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2026-05-07 - 00:15
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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 Wed May 06, 2026 13:03:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
290399210194,12cyclictest0-21swapper/2909:50:4722
290399210194,12cyclictest0-21swapper/2909:50:4722
290399205197,6cyclictest0-21swapper/2909:41:5222
290399205197,6cyclictest0-21swapper/2909:41:5222
289599201192,5cyclictest3544-21CPU16
289599201192,5cyclictest3544-21CPU16
290499193183,8cyclictest0-21swapper/3009:52:2224
290499193183,8cyclictest0-21swapper/3009:52:2224
289599190110,62cyclictest3610-21CPU16
289599190110,62cyclictest3610-21CPU16
289599190110,62cyclictest3610-21CPU16
290299189165,18cyclictest171rcu_preempt08:10:3621
290299189165,18cyclictest171rcu_preempt08:10:3621
289599189134,51cyclictest3609-21CPU16
289599189134,51cyclictest3609-21CPU16
289599189134,51cyclictest3609-21CPU16
287599189181,5cyclictest1-21systemd09:10:2236
287599189181,5cyclictest1-21systemd09:10:2236
287599189181,5cyclictest1-21systemd09:10:2236
290699188182,4cyclictest0-21swapper/3210:54:2326
290699188182,4cyclictest0-21swapper/3210:54:2326
290699188182,4cyclictest0-21swapper/3210:54:2326
290299188183,4cyclictest0-21swapper/2808:45:2421
290299188173,10cyclictest0-21swapper/2811:26:2121
290299188173,10cyclictest0-21swapper/2811:26:2121
290299188173,10cyclictest0-21swapper/2811:26:2121
290699187182,4cyclictest0-21swapper/3207:49:1526
290699187182,4cyclictest0-21swapper/3207:49:1526
290399187180,3cyclictest4407-21CPU22
290399187180,3cyclictest4407-21CPU22
290699186179,5cyclictest0-21swapper/3207:37:0826
290699186179,5cyclictest0-21swapper/3207:37:0826
290699186173,11cyclictest0-21swapper/3211:18:2726
290699186173,11cyclictest0-21swapper/3211:18:2726
290399186177,5cyclictest3548-21CPU22
290399186177,5cyclictest3548-21CPU22
290299186178,2cyclictest171rcu_preempt10:13:1321
290299186178,2cyclictest171rcu_preempt10:13:1321
290299186178,2cyclictest171rcu_preempt10:13:1321
289599186179,5cyclictest0-21swapper/2310:39:2916
289599186179,5cyclictest0-21swapper/2310:39:2916
289599186179,5cyclictest0-21swapper/2310:39:2916
290499185132,29cyclictest0-21swapper/3010:10:2824
290499185132,29cyclictest0-21swapper/3010:10:2824
290499185132,29cyclictest0-21swapper/3010:10:2824
287599185176,5cyclictest2459-21CPU36
287599185176,5cyclictest2459-21CPU36
287599185176,5cyclictest2459-21CPU36
291399184181,2cyclictest0-21swapper/3811:34:3632
291399184181,2cyclictest0-21swapper/3811:34:3632
291399184181,2cyclictest0-21swapper/3811:34:3632
290399184111,39cyclictest0-21swapper/2909:39:5622
290399184111,39cyclictest0-21swapper/2909:39:5622
290399184111,39cyclictest0-21swapper/2909:39:5622
287599184177,5cyclictest0-21swapper/611:52:5636
287599184177,5cyclictest0-21swapper/611:52:5636
287599184177,5cyclictest0-21swapper/611:52:5636
289599183175,6cyclictest0-21swapper/2310:40:1216
289599183175,6cyclictest0-21swapper/2310:40:1216
290399182177,4cyclictest0-21swapper/2909:45:4422
290399182177,4cyclictest0-21swapper/2909:45:4422
