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2026-03-20 - 08:19
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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 rack6slot0.osadl.org (updated Fri Mar 20, 2026 01:02:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1149399210204,4cyclictest387512chrt23:14:4430
1149399210204,4cyclictest387512chrt23:14:4430
1146299210204,3cyclictest0-21swapper/1022:35:022
1146299210204,3cyclictest0-21swapper/1022:35:022
1149399205197,5cyclictest22008-21systemd23:20:1230
1149399205197,5cyclictest22008-21systemd23:20:1230
1149399205197,5cyclictest22008-21systemd23:20:1130
1149399204197,5cyclictest0-21swapper/3623:18:4730
1149399204197,5cyclictest0-21swapper/3623:18:4730
1147499202197,2cyclictest0-21swapper/2122:55:1514
1147499202197,2cyclictest0-21swapper/2122:55:1414
1147499202197,2cyclictest0-21swapper/2122:55:1414
1149599201188,5cyclictest0-21swapper/3822:55:1732
1149599201188,5cyclictest0-21swapper/3822:55:1732
1149599201188,5cyclictest0-21swapper/3822:55:1632
1146799201175,23cyclictest0-21swapper/1523:38:177
1146799201175,23cyclictest0-21swapper/1523:38:167
1149199196187,5cyclictest37355-21CPU29
1149199196187,5cyclictest37355-21CPU29
1149199196187,5cyclictest37355-21CPU29
1146799195116,72cyclictest0-21swapper/1523:50:147
1146799195116,72cyclictest0-21swapper/1523:50:137
1147999193111,79cyclictest0-21swapper/2400:07:0417
1147999193111,79cyclictest0-21swapper/2400:07:0317
1147999193111,79cyclictest0-21swapper/2400:07:0317
1145899189182,3cyclictest0-21swapper/622:28:3336
1145899189182,3cyclictest0-21swapper/622:28:3336
1145899189182,3cyclictest0-21swapper/622:28:3336
1149199188174,11cyclictest0-21swapper/3522:17:5629
1149199188174,11cyclictest0-21swapper/3522:17:5629
1145899188176,10cyclictest0-21swapper/600:05:5936
1145899188176,10cyclictest0-21swapper/600:05:5936
1145899188176,10cyclictest0-21swapper/600:05:5836
114779918773,106cyclictest0-21swapper/2322:56:0216
114779918773,106cyclictest0-21swapper/2322:56:0216
114779918773,106cyclictest0-21swapper/2322:56:0216
114679918796,88cyclictest0-21swapper/1522:00:197
114679918796,88cyclictest0-21swapper/1522:00:187
1149399186174,10cyclictest0-21swapper/3620:02:0330
1149199186179,3cyclictest4408-21CPU29
1149199186179,3cyclictest4408-21CPU29
1147799186134,45cyclictest0-21swapper/2323:05:1116
1147799186134,45cyclictest0-21swapper/2323:05:1116
1146799186170,14cyclictest0-21swapper/1522:52:567
1146799186170,14cyclictest0-21swapper/1522:52:557
1146799186170,14cyclictest0-21swapper/1522:52:557
1149199185177,6cyclictest0-21swapper/3521:18:3029
1149199185177,6cyclictest0-21swapper/3521:18:3029
11479991851,181cyclictest0-21swapper/2422:55:2817
11479991851,181cyclictest0-21swapper/2422:55:2717
11479991851,181cyclictest0-21swapper/2422:55:2717
1146099184143,24cyclictest0-21swapper/819:59:1638
1146099184143,24cyclictest0-21swapper/819:59:1638
1149199183178,4cyclictest0-21swapper/3523:31:1429
1149199183178,4cyclictest0-21swapper/3523:31:1429
11479991830,86cyclictest0-21swapper/2423:00:1417
11479991830,86cyclictest0-21swapper/2423:00:1417
114779918389,79cyclictest3548-21CPU16
