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2026-04-26 - 03:45
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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 Sun Apr 26, 2026 01:02:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1918499208136,61cyclictest2447-21CPU20
1918299196178,15cyclictest0-21swapper/2500:08:4418
1918299196178,15cyclictest0-21swapper/2500:08:4418
1918299196178,15cyclictest0-21swapper/2500:08:4418
1916799192163,23cyclictest2456-21CPU4
1916799192163,23cyclictest2456-21CPU4
1915799190181,7cyclictest0-21swapper/322:24:1323
1915799190181,7cyclictest0-21swapper/322:24:1223
1918499189169,18cyclictest0-21swapper/2722:14:0620
1918499189169,18cyclictest0-21swapper/2722:14:0620
1918499189169,18cyclictest0-21swapper/2722:14:0620
1916099185142,32cyclictest0-21swapper/622:43:4536
1916099185142,32cyclictest0-21swapper/622:43:4536
1916099185142,32cyclictest0-21swapper/622:43:4536
1915799183174,7cyclictest0-21swapper/321:55:4923
1915799183174,7cyclictest0-21swapper/321:55:4923
1918699182143,36cyclictest0-21swapper/2921:57:0822
1918699182143,36cyclictest0-21swapper/2921:57:0822
1918299182160,10cyclictest0-21swapper/2500:13:3818
1918299182160,10cyclictest0-21swapper/2500:13:3818
1918299182160,10cyclictest0-21swapper/2500:13:3818
19160991821,2cyclictest0-21swapper/620:30:1436
19160991821,2cyclictest0-21swapper/620:30:1436
1916799181175,3cyclictest0-21swapper/1221:29:434
1916799181175,3cyclictest0-21swapper/1221:29:434
1915699180166,12cyclictest0-21swapper/222:03:4612
1915699180166,12cyclictest0-21swapper/222:03:4612
1915699180145,14cyclictest0-21swapper/223:46:4412
1915699180145,14cyclictest0-21swapper/223:46:4312
1915699180145,14cyclictest0-21swapper/223:46:4312
1918499179147,11cyclictest0-21swapper/2721:10:4120
1918499179147,11cyclictest0-21swapper/2721:10:4120
191759917896,64cyclictest37270-21CPU10
191759917896,64cyclictest37270-21CPU10
1915799178172,3cyclictest0-21swapper/323:50:3023
1915799178172,3cyclictest0-21swapper/323:50:3023
1915799178172,3cyclictest0-21swapper/323:50:3023
1915699178169,6cyclictest0-21swapper/219:25:3012
1915699178169,6cyclictest0-21swapper/219:25:2912
1915699178157,12cyclictest171rcu_preempt21:14:2012
1915699178157,12cyclictest171rcu_preempt21:14:1912
1918399177172,3cyclictest0-21swapper/2619:50:1519
1918399177172,3cyclictest0-21swapper/2619:50:1519
1918099177168,2cyclictest0-21swapper/2320:00:2916
1918099177168,2cyclictest0-21swapper/2320:00:2916
1915699176146,28cyclictest0-21swapper/221:47:5612
1915699176146,28cyclictest0-21swapper/221:47:5612
1915699176129,27cyclictest0-21swapper/222:37:2012
1915699176129,27cyclictest0-21swapper/222:37:2012
19186991751,148cyclictest0-21swapper/2919:50:0122
1916799175156,8cyclictest171rcu_preempt21:36:024
1916799175156,8cyclictest171rcu_preempt21:36:024
1915899175171,2cyclictest0-21swapper/422:17:2734
1915899175171,2cyclictest0-21swapper/422:17:2734
1915699175125,20cyclictest0-21swapper/200:10:0912
1915699175125,20cyclictest0-21swapper/200:10:0912
1915699175125,20cyclictest0-21swapper/200:10:0912
1918699174134,38cyclictest0-21swapper/2921:15:2922
1918699174134,38cyclictest0-21swapper/2921:15:2922