289599182176,5cyclictest0-21swapper/2311:48:3316
289599182176,5cyclictest0-21swapper/2311:48:3316
289599182175,5cyclictest0-21swapper/2310:22:0416
289599182175,5cyclictest0-21swapper/2310:22:0416
289599182175,5cyclictest0-21swapper/2310:22:0416
287599182176,4cyclictest0-21swapper/609:27:3636
287599182176,4cyclictest0-21swapper/609:27:3636
287599182176,4cyclictest0-21swapper/609:27:3636
287599182174,6cyclictest3298-21sshd09:20:5536
287599182174,6cyclictest3298-21sshd09:20:5536
290699181158,18cyclictest3545-21CPU26
290699181158,18cyclictest3545-21CPU26
290699181158,18cyclictest3545-21CPU26
290299181129,31cyclictest0-21swapper/2807:46:5921
290299181129,31cyclictest0-21swapper/2807:46:5921
289599181161,10cyclictest0-21swapper/2308:10:2416
289599181161,10cyclictest0-21swapper/2308:10:2416
291399180136,38cyclictest0-21swapper/3811:55:1732
291399180136,38cyclictest0-21swapper/3811:55:1732
29059918079,28cyclictest0-21swapper/3112:19:4625
29059918079,28cyclictest0-21swapper/3112:19:4625
29059918079,28cyclictest0-21swapper/3112:19:4625
290399180172,2cyclictest0-21swapper/2911:15:3422
290399180172,2cyclictest0-21swapper/2911:15:3422
290299180127,16cyclictest171rcu_preempt09:35:4721
290299180127,16cyclictest171rcu_preempt09:35:4721
290299180127,16cyclictest171rcu_preempt09:35:4721
289599180175,4cyclictest0-21swapper/2312:18:2316
289599180175,4cyclictest0-21swapper/2312:18:2316
289599180175,4cyclictest0-21swapper/2312:18:2316
290699179168,6cyclictest171rcu_preempt08:00:5126
290699179168,6cyclictest171rcu_preempt08:00:5126
290499179174,4cyclictest0-21swapper/3012:27:4824
290499179174,4cyclictest0-21swapper/3012:27:4824
290499179172,6cyclictest0-21swapper/3010:34:3624
290499179172,6cyclictest0-21swapper/3010:34:3624
290499179172,6cyclictest0-21swapper/3010:34:3624
290399179174,4cyclictest0-21swapper/2907:24:4122
290399179174,4cyclictest0-21swapper/2907:24:4122
290499178154,10cyclictest171rcu_preempt11:31:2824
290499178154,10cyclictest171rcu_preempt11:31:2824
290499178154,10cyclictest171rcu_preempt11:31:2824
290299178161,6cyclictest0-21swapper/2807:25:4221
290299178161,6cyclictest0-21swapper/2807:25:4221
290299178100,42cyclictest3544-21CPU21
287599178169,6cyclictest0-21swapper/609:57:4836
287599178169,6cyclictest0-21swapper/609:57:4836
290699177170,5cyclictest0-21swapper/3210:55:0926
290699177170,5cyclictest0-21swapper/3210:55:0926
290699177170,5cyclictest0-21swapper/3210:55:0926
290499177174,2cyclictest0-21swapper/3012:20:2624
290499177174,2cyclictest0-21swapper/3012:20:2624
290499177174,2cyclictest0-21swapper/3012:20:2624
290499177164,12cyclictest0-21swapper/3009:06:0324
290499177164,12cyclictest0-21swapper/3009:06:0324
290399177117,17cyclictest171rcu_preempt11:43:0022
290399177117,17cyclictest171rcu_preempt11:43:0022
290299177108,10cyclictest0-21swapper/2810:16:0721
290299177108,10cyclictest0-21swapper/2810:16:0721
290299177108,10cyclictest0-21swapper/2810:16:0721
289599177169,6cyclictest0-21swapper/2309:32:4816
289599177169,6cyclictest0-21swapper/2309:32:4816
289599177169,6cyclictest0-21swapper/2309:32:4816
287599177170,3cyclictest37268-21CPU36