114779918389,79cyclictest3548-21CPU16
1149199182171,9cyclictest0-21swapper/3522:57:2229
1149199182171,9cyclictest0-21swapper/3522:57:2129
1149199182171,9cyclictest0-21swapper/3522:57:2129
11467991821,177cyclictest1430-21polkitd22:40:207
11467991821,177cyclictest1430-21polkitd22:40:207
1145899182168,7cyclictest0-21swapper/622:57:0036
1145899182168,7cyclictest0-21swapper/622:57:0036
1145899182168,7cyclictest0-21swapper/622:57:0036
1149099181175,4cyclictest17483-21nfsd23:46:4028
1149099181175,4cyclictest17483-21nfsd23:46:4028
1147799181136,43cyclictest0-21swapper/2320:40:2816
1147799181136,43cyclictest0-21swapper/2320:40:2816
1146899181172,7cyclictest0-21swapper/1620:51:228
1146899181172,7cyclictest0-21swapper/1620:51:228
1149399179168,9cyclictest0-21swapper/3623:37:3630
1149399179168,9cyclictest0-21swapper/3623:37:3530
1146199179169,7cyclictest4178-21systemd23:50:1239
1146199179169,7cyclictest4178-21systemd23:50:1239
1145099179163,8cyclictest0-21swapper/021:14:280
1145099179163,8cyclictest0-21swapper/021:14:280
1145099179163,8cyclictest0-21swapper/021:14:280
1149199178172,4cyclictest0-21swapper/3523:25:1829
1149199178172,4cyclictest0-21swapper/3523:25:1829
1149199178172,4cyclictest0-21swapper/3523:06:1729
1149199178172,4cyclictest0-21swapper/3523:06:1729
1147999178136,34cyclictest0-21swapper/2421:46:0217
1147999178136,34cyclictest0-21swapper/2421:46:0217
1146199178170,5cyclictest0-21swapper/920:20:0539
1146199178170,5cyclictest0-21swapper/920:20:0539
1145899178170,6cyclictest0-21swapper/600:27:4136
1145899178170,6cyclictest0-21swapper/600:27:4136
1145899178170,6cyclictest0-21swapper/600:27:4036
1145099178169,7cyclictest0-21swapper/000:23:390
1145099178169,7cyclictest0-21swapper/000:23:380
1147999177131,31cyclictest0-21swapper/2423:05:3117
1147999177131,31cyclictest0-21swapper/2423:05:3117
11479991771,172cyclictest0-21swapper/2422:40:1517
11479991771,172cyclictest0-21swapper/2422:40:1517
1145199177171,2cyclictest0-21swapper/122:46:451
1145199177171,2cyclictest0-21swapper/122:46:441
1145199177171,2cyclictest0-21swapper/122:46:441
1148799176170,4cyclictest0-21swapper/3122:51:0325
1148799176170,4cyclictest0-21swapper/3122:51:0325
1148799176170,4cyclictest0-21swapper/3122:51:0225
1148799176168,6cyclictest0-21swapper/3120:24:1025
1148799176168,6cyclictest0-21swapper/3120:24:1025
11477991760,164cyclictest0-21swapper/2321:58:5616
11477991760,164cyclictest0-21swapper/2321:58:5616
11477991760,164cyclictest0-21swapper/2321:58:5516
1146899176143,29cyclictest0-21swapper/1623:05:328
1146899176143,29cyclictest0-21swapper/1623:05:328
1146799176112,61cyclictest0-21swapper/1520:50:197
1146799176112,61cyclictest0-21swapper/1520:50:197
11467991760,84cyclictest0-21swapper/1523:45:177
11467991760,84cyclictest0-21swapper/1523:45:177
1149199175170,3cyclictest0-21swapper/3519:20:0029
1149199175170,3cyclictest0-21swapper/3519:20:0029
1149199175163,10cyclictest0-21swapper/3523:57:3929
1149199175163,10cyclictest0-21swapper/3523:57:3929
1149199175163,10cyclictest0-21swapper/3523:57:3829
1147799175107,62cyclictest0-21swapper/2323:55:3116
1147799175107,62cyclictest0-21swapper/2323:55:3016
1147799175107,62cyclictest0-21swapper/2323:55:3016
