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2026-06-15 - 12:45
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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 Mon Jun 15, 2026 01:03:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
627599215125,86cyclictest372-21kswapd000:05:2437
627599215125,86cyclictest372-21kswapd000:05:2437
631399199174,18cyclictest0-21swapper/3823:27:5232
631399199174,18cyclictest0-21swapper/3823:27:5232
631399199174,18cyclictest0-21swapper/3823:27:5232
630299197120,26cyclictest0-21swapper/2900:27:5822
630299197120,26cyclictest0-21swapper/2900:27:5822
630299197120,26cyclictest0-21swapper/2900:27:5822
630899184101,81cyclictest373-21kswapd100:38:5229
630899184101,81cyclictest373-21kswapd100:38:5229
630899184101,81cyclictest373-21kswapd100:38:5129
629599183122,59cyclictest372-21kswapd000:29:2116
629599183122,59cyclictest372-21kswapd000:29:2116
629599183122,59cyclictest372-21kswapd000:29:2116
630299182166,5cyclictest0-21swapper/2922:25:4622
630299182166,5cyclictest0-21swapper/2922:25:4622
630699181111,64cyclictest3545-21CPU27
630699181111,64cyclictest3545-21CPU27
630799180169,9cyclictest0-21swapper/3421:43:5728
630799180169,9cyclictest0-21swapper/3421:43:5728
630699179166,4cyclictest0-21swapper/3322:27:1227
630699179166,4cyclictest0-21swapper/3322:27:1227
627399179129,41cyclictest3544-21CPU35
627399179129,41cyclictest3544-21CPU35
627399179129,41cyclictest3544-21CPU35
630799177154,10cyclictest0-21swapper/3423:59:4828
630799177154,10cyclictest0-21swapper/3423:59:4828
629299177150,14cyclictest171rcu_preempt20:30:0013
629299177150,14cyclictest171rcu_preempt20:30:0013
627999177153,8cyclictest0-21swapper/1121:06:403
627999177153,8cyclictest0-21swapper/1121:06:393
630699176164,10cyclictest0-21swapper/3323:02:3627
630699176164,10cyclictest0-21swapper/3323:02:3627
630699176164,10cyclictest0-21swapper/3323:02:3627
630699175148,14cyclictest0-21swapper/3323:55:4927
630699175148,14cyclictest0-21swapper/3323:55:4927
630299175114,46cyclictest3609-21CPU22
630299175114,46cyclictest3609-21CPU22
630299175114,46cyclictest3609-21CPU22
630299175114,46cyclictest3609-21CPU22
627999175118,40cyclictest0-21swapper/1122:46:393
627999175118,40cyclictest0-21swapper/1122:46:393
627899175133,19cyclictest0-21swapper/1020:19:572
627899175133,19cyclictest0-21swapper/1020:19:572
627399173137,25cyclictest0-21swapper/522:33:4135
627399173137,25cyclictest0-21swapper/522:33:4135
627399173134,26cyclictest0-21swapper/523:09:3435
627399173134,26cyclictest0-21swapper/523:09:3435
630299172159,2cyclictest0-21swapper/2923:29:1622
630299172159,2cyclictest0-21swapper/2923:29:1622
630299172159,2cyclictest0-21swapper/2923:29:1622
627899172159,11cyclictest0-21swapper/1023:20:172
627899172159,11cyclictest0-21swapper/1023:20:172
631399171144,16cyclictest0-21swapper/3822:41:5032
631399171144,16cyclictest0-21swapper/3822:41:5032
631399171144,16cyclictest0-21swapper/3822:41:5032
630499171162,8cyclictest0-21swapper/3123:51:2925
630499171162,8cyclictest0-21swapper/3123:51:2925
630499171143,14cyclictest0-21swapper/3123:55:4925
630499171143,14cyclictest0-21swapper/3123:55:4925
63029917180,84cyclictest3609-21CPU22
63029917180,84cyclictest3609-21CPU22
629599171122,47cyclictest372-21kswapd000:36:0416
629599171122,47cyclictest372-21kswapd000:36:0416
629599171122,47cyclictest372-21kswapd000:36:0316
628199171164,4cyclictest0-21swapper/1200:27:254
628199171164,4cyclictest0-21swapper/1200:27:254
628199171164,4cyclictest0-21swapper/1200:27:254
628199171111,32cyclictest3544-21CPU4
628199171111,32cyclictest3544-21CPU4
628199171111,32cyclictest3544-21CPU4
630699170160,8cyclictest0-21swapper/3321:18:4827
