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2026-04-09 - 11:15
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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 a total of 3620 SMIs that occured during the measurement.
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 rack6slot4.osadl.org (updated Thu Apr 09, 2026 01:16:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
"interval":200,6448
"cycles":100000000,6447
"load":"idle",6446
"condition":{6445
"clock":"1100"6443
"family":"x86",6442
"vendor":"Intel",6441
"processor":{6439
"dataset":"2024-01-08T03:36:49+01:00"6437
"origin":"2024-01-08T00:43:22+01:00",6436
"timestamps":{6435
"granularity":"microseconds"6433
"maxima":[6429
"cores":[5221
"latency":{5220
"hostname":"rack6slot4.osadl.org"5218
"system":{5217
"version":"1.0",5214
"format":{5213
"patches":[5204
2104799384377,4cyclictest5250irq/9-acpi1
2104799374367,4cyclictest5250irq/9-acpi1
2104799374365,5cyclictest5250irq/9-acpi1
2104799374365,5cyclictest5250irq/9-acpi1
2104799373364,5cyclictest5250irq/9-acpi1
2104799371363,4cyclictest5250irq/9-acpi1
2104799370361,5cyclictest5250irq/9-acpi1
2104799370361,5cyclictest5250irq/9-acpi1
2104799369357,6cyclictest19010-21kworker/1:1+kec_query1
2104799368356,6cyclictest19010-21kworker/1:1+kec_query1
2104699368359,5cyclictest0-21swapper/00
2104799367356,7cyclictest5250irq/9-acpi1
2104699366354,6cyclictest29297-21kworker/0:0+kec_query0
21046993641,3cyclictest0-21swapper/00
2104799362354,5cyclictest5250irq/9-acpi1
2104799362354,4cyclictest5250irq/9-acpi1
2104799360352,4cyclictest5250irq/9-acpi1
21046993601,3cyclictest0-21swapper/00
2104799359351,5cyclictest5250irq/9-acpi1
21047993589,329cyclictest5250irq/9-acpi1
2104799358351,4cyclictest5250irq/9-acpi1
2104799358350,4cyclictest5250irq/9-acpi1
2104799357347,6cyclictest5250irq/9-acpi1
2104799356349,4cyclictest5250irq/9-acpi1
2104799355347,5cyclictest5250irq/9-acpi1
2104799355346,5cyclictest5250irq/9-acpi1
2104799355346,5cyclictest5250irq/9-acpi1
2104799355343,6cyclictest30371-21kworker/1:2+kec_query1
2104799354346,5cyclictest5250irq/9-acpi1
2104799354346,5cyclictest5250irq/9-acpi1
2104799354346,4cyclictest5250irq/9-acpi1
21046993542,345cyclictest23563-21ssh0
21046993542,345cyclictest23563-21ssh0
21046993541,3cyclictest0-21swapper/00
21046993541,347cyclictest0-21swapper/00
21046993541,347cyclictest0-21swapper/00
2104799353344,5cyclictest5250irq/9-acpi1
2104799353344,5cyclictest5250irq/9-acpi1
2104799353344,5cyclictest5250irq/9-acpi1
21046993531,346cyclictest0-21swapper/00
2104799352345,4cyclictest5250irq/9-acpi1
2104799352343,5cyclictest5250irq/9-acpi1
2104799352343,5cyclictest5250irq/9-acpi1
2104799352343,5cyclictest5250irq/9-acpi1
21046993511,344cyclictest0-21swapper/00
21047993508,336cyclictest5250irq/9-acpi1
2104799350341,5cyclictest5250irq/9-acpi1
2104799350338,7cyclictest30371-21kworker/1:2+kec_query1
2104699350339,6cyclictest29297-21kworker/0:0+kec_query0
21046993502,342cyclictest0-21swapper/00
2104799349341,5cyclictest5250irq/9-acpi1
2104799349330,14cyclictest5250irq/9-acpi1
2104799349323,20cyclictest5250irq/9-acpi1
210479934910,334cyclictest5250irq/9-acpi1
2104699349338,6cyclictest29297-21kworker/0:0+kec_query0
2104799348340,5cyclictest5250irq/9-acpi1
2104799348339,5cyclictest5250irq/9-acpi1
2104799348339,5cyclictest5250irq/9-acpi1
2104799348335,7cyclictest30371-21kworker/1:2+kec_query1
2104699348338,5cyclictest29297-21kworker/0:0+kec_query0
21046993481,341cyclictest0-21swapper/00
2104799347339,4cyclictest5250irq/9-acpi1
2104799347338,5cyclictest5250irq/9-acpi1
2104799347336,6cyclictest5997-21kworker/1:0+kec_query1
2104699347340,4cyclictest0-21swapper/00
2104699347336,6cyclictest29297-21kworker/0:0+kec_query0
21046993471,340cyclictest0-21swapper/00
2104799346338,5cyclictest5250irq/9-acpi1
21046993461,339cyclictest0-21swapper/00
21046993461,339cyclictest0-21swapper/00
2104799345336,5cyclictest5250irq/9-acpi1
2104799345335,5cyclictest5250irq/9-acpi1
2104699345336,5cyclictest0-21swapper/00
21046993451,338cyclictest0-21swapper/00
21046993451,338cyclictest0-21swapper/00
21047993447,4cyclictest5250irq/9-acpi1
2104799344336,4cyclictest5250irq/9-acpi1
2104799344335,5cyclictest5250irq/9-acpi1
2104699344333,6cyclictest29297-21kworker/0:0+kec_query0
21046993441,337cyclictest0-21swapper/00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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