:110
19577993227,3cyclictest9-21ksoftirqd/022:55:470
19577993227,3cyclictest9-21ksoftirqd/022:51:340
19577993227,3cyclictest9-21ksoftirqd/021:25:000
19577993227,3cyclictest9-21ksoftirqd/019:19:170
19577993226,4cyclictest9-21ksoftirqd/022:16:170
19577993226,4cyclictest9-21ksoftirqd/020:23:390
19577993226,4cyclictest9-21ksoftirqd/019:38:150
19577993226,4cyclictest9-21ksoftirqd/019:23:470
19577993226,4cyclictest9-21ksoftirqd/000:05:590
139391320,0ptp4l401ktimersoftd/319:45:203
19580993126,3cyclictest41-21ksoftirqd/323:51:533
19580993125,4cyclictest41-21ksoftirqd/321:42:293
19580993125,4cyclictest41-21ksoftirqd/320:12:243
19579993127,3cyclictest33-21ksoftirqd/200:39:592
19579993126,3cyclictest33-21ksoftirqd/221:22:512
19579993126,3cyclictest33-21ksoftirqd/221:10:192
19579993126,3cyclictest33-21ksoftirqd/220:19:592
19579993126,3cyclictest33-21ksoftirqd/220:05:142
19579993125,4cyclictest33-21ksoftirqd/223:13:152
19579993125,4cyclictest33-21ksoftirqd/222:45:022
19579993125,4cyclictest33-21ksoftirqd/221:55:082
19579993125,4cyclictest33-21ksoftirqd/221:55:072
19579993124,5cyclictest33-21ksoftirqd/223:20:532
19579993124,4cyclictest33-21ksoftirqd/219:10:102
19578993126,3cyclictest25-21ksoftirqd/122:53:241
19578993126,3cyclictest25-21ksoftirqd/121:12:491
19578993126,3cyclictest25-21ksoftirqd/119:19:551
19578993125,4cyclictest25-21ksoftirqd/121:24:301
19578993125,4cyclictest25-21ksoftirqd/119:28:211
19578993125,4cyclictest25-21ksoftirqd/100:18:561
19577993126,3cyclictest9-21ksoftirqd/023:35:180
19577993126,3cyclictest9-21ksoftirqd/000:20:130
19577993125,4cyclictest9-21ksoftirqd/023:03:020
19577993125,4cyclictest9-21ksoftirqd/022:40:360
19577993125,4cyclictest9-21ksoftirqd/020:13:250
19577993125,4cyclictest9-21ksoftirqd/020:05:470
19577993124,4cyclictest32015-21cron21:50:000
154992310,9sleep01957799cyclictest22:20:220
139391310,0ptp4l401ktimersoftd/322:12:263
139391310,0ptp4l401ktimersoftd/319:43:533
139391310,0ptp4l401ktimersoftd/300:25:003
19580993025,3cyclictest41-21ksoftirqd/321:03:003
19580993025,3cyclictest41-21ksoftirqd/319:10:153
19580993024,4cyclictest41-21ksoftirqd/321:08:443
19579993025,3cyclictest33-21ksoftirqd/220:22:002
19579993025,3cyclictest33-21ksoftirqd/200:25:012
19579993024,4cyclictest33-21ksoftirqd/223:47:132
19579993024,4cyclictest33-21ksoftirqd/223:27:152
19579993024,4cyclictest33-21ksoftirqd/200:27:112
19578993025,3cyclictest25-21ksoftirqd/121:00:101
19578993025,3cyclictest25-21ksoftirqd/121:00:011
19578993025,3cyclictest25-21ksoftirqd/119:46:321
19578993025,3cyclictest25-21ksoftirqd/100:28:201
19578993025,3cyclictest25-21ksoftirqd/100:20:411
19578993024,4cyclictest25-21ksoftirqd/123:57:221
19578993024,4cyclictest25-21ksoftirqd/123:45:301
19578993024,4cyclictest25-21ksoftirqd/123:44:301
19577993026,3cyclictest9-21ksoftirqd/023:13:110
19577993025,3cyclictest9-21ksoftirqd/022:10:120
19577993024,4cyclictest9-21ksoftirqd/023:58:570
19577993024,4cyclictest9-21ksoftirqd/022:32:360
19577993024,3cyclictest9-21ksoftirqd/021:15:110
19577993023,4cyclictest9-21ksoftirqd/000:38:170
139391300,0ptp4l401ktimersoftd/323:45:163
139391300,0ptp4l401ktimersoftd/322:01:303
139391300,0ptp4l401ktimersoftd/320:16:493
139391300,0ptp4l401ktimersoftd/300:17:453
139391300,0ptp4l401ktimersoftd/300:10:403
19580992923,4cyclictest41-21ksoftirqd/319:51:053
19580992923,4cyclictest41-21ksoftirqd/300:00:063
19579992924,3cyclictest33-21ksoftirqd/223:18:162
19579992924,3cyclictest33-21ksoftirqd/223:01:252
19579992924,3cyclictest33-21ksoftirqd/220:10:172
19579992924,3cyclictest33-21ksoftirqd/219:15:482
19579992923,4cyclictest33-21ksoftirqd/222:59:392
19579992923,4cyclictest33-21ksoftirqd/222:29:132
19579992923,4cyclictest33-21ksoftirqd/200:08:142
