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2026-07-04 - 04:03
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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 Sat Jul 04, 2026 01:01:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1890799250245,3cyclictest0-21swapper/819:50:1638
1890799250245,3cyclictest0-21swapper/819:50:1638
1890099230223,5cyclictest0-21swapper/323:00:1223
1890099230223,5cyclictest0-21swapper/323:00:1223
1890399217192,6cyclictest0-21swapper/522:42:5835
1890399217192,6cyclictest0-21swapper/522:42:5835
1890399217192,6cyclictest0-21swapper/522:42:5735
1893699216204,10cyclictest37257-21qemu-system-x8623:20:1227
1893699216204,10cyclictest37257-21qemu-system-x8623:20:1127
1890399216193,4cyclictest0-21swapper/500:25:5235
1890399216193,4cyclictest0-21swapper/500:25:5235
1890099216207,7cyclictest0-21swapper/322:20:4523
1890099216207,7cyclictest0-21swapper/322:20:4523
1890099216204,10cyclictest0-21swapper/300:34:2723
1890099216204,10cyclictest0-21swapper/300:34:2723
1894199215199,10cyclictest0-21swapper/3722:06:1931
1894199215199,10cyclictest0-21swapper/3722:06:1931
1890099215202,11cyclictest0-21swapper/323:47:2023
1890099215202,11cyclictest0-21swapper/323:47:2023
1890099215200,13cyclictest0-21swapper/323:15:2523
1890099215200,13cyclictest0-21swapper/323:15:2523
1892899214205,7cyclictest0-21swapper/2621:14:4719
1892899214205,7cyclictest0-21swapper/2621:14:4719
1892899214205,7cyclictest0-21swapper/2621:14:4719
1892599214187,25cyclictest0-21swapper/2423:46:3617
1892599214187,25cyclictest0-21swapper/2423:46:3617
1890099214206,6cyclictest0-21swapper/300:20:0123
1890099214206,6cyclictest0-21swapper/300:20:0123
1890099214205,7cyclictest0-21swapper/300:20:5823
1890099214205,7cyclictest0-21swapper/300:20:5823
1890099213200,10cyclictest0-21swapper/322:09:0723
1890099213200,10cyclictest0-21swapper/322:09:0723
1890099211204,5cyclictest0-21swapper/300:06:3323
1890099211204,5cyclictest0-21swapper/300:06:3323
1890099211199,10cyclictest0-21swapper/300:25:1923
1890099211199,10cyclictest0-21swapper/300:25:1923
1890099210203,5cyclictest0-21swapper/323:12:4623
1890099210203,5cyclictest0-21swapper/323:12:4623
1890099210198,8cyclictest0-21swapper/322:03:3223
1890099210198,8cyclictest0-21swapper/322:03:3223
1890099210198,8cyclictest0-21swapper/322:03:3223
1892599209201,5cyclictest0-21swapper/2422:45:4317
1892599209201,5cyclictest0-21swapper/2422:45:4317
1892599209201,5cyclictest0-21swapper/2422:45:4317
1890099209205,2cyclictest0-21swapper/322:29:3723
1890099209205,2cyclictest0-21swapper/322:29:3723
1890099209205,2cyclictest0-21swapper/322:29:3723
1890099209204,4cyclictest0-21swapper/323:58:3723
1890099209204,4cyclictest0-21swapper/323:58:3723
1890099209204,4cyclictest0-21swapper/323:58:3623
1890099208201,5cyclictest0-21swapper/300:10:1123
1890099208201,5cyclictest0-21swapper/300:10:1123
1891699207197,8cyclictest0-21swapper/1723:19:289
1891699207197,8cyclictest0-21swapper/1723:19:289
1890399207186,12cyclictest171rcu_preempt21:13:5335
1890399207186,12cyclictest171rcu_preempt21:13:5335
1890399207186,12cyclictest171rcu_preempt21:13:5335
1892899205195,8cyclictest0-21swapper/2622:52:4819
1892899205195,8cyclictest0-21swapper/2622:52:4819
1890099205198,5cyclictest0-21swapper/323:08:0423
1890099205198,5cyclictest0-21swapper/323:08:0423
1890099205197,6cyclictest0-21swapper/322:45:5523
1890099205197,6cyclictest0-21swapper/322:45:5523
