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2026-04-11 - 14:09
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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 Apr 11, 2026 01:02:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2959899217214,2cyclictest0-21swapper/422:05:1334
2959899217214,2cyclictest0-21swapper/422:05:1334
2959899217214,2cyclictest0-21swapper/422:05:1334
2960099208175,21cyclictest0-21swapper/623:00:1536
2960099208175,21cyclictest0-21swapper/623:00:1536
296309919953,139cyclictest0-21swapper/3121:35:1525
296309919953,139cyclictest0-21swapper/3121:35:1525
296309919953,139cyclictest0-21swapper/3121:35:1425
2963399196192,2cyclictest0-21swapper/3420:40:2128
2963099189117,69cyclictest3547-21CPU25
2963099189117,69cyclictest3547-21CPU25
2961799183120,49cyclictest0-21swapper/1921:14:2411
2961799183120,49cyclictest0-21swapper/1921:14:2311
2961099178127,21cyclictest0-21swapper/1423:08:016
2961099178127,21cyclictest0-21swapper/1423:08:016
2962299177169,4cyclictest3543-21CPU17
2962299177169,4cyclictest3543-21CPU17
2962699174154,10cyclictest0-21swapper/2723:02:5820
2962699174154,10cyclictest0-21swapper/2723:02:5820
2962399174170,2cyclictest0-21swapper/2522:05:0718
2962399174170,2cyclictest0-21swapper/2522:05:0718
2962399174170,2cyclictest0-21swapper/2522:05:0718
29630991732,4cyclictest4408-21CPU25
29630991732,4cyclictest4408-21CPU25
2960199173142,21cyclictest0-21swapper/723:41:0437
2960199173142,21cyclictest0-21swapper/723:41:0437
2959999172153,17cyclictest0-21swapper/522:00:3535
2959999172153,17cyclictest0-21swapper/522:00:3535
296309917157,101cyclictest0-21swapper/3123:00:1725
296309917157,101cyclictest0-21swapper/3123:00:1725
296089917154,111cyclictest1442-21gdbus21:15:125
296089917154,111cyclictest1442-21gdbus21:15:115
2963199170165,3cyclictest0-21swapper/3220:40:2026
2960099170136,18cyclictest0-21swapper/622:40:2136
2960099170136,18cyclictest0-21swapper/622:40:2036
296209916894,64cyclictest0-21swapper/2222:30:2015
296209916894,64cyclictest0-21swapper/2222:30:2015
2961799168114,49cyclictest37356-21CPU11
2961799168114,49cyclictest37356-21CPU11
2962399167152,12cyclictest0-21swapper/2500:35:0618
2962399167152,12cyclictest0-21swapper/2500:35:0618
296109916775,65cyclictest2459-21CPU6
296109916775,65cyclictest2459-21CPU6
296109916775,65cyclictest2459-21CPU6
2962699166137,12cyclictest2462-21CPU20
2962699166137,12cyclictest2462-21CPU20
2960499166123,40cyclictest0-21swapper/923:20:1439
2960499166123,40cyclictest0-21swapper/923:20:1439
2963999165158,4cyclictest0-21swapper/3821:13:1232
2963999165158,4cyclictest0-21swapper/3821:13:1232
2959999165157,3cyclictest0-21swapper/523:36:3335
2959999165157,3cyclictest0-21swapper/523:36:3335
2962799164115,38cyclictest0-21swapper/2823:53:4721
2962799164115,38cyclictest0-21swapper/2823:53:4721
2962799164115,38cyclictest0-21swapper/2823:53:4721
2962399164146,6cyclictest0-21swapper/2500:24:5018
2962399164146,6cyclictest0-21swapper/2500:24:4918
2962399164143,4cyclictest0-21swapper/2521:28:5718
2962399164143,4cyclictest0-21swapper/2521:28:5718