1918699174130,40cyclictest0-21swapper/2921:28:2122
1918699174130,40cyclictest0-21swapper/2921:28:2122
1917599174140,23cyclictest0-21swapper/1823:44:0710
1917599174140,23cyclictest0-21swapper/1823:44:0710
1917599174140,23cyclictest0-21swapper/1823:44:0710
1915799174156,14cyclictest3609-21CPU23
1915799174156,14cyclictest3609-21CPU23
1915799174156,14cyclictest3609-21CPU23
1915699174162,10cyclictest0-21swapper/221:56:4512
1915699174162,10cyclictest0-21swapper/221:56:4512
1915699174139,12cyclictest0-21swapper/220:10:1712
1915699174139,12cyclictest0-21swapper/220:10:1712
1915699174123,30cyclictest0-21swapper/200:24:0412
1915699174123,30cyclictest0-21swapper/200:24:0412
1919999173162,8cyclictest2614-21kworker/u82:5+events_unbound21:37:0832
1919999173162,8cyclictest2614-21kworker/u82:5+events_unbound21:37:0832
1916799173160,11cyclictest0-21swapper/1222:12:254
1916799173160,11cyclictest0-21swapper/1222:12:254
1916799173160,11cyclictest0-21swapper/1222:12:254
1915699173168,4cyclictest0-21swapper/223:58:4212
1915699173168,4cyclictest0-21swapper/223:58:4212
1915699173168,4cyclictest0-21swapper/223:58:4212
1915699173149,16cyclictest171rcu_preempt23:24:1112
1915699173149,16cyclictest171rcu_preempt23:24:1112
1915699173149,16cyclictest171rcu_preempt23:24:1112
1915699173140,10cyclictest171rcu_preempt00:36:3212
1915699173140,10cyclictest171rcu_preempt00:36:3212
1915699173125,30cyclictest0-21swapper/200:29:1012
1915699173125,30cyclictest0-21swapper/200:29:1012
1915699173125,30cyclictest0-21swapper/200:29:1012
1919199172165,5cyclictest0-21swapper/3321:43:5327
1919199172165,5cyclictest0-21swapper/3321:43:5327
1918699172125,40cyclictest0-21swapper/2922:24:0222
1918699172125,40cyclictest0-21swapper/2922:24:0222
1918499172141,24cyclictest171rcu_preempt20:05:1920
1918499172141,24cyclictest171rcu_preempt20:05:1920
1916899172167,3cyclictest0-21swapper/1321:42:125
1916899172167,3cyclictest0-21swapper/1321:42:125
1915899172161,9cyclictest0-21swapper/421:28:5534
1915899172161,9cyclictest0-21swapper/421:28:5534
1915699172142,28cyclictest0-21swapper/223:35:3212
1915699172142,28cyclictest0-21swapper/223:35:3212
1915699172125,21cyclictest0-21swapper/200:34:2112
1915699172125,21cyclictest0-21swapper/200:34:2012
1919199171153,8cyclictest171rcu_preempt21:31:5327
1919199171153,8cyclictest171rcu_preempt21:31:5327
191849917185,80cyclictest2456-21CPU20
191849917185,80cyclictest2456-21CPU20
1916799171162,6cyclictest0-21swapper/1221:32:374
1916799171162,6cyclictest0-21swapper/1221:32:364
1915699171129,26cyclictest0-21swapper/200:04:3812
1915699171129,26cyclictest0-21swapper/200:04:3712
1918499170160,8cyclictest0-21swapper/2723:51:1220
1918499170160,8cyclictest0-21swapper/2723:51:1120
1918499170160,8cyclictest0-21swapper/2723:51:1120
1916799170125,24cyclictest0-21swapper/1222:00:024
1916799170125,24cyclictest0-21swapper/1222:00:014
191569917099,41cyclictest3610-21CPU12
191569917099,41cyclictest3610-21CPU12
191569917099,41cyclictest3610-21CPU12
1915699170148,9cyclictest0-21swapper/200:17:5112
1915699170148,9cyclictest0-21swapper/200:17:5112
1915699170139,12cyclictest171rcu_preempt21:37:4212