114679917589,83cyclictest0-21swapper/1522:55:187
114679917589,83cyclictest0-21swapper/1522:55:177
114679917589,83cyclictest0-21swapper/1522:55:177
1145199175166,7cyclictest0-21swapper/100:36:551
1145199175166,7cyclictest0-21swapper/100:36:551
1145199175166,7cyclictest0-21swapper/100:36:541
1149399174165,5cyclictest0-21swapper/3622:38:0130
1149399174165,5cyclictest0-21swapper/3622:38:0130
1149399174150,20cyclictest2454-21CPU30
1149399174150,20cyclictest2454-21CPU30
11479991741,171cyclictest0-21swapper/2423:40:2017
11479991741,171cyclictest0-21swapper/2423:40:1917
11479991741,171cyclictest0-21swapper/2423:40:1917
1146799174106,65cyclictest3547-21CPU7
1146799174106,65cyclictest3547-21CPU7
1149399173167,2cyclictest0-21swapper/3622:32:3330
1149399173167,2cyclictest0-21swapper/3622:32:3330
1149199173167,4cyclictest0-21swapper/3521:00:1929
1149099173168,4cyclictest0-21swapper/3421:25:4328
1149099173168,4cyclictest0-21swapper/3421:25:4328
1148799173166,5cyclictest0-21swapper/3123:10:1725
1148799173166,5cyclictest0-21swapper/3123:10:1725
1147999173135,30cyclictest0-21swapper/2423:17:3717
1147999173135,30cyclictest0-21swapper/2423:17:3717
11467991731,96cyclictest0-21swapper/1521:50:157
11467991731,96cyclictest0-21swapper/1521:50:157
11467991730,171cyclictest0-21swapper/1522:50:017
11467991730,171cyclictest0-21swapper/1522:50:017
11467991730,171cyclictest0-21swapper/1522:50:007
1146199173166,5cyclictest1-21systemd21:56:2639
1146199173166,5cyclictest1-21systemd21:56:2639
1146199173166,5cyclictest1-21systemd21:56:2639
1146099173152,9cyclictest171rcu_preempt20:12:2438
1145899173168,4cyclictest0-21swapper/619:20:4436
1149199172165,5cyclictest0-21swapper/3520:30:1329
1149199172165,5cyclictest0-21swapper/3520:30:1329
1149199172165,3cyclictest3610-21CPU29
1149199172165,3cyclictest3610-21CPU29
1147999172132,37cyclictest0-21swapper/2400:21:2617
1147999172132,37cyclictest0-21swapper/2400:21:2517
11479991721,167cyclictest0-21swapper/2422:45:1817
11479991721,167cyclictest0-21swapper/2422:45:1817
11479991721,167cyclictest0-21swapper/2422:45:1717
1146899172163,7cyclictest0-21swapper/1619:46:298
1146899172163,7cyclictest0-21swapper/1619:46:288
1146899172163,7cyclictest0-21swapper/1619:46:288
1146099172157,10cyclictest171rcu_preempt23:53:1338
1146099172157,10cyclictest171rcu_preempt23:53:1338
1146099172156,13cyclictest0-21swapper/821:37:1638
1146099172156,13cyclictest0-21swapper/821:37:1638
1149399171157,8cyclictest171rcu_preempt21:20:0930
1149399171157,8cyclictest171rcu_preempt21:20:0830
1149199171164,5cyclictest0-21swapper/3523:37:5929
1149199171164,5cyclictest0-21swapper/3523:37:5929
1146799171138,30cyclictest0-21swapper/1522:20:207
1146799171138,30cyclictest0-21swapper/1522:20:207
1146799171138,30cyclictest0-21swapper/1522:20:197
1146199171161,8cyclictest0-21swapper/922:37:3039
1146199171161,8cyclictest0-21swapper/922:37:2939
1146099171167,2cyclictest0-21swapper/800:19:0138
1146099171167,2cyclictest0-21swapper/800:19:0038
1146099171167,2cyclictest0-21swapper/800:19:0038
1146099171150,8cyclictest0-21swapper/822:02:4738
1146099171150,8cyclictest0-21swapper/822:02:4738