630699170160,8cyclictest0-21swapper/3321:18:4827
630699170160,8cyclictest0-21swapper/3321:18:4827
630299170156,12cyclictest0-21swapper/2922:49:4222
630299170156,12cyclictest0-21swapper/2922:49:4222
627699170159,9cyclictest755-21systemd-journal23:47:5038
627699170159,9cyclictest755-21systemd-journal23:47:5038
630699169161,6cyclictest0-21swapper/3321:41:4527
630699169161,6cyclictest0-21swapper/3321:41:4527
630299169152,9cyclictest0-21swapper/2921:52:4922
630299169152,9cyclictest0-21swapper/2921:52:4922
630299169152,9cyclictest0-21swapper/2921:52:4922
627399169127,29cyclictest0-21swapper/500:28:3635
627399169127,29cyclictest0-21swapper/500:28:3635
627399169127,29cyclictest0-21swapper/500:28:3635
630799168126,38cyclictest37267-21CPU28
630799168126,38cyclictest37267-21CPU28
627999168109,45cyclictest0-21swapper/1121:54:053
627999168109,45cyclictest0-21swapper/1121:54:053
627999168109,45cyclictest0-21swapper/1121:54:053
627699168146,12cyclictest0-21swapper/821:34:3638
627699168146,12cyclictest0-21swapper/821:34:3638
627699168146,12cyclictest0-21swapper/821:34:3638
626999168163,3cyclictest372-21kswapd021:30:221
626999168163,3cyclictest372-21kswapd021:30:221
626999168163,3cyclictest372-21kswapd021:30:221
630799166152,12cyclictest0-21swapper/3422:56:1228
630799166152,12cyclictest0-21swapper/3422:56:1228
630299166163,1cyclictest0-21swapper/2921:33:0822
630299166163,1cyclictest0-21swapper/2921:33:0822
630299166163,1cyclictest0-21swapper/2921:33:0822
630299166130,14cyclictest0-21swapper/2921:49:4822
630299166130,14cyclictest0-21swapper/2921:49:4822
630299166130,14cyclictest0-21swapper/2921:49:4822
627499166126,34cyclictest0-21swapper/600:36:2436
627499166126,34cyclictest0-21swapper/600:36:2436
627499166126,34cyclictest0-21swapper/600:36:2436
630799165143,6cyclictest0-21swapper/3423:17:3528
630799165143,6cyclictest0-21swapper/3423:17:3528
630799164159,3cyclictest0-21swapper/3422:26:1528
630799164159,3cyclictest0-21swapper/3422:26:1528
627299164160,3cyclictest1532-21kworker/u81:3+events_unbound00:03:2034
627299164160,3cyclictest1532-21kworker/u81:3+events_unbound00:03:2034
630799163146,13cyclictest0-21swapper/3400:36:5928
630799163146,13cyclictest0-21swapper/3400:36:5928
630799163146,13cyclictest0-21swapper/3400:36:5928
630799163142,8cyclictest0-21swapper/3422:16:0128
630799163142,8cyclictest0-21swapper/3422:16:0128
630799163142,8cyclictest0-21swapper/3422:16:0128
630299163130,11cyclictest171rcu_preempt21:15:5322
630299163130,11cyclictest171rcu_preempt21:15:5322
630299163130,11cyclictest171rcu_preempt21:15:5322
630299163129,12cyclictest171rcu_preempt19:53:2622
630299163129,12cyclictest171rcu_preempt19:53:2622
630299163122,17cyclictest171rcu_preempt21:22:1622
630299163122,17cyclictest171rcu_preempt21:22:1622
630299163122,17cyclictest171rcu_preempt21:22:1622
629599163155,5cyclictest0-21swapper/2322:36:0416
629599163155,5cyclictest0-21swapper/2322:36:0416
629599163155,5cyclictest0-21swapper/2322:36:0416
628199163130,7cyclictest171rcu_preempt23:46:524
628199163130,7cyclictest171rcu_preempt23:46:524
627699163153,3cyclictest0-21swapper/823:09:5038
627699163153,3cyclictest0-21swapper/823:09:5038
630299162119,21cyclictest0-21swapper/2920:48:3322
630299162119,21cyclictest0-21swapper/2920:48:3322
627599162125,35cyclictest0-21swapper/723:48:3637
627599162125,35cyclictest0-21swapper/723:48:3637
627399162136,20cyclictest0-21swapper/522:39:3535
627399162136,20cyclictest0-21swapper/522:39:3535
627399162136,20cyclictest0-21swapper/522:39:3435
627399162120,30cyclictest372-21kswapd000:35:2035
627399162120,30cyclictest372-21kswapd000:35:2035
627399162120,30cyclictest372-21kswapd000:35:2035
631399161124,24cyclictest0-21swapper/3800:37:0132