287599177170,3cyclictest37268-21CPU36
287599177167,7cyclictest0-21swapper/609:30:3536
287599177167,7cyclictest0-21swapper/609:30:3536
287599177167,7cyclictest0-21swapper/609:30:3536
290399176166,9cyclictest0-21swapper/2912:07:2122
290399176166,9cyclictest0-21swapper/2912:07:2122
290299176161,4cyclictest0-21swapper/2810:04:3321
290299176161,4cyclictest0-21swapper/2810:04:3321
290299176161,4cyclictest0-21swapper/2810:04:3321
290299176150,16cyclictest171rcu_preempt11:47:0521
290299176150,16cyclictest171rcu_preempt11:47:0521
290299176126,20cyclictest171rcu_preempt11:20:4521
290299176126,20cyclictest171rcu_preempt11:20:4521
290299176126,20cyclictest171rcu_preempt11:20:4521
287599176171,4cyclictest0-21swapper/610:50:0036
287599176171,4cyclictest0-21swapper/610:50:0036
287599176171,4cyclictest0-21swapper/610:50:0036
290699175160,8cyclictest171rcu_preempt10:08:3726
290699175160,8cyclictest171rcu_preempt10:08:3726
290699175160,8cyclictest171rcu_preempt10:08:3726
290699175139,30cyclictest3545-21CPU26
290699175139,30cyclictest3545-21CPU26
290499175170,4cyclictest0-21swapper/3012:13:5324
290499175170,4cyclictest0-21swapper/3012:13:5324
290499175170,4cyclictest0-21swapper/3012:13:5324
290299175158,11cyclictest0-21swapper/2811:32:1421
290299175158,11cyclictest0-21swapper/2811:32:1421
290299175158,11cyclictest0-21swapper/2811:32:1421
290299175106,24cyclictest0-21swapper/2812:11:3621
290299175106,24cyclictest0-21swapper/2812:11:3621
290299175106,24cyclictest0-21swapper/2812:11:3621
289599175146,9cyclictest0-21swapper/2310:48:1016
289599175146,9cyclictest0-21swapper/2310:48:1016
289599175146,9cyclictest0-21swapper/2310:48:1016
287599175170,3cyclictest0-21swapper/610:50:1136
287599175170,3cyclictest0-21swapper/610:50:1136
287599175170,3cyclictest0-21swapper/610:50:1136
287599175158,15cyclictest0-21swapper/611:09:2836
287599175158,15cyclictest0-21swapper/611:09:2836
287599175158,15cyclictest0-21swapper/611:09:2736
287599175114,54cyclictest3542-21CPU36
287599175114,54cyclictest3542-21CPU36
290499174168,5cyclictest0-21swapper/3011:43:5424
290499174168,5cyclictest0-21swapper/3011:43:5424
290399174154,13cyclictest171rcu_preempt11:32:1822
290399174154,13cyclictest171rcu_preempt11:32:1822
290399174154,13cyclictest171rcu_preempt11:32:1822
290399174146,19cyclictest0-21swapper/2912:19:5622
290399174146,19cyclictest0-21swapper/2912:19:5622
290399174146,19cyclictest0-21swapper/2912:19:5622
290399174140,26cyclictest0-21swapper/2910:53:1422
290399174140,26cyclictest0-21swapper/2910:53:1422
290399174140,26cyclictest0-21swapper/2910:53:1422
290299174157,11cyclictest171rcu_preempt10:24:4421
290299174157,11cyclictest171rcu_preempt10:24:4421
290299174157,11cyclictest171rcu_preempt10:24:4421
290299174153,14cyclictest171rcu_preempt11:19:3421
290299174153,14cyclictest171rcu_preempt11:19:3421
290299174117,22cyclictest171rcu_preempt11:51:3921
290299174117,22cyclictest171rcu_preempt11:51:3921
290299174117,22cyclictest171rcu_preempt11:51:3921
289399174169,3cyclictest0-21swapper/2209:41:3515
289399174169,3cyclictest0-21swapper/2209:41:3515
290499173168,4cyclictest0-21swapper/3011:53:2924