1915699170139,12cyclictest171rcu_preempt21:37:4212
1915699170118,25cyclictest0-21swapper/220:04:1312
1915699170118,25cyclictest0-21swapper/220:04:1312
1917599169135,27cyclictest0-21swapper/1800:32:3910
1917599169135,27cyclictest0-21swapper/1800:32:3910
1917599169111,56cyclictest0-21swapper/1823:57:2410
1917599169111,56cyclictest0-21swapper/1823:57:2410
1917599169111,56cyclictest0-21swapper/1823:57:2410
1916799169147,12cyclictest171rcu_preempt22:40:444
1916799169147,12cyclictest171rcu_preempt22:40:444
1916799169147,12cyclictest171rcu_preempt22:40:444
1915899169165,2cyclictest0-21swapper/422:47:4034
1915899169165,2cyclictest0-21swapper/422:47:4034
1915899169165,2cyclictest0-21swapper/422:47:4034
1915899169160,7cyclictest0-21swapper/421:33:5034
1915899169160,7cyclictest0-21swapper/421:33:5034
1915699169151,8cyclictest0-21swapper/221:01:1712
1915699169151,8cyclictest0-21swapper/221:01:1712
1915699169122,19cyclictest0-21swapper/219:47:4412
1919199168161,4cyclictest0-21swapper/3322:34:1627
1919199168161,4cyclictest0-21swapper/3322:34:1627
1918699168139,27cyclictest0-21swapper/2921:21:5922
1918699168139,27cyclictest0-21swapper/2921:21:5922
1915699168150,9cyclictest0-21swapper/223:16:1512
1915699168150,9cyclictest0-21swapper/223:16:1412
1915699168147,9cyclictest171rcu_preempt22:46:5712
1915699168147,9cyclictest171rcu_preempt22:46:5712
1915699168147,9cyclictest171rcu_preempt22:46:5712
1919999167156,7cyclictest0-21swapper/3820:30:1532
1919999167156,7cyclictest0-21swapper/3820:30:1532
1916799167154,8cyclictest0-21swapper/1223:21:554
1916799167154,8cyclictest0-21swapper/1223:21:544
1916799167154,8cyclictest0-21swapper/1223:21:544
1915699167135,13cyclictest0-21swapper/221:06:2912
1915699167135,13cyclictest0-21swapper/221:06:2912
1915699167135,13cyclictest0-21swapper/221:06:2912
1919199166155,7cyclictest0-21swapper/3321:57:1627
1919199166155,7cyclictest0-21swapper/3321:57:1627
1918499166148,11cyclictest0-21swapper/2723:17:1620
1918499166148,11cyclictest0-21swapper/2723:17:1620
1916999166130,31cyclictest3610-21CPU6
1916999166130,31cyclictest3610-21CPU6
1916999166130,31cyclictest3610-21CPU6
1916799166153,5cyclictest0-21swapper/1223:16:184
1916799166153,5cyclictest0-21swapper/1223:16:184
1915699166157,8cyclictest0-21swapper/221:43:2712
1915699166157,8cyclictest0-21swapper/221:43:2712
1915699166151,7cyclictest171rcu_preempt22:06:3412
1915699166151,7cyclictest171rcu_preempt22:06:3412
1915699166151,7cyclictest171rcu_preempt22:06:3412
1915699166148,10cyclictest171rcu_preempt23:28:2712
1915699166148,10cyclictest171rcu_preempt23:28:2712
1919199165152,6cyclictest0-21swapper/3323:27:2227
1919199165152,6cyclictest0-21swapper/3323:27:2227
1919199165144,12cyclictest0-21swapper/3321:54:0727
1919199165144,12cyclictest0-21swapper/3321:54:0727
1918499165153,5cyclictest0-21swapper/2700:09:5720
1918499165153,5cyclictest0-21swapper/2700:09:5720
1918499165153,5cyclictest0-21swapper/2700:09:5720
1918299165155,8cyclictest0-21swapper/2500:38:4918
1918299165155,8cyclictest0-21swapper/2500:38:4918
1916699165121,36cyclictest4407-21CPU3
1916699165121,36cyclictest4407-21CPU3
1915699165131,12cyclictest171rcu_preempt21:17:3612
