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2025-12-26 - 23:09
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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 3622 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 Fri Dec 26, 2025 13:16:15)
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
2846699370349,16cyclictest4447-21kworker/1:4+kec_query1
2846699370349,16cyclictest4447-21kworker/1:4+kec_query1
2846699367356,6cyclictest4447-21kworker/1:4+kec_query1
2846699367342,16cyclictest4447-21kworker/1:4+kec_query1
28461993661,359cyclictest0-21swapper/00
2846699363352,6cyclictest4447-21kworker/1:4+kec_query1
2846699362351,6cyclictest4447-21kworker/1:4+kec_query1
2846699362351,6cyclictest4447-21kworker/1:4+kec_query1
2846699362350,7cyclictest4447-21kworker/1:4+kec_query1
28461993611,3cyclictest0-21swapper/00
2846699360348,6cyclictest4447-21kworker/1:4+kec_query1
2846699359349,5cyclictest4447-21kworker/1:4+kec_query1
28461993591,3cyclictest0-21swapper/00
2846699358347,6cyclictest4447-21kworker/1:4+kec_query1
2846699358347,6cyclictest4447-21kworker/1:4+kec_query1
2846699357347,5cyclictest4447-21kworker/1:4+kec_query1
2846699356345,6cyclictest4447-21kworker/1:4+kec_query1
2846699354343,6cyclictest4447-21kworker/1:4+kec_query1
2846699353342,6cyclictest4447-21kworker/1:4+kec_query1
2846699353341,6cyclictest4447-21kworker/1:4+kec_query1
2846699352331,16cyclictest4447-21kworker/1:4+kec_query1
2846699351340,6cyclictest4447-21kworker/1:4+kec_query1
2846699351340,6cyclictest4447-21kworker/1:4+kec_query1
2846699351340,6cyclictest4447-21kworker/1:4+kec_query1
28461993511,343cyclictest21171-21cstates0
2846699350338,7cyclictest4447-21kworker/1:4+kec_query1
28461993501,343cyclictest0-21swapper/00
2846699349338,6cyclictest4447-21kworker/1:4+kec_query1
2846699349337,7cyclictest4447-21kworker/1:4+kec_query1
2846699349337,6cyclictest4447-21kworker/1:4+kec_query1
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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