290499173168,4cyclictest0-21swapper/3011:53:2924
290499173168,4cyclictest0-21swapper/3011:53:2924
290499173155,10cyclictest0-21swapper/3010:37:0824
290499173155,10cyclictest0-21swapper/3010:37:0824
290499173155,10cyclictest0-21swapper/3010:37:0824
290399173124,9cyclictest0-21swapper/2907:16:1122
290399173124,9cyclictest0-21swapper/2907:16:1122
290399173110,26cyclictest0-21swapper/2907:32:1222
290399173110,26cyclictest0-21swapper/2907:32:1222
290399173100,64cyclictest0-21swapper/2912:04:5022
290399173100,64cyclictest0-21swapper/2912:04:5022
290299173164,8cyclictest0-21swapper/2809:44:0221
290299173164,8cyclictest0-21swapper/2809:44:0221
290299173110,20cyclictest0-21swapper/2809:34:1921
290299173110,20cyclictest0-21swapper/2809:34:1921
290299173110,20cyclictest0-21swapper/2809:34:1921
287599173166,4cyclictest2454-21CPU36
287599173166,4cyclictest2454-21CPU36
290499172159,11cyclictest0-21swapper/3009:22:3324
290499172159,11cyclictest0-21swapper/3009:22:3324
29039917292,76cyclictest3541-21CPU22
29039917292,76cyclictest3541-21CPU22
29039917292,76cyclictest3541-21CPU22
290399172140,27cyclictest0-21swapper/2912:26:3722
290399172140,27cyclictest0-21swapper/2912:26:3722
290399172102,24cyclictest0-21swapper/2907:50:4322
290299172119,13cyclictest171rcu_preempt08:15:3821
290299172119,13cyclictest171rcu_preempt08:15:3821
290299172113,22cyclictest0-21swapper/2809:14:0421
290299172113,22cyclictest0-21swapper/2809:14:0421
290299172113,22cyclictest0-21swapper/2809:14:0421
290299172112,29cyclictest0-21swapper/2807:12:1121
290299172112,29cyclictest0-21swapper/2807:12:1121
290299172110,29cyclictest0-21swapper/2807:15:5121
290299172110,29cyclictest0-21swapper/2807:15:5121
290299172109,28cyclictest0-21swapper/2810:54:1521
290299172109,28cyclictest0-21swapper/2810:54:1521
290299172109,28cyclictest0-21swapper/2810:54:1521
289599172165,5cyclictest0-21swapper/2310:27:3916
289599172165,5cyclictest0-21swapper/2310:27:3916
289599172158,7cyclictest0-21swapper/2308:53:3916
289599172158,7cyclictest0-21swapper/2308:53:3816
290699171149,15cyclictest0-21swapper/3209:58:3026
290699171149,15cyclictest0-21swapper/3209:58:3026
290299171122,18cyclictest171rcu_preempt12:22:0821
290299171122,18cyclictest171rcu_preempt12:22:0821
290299171122,18cyclictest171rcu_preempt12:22:0821
290499170156,11cyclictest0-21swapper/3009:45:3024
290499170156,11cyclictest0-21swapper/3009:45:3024
29039917072,91cyclictest0-21swapper/2909:24:3822
29039917072,91cyclictest0-21swapper/2909:24:3822
290299170117,46cyclictest0-21swapper/2808:50:4021
290299170117,46cyclictest0-21swapper/2808:50:4021
290299170117,22cyclictest0-21swapper/2808:40:5521
290299170117,22cyclictest0-21swapper/2808:40:5521
290299170115,42cyclictest0-21swapper/2807:57:2621
290299170115,42cyclictest0-21swapper/2807:57:2621
290299170105,30cyclictest0-21swapper/2807:33:1921
290299170105,30cyclictest0-21swapper/2807:33:1921
289599170165,4cyclictest0-21swapper/2308:09:3616
289599170165,4cyclictest0-21swapper/2308:09:3616
289599170159,9cyclictest0-21swapper/2309:27:4516
289599170159,9cyclictest0-21swapper/2309:27:4516