1915699165131,12cyclictest171rcu_preempt21:17:3612
1915699165129,17cyclictest0-21swapper/221:22:3512
1915699165129,17cyclictest0-21swapper/221:22:3512
1915699165123,18cyclictest0-21swapper/222:55:4412
1915699165123,18cyclictest0-21swapper/222:55:4412
1915699165120,18cyclictest0-21swapper/223:34:3312
1915699165120,18cyclictest0-21swapper/223:34:3212
1915699165120,18cyclictest0-21swapper/223:34:3212
1915699165117,30cyclictest0-21swapper/223:13:5112
1915699165117,30cyclictest0-21swapper/223:13:5112
1915699165117,30cyclictest0-21swapper/223:13:5112
1915499165154,10cyclictest0-21swapper/000:23:420
1915499165154,10cyclictest0-21swapper/000:23:420
1915499165140,21cyclictest37269-21CPU0
1915499165140,21cyclictest37269-21CPU0
1915499165140,21cyclictest37269-21CPU0
1918699164133,28cyclictest0-21swapper/2922:36:4422
1918699164133,28cyclictest0-21swapper/2922:36:4422
19186991641,159cyclictest0-21swapper/2923:40:0022
19186991641,159cyclictest0-21swapper/2923:40:0022
1918499164153,9cyclictest0-21swapper/2721:30:3820
1918499164153,9cyclictest0-21swapper/2721:30:3720
1918499164148,8cyclictest0-21swapper/2719:26:2620
1918499164148,8cyclictest0-21swapper/2719:26:2620
1916699164147,10cyclictest171rcu_preempt21:56:413
1916699164147,10cyclictest171rcu_preempt21:56:403
1915799164151,6cyclictest0-21swapper/321:30:0323
1915799164151,6cyclictest0-21swapper/321:30:0323
191569916465,54cyclictest2454-21CPU12
191569916465,54cyclictest2454-21CPU12
1915699164147,10cyclictest171rcu_preempt00:08:1112
1915699164147,10cyclictest171rcu_preempt00:08:1112
1915699164147,10cyclictest171rcu_preempt00:08:1112
1915499164152,2cyclictest0-21swapper/000:04:590
1915499164152,2cyclictest0-21swapper/000:04:590
1919199163145,11cyclictest0-21swapper/3321:28:3927
1919199163145,11cyclictest0-21swapper/3321:28:3927
1918699163128,28cyclictest0-21swapper/2922:42:1122
1918699163128,28cyclictest0-21swapper/2922:42:1122
1918699163128,28cyclictest0-21swapper/2922:42:1122
1918299163119,20cyclictest0-21swapper/2520:05:4618
1918299163119,20cyclictest0-21swapper/2520:05:4618
1917799163144,15cyclictest0-21swapper/2023:23:2113
1917799163144,15cyclictest0-21swapper/2023:23:2013
1917799163144,15cyclictest0-21swapper/2023:23:2013
1916099163104,53cyclictest0-21swapper/621:57:4036
1916099163104,53cyclictest0-21swapper/621:57:4036
1915699163151,6cyclictest171rcu_preempt19:13:3212
1915699163151,6cyclictest171rcu_preempt19:13:3112
1915699163119,17cyclictest0-21swapper/223:04:2712
1915699163119,17cyclictest0-21swapper/223:04:2712
1915699163116,20cyclictest0-21swapper/221:34:3712
1915699163116,20cyclictest0-21swapper/221:34:3712
1919199162147,6cyclictest347-21khungtaskd00:29:0527
1919199162147,6cyclictest347-21khungtaskd00:29:0527
1919199162147,6cyclictest347-21khungtaskd00:29:0527
1918499162150,10cyclictest0-21swapper/2723:58:0820
1918499162150,10cyclictest0-21swapper/2723:58:0820
1918499162150,10cyclictest0-21swapper/2723:58:0820
191829916299,52cyclictest3545-21CPU18
1917599162106,49cyclictest1-21systemd23:14:5410
1917599162106,49cyclictest1-21systemd23:14:5310
1917599162106,49cyclictest1-21systemd23:14:5310
1916799162149,8cyclictest0-21swapper/1200:03:104