2962399164143,4cyclictest0-21swapper/2521:28:5718
2962099164104,44cyclictest3545-21CPU15
2962099164104,44cyclictest3545-21CPU15
2962099164104,44cyclictest3545-21CPU15
2960299164160,3cyclictest17484-21nfsd20:15:0438
2959999164131,19cyclictest0-21swapper/521:55:3635
2959999164131,19cyclictest0-21swapper/521:55:3635
2962699163122,30cyclictest2456-21CPU20
2962699163122,30cyclictest2456-21CPU20
29617991631,2cyclictest0-21swapper/1921:45:1411
29617991631,2cyclictest0-21swapper/1921:45:1411
2961099163148,7cyclictest0-21swapper/1421:43:296
2961099163148,7cyclictest0-21swapper/1421:43:286
296049916375,71cyclictest0-21swapper/921:20:2839
296049916375,71cyclictest0-21swapper/921:20:2739
2959999163145,6cyclictest0-21swapper/522:43:0035
2959999163145,6cyclictest0-21swapper/522:43:0035
2963599162149,9cyclictest37257-21qemu-system-x8621:48:1529
2963599162149,9cyclictest37257-21qemu-system-x8621:48:1529
2963299162148,12cyclictest0-21swapper/3321:17:3827
2963299162148,12cyclictest0-21swapper/3321:17:3727
296019916277,70cyclictest0-21swapper/723:32:1537
296019916277,70cyclictest0-21swapper/723:32:1537
2960199162145,10cyclictest0-21swapper/721:15:5237
2960199162145,10cyclictest0-21swapper/721:15:5137
2963599161157,2cyclictest0-21swapper/3523:45:5929
2963599161157,2cyclictest0-21swapper/3523:45:5929
2963599161157,2cyclictest0-21swapper/3523:45:5929
2962099161101,14cyclictest722-21jbd2/sda1-823:05:1715
2962099161101,14cyclictest722-21jbd2/sda1-823:05:1715
2959999161130,13cyclictest171rcu_preempt19:55:2935
2959999161130,13cyclictest171rcu_preempt19:55:2835
2963599160149,7cyclictest0-21swapper/3500:22:3529
2963599160149,7cyclictest0-21swapper/3500:22:3429
2962699160138,13cyclictest0-21swapper/2722:04:3820
2962699160138,13cyclictest0-21swapper/2722:04:3720
2961799160123,32cyclictest0-21swapper/1923:40:2011
2961799160123,32cyclictest0-21swapper/1923:40:2011
2961099160137,12cyclictest0-21swapper/1421:32:446
2961099160137,12cyclictest0-21swapper/1421:32:436
2960699160156,2cyclictest0-21swapper/1121:35:143
2960699160156,2cyclictest0-21swapper/1121:35:143
2960699160156,2cyclictest0-21swapper/1121:35:143
295999916096,49cyclictest0-21swapper/521:26:2835
295999916096,49cyclictest0-21swapper/521:26:2835
295999916096,49cyclictest0-21swapper/521:26:2835
2959999160141,5cyclictest0-21swapper/522:16:3835
2959999160141,5cyclictest0-21swapper/522:16:3835
2959999160141,5cyclictest0-21swapper/522:16:3835
2959999160134,8cyclictest0-21swapper/523:58:2435
2959999160134,8cyclictest0-21swapper/523:58:2435
2959999160134,8cyclictest0-21swapper/523:58:2435
2959899160133,26cyclictest0-21swapper/423:43:1934
2959899160133,26cyclictest0-21swapper/423:43:1934
2959799160140,12cyclictest2456-21CPU23
2959799160140,12cyclictest2456-21CPU23
2964099159151,3cyclictest0-21swapper/3921:34:2433
2964099159151,3cyclictest0-21swapper/3921:34:2433
2963599159132,17cyclictest0-21swapper/3523:29:4429
2963599159132,17cyclictest0-21swapper/3523:29:4429
2963299159140,7cyclictest0-21swapper/3322:50:3227
2963299159140,7cyclictest0-21swapper/3322:50:3227
2963299159140,7cyclictest0-21swapper/3322:50:3227