631399161124,24cyclictest0-21swapper/3800:37:0132
631399161124,24cyclictest0-21swapper/3800:37:0032
630799161142,13cyclictest0-21swapper/3423:07:0328
630799161142,13cyclictest0-21swapper/3423:07:0328
62759916191,55cyclictest0-21swapper/723:42:5037
62759916191,55cyclictest0-21swapper/723:42:5037
631399160145,12cyclictest0-21swapper/3821:51:3132
631399160145,12cyclictest0-21swapper/3821:51:3132
631399160145,12cyclictest0-21swapper/3821:51:3132
630799160138,7cyclictest0-21swapper/3422:51:3328
630799160138,7cyclictest0-21swapper/3422:51:3328
630799160138,7cyclictest0-21swapper/3422:51:3328
630599160103,50cyclictest373-21kswapd100:32:3526
630599160103,50cyclictest373-21kswapd100:32:3526
630599160103,50cyclictest373-21kswapd100:32:3526
630599160103,50cyclictest373-21kswapd100:32:3526
630299160112,20cyclictest0-21swapper/2922:56:3422
630299160112,20cyclictest0-21swapper/2922:56:3422
627399160133,21cyclictest0-21swapper/500:10:5935
627399160133,21cyclictest0-21swapper/500:10:5935
627399160133,21cyclictest0-21swapper/500:10:5935
631499159151,6cyclictest0-21swapper/3923:02:5333
631499159151,6cyclictest0-21swapper/3923:02:5333
631499159151,6cyclictest0-21swapper/3923:02:5333
631399159124,25cyclictest0-21swapper/3823:16:3232
631399159124,25cyclictest0-21swapper/3823:16:3132
630699159154,2cyclictest0-21swapper/3322:12:2027
630699159154,2cyclictest0-21swapper/3322:12:2027
630699159143,13cyclictest0-21swapper/3323:05:5127
630699159143,13cyclictest0-21swapper/3323:05:5127
630299159148,7cyclictest0-21swapper/2921:42:3522
630299159148,7cyclictest0-21swapper/2921:42:3522
630299159145,7cyclictest0-21swapper/2900:00:3022
630299159145,7cyclictest0-21swapper/2900:00:3022
630299159137,10cyclictest0-21swapper/2921:35:3222
630299159137,10cyclictest0-21swapper/2921:35:3222
630299159137,10cyclictest0-21swapper/2921:35:3222
630299159131,10cyclictest0-21swapper/2922:42:0222
630299159131,10cyclictest0-21swapper/2922:42:0222
630299159131,10cyclictest0-21swapper/2922:42:0222
62909915950,50cyclictest0-21swapper/1920:35:1511
62909915950,50cyclictest0-21swapper/1920:35:1511
629099159101,50cyclictest3545-21CPU11
629099159101,50cyclictest3545-21CPU11
627699159148,9cyclictest0-21swapper/822:43:4738
627699159148,9cyclictest0-21swapper/822:43:4738
627699159148,9cyclictest0-21swapper/822:43:4738
630799158150,3cyclictest0-21swapper/3422:33:2728
630799158150,3cyclictest0-21swapper/3422:33:2728
630799158146,5cyclictest0-21swapper/3423:33:1428
630799158146,5cyclictest0-21swapper/3423:33:1428
630799158146,5cyclictest0-21swapper/3423:33:1428
630799158133,10cyclictest0-21swapper/3423:47:3728
630799158133,10cyclictest0-21swapper/3423:47:3728
630699158139,8cyclictest0-21swapper/3300:36:3727
630699158139,8cyclictest0-21swapper/3300:36:3727
630699158139,8cyclictest0-21swapper/3300:36:3727
630499158136,2cyclictest0-21swapper/3122:36:2625
630499158136,2cyclictest0-21swapper/3122:36:2625
630499158136,2cyclictest0-21swapper/3122:36:2625
629299158143,6cyclictest0-21swapper/2022:55:0813
629299158143,6cyclictest0-21swapper/2022:55:0813
62799915891,58cyclictest2466-21CPU3
62799915891,58cyclictest2466-21CPU3
627699158140,6cyclictest0-21swapper/821:39:2338
627699158140,6cyclictest0-21swapper/821:39:2338
627699158140,6cyclictest0-21swapper/821:39:2338
630799157143,10cyclictest0-21swapper/3420:15:5028
630799157143,10cyclictest0-21swapper/3420:15:5028
630799157135,11cyclictest1392-21gdbus22:36:2328
630799157135,11cyclictest1392-21gdbus22:36:2328
630799157135,11cyclictest1392-21gdbus22:36:2328
627699157116,15cyclictest171rcu_preempt21:04:4738
6274991571,4cyclictest37353-21CPU36
6274991571,4cyclictest37353-21CPU36