1916799162149,8cyclictest0-21swapper/1200:03:104
1916799162108,23cyclictest0-21swapper/1222:02:214
1916799162108,23cyclictest0-21swapper/1222:02:214
1915799162158,3cyclictest0-21swapper/323:08:5523
1915799162158,3cyclictest0-21swapper/323:08:5423
1915799162158,3cyclictest0-21swapper/323:08:5423
1915799162155,5cyclictest0-21swapper/322:37:1623
1915799162155,5cyclictest0-21swapper/322:37:1623
1915699162131,13cyclictest171rcu_preempt20:19:1012
1915699162131,13cyclictest171rcu_preempt20:19:1012
1915699162120,28cyclictest0-21swapper/223:06:1912
1915699162120,28cyclictest0-21swapper/223:06:1812
1915699162120,28cyclictest0-21swapper/223:06:1812
1915699162119,27cyclictest0-21swapper/219:21:3712
1915699162119,27cyclictest0-21swapper/219:21:3712
1915699162109,24cyclictest0-21swapper/223:41:1712
1915699162109,24cyclictest0-21swapper/223:41:1712
1915699162109,24cyclictest0-21swapper/223:41:1712
1919199161148,12cyclictest0-21swapper/3300:19:2227
1919199161148,12cyclictest0-21swapper/3300:19:2227
1919199161141,9cyclictest0-21swapper/3322:50:0027
1919199161141,9cyclictest0-21swapper/3322:50:0027
1919199161141,9cyclictest0-21swapper/3322:50:0027
191869916162,93cyclictest3544-21CPU22
191869916162,93cyclictest3544-21CPU22
191849916195,47cyclictest2464-21CPU20
191849916195,47cyclictest2464-21CPU20
1918499161151,8cyclictest0-21swapper/2721:21:3420
1918499161151,8cyclictest0-21swapper/2721:21:3420
1918499161148,11cyclictest0-21swapper/2720:25:0220
1918499161148,11cyclictest0-21swapper/2720:25:0220
1918299161147,9cyclictest0-21swapper/2500:01:3718
1918299161147,9cyclictest0-21swapper/2500:01:3718
1917699161140,11cyclictest0-21swapper/1919:33:2111
1917699161140,11cyclictest0-21swapper/1919:33:2111
1916799161151,5cyclictest0-21swapper/1221:13:114
1916799161151,5cyclictest0-21swapper/1221:13:114
1916799161126,27cyclictest0-21swapper/1221:48:104
1916799161126,27cyclictest0-21swapper/1221:48:104
1916699161147,2cyclictest0-21swapper/1122:17:453
1916699161147,2cyclictest0-21swapper/1122:17:453
1915699161119,20cyclictest0-21swapper/222:17:3712
1915699161119,20cyclictest0-21swapper/222:17:3712
1915699161116,23cyclictest0-21swapper/223:53:0312
1915699161116,23cyclictest0-21swapper/223:53:0312
1915699161116,23cyclictest0-21swapper/223:53:0312
1915499161158,2cyclictest0-21swapper/023:02:210
1915499161158,2cyclictest0-21swapper/023:02:210
1919999160145,13cyclictest0-21swapper/3823:58:1332
1919999160145,13cyclictest0-21swapper/3823:58:1232
1919999160145,13cyclictest0-21swapper/3823:58:1232
1916799160117,21cyclictest0-21swapper/1223:36:394
1916799160117,21cyclictest0-21swapper/1223:36:394
1915999160127,22cyclictest0-21swapper/500:05:4335
1915999160127,22cyclictest0-21swapper/500:05:4335
1915999160127,22cyclictest0-21swapper/500:05:4335
1915899160149,6cyclictest0-21swapper/419:10:2734
1915899160149,6cyclictest0-21swapper/419:10:2734
1915699160141,7cyclictest171rcu_preempt22:34:2912
1915699160141,7cyclictest171rcu_preempt22:34:2812
1915699160136,11cyclictest0-21swapper/219:40:4212
1915699160121,14cyclictest0-21swapper/222:21:0812
1915699160121,14cyclictest0-21swapper/222:21:0812
1915699160115,23cyclictest0-21swapper/220:20:2312