289599170159,9cyclictest0-21swapper/2309:27:4516
287599170158,10cyclictest0-21swapper/610:04:3736
287599170158,10cyclictest0-21swapper/610:04:3736
287599170158,10cyclictest0-21swapper/610:04:3736
287599170153,15cyclictest0-21swapper/612:36:5136
287599170153,15cyclictest0-21swapper/612:36:5136
287599170153,15cyclictest0-21swapper/612:36:5136
287299170141,22cyclictest3546-21CPU34
290699169101,65cyclictest2447-21CPU26
290699169101,65cyclictest2447-21CPU26
290699169101,65cyclictest2447-21CPU26
290399169162,5cyclictest0-21swapper/2908:08:4522
290399169162,5cyclictest0-21swapper/2908:08:4522
290299169124,15cyclictest171rcu_preempt07:40:3721
290299169124,15cyclictest171rcu_preempt07:40:3721
290699168163,4cyclictest0-21swapper/3207:28:4126
290699168163,4cyclictest0-21swapper/3207:28:4126
290699168158,7cyclictest0-21swapper/3207:44:0826
290699168158,7cyclictest0-21swapper/3207:44:0826
290699168145,8cyclictest171rcu_preempt10:44:5026
290699168145,8cyclictest171rcu_preempt10:44:5026
290699168120,15cyclictest0-21swapper/3207:31:5226
290699168120,15cyclictest0-21swapper/3207:31:5226
290699168109,52cyclictest3546-21CPU26
290699168109,52cyclictest3546-21CPU26
29039916892,37cyclictest3545-21CPU22
29039916892,37cyclictest3545-21CPU22
290399168163,4cyclictest0-21swapper/2907:57:2022
290399168163,4cyclictest0-21swapper/2907:57:2022
290399168134,18cyclictest0-21swapper/2910:18:3822
290399168134,18cyclictest0-21swapper/2910:18:3822
290399168134,18cyclictest0-21swapper/2910:18:3822
290399168125,26cyclictest0-21swapper/2911:28:5622
290399168125,26cyclictest0-21swapper/2911:28:5622
290399168125,26cyclictest0-21swapper/2911:28:5622
290399168116,31cyclictest0-21swapper/2910:47:2922
290399168116,31cyclictest0-21swapper/2910:47:2922
290399168116,31cyclictest0-21swapper/2910:47:2922
290299168141,19cyclictest0-21swapper/2812:04:4721
290299168141,19cyclictest0-21swapper/2812:04:4721
290299168118,15cyclictest171rcu_preempt10:46:5121
290299168118,15cyclictest171rcu_preempt10:46:5121
290299168118,15cyclictest171rcu_preempt10:46:5121
290299168117,8cyclictest0-21swapper/2812:29:2121
290299168117,8cyclictest0-21swapper/2812:29:2121
290299168110,29cyclictest0-21swapper/2811:12:5321
290299168110,29cyclictest0-21swapper/2811:12:5321
290299168110,29cyclictest0-21swapper/2811:12:5321
290299168106,45cyclictest0-21swapper/2809:00:5921
290299168106,45cyclictest0-21swapper/2809:00:5921
290299168106,21cyclictest0-21swapper/2811:44:3621
290299168106,21cyclictest0-21swapper/2811:44:3621
290299168103,25cyclictest0-21swapper/2810:33:0421
290299168103,25cyclictest0-21swapper/2810:33:0421
290299168103,25cyclictest0-21swapper/2810:33:0421
289599168158,6cyclictest2466-21CPU16
289599168158,6cyclictest2466-21CPU16
287799168154,12cyclictest0-21swapper/711:16:2737
287799168154,12cyclictest0-21swapper/711:16:2737
28759916888,66cyclictest0-21swapper/611:24:4036
28759916888,66cyclictest0-21swapper/611:24:4036
28759916888,66cyclictest0-21swapper/611:24:3936
287599168151,10cyclictest0-21swapper/611:57:3736
287599168151,10cyclictest0-21swapper/611:57:3736
290699167159,6cyclictest0-21swapper/3210:17:3326