2963299159127,29cyclictest2454-21CPU27
2963299159127,29cyclictest2454-21CPU27
29630991591,2cyclictest0-21swapper/3121:20:1625
29630991591,2cyclictest0-21swapper/3121:20:1625
2962399159143,11cyclictest0-21swapper/2522:15:3318
2962399159143,11cyclictest0-21swapper/2522:15:3318
2962399159143,11cyclictest0-21swapper/2522:15:3218
296209915951,92cyclictest0-21swapper/2223:25:0115
296209915951,92cyclictest0-21swapper/2223:25:0115
2962099159125,20cyclictest0-21swapper/2221:55:0115
2962099159125,20cyclictest0-21swapper/2221:55:0115
2962099159125,20cyclictest0-21swapper/2221:55:0115
2961899159153,3cyclictest2466-21CPU13
2961899159153,3cyclictest2466-21CPU13
2961699159156,2cyclictest0-21swapper/1820:20:1910
2961699159156,2cyclictest0-21swapper/1820:20:1910
295999915928,113cyclictest0-21swapper/521:10:1435
295999915928,113cyclictest0-21swapper/521:10:1435
2959999159151,6cyclictest0-21swapper/519:32:3435
2959999159151,6cyclictest0-21swapper/519:32:3435
29630991581,153cyclictest0-21swapper/3122:35:0125
29630991581,153cyclictest0-21swapper/3122:35:0125
2959999158138,9cyclictest0-21swapper/500:28:3035
2959999158138,9cyclictest0-21swapper/500:28:2935
2959799158150,6cyclictest0-21swapper/300:25:2723
2959799158150,6cyclictest0-21swapper/300:25:2623
296269915797,48cyclictest2461-21CPU20
296269915797,48cyclictest2461-21CPU20
2961799157115,33cyclictest0-21swapper/1923:18:1711
2961799157115,33cyclictest0-21swapper/1923:18:1711
2961099157145,9cyclictest0-21swapper/1422:04:596
2961099157145,9cyclictest0-21swapper/1422:04:596
296049915773,69cyclictest3548-21CPU39
296049915773,69cyclictest3548-21CPU39
296049915773,69cyclictest3548-21CPU39
2960499157133,2cyclictest0-21swapper/919:12:5039
2960499157133,2cyclictest0-21swapper/919:12:5039
29630991562,148cyclictest2461-21CPU25
29630991562,148cyclictest2461-21CPU25
2963099156107,39cyclictest0-21swapper/3100:40:0425
2963099156107,39cyclictest0-21swapper/3100:40:0325
296239915693,57cyclictest37265-21CPU18
296239915693,57cyclictest37265-21CPU18
2962399156147,6cyclictest0-21swapper/2519:41:1818
2962299156151,4cyclictest0-21swapper/2422:01:5817
2962299156151,4cyclictest0-21swapper/2422:01:5817
296209915662,75cyclictest0-21swapper/2222:25:1315
296209915662,75cyclictest0-21swapper/2222:25:1215
296179915626,117cyclictest0-21swapper/1922:20:1511
296179915626,117cyclictest0-21swapper/1922:20:1511
2959799156145,10cyclictest0-21swapper/321:49:5923
2959799156145,10cyclictest0-21swapper/321:49:5923
29630991551,2cyclictest0-21swapper/3120:20:1425
29630991551,2cyclictest0-21swapper/3120:20:1425
296269915599,52cyclictest37266-21CPU20
296269915599,52cyclictest37266-21CPU20
2962699155146,4cyclictest0-21swapper/2721:43:2420
2962699155146,4cyclictest0-21swapper/2721:43:2420
2962399155139,14cyclictest0-21swapper/2522:58:5418
2962399155139,14cyclictest0-21swapper/2522:58:5418
2962399155139,14cyclictest0-21swapper/2522:58:5418
2962399155135,10cyclictest0-21swapper/2522:37:1218
2962399155135,10cyclictest0-21swapper/2522:37:1218
2960499155107,35cyclictest4407-21CPU39
2960499155107,35cyclictest4407-21CPU39
