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2026-05-08 - 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 May 08, 2026 01:02:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1127099212204,6cyclictest0-21swapper/3600:39:4930
1127099212204,6cyclictest0-21swapper/3600:39:4830
1126099206167,27cyclictest0-21swapper/2700:19:0620
1126099206167,27cyclictest0-21swapper/2700:19:0520
1126799201197,2cyclictest0-21swapper/3300:06:4127
1126799201197,2cyclictest0-21swapper/3300:06:4127
1126799201197,2cyclictest0-21swapper/3300:06:4127
1126799201196,3cyclictest20165-21bash23:20:4327
1126799201196,3cyclictest20165-21bash23:20:4327
1126799199192,5cyclictest0-21swapper/3322:08:2427
1126799199192,5cyclictest0-21swapper/3322:08:2427
1126799195183,8cyclictest0-21swapper/3322:56:5127
1126799195183,8cyclictest0-21swapper/3322:56:5127
1126099195162,28cyclictest0-21swapper/2720:35:0120
1126099195162,28cyclictest0-21swapper/2720:35:0120
1126799194187,5cyclictest0-21swapper/3300:04:5127
1126799194187,5cyclictest0-21swapper/3300:04:5127
1126799194187,5cyclictest0-21swapper/3300:04:5027
1126799192171,14cyclictest40883-21systemd-cgroups22:25:2227
1126799192171,14cyclictest40883-21systemd-cgroups22:25:2227
1126799192171,14cyclictest40883-21systemd-cgroups22:25:2227
1126799189181,6cyclictest0-21swapper/3322:04:0727
1126799189181,6cyclictest0-21swapper/3322:04:0627
1126799189178,9cyclictest0-21swapper/3322:21:0827
1126799189178,9cyclictest0-21swapper/3322:21:0827
1126099188166,19cyclictest0-21swapper/2722:00:5820
1126099188166,19cyclictest0-21swapper/2722:00:5820
1124399187168,10cyclictest0-21swapper/1400:03:226
1124399187168,10cyclictest0-21swapper/1400:03:226
1124399187168,10cyclictest0-21swapper/1400:03:216
1126799186176,7cyclictest0-21swapper/3323:12:0227
1126799186176,7cyclictest0-21swapper/3323:12:0127
1124399186176,9cyclictest0-21swapper/1422:29:486
1124399186176,9cyclictest0-21swapper/1422:29:486
1124399186176,9cyclictest0-21swapper/1422:29:476
1127099185176,7cyclictest0-21swapper/3600:25:4830
1127099185176,7cyclictest0-21swapper/3600:25:4830
1126799185171,12cyclictest0-21swapper/3321:42:2027
1126799185171,12cyclictest0-21swapper/3321:42:2027
1126799185171,12cyclictest0-21swapper/3321:42:2027
1126799184166,9cyclictest317250irq/71-eno2-TxRx-300:10:2727
1126799184166,9cyclictest317250irq/71-eno2-TxRx-300:10:2727
1126799184166,9cyclictest317250irq/71-eno2-TxRx-300:10:2627
1126799184153,17cyclictest0-21swapper/3322:40:2927
1126799184153,17cyclictest0-21swapper/3322:40:2927
1126799183173,7cyclictest0-21swapper/3321:59:3927
1126799183173,7cyclictest0-21swapper/3321:59:3927
1126799183172,7cyclictest37357-21CPU27
1126799183172,7cyclictest37357-21CPU27
1126799183172,7cyclictest37357-21CPU27
1123599183145,25cyclictest0-21swapper/820:40:0338
1123599183145,25cyclictest0-21swapper/820:40:0338
1126799182177,4cyclictest0-21swapper/3323:39:0627
1126799182177,4cyclictest0-21swapper/3323:39:0627
1126799182168,8cyclictest0-21swapper/3322:10:2627
1126799182168,8cyclictest0-21swapper/3322:10:2627
1126799181176,4cyclictest0-21swapper/3323:34:2227
1126799181176,4cyclictest0-21swapper/3323:34:2227
1126799180164,5cyclictest0-21swapper/3320:33:1227
1126799180164,5cyclictest0-21swapper/3320:33:1227
1126799179157,16cyclictest0-21swapper/3322:36:3727
1126799179157,16cyclictest0-21swapper/3322:36:3727
1126099179145,28cyclictest0-21swapper/2723:39:4720
1126099179145,28cyclictest0-21swapper/2723:39:4720
1126799178167,9cyclictest0-21swapper/3323:09:0227
1126799178167,9cyclictest0-21swapper/3323:09:0127
1126799178167,9cyclictest0-21swapper/3323:09:0127
1126799178160,11cyclictest0-21swapper/3323:40:4227
1126799178160,11cyclictest0-21swapper/3323:40:4227
1126799178160,11cyclictest0-21swapper/3323:40:4227
1126799178152,20cyclictest0-21swapper/3322:48:3527
1126799178152,20cyclictest0-21swapper/3322:48:3427
1126799177162,7cyclictest0-21swapper/3323:15:2727
1126799177162,7cyclictest0-21swapper/3323:15:2727
1126799177158,12cyclictest0-21swapper/3321:53:1127
1126799177158,12cyclictest0-21swapper/3321:53:1127
1126799177158,12cyclictest0-21swapper/3321:53:1127
1126799177156,14cyclictest0-21swapper/3323:48:0827
1126799177156,14cyclictest0-21swapper/3323:48:0727
1126799177155,10cyclictest0-21swapper/3323:00:1227
1126799177155,10cyclictest0-21swapper/3323:00:1227
1126799177155,10cyclictest0-21swapper/3323:00:1227
1126699177169,6cyclictest0-21swapper/3222:27:0426
1126699177169,6cyclictest0-21swapper/3222:27:0426
1126699177169,6cyclictest0-21swapper/3222:27:0326
1126699177144,10cyclictest0-21swapper/3222:19:5726
1126699177144,10cyclictest0-21swapper/3222:19:5726
1127099176166,8cyclictest0-21swapper/3600:33:3630
1127099176166,8cyclictest0-21swapper/3600:33:3530
1127099176166,8cyclictest0-21swapper/3600:33:3530
1126799176167,6cyclictest0-21swapper/3321:15:3027
1126799176167,6cyclictest0-21swapper/3321:15:3027
1126799176157,12cyclictest0-21swapper/3321:11:2627
1126799176157,12cyclictest0-21swapper/3321:11:2627
1127099175161,9cyclictest0-21swapper/3600:15:1930
1127099175161,9cyclictest0-21swapper/3600:15:1830
11263991750,93cyclictest0-21swapper/3020:30:1124
11263991750,93cyclictest0-21swapper/3020:30:1124
1127099174166,6cyclictest0-21swapper/3619:11:0930
1127099174166,6cyclictest0-21swapper/3619:11:0930
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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