290699167159,6cyclictest0-21swapper/3210:17:3326
290699167159,6cyclictest0-21swapper/3210:17:3326
290699167158,7cyclictest0-21swapper/3208:55:4426
290699167158,7cyclictest0-21swapper/3208:55:4426
290699167152,2cyclictest0-21swapper/3212:17:0926
290699167152,2cyclictest0-21swapper/3212:17:0926
290699167152,2cyclictest0-21swapper/3212:17:0926
290699167150,13cyclictest0-21swapper/3209:22:3526
290699167150,13cyclictest0-21swapper/3209:22:3526
290699167149,14cyclictest0-21swapper/3212:14:0626
290699167149,14cyclictest0-21swapper/3212:14:0626
290699167149,14cyclictest0-21swapper/3212:14:0626
290699167137,13cyclictest0-21swapper/3212:29:4626
290699167137,13cyclictest0-21swapper/3212:29:4626
290699167110,33cyclictest0-21swapper/3212:32:5326
290699167110,33cyclictest0-21swapper/3212:32:5326
290499167160,5cyclictest0-21swapper/3007:55:3724
290499167160,5cyclictest0-21swapper/3007:55:3724
29039916799,32cyclictest0-21swapper/2911:55:3822
29039916799,32cyclictest0-21swapper/2911:55:3822
290399167158,7cyclictest0-21swapper/2907:45:0122
290399167158,7cyclictest0-21swapper/2907:45:0122
290399167157,8cyclictest0-21swapper/2908:15:0322
290399167157,8cyclictest0-21swapper/2908:15:0322
290399167147,10cyclictest0-21swapper/2907:35:3822
290399167147,10cyclictest0-21swapper/2907:35:3822
290399167116,26cyclictest0-21swapper/2909:11:2222
290399167116,26cyclictest0-21swapper/2909:11:2222
290399167116,26cyclictest0-21swapper/2909:11:2222
290399167109,29cyclictest0-21swapper/2909:31:2322
290399167109,29cyclictest0-21swapper/2909:31:2322
290399167109,29cyclictest0-21swapper/2909:31:2322
290399167101,25cyclictest0-21swapper/2911:45:5822
290399167101,25cyclictest0-21swapper/2911:45:5822
290299167146,5cyclictest0-21swapper/2809:15:5821
290299167146,5cyclictest0-21swapper/2809:15:5821
289599167163,3cyclictest0-21swapper/2307:53:3216
289399167156,8cyclictest2327-21qemu-system-x8610:15:0915
289399167156,8cyclictest2327-21qemu-system-x8610:15:0915
287599167161,4cyclictest0-21swapper/608:47:0236
290699166154,8cyclictest0-21swapper/3211:52:3026
290699166154,8cyclictest0-21swapper/3211:52:3026
290699166154,8cyclictest0-21swapper/3211:52:3026
290699166140,13cyclictest0-21swapper/3210:48:1226
290699166140,13cyclictest0-21swapper/3210:48:1226
290699166140,13cyclictest0-21swapper/3210:48:1226
290699166127,11cyclictest0-21swapper/3210:37:3026
290699166127,11cyclictest0-21swapper/3210:37:3026
290699166127,11cyclictest0-21swapper/3210:37:3026
29059916670,72cyclictest37257-21qemu-system-x8611:56:1025
29059916670,72cyclictest37257-21qemu-system-x8611:56:1025
29059916647,106cyclictest29805-21ystemctl11:30:1625
29059916647,106cyclictest29805-21ystemctl11:30:1625
29059916647,106cyclictest29805-21ystemctl11:30:1625
290499166159,5cyclictest0-21swapper/3011:40:0024
290499166159,5cyclictest0-21swapper/3011:40:0024
290499166159,5cyclictest0-21swapper/3011:39:5924
290499166158,6cyclictest0-21swapper/3007:33:0824
290499166158,6cyclictest0-21swapper/3007:33:0824
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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