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2026-03-12 - 22:10
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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 3618 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 Mar 12, 2026 13:16:26)
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
918599381370,6cyclictest6016-21kworker/0:1+kec_query0
918599373362,6cyclictest6016-21kworker/0:1+kec_query0
919199372365,4cyclictest5250irq/9-acpi1
918599367356,6cyclictest6016-21kworker/0:1+kec_query0
919199366359,4cyclictest5250irq/9-acpi1
918599363352,6cyclictest24604-21kworker/0:2+kec_query0
918599363350,8cyclictest6016-21kworker/0:1+kec_query0
919199362353,5cyclictest5250irq/9-acpi1
918599359347,7cyclictest24604-21kworker/0:2+kec_query0
918599358347,6cyclictest6016-21kworker/0:1+kec_query0
919199357349,5cyclictest5250irq/9-acpi1
919199357346,6cyclictest1205-21kworker/1:2+kec_query1
918599357348,5cyclictest0-21swapper/00
918599357346,6cyclictest6016-21kworker/0:1+kec_query0
918599357346,6cyclictest6016-21kworker/0:1+kec_query0
918599357345,7cyclictest24604-21kworker/0:2+kec_query0
919199356343,6cyclictest1205-21kworker/1:2+kec_query1
918599356345,6cyclictest6016-21kworker/0:1+kec_query0
919199355344,6cyclictest1205-21kworker/1:2+kec_query1
919199355330,19cyclictest5250irq/9-acpi1
918599354345,5cyclictest0-21swapper/00
918599354342,7cyclictest24604-21kworker/0:2+kec_query0
919199353346,4cyclictest5250irq/9-acpi1
919199353345,5cyclictest5250irq/9-acpi1
919199353343,6cyclictest5250irq/9-acpi1
918599352341,6cyclictest6016-21kworker/0:1+kec_query0
918599352341,6cyclictest24604-21kworker/0:2+kec_query0
919199351342,5cyclictest5250irq/9-acpi1
919199351340,6cyclictest1205-21kworker/1:2+kec_query1
918599351339,7cyclictest6016-21kworker/0:1+kec_query0
9185993512,343cyclictest0-21swapper/00
919199350342,4cyclictest5250irq/9-acpi1
919199350337,6cyclictest1205-21kworker/1:2+kec_query1
918599350339,6cyclictest24604-21kworker/0:2+kec_query0
919199349338,6cyclictest1205-21kworker/1:2+kec_query1
918599349340,5cyclictest0-21swapper/00
918599349338,6cyclictest6016-21kworker/0:1+kec_query0
919199348341,4cyclictest5250irq/9-acpi1
919199348339,6cyclictest5250irq/9-acpi1
919199348339,6cyclictest5250irq/9-acpi1
919199348337,6cyclictest1205-21kworker/1:2+kec_query1
919199348336,7cyclictest1205-21kworker/1:2+kec_query1
918599348337,6cyclictest6016-21kworker/0:1+kec_query0
918599348336,7cyclictest24604-21kworker/0:2+kec_query0
919199347333,9cyclictest1205-21kworker/1:2+kec_query1
918599347336,6cyclictest6016-21kworker/0:1+kec_query0
918599347336,6cyclictest24604-21kworker/0:2+kec_query0
918599347335,7cyclictest6016-21kworker/0:1+kec_query0
919199346336,5cyclictest1205-21kworker/1:2+kec_query1
919199346335,6cyclictest1205-21kworker/1:2+kec_query1
918599346337,5cyclictest0-21swapper/00
918599346336,6cyclictest0-21swapper/00
918599346335,6cyclictest6016-21kworker/0:1+kec_query0
918599346335,6cyclictest6016-21kworker/0:1+kec_query0
918599346335,6cyclictest6016-21kworker/0:1+kec_query0
918599346335,6cyclictest6016-21kworker/0:1+kec_query0
919199345338,4cyclictest5250irq/9-acpi1
919199345334,6cyclictest1205-21kworker/1:2+kec_query1
918599345336,5cyclictest0-21swapper/00
918599345335,6cyclictest0-21swapper/00
918599345334,7cyclictest0-21swapper/00
918599345334,6cyclictest24604-21kworker/0:2+kec_query0
919199344332,7cyclictest1205-21kworker/1:2+kec_query1
918599344335,5cyclictest0-21swapper/00
918599344333,6cyclictest6016-21kworker/0:1+kec_query0
918599344333,6cyclictest6016-21kworker/0:1+kec_query0
918599344332,7cyclictest6016-21kworker/0:1+kec_query0
918599344332,7cyclictest24604-21kworker/0:2+kec_query0
919199343336,4cyclictest5250irq/9-acpi1
919199343333,6cyclictest5250irq/9-acpi1
919199343331,6cyclictest1205-21kworker/1:2+kec_query1
918599343334,5cyclictest0-21swapper/00
918599343332,6cyclictest6016-21kworker/0:1+kec_query0
918599343332,6cyclictest24604-21kworker/0:2+kec_query0
918599343331,7cyclictest6016-21kworker/0:1+kec_query0
918599343331,7cyclictest6016-21kworker/0:1+kec_query0
919199342334,5cyclictest5250irq/9-acpi1
919199342334,5cyclictest5250irq/9-acpi1
918599342333,5cyclictest0-21swapper/00
918599342330,7cyclictest6016-21kworker/0:1+kec_query0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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