627099157153,3cyclictest1586-21kworker/u81:4+events_unbound00:03:1812
627099157153,3cyclictest1586-21kworker/u81:4+events_unbound00:03:1812
631499156103,43cyclictest3548-21CPU33
631499156103,43cyclictest3548-21CPU33
630799156127,12cyclictest0-21swapper/3423:50:1428
630799156127,12cyclictest0-21swapper/3423:50:1428
627899156124,20cyclictest0-21swapper/1023:31:402
627899156124,20cyclictest0-21swapper/1023:31:402
627899156124,20cyclictest0-21swapper/1023:31:402
627699156150,4cyclictest0-21swapper/821:46:1638
627699156150,4cyclictest0-21swapper/821:46:1638
627699156150,4cyclictest0-21swapper/821:46:1638
627699156138,12cyclictest0-21swapper/822:07:1138
627699156138,12cyclictest0-21swapper/822:07:1138
627699156130,14cyclictest0-21swapper/822:55:5938
627699156130,14cyclictest0-21swapper/822:55:5938
627599156136,13cyclictest0-21swapper/721:31:3537
627599156136,13cyclictest0-21swapper/721:31:3537
627599156136,13cyclictest0-21swapper/721:31:3537
62749915610,140cyclictest0-21swapper/623:20:3336
62749915610,140cyclictest0-21swapper/623:20:3336
627399156108,33cyclictest0-21swapper/522:44:4535
627399156108,33cyclictest0-21swapper/522:44:4535
627399156108,33cyclictest0-21swapper/522:44:4535
627399156102,48cyclictest0-21swapper/521:48:4135
627399156102,48cyclictest0-21swapper/521:48:4135
627399156102,48cyclictest0-21swapper/521:48:4135
3284321560,1sleep110-21swapper/1123:15:493
3284321560,1sleep110-21swapper/1123:15:493
630799155144,5cyclictest0-21swapper/3422:05:5328
630799155144,5cyclictest0-21swapper/3422:05:5328
630799155142,7cyclictest0-21swapper/3422:12:3528
630799155142,7cyclictest0-21swapper/3422:12:3528
630699155143,10cyclictest0-21swapper/3321:29:0427
630699155143,10cyclictest0-21swapper/3321:29:0427
630699155134,8cyclictest0-21swapper/3322:18:0727
630699155134,8cyclictest0-21swapper/3322:18:0727
630699155134,8cyclictest0-21swapper/3322:18:0727
630299155145,8cyclictest0-21swapper/2922:51:3422
630299155145,8cyclictest0-21swapper/2922:51:3422
630299155145,8cyclictest0-21swapper/2922:51:3422
628199155139,4cyclictest0-21swapper/1200:08:034
628199155139,4cyclictest0-21swapper/1200:08:024
628199155126,10cyclictest0-21swapper/1222:43:364
628199155126,10cyclictest0-21swapper/1222:43:364
628199155126,10cyclictest0-21swapper/1222:43:364
627899155120,21cyclictest0-21swapper/1000:31:382
627899155120,21cyclictest0-21swapper/1000:31:382
627899155120,21cyclictest0-21swapper/1000:31:382
627899155120,21cyclictest0-21swapper/1000:31:382
630799154131,14cyclictest0-21swapper/3423:43:2928
630799154131,14cyclictest0-21swapper/3423:43:2928
630699154135,18cyclictest0-21swapper/3322:22:0627
630699154135,18cyclictest0-21swapper/3322:22:0627
630699154131,13cyclictest0-21swapper/3322:31:0327
630699154131,13cyclictest0-21swapper/3322:31:0327
630299154128,8cyclictest171rcu_preempt23:37:1922
630299154128,8cyclictest171rcu_preempt23:37:1922
630299154111,19cyclictest0-21swapper/2919:55:5922
630299154111,19cyclictest0-21swapper/2919:55:5922
630299154111,19cyclictest0-21swapper/2919:55:5922
629499154151,2cyclictest372-21kswapd000:29:5415
629499154151,2cyclictest372-21kswapd000:29:5415
629499154151,2cyclictest372-21kswapd000:29:5415
628199154141,6cyclictest0-21swapper/1220:49:264
628199154141,6cyclictest0-21swapper/1220:49:264
628199154117,18cyclictest0-21swapper/1221:45:504
628199154117,18cyclictest0-21swapper/1221:45:504
628199154117,18cyclictest0-21swapper/1221:45:504
627099154150,3cyclictest1586-21kworker/u81:4+events_unbound00:36:1412
627099154150,3cyclictest1586-21kworker/u81:4+events_unbound00:36:1412
627099154150,3cyclictest1586-21kworker/u81:4+events_unbound00:36:1412
626999154125,27cyclictest372-21kswapd000:27:041