2960299155147,7cyclictest0-21swapper/800:11:1738
2960299155147,7cyclictest0-21swapper/800:11:1638
2960299155147,7cyclictest0-21swapper/800:11:1638
2959999155137,9cyclictest0-21swapper/522:50:5835
2959999155137,9cyclictest0-21swapper/522:50:5835
2959999155137,9cyclictest0-21swapper/522:50:5735
2964099154143,2cyclictest0-21swapper/3900:14:5733
2964099154143,2cyclictest0-21swapper/3900:14:5633
2964099154143,2cyclictest0-21swapper/3900:14:5633
2963599154144,2cyclictest0-21swapper/3500:35:0029
2963599154144,2cyclictest0-21swapper/3500:35:0029
29630991543,146cyclictest3546-21CPU25
29630991543,146cyclictest3546-21CPU25
296209915442,100cyclictest0-21swapper/2221:20:1515
296209915442,100cyclictest0-21swapper/2221:20:1515
29617991541,2cyclictest0-21swapper/1900:35:2711
29617991541,2cyclictest0-21swapper/1900:35:2611
2961099154133,7cyclictest0-21swapper/1423:18:386
2961099154133,7cyclictest0-21swapper/1423:18:386
2959999154130,10cyclictest0-21swapper/520:17:1135
2959999154130,10cyclictest0-21swapper/520:17:1135
2963599153142,8cyclictest0-21swapper/3500:35:3029
2963599153142,8cyclictest0-21swapper/3500:35:3029
2962699153129,9cyclictest0-21swapper/2720:05:0120
2962699153129,9cyclictest0-21swapper/2720:05:0120
2962399153142,6cyclictest0-21swapper/2522:43:0018
2962399153142,6cyclictest0-21swapper/2522:43:0018
2961799153106,37cyclictest0-21swapper/1921:30:2311
2961799153106,37cyclictest0-21swapper/1921:30:2211
2961799153101,38cyclictest0-21swapper/1923:06:0911
2961799153101,38cyclictest0-21swapper/1923:06:0911
2961699153143,7cyclictest0-21swapper/1821:21:1210
2961699153143,7cyclictest0-21swapper/1821:21:1210
296049915334,112cyclictest0-21swapper/922:05:1439
296049915334,112cyclictest0-21swapper/922:05:1439
296049915334,112cyclictest0-21swapper/922:05:1439
296019915325,27cyclictest0-21swapper/722:55:1437
296019915325,27cyclictest0-21swapper/722:55:1437
296019915325,27cyclictest0-21swapper/722:55:1337
2959999153141,9cyclictest0-21swapper/523:13:1535
2959999153141,9cyclictest0-21swapper/523:13:1535
2959999153138,7cyclictest0-21swapper/523:41:4935
2959999153138,7cyclictest0-21swapper/523:41:4935
2959999153138,7cyclictest0-21swapper/522:47:0635
2959999153138,7cyclictest0-21swapper/522:47:0535
2963999152141,7cyclictest0-21swapper/3823:20:4832
2963999152141,7cyclictest0-21swapper/3823:20:4832
2962699152118,27cyclictest0-21swapper/2721:51:0320
2962699152118,27cyclictest0-21swapper/2721:51:0320
2962699152118,27cyclictest0-21swapper/2721:51:0320
2962399152148,2cyclictest0-21swapper/2523:20:5018
2962399152148,2cyclictest0-21swapper/2523:20:5018
2962399152137,4cyclictest0-21swapper/2519:17:3818
2962399152137,4cyclictest0-21swapper/2519:17:3818
2962299152148,3cyclictest0-21swapper/2421:19:2017
2962299152148,3cyclictest0-21swapper/2421:19:1917
29617991521,2cyclictest0-21swapper/1921:00:1411
29617991521,2cyclictest0-21swapper/1921:00:1411
2961099152105,15cyclictest171rcu_preempt21:19:336
2961099152105,15cyclictest171rcu_preempt21:19:336
2960199152119,28cyclictest0-21swapper/722:48:5937
2960199152119,28cyclictest0-21swapper/722:48:5937
