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2026-01-02 - 05:35
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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 100 highest latencies:
System rack6slot0.osadl.org (updated Fri Jan 02, 2026 01:00:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2410399216205,8cyclictest0-21swapper/2622:00:0519
2410399216205,8cyclictest0-21swapper/2622:00:0519
2409499186168,7cyclictest0-21swapper/1822:12:3810
2409499186168,7cyclictest0-21swapper/1822:12:3810
2410399184161,14cyclictest0-21swapper/2622:19:3219
2410399184161,14cyclictest0-21swapper/2622:19:3219
241039918362,117cyclictest2464-21CPU19
2410399182152,26cyclictest0-21swapper/2623:01:5219
2410399182152,26cyclictest0-21swapper/2623:01:5219
2410399181154,20cyclictest0-21swapper/2621:50:1819
2410399181154,20cyclictest0-21swapper/2621:50:1819
2410399178149,20cyclictest0-21swapper/2622:25:4419
2410399178149,20cyclictest0-21swapper/2622:25:4419
2410399178149,20cyclictest0-21swapper/2622:25:4419
2408199178143,25cyclictest0-21swapper/722:56:0837
2408199178143,25cyclictest0-21swapper/722:56:0837
2411899176148,11cyclictest0-21swapper/3921:21:0233
2411899176148,11cyclictest0-21swapper/3921:21:0233
2411899176148,11cyclictest0-21swapper/3921:21:0233
2410399175152,13cyclictest0-21swapper/2623:27:4919
2410399175152,13cyclictest0-21swapper/2623:27:4919
2410399174157,7cyclictest0-21swapper/2621:28:1119
2410399174157,7cyclictest0-21swapper/2621:28:1119
2410399174157,7cyclictest0-21swapper/2621:28:1119
2410399174155,16cyclictest0-21swapper/2622:23:1419
2410399174155,16cyclictest0-21swapper/2622:23:1419
2408199167133,31cyclictest0-21swapper/722:05:5737
2408199167133,31cyclictest0-21swapper/722:05:5737
2411299165147,12cyclictest0-21swapper/3300:34:2327
2411299165147,12cyclictest0-21swapper/3300:34:2227
2411299165147,12cyclictest0-21swapper/3300:34:2227
2410299165126,29cyclictest0-21swapper/2523:20:2518
2410299165126,29cyclictest0-21swapper/2523:20:2518
240819916599,62cyclictest0-21swapper/700:21:2437
240819916599,62cyclictest0-21swapper/700:21:2437
240819916599,62cyclictest0-21swapper/700:21:2437
2410399164124,22cyclictest0-21swapper/2600:06:0419
2410399164124,22cyclictest0-21swapper/2600:06:0419
2410399164124,22cyclictest0-21swapper/2600:06:0319
24100991642,4cyclictest37354-21CPU16
24100991642,4cyclictest37354-21CPU16
2408399164137,15cyclictest0-21swapper/823:54:3338
2408399164137,15cyclictest0-21swapper/823:54:3338
241169916391,69cyclictest0-21swapper/3722:27:3031
241169916391,69cyclictest0-21swapper/3722:27:3031
241169916391,69cyclictest0-21swapper/3722:27:3031
2409499163145,3cyclictest0-21swapper/1823:11:1110
2409499163145,3cyclictest0-21swapper/1823:11:1110
2408399163144,14cyclictest0-21swapper/822:31:5138
2408399163144,14cyclictest0-21swapper/822:31:5138
2408399163144,14cyclictest0-21swapper/822:31:5038
2411199162142,2cyclictest0-21swapper/3223:02:5126
2411199162142,2cyclictest0-21swapper/3223:02:5126
2410399161149,9cyclictest0-21swapper/2621:43:5019
2410399161149,9cyclictest0-21swapper/2621:43:5019
2408199161106,42cyclictest0-21swapper/722:42:0937
2408199161106,42cyclictest0-21swapper/722:42:0937
2408099161144,14cyclictest0-21swapper/621:24:1636
2408099161144,14cyclictest0-21swapper/621:24:1636
2408099161144,14cyclictest0-21swapper/621:24:1636
2411899160156,2cyclictest0-21swapper/3919:20:5433
2411899160156,2cyclictest0-21swapper/3919:20:5433
2411699160133,23cyclictest3442-21nfsd00:37:3131
2411699160133,23cyclictest3442-21nfsd00:37:3031
2411699160133,23cyclictest3442-21nfsd00:37:3031
2411299160147,5cyclictest0-21swapper/3322:59:4427
2411299160147,5cyclictest0-21swapper/3322:59:4427
2411199160139,4cyclictest0-21swapper/3200:20:3026
2411199160139,4cyclictest0-21swapper/3200:20:3026
2411199160139,4cyclictest0-21swapper/3200:20:3026
2408399160149,9cyclictest0-21swapper/823:31:1738
2408399160149,9cyclictest0-21swapper/823:31:1638
2411199159152,5cyclictest0-21swapper/3222:41:2326
2411199159152,5cyclictest0-21swapper/3222:41:2326
2408399159144,9cyclictest0-21swapper/800:24:2838
2408399159144,9cyclictest0-21swapper/800:24:2838
2408399159144,9cyclictest0-21swapper/800:24:2738
2408199159130,23cyclictest0-21swapper/721:23:2637
2408199159130,23cyclictest0-21swapper/721:23:2637
2408199159130,23cyclictest0-21swapper/721:23:2637
2408199159115,33cyclictest0-21swapper/723:29:2837
2408199159115,33cyclictest0-21swapper/723:29:2837
2407599159155,2cyclictest0-21swapper/223:45:2612
2407599159155,2cyclictest0-21swapper/223:45:2612
2411199158136,14cyclictest0-21swapper/3219:22:0026
2411199158136,14cyclictest0-21swapper/3219:22:0026
2410399158146,10cyclictest0-21swapper/2600:11:2819
2410399158146,10cyclictest0-21swapper/2600:11:2819
2410399158146,10cyclictest0-21swapper/2600:11:2819
2411799157115,29cyclictest3545-21CPU32
2411799157115,29cyclictest3545-21CPU32
2411799157115,29cyclictest3545-21CPU32
2411199157143,3cyclictest0-21swapper/3221:45:0926
2411199157143,3cyclictest0-21swapper/3221:45:0926
2410999157136,19cyclictest0-21swapper/3021:55:3424
2410999157136,19cyclictest0-21swapper/3021:55:3424
2410399157146,5cyclictest0-21swapper/2622:37:5019
2410399157146,5cyclictest0-21swapper/2622:37:5019
24102991571,72cyclictest0-21swapper/2523:40:1518
24102991571,72cyclictest0-21swapper/2523:40:1518
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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