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2025-11-14 - 11:46
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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 50 highest latencies:
System rack6slot4.osadl.org (updated Fri Nov 14, 2025 01:23:07)
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
2309399378364,9cyclictest20367-21apt-get0
2309399378362,10cyclictest18887-21runrttasks0
2310299375364,6cyclictest24278-21kworker/1:0+kec_query1
2310299374363,6cyclictest24278-21kworker/1:0+kec_query1
2310299370358,7cyclictest24278-21kworker/1:0+kec_query1
2310299370358,7cyclictest24278-21kworker/1:0+kec_query1
2310299369358,6cyclictest24278-21kworker/1:0+kec_query1
2310299369357,7cyclictest24278-21kworker/1:0+kec_query1
2310299369355,9cyclictest24278-21kworker/1:0+kec_query1
2310299367356,6cyclictest24278-21kworker/1:0+kec_query1
23093993662,358cyclictest0-21swapper/00
2310299364353,6cyclictest24278-21kworker/1:0+kec_query1
2310299364353,6cyclictest24278-21kworker/1:0+kec_query1
2310299361350,6cyclictest24278-21kworker/1:0+kec_query1
2310299361350,6cyclictest24278-21kworker/1:0+kec_query1
2310299360348,7cyclictest24278-21kworker/1:0+kec_query1
2310299360334,17cyclictest24278-21kworker/1:0+kec_query1
2310299360334,17cyclictest24278-21kworker/1:0+kec_query1
2310299359348,6cyclictest24278-21kworker/1:0+kec_query1
2310299359348,6cyclictest24278-21kworker/1:0+kec_query1
2309399359348,6cyclictest15587-21kworker/0:1+kec_query0
23093993591,350cyclictest26856-21runrttasks0
2310299358347,6cyclictest24278-21kworker/1:0+kec_query1
2309399358347,6cyclictest21858-21kworker/0:1+kec_query0
2309399358347,6cyclictest21858-21kworker/0:1+kec_query0
2310299357346,6cyclictest24278-21kworker/1:0+kec_query1
2310299356345,6cyclictest24278-21kworker/1:0+kec_query1
2310299356345,6cyclictest24278-21kworker/1:0+kec_query1
2310299356345,6cyclictest24278-21kworker/1:0+kec_query1
2310299356344,7cyclictest24278-21kworker/1:0+kec_query1
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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