1890099205197,6cyclictest0-21swapper/322:45:5523
1890099205197,6cyclictest0-21swapper/321:40:2923
1890099205197,6cyclictest0-21swapper/321:40:2923
1890099205196,7cyclictest0-21swapper/321:24:2023
1890099205196,7cyclictest0-21swapper/321:24:2023
1890099205194,9cyclictest0-21swapper/322:56:2423
1890099205194,9cyclictest0-21swapper/322:56:2423
1890099204198,5cyclictest0-21swapper/322:12:5923
1890099204198,5cyclictest0-21swapper/322:12:5923
1890099204197,5cyclictest0-21swapper/300:35:2023
1890099204197,5cyclictest0-21swapper/300:35:2023
1892599203192,8cyclictest2454-21CPU17
1892599203192,8cyclictest2454-21CPU17
1892599203174,26cyclictest2466-21CPU17
1892599203174,26cyclictest2466-21CPU17
1890099203196,5cyclictest2327-21qemu-system-x8622:43:2423
1890099203196,5cyclictest2327-21qemu-system-x8622:43:2423
1890099203196,5cyclictest2327-21qemu-system-x8622:43:2423
1890099203196,4cyclictest0-21swapper/323:44:1323
1890099203196,4cyclictest0-21swapper/323:44:1323
1890099203196,4cyclictest0-21swapper/323:44:1223
1890099203188,12cyclictest0-21swapper/322:17:4723
1890099203188,12cyclictest0-21swapper/322:17:4723
1890099203186,15cyclictest0-21swapper/321:29:0723
1890099203186,15cyclictest0-21swapper/321:29:0723
1893099202191,6cyclictest0-21swapper/2721:52:0120
1893099202191,6cyclictest0-21swapper/2721:52:0120
1892599202176,16cyclictest0-21swapper/2419:41:0617
1891899202181,11cyclictest0-21swapper/1821:23:2810
1891899202181,11cyclictest0-21swapper/1821:23:2810
1890099202196,4cyclictest0-21swapper/323:37:4823
1890099202196,4cyclictest0-21swapper/323:37:4823
1890099202194,5cyclictest0-21swapper/300:01:0423
1890099202194,5cyclictest0-21swapper/300:01:0423
1890099202193,6cyclictest0-21swapper/321:10:5323
1890099202193,6cyclictest0-21swapper/321:10:5323
1890099202193,6cyclictest0-21swapper/321:10:5223
1890099202186,6cyclictest0-21swapper/323:54:4323
1890099202186,6cyclictest0-21swapper/323:54:4323
1890099201195,4cyclictest0-21swapper/323:35:0323
1890099201195,4cyclictest0-21swapper/323:35:0323
1890099201195,4cyclictest0-21swapper/323:25:5223
1890099201195,4cyclictest0-21swapper/323:25:5223
1890099200195,4cyclictest0-21swapper/322:31:4923
1890099200195,4cyclictest0-21swapper/322:31:4923
1890099200188,10cyclictest0-21swapper/321:17:4323
1890099200188,10cyclictest0-21swapper/321:17:4323
1893499199191,5cyclictest0-21swapper/3122:01:0825
1893499199191,5cyclictest0-21swapper/3122:01:0825
1893499199191,5cyclictest0-21swapper/3122:01:0825
1892599199191,6cyclictest0-21swapper/2422:29:2117
1892599199191,6cyclictest0-21swapper/2422:29:2117
1892599199191,6cyclictest0-21swapper/2422:29:2117
1892599198187,9cyclictest0-21swapper/2422:42:0917
1892599198187,9cyclictest0-21swapper/2422:42:0917
1892599198187,9cyclictest0-21swapper/2422:42:0917
189129919878,112cyclictest0-21swapper/1319:50:145
189129919878,112cyclictest0-21swapper/1319:50:145
1889799198186,10cyclictest0-21swapper/021:58:000
1889799198186,10cyclictest0-21swapper/021:58:000
1890399197191,2cyclictest0-21swapper/521:29:2635
1890399197191,2cyclictest0-21swapper/521:29:2635
1890099197190,5cyclictest0-21swapper/321:48:1823
1890099197190,5cyclictest0-21swapper/321:48:1823
1890099197190,5cyclictest0-21swapper/321:48:1823
1889799197190,2cyclictest0-21swapper/022:21:280
1889799197190,2cyclictest0-21swapper/022:21:280
1892599196187,6cyclictest0-21swapper/2422:39:5117
1892599196187,6cyclictest0-21swapper/2422:39:5117