626999154125,27cyclictest372-21kswapd000:27:041
626999154125,27cyclictest372-21kswapd000:27:031
630799153137,5cyclictest0-21swapper/3420:49:5928
630799153137,5cyclictest0-21swapper/3420:49:5928
630699153133,10cyclictest0-21swapper/3319:20:1127
630699153133,10cyclictest0-21swapper/3319:20:1127
630499153139,12cyclictest0-21swapper/3119:15:3425
630499153139,12cyclictest0-21swapper/3119:15:3425
630299153135,8cyclictest0-21swapper/2900:21:0422
630299153135,8cyclictest0-21swapper/2900:21:0422
630299153134,10cyclictest0-21swapper/2923:13:3222
630299153134,10cyclictest0-21swapper/2923:13:3222
630299153102,47cyclictest37270-21CPU22
630299153102,47cyclictest37270-21CPU22
630299153102,47cyclictest37270-21CPU22
629299153120,14cyclictest0-21swapper/2020:15:0713
629299153120,14cyclictest0-21swapper/2020:15:0713
628199153127,13cyclictest0-21swapper/1219:15:084
628199153127,13cyclictest0-21swapper/1219:15:084
627899153135,7cyclictest0-21swapper/1021:26:002
627899153135,7cyclictest0-21swapper/1021:26:002
627799153118,20cyclictest171rcu_preempt23:02:5439
627799153118,20cyclictest171rcu_preempt23:02:5439
627799153118,20cyclictest171rcu_preempt23:02:5439
627699153146,4cyclictest0-21swapper/823:50:1438
627699153146,4cyclictest0-21swapper/823:50:1438
627699153126,11cyclictest0-21swapper/820:33:1038
627699153126,11cyclictest0-21swapper/820:33:1038
62759915395,49cyclictest0-21swapper/721:59:4637
62759915395,49cyclictest0-21swapper/721:59:4637
62759915395,49cyclictest0-21swapper/721:59:4637
627599153110,37cyclictest0-21swapper/723:32:0037
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627099153118,32cyclictest0-21swapper/223:11:3312
627099153118,32cyclictest0-21swapper/223:11:3312
63139915291,50cyclictest0-21swapper/3822:33:0232
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631399152112,23cyclictest0-21swapper/3822:07:1232
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630699152137,11cyclictest0-21swapper/3323:51:0427
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630699152111,20cyclictest4407-21CPU27
630699152111,20cyclictest4407-21CPU27
630699152111,20cyclictest4407-21CPU27
630299152118,13cyclictest171rcu_preempt21:05:3022
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630299152116,14cyclictest0-21swapper/2923:41:1622
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629599152128,12cyclictest0-21swapper/2320:50:3416
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628199152128,8cyclictest171rcu_preempt20:15:314
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628199152109,19cyclictest0-21swapper/1200:38:104
628199152109,19cyclictest0-21swapper/1200:38:104
628199152109,19cyclictest0-21swapper/1200:38:104
627899152130,13cyclictest0-21swapper/1019:45:472
627899152130,13cyclictest0-21swapper/1019:45:472
6273991521,25cyclictest0-21swapper/523:35:1835
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631399151115,16cyclictest0-21swapper/3800:04:2732
631399151115,16cyclictest0-21swapper/3800:04:2732
630699151130,10cyclictest0-21swapper/3321:52:1227
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630299151133,10cyclictest171rcu_preempt20:10:0222
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630299151126,16cyclictest0-21swapper/2921:13:3922
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630299151126,16cyclictest0-21swapper/2921:13:3922
629599151143,7cyclictest0-21swapper/2321:28:3616
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62929915198,43cyclictest0-21swapper/2000:02:1613
62929915198,43cyclictest0-21swapper/2000:02:1613
629299151101,46cyclictest37265-21CPU13
629299151101,46cyclictest37265-21CPU13
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