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2026-11-09 - 10:22
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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 50 highest latencies:
System rack6slot4.osadl.org (updated Mon Nov 09, 2026 01:16:09)
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
2659699378366,7cyclictest18971-21kworker/1:0+kec_query1
2659699366354,7cyclictest18971-21kworker/1:0+kec_query1
2659699360350,5cyclictest8757-21kworker/1:1+kec_query1
2659699359348,6cyclictest14624-21kworker/1:2+kec_query1
2659699359348,6cyclictest14624-21kworker/1:2+kec_query1
2659699358348,5cyclictest18971-21kworker/1:0+kec_query1
2659699358347,6cyclictest14624-21kworker/1:2+kec_query1
2659699356346,5cyclictest14624-21kworker/1:2+kec_query1
26596993536,341cyclictest5250irq/9-acpi1
2659699353342,6cyclictest18971-21kworker/1:0+kec_query1
2659699353342,6cyclictest14624-21kworker/1:2+kec_query1
2659699353341,7cyclictest14624-21kworker/1:2+kec_query1
2659699353341,6cyclictest8513-21kworker/1:1+kec_query1
2659699353341,6cyclictest18971-21kworker/1:0+kec_query1
2659699353339,7cyclictest14624-21kworker/1:2+kec_query1
2659699352342,5cyclictest8757-21kworker/1:1+kec_query1
2659699352338,8cyclictest18971-21kworker/1:0+kec_query1
2659699351342,5cyclictest18971-21kworker/1:0+kec_query1
2659699350339,6cyclictest18971-21kworker/1:0+kec_query1
2659699350336,9cyclictest18971-21kworker/1:0+kec_query1
26593993502,340cyclictest1423-21basename0
2659699349338,6cyclictest18971-21kworker/1:0+kec_query1
2659699349338,6cyclictest14624-21kworker/1:2+kec_query1
2659699348338,6cyclictest8513-21kworker/1:1+kec_query1
2659699348337,6cyclictest18971-21kworker/1:0+kec_query1
2659699348337,6cyclictest18971-21kworker/1:0+kec_query1
2659699348336,7cyclictest18971-21kworker/1:0+kec_query1
2659699348336,6cyclictest18971-21kworker/1:0+kec_query1
26593993481,4cyclictest17106-21ssh0
2659699347337,5cyclictest14624-21kworker/1:2+kec_query1
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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