1892599196166,16cyclictest0-21swapper/2421:58:3017
1892599196166,16cyclictest0-21swapper/2421:58:3017
1890099196191,4cyclictest0-21swapper/322:37:1423
1890099196191,4cyclictest0-21swapper/322:37:1423
1890099196189,5cyclictest0-21swapper/323:22:2823
1890099196189,5cyclictest0-21swapper/323:22:2823
1890099196189,5cyclictest0-21swapper/321:31:5423
1890099196189,5cyclictest0-21swapper/321:31:5423
1890099196189,5cyclictest0-21swapper/321:31:5423
1890099196187,7cyclictest0-21swapper/321:39:1123
1890099196187,7cyclictest0-21swapper/321:39:1123
1890099196185,9cyclictest4076-21ystemctl22:50:1223
1890099196185,9cyclictest4076-21ystemctl22:50:1223
1893499195190,3cyclictest0-21swapper/3122:57:4725
1893499195190,3cyclictest0-21swapper/3122:57:4625
1891699195186,7cyclictest0-21swapper/1721:57:599
1891699195186,7cyclictest0-21swapper/1721:57:589
1889799195184,10cyclictest0-21swapper/023:27:150
1889799195184,10cyclictest0-21swapper/023:27:150
1893899194189,3cyclictest0-21swapper/3519:50:1629
1893899194189,3cyclictest0-21swapper/3519:50:1629
1892899194189,3cyclictest0-21swapper/2600:04:4319
1892899194189,3cyclictest0-21swapper/2600:04:4219
1890099194187,5cyclictest0-21swapper/321:05:0123
1890099194187,5cyclictest0-21swapper/321:05:0123
1890099194187,5cyclictest0-21swapper/321:05:0123
1890099194181,10cyclictest0-21swapper/321:58:5723
1890099194181,10cyclictest0-21swapper/321:58:5723
1889799194187,5cyclictest0-21swapper/000:24:140
1889799194187,5cyclictest0-21swapper/000:24:140
1892899193183,8cyclictest0-21swapper/2622:18:0119
1892899193183,8cyclictest0-21swapper/2622:18:0119
1892599193157,20cyclictest0-21swapper/2421:14:5217
1892599193157,20cyclictest0-21swapper/2421:14:5217
1892599193157,20cyclictest0-21swapper/2421:14:5217
1892599193150,29cyclictest3541-21CPU17
1892599193150,29cyclictest3541-21CPU17
1892599193145,38cyclictest0-21swapper/2419:55:3617
1892599193145,38cyclictest0-21swapper/2419:55:3617
1891999193188,3cyclictest0-21swapper/1922:29:4311
1891999193188,3cyclictest0-21swapper/1922:29:4311
1891999193188,3cyclictest0-21swapper/1922:29:4311
1890099193186,5cyclictest0-21swapper/320:55:1623
1890099193186,5cyclictest0-21swapper/320:55:1623
1890899192171,19cyclictest0-21swapper/900:31:3039
1890899192171,19cyclictest0-21swapper/900:31:3039
1890099192187,4cyclictest0-21swapper/321:51:0123
1890099192187,4cyclictest0-21swapper/321:51:0123
1890099192187,4cyclictest0-21swapper/321:05:1523
1890099192187,4cyclictest0-21swapper/321:05:1523
1890099192187,4cyclictest0-21swapper/321:05:1523
1890099192181,9cyclictest0-21swapper/320:40:4323
1890099192181,9cyclictest0-21swapper/320:40:4323
1890099192172,12cyclictest0-21swapper/320:45:2723
1890099192172,12cyclictest0-21swapper/320:45:2623
1892899191181,8cyclictest0-21swapper/2620:17:1719
1892899191181,8cyclictest0-21swapper/2620:17:1719
1891899191174,12cyclictest2327-21qemu-system-x8622:24:4710
1891899191174,12cyclictest2327-21qemu-system-x8622:24:4710
1890099191180,8cyclictest0-21swapper/319:20:5623
1890099191180,8cyclictest0-21swapper/319:20:5623
1892899190187,2cyclictest0-21swapper/2619:45:3119
1892899190187,2cyclictest0-21swapper/2619:45:3119
1892599190178,9cyclictest0-21swapper/2421:20:4317
1892599190178,9cyclictest0-21swapper/2421:20:4317
1892599190156,32cyclictest0-21swapper/2420:10:0217
1892599190156,32cyclictest0-21swapper/2420:10:0217
1891899190174,13cyclictest3547-21CPU10
1891899190174,13cyclictest3547-21CPU10