1146099171138,16cyclictest0-21swapper/819:36:3638
1146099171138,16cyclictest0-21swapper/819:36:3538
1146099171128,35cyclictest3546-21CPU38
1146099171128,35cyclictest3546-21CPU38
1145899171166,4cyclictest0-21swapper/621:57:1736
1145899171166,4cyclictest0-21swapper/621:57:1736
1145899171166,4cyclictest0-21swapper/621:57:1636
1149199170165,4cyclictest0-21swapper/3519:25:2129
1149199170165,4cyclictest0-21swapper/3519:25:2129
1148799170165,4cyclictest0-21swapper/3123:06:1625
1148799170165,4cyclictest0-21swapper/3123:06:1625
11479991701,118cyclictest0-21swapper/2421:50:1817
11479991701,118cyclictest0-21swapper/2421:50:1717
11477991702,68cyclictest0-21swapper/2319:25:1716
11477991702,68cyclictest0-21swapper/2319:25:1716
1147799170152,16cyclictest0-21swapper/2300:15:3516
1147799170152,16cyclictest0-21swapper/2300:15:3416
1147799170152,16cyclictest0-21swapper/2300:15:3416
11477991701,167cyclictest0-21swapper/2322:40:2716
11477991701,167cyclictest0-21swapper/2322:40:2716
1146099170157,4cyclictest171rcu_preempt22:38:0238
1146099170157,4cyclictest171rcu_preempt22:38:0238
1146099170144,12cyclictest171rcu_preempt21:20:3338
1146099170144,12cyclictest171rcu_preempt21:20:3238
1146099170131,27cyclictest0-21swapper/819:46:1238
1146099170131,27cyclictest0-21swapper/819:46:1238
1146099170131,27cyclictest0-21swapper/819:46:1138
1145399170163,5cyclictest0-21swapper/200:27:1812
1145399170163,5cyclictest0-21swapper/200:27:1812
1145399170163,5cyclictest0-21swapper/200:27:1712
1145399170162,4cyclictest3544-21CPU12
1145399170162,4cyclictest3544-21CPU12
1145399170162,4cyclictest3544-21CPU12
1145099170162,7cyclictest0-21swapper/021:32:030
1145099170162,7cyclictest0-21swapper/021:32:020
1145099170162,7cyclictest0-21swapper/021:32:020
1149099169158,9cyclictest25005-21gdbus21:30:3628
1149099169158,9cyclictest25005-21gdbus21:30:3628
1149099169158,9cyclictest25005-21gdbus21:30:3628
1147999169134,33cyclictest0-21swapper/2422:20:3817
1147999169134,33cyclictest0-21swapper/2422:20:3817
1147999169134,33cyclictest0-21swapper/2422:20:3717
11477991694,144cyclictest2464-21CPU16
11477991694,144cyclictest2464-21CPU16
1146799169124,41cyclictest0-21swapper/1522:12:207
1146799169124,41cyclictest0-21swapper/1522:12:207
1146799169124,41cyclictest0-21swapper/1522:12:207
1146799169124,38cyclictest0-21swapper/1521:15:017
1146799169124,38cyclictest0-21swapper/1521:15:017
1146799169124,38cyclictest0-21swapper/1521:15:017
1146199169154,12cyclictest0-21swapper/922:17:5639
1146199169154,12cyclictest0-21swapper/922:17:5639
1146099169155,12cyclictest0-21swapper/821:31:3338
1146099169155,12cyclictest0-21swapper/821:31:3338
1146099169155,12cyclictest0-21swapper/821:31:3338
1146099169136,18cyclictest0-21swapper/821:27:2838
1146099169136,18cyclictest0-21swapper/821:27:2838
1145899169159,5cyclictest0-21swapper/600:20:2736
1145899169159,5cyclictest0-21swapper/600:20:2636
1145199169161,6cyclictest0-21swapper/122:28:331
1145199169161,6cyclictest0-21swapper/122:28:331
1145199169161,6cyclictest0-21swapper/122:28:321
1149599168160,7cyclictest0-21swapper/3823:24:0432
1149599168160,7cyclictest0-21swapper/3823:24:0432
1149599168160,7cyclictest0-21swapper/3823:24:0432
