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2026-06-03 - 04:09
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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 100 highest latencies:
System rack6slot0.osadl.org (updated Wed Jun 03, 2026 01:01:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2446499200175,22cyclictest0-21swapper/3222:19:5626
2446499200175,22cyclictest0-21swapper/3222:19:5626
24453992001,4cyclictest2461-21CPU16
24453992001,4cyclictest2461-21CPU16
24453992001,4cyclictest2461-21CPU16
2446499194188,4cyclictest0-21swapper/3221:38:5426
2446499194188,4cyclictest0-21swapper/3221:38:5426
244269919412,178cyclictest0-21swapper/120:25:191
244269919412,178cyclictest0-21swapper/120:25:181
2447199192176,11cyclictest0-21swapper/3900:16:4033
2447199192176,11cyclictest0-21swapper/3900:16:3933
24466991901,98cyclictest0-21swapper/3423:00:1528
24466991901,98cyclictest0-21swapper/3423:00:1528
24466991901,98cyclictest0-21swapper/3423:00:1528
2445099190176,11cyclictest0-21swapper/2023:06:5213
2445099190176,11cyclictest0-21swapper/2023:06:5213
2442599189157,29cyclictest0-21swapper/023:26:390
2442599189157,29cyclictest0-21swapper/023:26:390
2446699187162,22cyclictest0-21swapper/3400:02:2728
2446699187162,22cyclictest0-21swapper/3400:02:2628
2445799185160,22cyclictest0-21swapper/2722:30:2320
2445799185160,22cyclictest0-21swapper/2722:30:2320
2442599185154,25cyclictest0-21swapper/022:17:350
2442599185154,25cyclictest0-21swapper/022:17:350
2447199183173,6cyclictest37358-21CPU33
2447199183173,6cyclictest37358-21CPU33
2447199183173,6cyclictest37358-21CPU33
2447199183169,12cyclictest0-21swapper/3923:00:2233
2447199183169,12cyclictest0-21swapper/3923:00:2133
2447199183169,12cyclictest0-21swapper/3923:00:2133
2445799183128,50cyclictest0-21swapper/2722:40:0120
2445799183128,50cyclictest0-21swapper/2722:40:0120
2445099183176,4cyclictest0-21swapper/2022:34:3013
2445099183176,4cyclictest0-21swapper/2022:34:3013
2447199182173,5cyclictest3610-21CPU33
2447199182173,5cyclictest3610-21CPU33
2444799182176,3cyclictest0-21swapper/1822:45:1310
2444799182176,3cyclictest0-21swapper/1822:45:1310
24425991821,2cyclictest0-21swapper/022:45:150
24425991821,2cyclictest0-21swapper/022:45:150
2446499181143,17cyclictest0-21swapper/3222:47:4226
2446499181143,17cyclictest0-21swapper/3222:47:4126
2445599181176,3cyclictest0-21swapper/2522:11:3618
2445599181176,3cyclictest0-21swapper/2522:11:3518
2445499181174,5cyclictest0-21swapper/2423:11:3017
2445499181174,5cyclictest0-21swapper/2423:11:2917
2446499180164,14cyclictest0-21swapper/3223:07:5826
2446499180164,14cyclictest0-21swapper/3223:07:5726
24457991808,88cyclictest0-21swapper/2723:00:1420
24457991808,88cyclictest0-21swapper/2723:00:1420
24457991808,88cyclictest0-21swapper/2723:00:1420
2443599180175,4cyclictest0-21swapper/821:14:4538
2443599180175,4cyclictest0-21swapper/821:14:4538
2445499179150,16cyclictest0-21swapper/2421:48:2017
2445499179150,16cyclictest0-21swapper/2421:48:2017
2446199178165,8cyclictest0-21swapper/2922:49:0022
2446199178165,8cyclictest0-21swapper/2922:49:0022
2444799178171,4cyclictest2447-21CPU10
2444799178171,4cyclictest2447-21CPU10
2447199177167,6cyclictest0-21swapper/3923:31:2433
2447199177167,6cyclictest0-21swapper/3923:31:2433
2447199177167,6cyclictest0-21swapper/3923:31:2433
24466991772,159cyclictest2456-21CPU28
24466991772,159cyclictest2456-21CPU28
24425991771,128cyclictest0-21swapper/022:50:130
24425991771,128cyclictest0-21swapper/022:50:120
24425991771,128cyclictest0-21swapper/022:50:120
2447199176166,8cyclictest0-21swapper/3923:54:3833
2447199176166,8cyclictest0-21swapper/3923:54:3833
24425991761,169cyclictest0-21swapper/022:31:100
24425991761,169cyclictest0-21swapper/022:31:090
24466991750,70cyclictest24750-21run-parts22:35:1328
24466991750,70cyclictest24750-21run-parts22:35:1328
2446499175166,6cyclictest0-21swapper/3222:51:2726
2446499175166,6cyclictest0-21swapper/3222:51:2626
2446499175166,6cyclictest0-21swapper/3222:51:2626
2445499175159,12cyclictest0-21swapper/2421:22:2817
2445499175159,12cyclictest0-21swapper/2421:22:2817
2444599175159,7cyclictest171rcu_preempt00:07:258
2444599175159,7cyclictest171rcu_preempt00:07:258
2446699174150,19cyclictest0-21swapper/3423:51:1628
2446699174150,19cyclictest0-21swapper/3423:51:1528
2446499174157,7cyclictest0-21swapper/3221:31:1726
2446499174157,7cyclictest0-21swapper/3221:31:1726
2446499174157,10cyclictest171rcu_preempt19:50:5926
2446499174157,10cyclictest171rcu_preempt19:50:5926
2446499174132,23cyclictest0-21swapper/3223:48:3926
2446499174132,23cyclictest0-21swapper/3223:48:3926
2446499174132,17cyclictest0-21swapper/3219:40:2426
2446499174132,17cyclictest0-21swapper/3219:40:2326
2445699174125,44cyclictest3544-21CPU19
2445699174125,44cyclictest3544-21CPU19
2445699174125,44cyclictest3544-21CPU19
24466991730,170cyclictest0-21swapper/3400:26:2928
24466991730,170cyclictest0-21swapper/3400:26:2828
24466991730,170cyclictest0-21swapper/3400:26:2828
2446499173161,11cyclictest0-21swapper/3222:02:2826
2446499173161,11cyclictest0-21swapper/3222:02:2826
2446499173143,17cyclictest0-21swapper/3219:29:0726
2446499173143,17cyclictest0-21swapper/3219:29:0726
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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