295999915290,56cyclictest2454-21CPU35
295999915290,56cyclictest2454-21CPU35
2959999152149,2cyclictest0-21swapper/523:20:5135
2959999152149,2cyclictest0-21swapper/523:20:5035
2959999152134,10cyclictest0-21swapper/519:48:3735
2959999152124,18cyclictest2459-21CPU35
2959999152124,18cyclictest2459-21CPU35
2963999151143,6cyclictest0-21swapper/3800:14:1132
2963999151143,6cyclictest0-21swapper/3800:14:1132
2963999151143,6cyclictest0-21swapper/3800:14:1032
2963299151126,16cyclictest0-21swapper/3321:14:5527
2963299151126,16cyclictest0-21swapper/3321:14:5527
2963299151123,12cyclictest0-21swapper/3322:33:3027
2963299151123,12cyclictest0-21swapper/3322:33:3027
29630991511,9cyclictest755-21systemd-journal22:00:2825
29630991511,9cyclictest755-21systemd-journal22:00:2725
29630991510,9cyclictest3808-21systemd22:05:1425
29630991510,9cyclictest3808-21systemd22:05:1425
29630991510,9cyclictest3808-21systemd22:05:1425
2962699151142,7cyclictest0-21swapper/2719:42:2920
2962699151134,8cyclictest0-21swapper/2700:33:2220
2962699151134,8cyclictest0-21swapper/2700:33:2120
2962099151117,28cyclictest0-21swapper/2223:45:0915
2962099151117,28cyclictest0-21swapper/2223:45:0915
2962099151117,28cyclictest0-21swapper/2223:45:0815
296109915184,31cyclictest0-21swapper/1420:40:296
296109915182,29cyclictest3541-21CPU6
296109915182,29cyclictest3541-21CPU6
2961099151148,2cyclictest0-21swapper/1422:27:476
2961099151148,2cyclictest0-21swapper/1422:27:476
2961099151139,10cyclictest0-21swapper/1421:28:336
2961099151139,10cyclictest0-21swapper/1421:28:336
2961099151139,10cyclictest0-21swapper/1421:28:336
296069915194,49cyclictest2459-21CPU3
296069915194,49cyclictest2459-21CPU3
2960199151113,30cyclictest0-21swapper/721:39:2137
2960199151113,30cyclictest0-21swapper/721:39:2137
2960199151113,30cyclictest0-21swapper/721:39:2037
2959999151149,1cyclictest0-21swapper/522:14:2735
2959999151149,1cyclictest0-21swapper/522:14:2735
2959999151137,5cyclictest0-21swapper/523:17:3535
2959999151137,5cyclictest0-21swapper/523:17:3535
2959799151111,38cyclictest0-21swapper/319:58:3323
2959799151111,38cyclictest0-21swapper/319:58:3223
2964099150119,28cyclictest3546-21CPU33
2964099150119,28cyclictest3546-21CPU33
2964099150119,28cyclictest3546-21CPU33
296309915092,50cyclictest36690-21systemd22:25:1525
296309915092,50cyclictest36690-21systemd22:25:1525
296239915098,46cyclictest2456-21CPU18
296239915098,46cyclictest2456-21CPU18
2962399150136,4cyclictest0-21swapper/2519:58:1218
2962399150136,4cyclictest0-21swapper/2519:58:1118
2962399150109,24cyclictest2454-21CPU18
2962399150109,24cyclictest2454-21CPU18
2962199150142,6cyclictest1-21systemd23:25:4016
2962199150142,6cyclictest1-21systemd23:25:4016
2962099150115,18cyclictest0-21swapper/2223:36:1315
2962099150115,18cyclictest0-21swapper/2223:36:1315
296089915088,49cyclictest0-21swapper/1300:32:455
296089915088,49cyclictest0-21swapper/1300:32:455
2960899150108,27cyclictest0-21swapper/1319:49:155
296049915065,34cyclictest20146-21sshd00:00:1439
296049915065,34cyclictest20146-21sshd00:00:1339
296049915065,34cyclictest20146-21sshd00:00:1339