1149399168160,3cyclictest171rcu_preempt19:45:2030
1149399168160,3cyclictest171rcu_preempt19:45:1930
1149399168160,3cyclictest171rcu_preempt19:45:1930
1149399168122,32cyclictest3544-21CPU30
1149399168122,32cyclictest3544-21CPU30
1149399168122,32cyclictest3544-21CPU30
1149199168161,6cyclictest0-21swapper/3521:13:4429
1149199168161,6cyclictest0-21swapper/3521:13:4429
1149199168161,6cyclictest0-21swapper/3521:13:4329
1148799168163,4cyclictest0-21swapper/3121:39:5025
1148799168163,4cyclictest0-21swapper/3121:39:5025
1148799168162,5cyclictest0-21swapper/3122:47:4725
1148799168162,5cyclictest0-21swapper/3122:47:4625
1148799168162,5cyclictest0-21swapper/3122:47:4625
1148799168162,5cyclictest0-21swapper/3121:40:2625
1148799168162,5cyclictest0-21swapper/3121:40:2625
1147999168133,32cyclictest0-21swapper/2421:05:0017
1147999168128,37cyclictest0-21swapper/2400:15:4317
1147999168128,37cyclictest0-21swapper/2400:15:4217
1147999168128,37cyclictest0-21swapper/2400:15:4217
114779916892,73cyclictest0-21swapper/2323:40:0016
114779916892,73cyclictest0-21swapper/2323:40:0016
1147799168134,31cyclictest0-21swapper/2323:12:2316
1147799168134,31cyclictest0-21swapper/2323:12:2316
11477991681,160cyclictest1392-21gdbus23:00:1716
11477991681,160cyclictest1392-21gdbus23:00:1716
11477991681,155cyclictest11027-21systemd-cgroups22:47:4016
11477991681,155cyclictest11027-21systemd-cgroups22:47:3916
11477991681,155cyclictest11027-21systemd-cgroups22:47:3916
1146099168158,8cyclictest0-21swapper/800:31:2038
1146099168158,8cyclictest0-21swapper/800:31:1938
1146099168149,12cyclictest3547-21CPU38
1146099168149,12cyclictest3547-21CPU38
1146099168137,28cyclictest2456-21CPU38
1146099168137,28cyclictest2456-21CPU38
1146099168137,28cyclictest2456-21CPU38
1145899168159,7cyclictest0-21swapper/622:12:5736
1145899168159,7cyclictest0-21swapper/622:12:5736
1145899168159,7cyclictest0-21swapper/622:12:5736
1145399168154,12cyclictest0-21swapper/221:39:0012
1145399168154,12cyclictest0-21swapper/221:39:0012
1149399167163,2cyclictest0-21swapper/3600:20:3530
1149399167163,2cyclictest0-21swapper/3600:20:3430
1149199167154,11cyclictest0-21swapper/3521:37:1129
1149199167154,11cyclictest0-21swapper/3521:37:1129
1149099167161,4cyclictest4398-21qemu-system-x8621:53:4528
1149099167161,4cyclictest4398-21qemu-system-x8621:53:4528
1148799167159,4cyclictest3543-21CPU25
1148799167159,4cyclictest3543-21CPU25
1148799167155,10cyclictest0-21swapper/3123:41:0825
1148799167155,10cyclictest0-21swapper/3123:41:0825
1148799167155,10cyclictest0-21swapper/3123:41:0725
1147999167126,37cyclictest0-21swapper/2421:30:5617
1147999167126,37cyclictest0-21swapper/2421:30:5617
1147999167126,37cyclictest0-21swapper/2421:30:5617
11477991673,112cyclictest3610-21CPU16
11477991673,112cyclictest3610-21CPU16
1147799167124,38cyclictest0-21swapper/2321:33:4616
1147799167124,38cyclictest0-21swapper/2321:33:4616
1147799167124,38cyclictest0-21swapper/2321:33:4516
1146899167158,5cyclictest0-21swapper/1621:26:028
1146899167158,5cyclictest0-21swapper/1621:26:028
1146099167151,9cyclictest171rcu_preempt20:05:3638
1146099167151,9cyclictest171rcu_preempt20:05:3638