1891899190168,15cyclictest0-21swapper/1822:33:4910
1891899190168,15cyclictest0-21swapper/1822:33:4910
1891899190151,23cyclictest0-21swapper/1823:03:3210
1891899190151,23cyclictest0-21swapper/1823:03:3210
189129919047,135cyclictest0-21swapper/1323:25:205
189129919047,135cyclictest0-21swapper/1323:25:205
1889799190184,4cyclictest0-21swapper/022:30:390
1889799190184,4cyclictest0-21swapper/022:30:390
1889799190164,22cyclictest3545-21CPU0
1889799190164,22cyclictest3545-21CPU0
1892599189174,9cyclictest171rcu_preempt00:11:4017
1892599189174,9cyclictest171rcu_preempt00:11:3917
1892599189168,17cyclictest37735-21systemd22:04:3917
1892599189168,17cyclictest37735-21systemd22:04:3917
1892599189168,17cyclictest37735-21systemd22:04:3817
1892599189167,11cyclictest171rcu_preempt19:11:0217
1892599189167,11cyclictest171rcu_preempt19:11:0117
1891899189165,20cyclictest0-21swapper/1819:50:5510
1891899189165,20cyclictest0-21swapper/1819:50:5510
1890399189167,19cyclictest3544-21CPU35
1890399189167,19cyclictest3544-21CPU35
1889899189179,8cyclictest24597-21kworker/u81:1-flush-8:1620:00:571
1889899189179,8cyclictest24597-21kworker/u81:1-flush-8:1620:00:571
1889899189176,11cyclictest0-21swapper/120:45:431
1889899189176,11cyclictest0-21swapper/120:45:431
1893099188177,8cyclictest0-21swapper/2722:37:2720
1893099188177,8cyclictest0-21swapper/2722:37:2720
1892899188164,14cyclictest1442-21gdbus22:28:1319
1892899188164,14cyclictest1442-21gdbus22:28:1319
1892899188164,14cyclictest1442-21gdbus22:28:1219
1892599188180,6cyclictest0-21swapper/2422:15:4317
1892599188180,6cyclictest0-21swapper/2422:15:4217
1892599188174,10cyclictest3545-21CPU17
1892599188174,10cyclictest3545-21CPU17
1892599188162,16cyclictest0-21swapper/2423:36:1917
1892599188162,16cyclictest0-21swapper/2423:36:1917
1892599188138,21cyclictest0-21swapper/2400:31:5017
1892599188138,21cyclictest0-21swapper/2400:31:5017
1891899188175,5cyclictest171rcu_preempt19:29:4910
1891899188175,5cyclictest171rcu_preempt19:29:4910
1891899188143,25cyclictest0-21swapper/1823:39:0310
1891899188143,25cyclictest0-21swapper/1823:39:0310
189059918878,103cyclictest0-21swapper/600:30:0136
189059918878,103cyclictest0-21swapper/600:30:0136
1890399188176,9cyclictest0-21swapper/521:22:5735
1890399188176,9cyclictest0-21swapper/521:22:5735
1890399188125,55cyclictest0-21swapper/521:44:2735
1890399188125,55cyclictest0-21swapper/521:44:2735
1890099188177,8cyclictest0-21swapper/320:00:4623
1890099188177,8cyclictest0-21swapper/320:00:4623
1889799188173,8cyclictest171rcu_preempt22:28:000
1889799188173,8cyclictest171rcu_preempt22:28:000
1889799188173,8cyclictest171rcu_preempt22:27:590
1893499187154,30cyclictest37263-21CPU25
1892599187177,8cyclictest0-21swapper/2400:03:3517
1892599187177,8cyclictest0-21swapper/2400:03:3517
1892599187133,27cyclictest0-21swapper/2419:38:3617
1892599187133,27cyclictest0-21swapper/2419:38:3617
1891899187182,3cyclictest1-21systemd22:37:0810
1891899187182,3cyclictest1-21systemd22:37:0810
1891899187165,13cyclictest0-21swapper/1822:03:3510
1891899187165,13cyclictest0-21swapper/1822:03:3510
1891899187165,13cyclictest0-21swapper/1822:03:3510
1891899187155,23cyclictest0-21swapper/1821:33:5710
1891899187155,23cyclictest0-21swapper/1821:33:5710
1891899187155,23cyclictest0-21swapper/1821:33:5710
1891899187154,9cyclictest0-21swapper/1820:25:3610
1891899187154,9cyclictest0-21swapper/1820:25:3610
1890399187159,26cyclictest0-21swapper/500:34:5435