2960499150117,21cyclictest0-21swapper/923:10:3939
2960499150117,21cyclictest0-21swapper/923:10:3839
296019915088,46cyclictest0-21swapper/721:45:1237
296019915088,46cyclictest0-21swapper/721:45:1237
2959999150128,9cyclictest0-21swapper/521:21:1635
2959999150128,9cyclictest0-21swapper/521:21:1635
2959999150101,25cyclictest0-21swapper/523:27:0435
2959999150101,25cyclictest0-21swapper/523:27:0435
2959799150144,5cyclictest0-21swapper/321:39:2423
2959799150144,5cyclictest0-21swapper/321:39:2423
2959799150144,5cyclictest0-21swapper/321:39:2423
2959799150108,8cyclictest0-21swapper/321:55:1723
2959799150108,8cyclictest0-21swapper/321:55:1623
2963599149138,9cyclictest0-21swapper/3522:00:4729
2963599149138,9cyclictest0-21swapper/3522:00:4729
296279914981,64cyclictest0-21swapper/2800:10:1621
296279914981,64cyclictest0-21swapper/2800:10:1521
296279914981,64cyclictest0-21swapper/2800:10:1521
296269914998,40cyclictest3545-21CPU20
296269914998,40cyclictest3545-21CPU20
296269914988,49cyclictest2466-21CPU20
296269914988,49cyclictest2466-21CPU20
2962699149137,8cyclictest0-21swapper/2720:09:3320
2962699149137,8cyclictest0-21swapper/2720:09:3320
2962699149115,29cyclictest2462-21CPU20
2962699149115,29cyclictest2462-21CPU20
2962699149115,29cyclictest2462-21CPU20
2962399149139,4cyclictest0-21swapper/2519:52:5418
2962399149139,4cyclictest0-21swapper/2519:52:5318
2962399149136,5cyclictest0-21swapper/2521:35:2918
2962399149136,5cyclictest0-21swapper/2521:35:2918
2962399149136,5cyclictest0-21swapper/2521:35:2918
2962399149124,15cyclictest0-21swapper/2519:45:4818
2962399149121,15cyclictest0-21swapper/2500:32:3618
2962399149121,15cyclictest0-21swapper/2500:32:3618
2961699149112,36cyclictest0-21swapper/1821:32:4310
2961699149112,36cyclictest0-21swapper/1821:32:4310
296159914920,113cyclictest0-21swapper/1722:30:199
296159914920,113cyclictest0-21swapper/1722:30:189
2961099149113,22cyclictest0-21swapper/1420:35:166
2961099149109,38cyclictest0-21swapper/1421:20:226
2961099149109,38cyclictest0-21swapper/1421:20:216
2960899149117,29cyclictest0-21swapper/1323:11:405
2960899149117,29cyclictest0-21swapper/1323:11:395
2960899149107,30cyclictest0-21swapper/1322:54:345
2960899149107,30cyclictest0-21swapper/1322:54:345
2960899149107,30cyclictest0-21swapper/1322:54:335
2960299149146,2cyclictest0-21swapper/821:36:1038
2960299149146,2cyclictest0-21swapper/821:36:1038
2960299149146,2cyclictest0-21swapper/821:36:1038
2960299149142,6cyclictest0-21swapper/823:39:5838
2960299149142,6cyclictest0-21swapper/823:39:5838
296009914968,35cyclictest0-21swapper/623:39:1336
296009914968,35cyclictest0-21swapper/623:39:1336
2959999149133,8cyclictest0-21swapper/519:20:1735
2959999149133,8cyclictest0-21swapper/519:20:1635
2959999149131,9cyclictest171rcu_preempt23:46:1035
2959999149131,9cyclictest171rcu_preempt23:46:1035
2959999149131,9cyclictest171rcu_preempt23:46:0935
2959999149131,10cyclictest0-21swapper/500:33:2435
2959999149131,10cyclictest0-21swapper/500:33:2335
2959999149125,9cyclictest0-21swapper/523:51:1535
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