1146099167151,7cyclictest0-21swapper/823:21:0738
1146099167151,7cyclictest0-21swapper/823:21:0738
1146099167151,7cyclictest0-21swapper/823:21:0638
1146099167150,10cyclictest0-21swapper/819:24:3638
1146099167149,10cyclictest0-21swapper/820:21:0338
1146099167149,10cyclictest0-21swapper/820:21:0338
1146099167137,17cyclictest0-21swapper/800:01:2638
1146099167137,17cyclictest0-21swapper/800:01:2638
1145899167159,6cyclictest11435-21sshd00:19:0636
1145899167159,6cyclictest11435-21sshd00:19:0636
1145899167159,6cyclictest11435-21sshd00:19:0536
1145899167153,7cyclictest0-21swapper/623:50:3136
1145899167153,7cyclictest0-21swapper/623:50:3136
1145399167154,5cyclictest37265-21CPU12
1145399167154,5cyclictest37265-21CPU12
1145199167160,4cyclictest18819-21kworker/u81:6+events_unbound23:50:311
1145199167160,4cyclictest18819-21kworker/u81:6+events_unbound23:50:311
1149599166158,5cyclictest0-21swapper/3822:30:4632
1149599166158,5cyclictest0-21swapper/3822:30:4532
1149199166160,4cyclictest0-21swapper/3519:40:0429
1149199166160,4cyclictest0-21swapper/3519:40:0329
1149199166158,6cyclictest0-21swapper/3520:29:5429
1149199166158,6cyclictest0-21swapper/3520:29:5429
1149099166161,3cyclictest0-21swapper/3422:05:5928
1149099166161,3cyclictest0-21swapper/3422:05:5828
1148799166160,4cyclictest0-21swapper/3100:40:0525
1148799166160,4cyclictest0-21swapper/3100:40:0425
1148799166160,4cyclictest0-21swapper/3100:40:0425
1148799166153,11cyclictest0-21swapper/3122:55:1525
1148799166153,11cyclictest0-21swapper/3122:55:1525
1148799166153,11cyclictest0-21swapper/3122:55:1425
1148399166161,4cyclictest0-21swapper/2700:25:2920
1148399166161,4cyclictest0-21swapper/2700:25:2920
1148399166161,4cyclictest0-21swapper/2700:25:2820
1147999166118,42cyclictest0-21swapper/2423:29:1717
1147999166118,42cyclictest0-21swapper/2423:29:1717
11477991661,161cyclictest0-21swapper/2300:35:1516
11477991661,161cyclictest0-21swapper/2300:35:1516
11477991661,161cyclictest0-21swapper/2300:35:1416
1146899166158,6cyclictest0-21swapper/1619:25:258
1146899166158,6cyclictest0-21swapper/1619:25:248
114679916683,80cyclictest0-21swapper/1523:06:257
114679916683,80cyclictest0-21swapper/1523:06:257
11467991661,80cyclictest31442-21cat21:25:157
11467991661,80cyclictest31442-21cat21:25:157
1146099166157,4cyclictest0-21swapper/822:51:4338
1146099166157,4cyclictest0-21swapper/822:51:4338
1146099166157,4cyclictest0-21swapper/822:51:4238
1146099166152,6cyclictest171rcu_preempt21:50:0638
1146099166150,7cyclictest171rcu_preempt23:38:4138
1146099166150,7cyclictest171rcu_preempt23:38:4038
1146099166147,9cyclictest0-21swapper/822:29:2338
1146099166147,9cyclictest0-21swapper/822:29:2238
1146099166147,9cyclictest0-21swapper/822:29:2238
1146099166131,16cyclictest0-21swapper/800:21:1438
1146099166131,16cyclictest0-21swapper/800:21:1338
1146099166113,26cyclictest0-21swapper/820:02:1538
1145899166158,6cyclictest0-21swapper/622:05:2036
1145899166158,6cyclictest0-21swapper/622:05:2036
1145099166153,11cyclictest0-21swapper/000:03:090
1145099166153,11cyclictest0-21swapper/000:03:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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