1915699160115,23cyclictest0-21swapper/220:20:2312
1919199159143,10cyclictest0-21swapper/3323:45:0127
1919199159143,10cyclictest0-21swapper/3323:45:0127
1919199159143,10cyclictest0-21swapper/3323:45:0127
1919199159137,6cyclictest0-21swapper/3323:58:5527
1919199159137,6cyclictest0-21swapper/3323:58:5527
1919199159137,6cyclictest0-21swapper/3323:58:5527
1918699159124,32cyclictest0-21swapper/2900:30:0922
1918699159124,32cyclictest0-21swapper/2900:30:0922
1918499159142,5cyclictest0-21swapper/2723:44:5820
1918499159142,5cyclictest0-21swapper/2723:44:5820
1918499159142,5cyclictest0-21swapper/2723:44:5820
1918299159135,9cyclictest0-21swapper/2500:22:0918
1918299159135,9cyclictest0-21swapper/2500:22:0818
1916799159148,9cyclictest0-21swapper/1200:38:434
1916799159148,9cyclictest0-21swapper/1200:38:434
1916799159145,7cyclictest0-21swapper/1222:49:564
1916799159145,7cyclictest0-21swapper/1222:49:564
1916799159145,7cyclictest0-21swapper/1222:49:564
1916799159139,9cyclictest0-21swapper/1223:02:334
1916799159139,9cyclictest0-21swapper/1223:02:334
1916699159150,8cyclictest0-21swapper/1122:12:323
1916699159150,8cyclictest0-21swapper/1122:12:323
1916699159150,8cyclictest0-21swapper/1122:12:323
1915799159124,12cyclictest171rcu_preempt22:30:4923
1915799159124,12cyclictest171rcu_preempt22:30:4923
1915699159115,24cyclictest0-21swapper/219:30:5212
1915699159115,24cyclictest0-21swapper/219:30:5212
1915499159149,8cyclictest0-21swapper/023:52:420
1915499159149,8cyclictest0-21swapper/023:52:420
1915499159149,8cyclictest0-21swapper/023:52:420
1915499159145,12cyclictest0-21swapper/019:50:010
1919199158148,8cyclictest0-21swapper/3322:12:0027
1919199158148,8cyclictest0-21swapper/3322:12:0027
1919199158148,8cyclictest0-21swapper/3322:12:0027
1919199158112,30cyclictest0-21swapper/3322:26:2727
1919199158112,30cyclictest0-21swapper/3322:26:2727
1918699158121,34cyclictest0-21swapper/2923:50:4722
1918699158121,34cyclictest0-21swapper/2923:50:4722
1918699158121,34cyclictest0-21swapper/2923:50:4722
1918499158148,8cyclictest0-21swapper/2721:15:1120
1918499158148,8cyclictest0-21swapper/2721:15:1120
1917799158135,9cyclictest171rcu_preempt00:14:2413
1917799158135,9cyclictest171rcu_preempt00:14:2413
1917799158135,9cyclictest171rcu_preempt00:14:2413
1916699158149,7cyclictest0-21swapper/1119:20:053
1916699158149,7cyclictest0-21swapper/1119:20:053
1915999158116,33cyclictest0-21swapper/521:14:5035
1915999158116,33cyclictest0-21swapper/521:14:5035
1915799158126,17cyclictest0-21swapper/322:50:2023
1915799158126,17cyclictest0-21swapper/322:50:1923
1915799158126,17cyclictest0-21swapper/322:50:1923
1915799158102,22cyclictest0-21swapper/300:17:0923
1915799158102,22cyclictest0-21swapper/300:17:0923
191569915871,57cyclictest3544-21CPU12
191569915871,57cyclictest3544-21CPU12
1915699158122,16cyclictest171rcu_preempt20:26:4412
1915699158122,16cyclictest171rcu_preempt20:26:4312
1915699158116,23cyclictest0-21swapper/220:56:0012
1915699158116,23cyclictest0-21swapper/220:56:0012
1915699158103,27cyclictest0-21swapper/219:37:3712
1919499157152,3cyclictest0-21swapper/3522:26:2829
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