19579992923,3cyclictest33-21ksoftirqd/223:50:142
19579992922,4cyclictest33-21ksoftirqd/223:30:242
19578992924,3cyclictest25-21ksoftirqd/123:05:181
19578992924,3cyclictest25-21ksoftirqd/122:12:591
19578992924,3cyclictest25-21ksoftirqd/122:07:351
19578992924,3cyclictest25-21ksoftirqd/121:30:521
19578992924,3cyclictest25-21ksoftirqd/121:15:031
19578992924,3cyclictest25-21ksoftirqd/121:07:141
19578992922,5cyclictest25-21ksoftirqd/123:25:041
19577992924,3cyclictest9-21ksoftirqd/021:55:190
19577992924,3cyclictest9-21ksoftirqd/021:55:180
19577992924,3cyclictest9-21ksoftirqd/021:45:010
19577992924,3cyclictest9-21ksoftirqd/021:31:060
19577992924,3cyclictest9-21ksoftirqd/019:30:190
19577992924,3cyclictest9-21ksoftirqd/000:20:010
19577992923,4cyclictest9-21ksoftirqd/020:37:040
139391290,0ptp4l401ktimersoftd/323:30:043
19580992823,3cyclictest41-21ksoftirqd/323:57:103
19580992823,3cyclictest41-21ksoftirqd/322:22:383
19580992823,3cyclictest41-21ksoftirqd/321:48:023
19580992822,4cyclictest41-21ksoftirqd/323:28:153
19579992823,3cyclictest33-21ksoftirqd/223:35:112
19579992823,3cyclictest33-21ksoftirqd/222:00:132
19579992823,3cyclictest33-21ksoftirqd/219:44:362
19579992815,11cyclictest33-21ksoftirqd/220:05:002
19579992815,11cyclictest33-21ksoftirqd/220:05:002
19578992823,3cyclictest25-21ksoftirqd/121:26:231
19578992823,3cyclictest25-21ksoftirqd/119:35:541
19578992823,3cyclictest25-21ksoftirqd/100:10:121
19578992822,4cyclictest25-21ksoftirqd/120:27:221
19577992823,3cyclictest9-21ksoftirqd/023:40:190
19577992823,3cyclictest9-21ksoftirqd/021:27:120
19577992822,4cyclictest9-21ksoftirqd/023:20:590
19577992822,4cyclictest9-21ksoftirqd/020:49:350
19577992822,4cyclictest9-21ksoftirqd/019:58:490
19577992822,3cyclictest9-21ksoftirqd/023:54:350
139391280,0ptp4l401ktimersoftd/319:19:483
19580992722,3cyclictest41-21ksoftirqd/322:47:553
19580992722,3cyclictest41-21ksoftirqd/320:59:533
19580992722,3cyclictest41-21ksoftirqd/320:42:523
19580992722,3cyclictest41-21ksoftirqd/319:26:123
19579992722,3cyclictest33-21ksoftirqd/221:54:412
19579992722,3cyclictest33-21ksoftirqd/221:35:092
19579992721,4cyclictest33-21ksoftirqd/220:25:302
19578992722,3cyclictest25-21ksoftirqd/121:37:531
19578992722,3cyclictest25-21ksoftirqd/120:23:361
19577992722,3cyclictest9-21ksoftirqd/022:25:200
19577992722,3cyclictest9-21ksoftirqd/022:05:540
19577992722,3cyclictest9-21ksoftirqd/021:51:520
19577992722,3cyclictest9-21ksoftirqd/000:27:040
19577992721,4cyclictest9-21ksoftirqd/021:04:430
19577992721,4cyclictest9-21ksoftirqd/019:10:110
139391270,0ptp4l401ktimersoftd/322:30:263
19580992621,3cyclictest41-21ksoftirqd/320:03:573
19580992621,3cyclictest41-21ksoftirqd/320:03:573
19579992621,3cyclictest33-21ksoftirqd/200:14:322
19577992622,2cyclictest9-21ksoftirqd/023:25:270
19577992621,3cyclictest9-21ksoftirqd/023:48:030
19577992621,3cyclictest9-21ksoftirqd/023:05:140
19577992621,3cyclictest9-21ksoftirqd/020:55:010
19580992520,3cyclictest41-21ksoftirqd/300:32:403
19578992520,3cyclictest25-21ksoftirqd/123:31:191
19578992519,4cyclictest25-21ksoftirqd/122:39:041
19577992519,3cyclictest9-21ksoftirqd/021:05:190
19580992419,3cyclictest41-21ksoftirqd/320:33:183
19579992420,2cyclictest33-21ksoftirqd/220:30:172
19579992419,3cyclictest33-21ksoftirqd/222:45:002
19578992419,3cyclictest25-21ksoftirqd/121:55:131
19578992419,3cyclictest25-21ksoftirqd/121:55:131
19578992419,3cyclictest25-21ksoftirqd/120:43:431
19577992419,3cyclictest9-21ksoftirqd/019:25:170
19577992318,3cyclictest9-21ksoftirqd/019:50:180
1957999206,11cyclictest207-21systemd-journal19:35:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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