1890399187159,26cyclictest0-21swapper/500:34:5335
1890399187137,46cyclictest3610-21CPU35
1890399187137,46cyclictest3610-21CPU35
1890099187180,5cyclictest0-21swapper/320:50:2123
1890099187180,5cyclictest0-21swapper/320:50:2123
1893799186180,3cyclictest0-21swapper/3400:25:1528
1893799186180,3cyclictest0-21swapper/3400:25:1528
1892899186178,4cyclictest0-21swapper/2623:40:5319
1892899186178,4cyclictest0-21swapper/2623:40:5319
1892899186178,4cyclictest0-21swapper/2623:40:5319
1892599186178,6cyclictest0-21swapper/2423:12:0417
1892599186178,6cyclictest0-21swapper/2423:12:0417
1891899186171,7cyclictest0-21swapper/1800:09:2910
1891899186171,7cyclictest0-21swapper/1800:09:2910
189059918641,141cyclictest0-21swapper/619:35:1236
189059918641,141cyclictest0-21swapper/619:35:1236
1890399186152,24cyclictest37267-21CPU35
1890399186152,24cyclictest37267-21CPU35
1889899186178,5cyclictest0-21swapper/122:59:541
1889899186178,5cyclictest0-21swapper/122:59:541
1889799186158,18cyclictest0-21swapper/023:42:010
1889799186158,18cyclictest0-21swapper/023:42:010
1889799186158,18cyclictest0-21swapper/023:42:010
1892599185171,11cyclictest2454-21CPU17
1892599185171,11cyclictest2454-21CPU17
1892599185168,8cyclictest171rcu_preempt20:42:2517
1892599185168,8cyclictest171rcu_preempt20:42:2517
1892599185167,10cyclictest0-21swapper/2422:51:1417
1892599185167,10cyclictest0-21swapper/2422:51:1417
189149918524,82cyclictest0-21swapper/1500:15:587
189149918524,82cyclictest0-21swapper/1500:15:577
1890799185176,7cyclictest0-21swapper/821:05:3038
1890799185176,7cyclictest0-21swapper/821:05:3038
1890799185176,7cyclictest0-21swapper/821:05:3038
1890399185180,3cyclictest0-21swapper/523:17:5835
1890399185180,3cyclictest0-21swapper/523:17:5735
1890399185157,19cyclictest171rcu_preempt00:06:1135
1890399185157,19cyclictest171rcu_preempt00:06:1135
1893599184180,2cyclictest0-21swapper/3223:50:4126
1893599184180,2cyclictest0-21swapper/3223:50:4026
1892899184178,5cyclictest0-21swapper/2623:49:4519
1892899184178,5cyclictest0-21swapper/2623:49:4419
1892899184176,6cyclictest0-21swapper/2619:40:2819
1892599184176,5cyclictest28256-21sshd23:00:3117
1892599184176,5cyclictest28256-21sshd23:00:3117
1892599184161,13cyclictest0-21swapper/2423:28:4117
1892599184161,13cyclictest0-21swapper/2423:28:4117
1892599184147,22cyclictest0-21swapper/2422:57:2917
1892599184147,22cyclictest0-21swapper/2422:57:2917
1892599184137,33cyclictest0-21swapper/2421:44:2217
1892599184137,33cyclictest0-21swapper/2421:44:2217
1891899184180,2cyclictest0-21swapper/1822:08:0610
1891899184180,2cyclictest0-21swapper/1822:08:0610
1891699184170,9cyclictest0-21swapper/1700:36:169
1891699184170,9cyclictest0-21swapper/1700:36:169
1891699184169,12cyclictest37267-21CPU9
1891699184169,12cyclictest37267-21CPU9
1890399184170,6cyclictest0-21swapper/521:37:1735
1890399184170,6cyclictest0-21swapper/521:37:1735
1890399184167,8cyclictest0-21swapper/500:21:3335
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1890399184147,28cyclictest3610-21CPU35
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1892599182124,15cyclictest0-21swapper/2400:35:2317
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1892599182106,63cyclictest3541-21CPU17
1892599182106,63cyclictest3541-21CPU17
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189129918248,130cyclictest0-21swapper/1300:30:015
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