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2026-06-19 - 06:16
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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 Jun 19, 2026 01:01:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2733199211199,10cyclictest0-21swapper/3122:12:5625
2733199211199,10cyclictest0-21swapper/3122:12:5625
2733199211199,10cyclictest0-21swapper/3122:12:5625
2733599205195,7cyclictest0-21swapper/3321:20:1827
2733599205195,7cyclictest0-21swapper/3321:20:1727
2733599200194,5cyclictest0-21swapper/3300:12:0727
2733599200194,5cyclictest0-21swapper/3300:12:0727
2733599197190,5cyclictest0-21swapper/3321:27:0427
2733599197190,5cyclictest0-21swapper/3321:27:0427
2733599197190,5cyclictest0-21swapper/3300:02:1227
2733599197190,5cyclictest0-21swapper/3300:02:1227
2733599197190,5cyclictest0-21swapper/3300:02:1227
2730099193168,13cyclictest755-21systemd-journal23:13:0239
2730099193168,13cyclictest755-21systemd-journal23:13:0239
2733599192177,8cyclictest0-21swapper/3323:49:3427
2733599192177,8cyclictest0-21swapper/3323:49:3427
2733599191186,4cyclictest0-21swapper/3321:59:0027
2733599191186,4cyclictest0-21swapper/3321:58:5927
2734199189167,12cyclictest0-21swapper/3800:15:0932
2734199189167,12cyclictest0-21swapper/3800:15:0932
2733899187178,7cyclictest0-21swapper/3521:15:2129
2733899187178,7cyclictest0-21swapper/3521:15:2129
2732899187151,32cyclictest0-21swapper/2822:28:0221
2732899187151,32cyclictest0-21swapper/2822:28:0121
2730099187170,13cyclictest1360-21systemd-logind23:03:4539
2730099187170,13cyclictest1360-21systemd-logind23:03:4539
2730099187170,13cyclictest1360-21systemd-logind23:03:4539
2733599186181,4cyclictest0-21swapper/3322:03:2127
2733599186181,4cyclictest0-21swapper/3322:03:2127
2733599186180,2cyclictest3548-21CPU27
2733599186180,2cyclictest3548-21CPU27
2733899185150,24cyclictest2459-21CPU29
2733599185178,4cyclictest0-21swapper/3321:33:0827
2733599185178,4cyclictest0-21swapper/3321:33:0827
2733199185178,4cyclictest37356-21CPU25
2733199185178,4cyclictest37356-21CPU25
2733199185178,4cyclictest37356-21CPU25
2733199185170,13cyclictest0-21swapper/3123:03:0625
2733199185170,13cyclictest0-21swapper/3123:03:0625
2733199185170,13cyclictest0-21swapper/3123:03:0525
2730099185177,6cyclictest0-21swapper/922:48:4139
2730099185177,6cyclictest0-21swapper/922:48:4139
2730599184175,7cyclictest0-21swapper/1321:20:365
2730599184175,7cyclictest0-21swapper/1321:20:365
2733599183175,6cyclictest0-21swapper/3323:52:4627
2733599183175,6cyclictest0-21swapper/3323:52:4627
2733599182176,3cyclictest46792sleep3320:48:2527
2733599182176,3cyclictest46792sleep3320:48:2427
2733599181170,7cyclictest0-21swapper/3321:52:0727
2733599181170,7cyclictest0-21swapper/3321:52:0727
2733599181170,7cyclictest0-21swapper/3321:52:0727
273059918163,36cyclictest0-21swapper/1319:30:195
2733599180168,10cyclictest0-21swapper/3321:38:5427
2733599180168,10cyclictest0-21swapper/3321:38:5427
2733199180175,4cyclictest0-21swapper/3122:31:2725
2733199180175,4cyclictest0-21swapper/3122:31:2725
2733199180175,4cyclictest0-21swapper/3122:31:2725
2732499180169,8cyclictest0-21swapper/2521:25:2318
2732499180169,8cyclictest0-21swapper/2521:25:2318
2733899179164,9cyclictest0-21swapper/3500:19:4029
2733899179164,9cyclictest0-21swapper/3500:19:4029
2733599179172,4cyclictest0-21swapper/3321:49:0827
2733599179172,4cyclictest0-21swapper/3321:49:0827
2733199179170,7cyclictest0-21swapper/3122:18:5425
2733199179170,7cyclictest0-21swapper/3122:18:5425
2733199179153,19cyclictest0-21swapper/3122:41:0025
2733199179153,19cyclictest0-21swapper/3122:41:0025
2731999178164,12cyclictest0-21swapper/2200:35:1115
2731999178164,12cyclictest0-21swapper/2200:35:1015
2730099177169,5cyclictest0-21swapper/922:55:1639
2730099177169,5cyclictest0-21swapper/922:55:1539
2733599176163,11cyclictest0-21swapper/3300:37:2727
2733599176163,11cyclictest0-21swapper/3300:37:2727
2733199176168,5cyclictest0-21swapper/3122:20:3425
2733199176168,5cyclictest0-21swapper/3122:20:3325
2733199176147,16cyclictest0-21swapper/3122:04:3625
2733199176147,16cyclictest0-21swapper/3122:04:3625
2730099176167,5cyclictest0-21swapper/923:58:3839
2730099176167,5cyclictest0-21swapper/923:58:3839
2730099176161,12cyclictest0-21swapper/923:20:2939
2730099176161,12cyclictest0-21swapper/923:20:2939
2730099176161,12cyclictest0-21swapper/923:20:2839
2733599175159,3cyclictest0-21swapper/3322:39:3427
2733599175159,3cyclictest0-21swapper/3322:39:3427
2733599175159,3cyclictest0-21swapper/3322:39:3427
2733599175120,51cyclictest3610-21CPU27
2733599175120,51cyclictest3610-21CPU27
2730099175155,13cyclictest0-21swapper/922:31:1739
2730099175155,13cyclictest0-21swapper/922:31:1639
2730099175155,13cyclictest0-21swapper/922:31:1639
2730099175137,13cyclictest0-21swapper/923:27:2039
2730099175137,13cyclictest0-21swapper/923:27:2039
2733899174148,23cyclictest0-21swapper/3520:30:2129
2733599174167,5cyclictest0-21swapper/3323:56:5527
2733599174167,5cyclictest0-21swapper/3323:56:5527
2732699174149,23cyclictest0-21swapper/2600:05:1119
2732699174149,23cyclictest0-21swapper/2600:05:1119
2732699174149,23cyclictest0-21swapper/2600:05:1119
2733599173167,4cyclictest0-21swapper/3321:05:0227
2733599173167,4cyclictest0-21swapper/3321:05:0227
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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