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2026-07-27 - 17:22
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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 3616 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 Mon Jul 27, 2026 13:16:31)
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
1856299375362,8cyclictest32263-21kworker/1:1+kec_query1
1856299374363,6cyclictest32263-21kworker/1:1+kec_query1
18562993696,357cyclictest5250irq/9-acpi1
1856299369349,15cyclictest32263-21kworker/1:1+kec_query1
1856299365355,6cyclictest5250irq/9-acpi1
1856299363356,4cyclictest5250irq/9-acpi1
1856299362355,4cyclictest5250irq/9-acpi1
1856299360353,4cyclictest5250irq/9-acpi1
1856299360352,4cyclictest5250irq/9-acpi1
1856299360350,6cyclictest5250irq/9-acpi1
1856299360349,6cyclictest10434-21kworker/1:2+kec_query1
1856299358347,6cyclictest32263-21kworker/1:1+kec_query1
1856299358347,6cyclictest10434-21kworker/1:2+kec_query1
1856299357350,4cyclictest5250irq/9-acpi1
1856299357349,4cyclictest5250irq/9-acpi1
1856299357346,6cyclictest32263-21kworker/1:1+kec_query1
1856299357346,6cyclictest10434-21kworker/1:2+kec_query1
1856099357346,6cyclictest1130-21kworker/0:0+kec_query0
1856299356349,4cyclictest5250irq/9-acpi1
1856299356345,6cyclictest32263-21kworker/1:1+kec_query1
1856299356345,6cyclictest32263-21kworker/1:1+kec_query1
1856299355344,6cyclictest32263-21kworker/1:1+kec_query1
1856299354343,6cyclictest32263-21kworker/1:1+kec_query1
1856299354343,6cyclictest10434-21kworker/1:2+kec_query1
1856299353344,5cyclictest5250irq/9-acpi1
1856299353342,6cyclictest10434-21kworker/1:2+kec_query1
1856299352341,6cyclictest32263-21kworker/1:1+kec_query1
1856299352341,6cyclictest32263-21kworker/1:1+kec_query1
1856299352341,6cyclictest32263-21kworker/1:1+kec_query1
1856299352341,6cyclictest10434-21kworker/1:2+kec_query1
1856299352336,6cyclictest10434-21kworker/1:2+kec_query1
1856299351344,4cyclictest5250irq/9-acpi1
1856299351340,6cyclictest10434-21kworker/1:2+kec_query1
1856299351330,13cyclictest32263-21kworker/1:1+kec_query1
1856299351327,15cyclictest32263-21kworker/1:1+kec_query1
1856099351340,6cyclictest1130-21kworker/0:0+kec_query0
1856299350341,5cyclictest5250irq/9-acpi1
1856299350340,6cyclictest5250irq/9-acpi1
1856299350339,6cyclictest32263-21kworker/1:1+kec_query1
1856299350339,6cyclictest10434-21kworker/1:2+kec_query1
1856299349338,6cyclictest10434-21kworker/1:2+kec_query1
1856299349334,6cyclictest32263-21kworker/1:1+kec_query1
1856299348341,4cyclictest5250irq/9-acpi1
1856299347340,4cyclictest5250irq/9-acpi1
1856299347335,7cyclictest32263-21kworker/1:1+kec_query1
1856099347336,6cyclictest1130-21kworker/0:0+kec_query0
1856299346335,6cyclictest32263-21kworker/1:1+kec_query1
1856299346334,7cyclictest32263-21kworker/1:1+kec_query1
1856099346335,6cyclictest27498-21runrttasks0
1856299345334,6cyclictest32263-21kworker/1:1+kec_query1
1856299345333,7cyclictest32263-21kworker/1:1+kec_query1
1856299345332,8cyclictest32263-21kworker/1:1+kec_query1
1856299345332,8cyclictest32263-21kworker/1:1+kec_query1
1856299344336,5cyclictest5250irq/9-acpi1
1856299344333,6cyclictest32263-21kworker/1:1+kec_query1
1856299344333,6cyclictest10434-21kworker/1:2+kec_query1
1856299344333,6cyclictest10434-21kworker/1:2+kec_query1
18560993442,6cyclictest1518-21df_inode0
1856299343336,4cyclictest5250irq/9-acpi1
1856299343336,4cyclictest5250irq/9-acpi1
1856299343336,4cyclictest5250irq/9-acpi1
1856299343336,4cyclictest5250irq/9-acpi1
1856299343335,5cyclictest5250irq/9-acpi1
1856299343332,6cyclictest32263-21kworker/1:1+kec_query1
1856299343332,6cyclictest10434-21kworker/1:2+kec_query1
1856299343316,18cyclictest32263-21kworker/1:1+kec_query1
1856099343334,5cyclictest0-21swapper/00
1856099343332,6cyclictest1130-21kworker/0:0+kec_query0
1856299342334,5cyclictest5250irq/9-acpi1
1856299342326,7cyclictest32263-21kworker/1:1+kec_query1
18560993421,3cyclictest0-21swapper/00
1856299340329,6cyclictest32263-21kworker/1:1+kec_query1
1856299339328,6cyclictest32263-21kworker/1:1+kec_query1
1856099339326,8cyclictest1130-21kworker/0:0+kec_query0
1856299338326,6cyclictest32263-21kworker/1:1+kec_query1
1856099338329,5cyclictest0-21swapper/00
1856099338327,6cyclictest1130-21kworker/0:0+kec_query0
1856099338326,7cyclictest13055-21kworker/0:2+kec_query0
18560993381,330cyclictest25922-21ssh0
1856099337326,6cyclictest15075-21apt-get0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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