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2026-03-30 - 02:19
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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 Mar 30, 2026 01:16:26)
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
43899362350,7cyclictest26544-21kworker/1:2+kec_query1
43699358347,6cyclictest9383-21kworker/0:1+kec_query0
43699358347,6cyclictest1288-21kworker/0:0+kec_query0
43899357346,6cyclictest23556-21kworker/1:1+kec_query1
43899356344,7cyclictest23556-21kworker/1:1+kec_query1
43899355344,6cyclictest26544-21kworker/1:2+kec_query1
43899355343,7cyclictest23556-21kworker/1:1+kec_query1
43899355342,6cyclictest26544-21kworker/1:2+kec_query1
43899354342,6cyclictest23556-21kworker/1:1+kec_query1
43899353341,7cyclictest26544-21kworker/1:2+kec_query1
43899353333,15cyclictest23556-21kworker/1:1+kec_query1
43899353329,19cyclictest23556-21kworker/1:1+kec_query1
43899351340,6cyclictest23556-21kworker/1:1+kec_query1
43899350339,6cyclictest23556-21kworker/1:1+kec_query1
43899350338,7cyclictest23556-21kworker/1:1+kec_query1
43899349338,6cyclictest23556-21kworker/1:1+kec_query1
43899349337,6cyclictest26544-21kworker/1:2+kec_query1
43699349338,6cyclictest9383-21kworker/0:1+kec_query0
43899348336,6cyclictest26544-21kworker/1:2+kec_query1
43899348336,6cyclictest26544-21kworker/1:2+kec_query1
43899348320,19cyclictest23556-21kworker/1:1+kec_query1
43899347340,4cyclictest5250irq/9-acpi1
43899347336,6cyclictest23556-21kworker/1:1+kec_query1
43899347336,6cyclictest23556-21kworker/1:1+kec_query1
43899347335,6cyclictest26544-21kworker/1:2+kec_query1
43899346335,6cyclictest26544-21kworker/1:2+kec_query1
43899346334,7cyclictest23556-21kworker/1:1+kec_query1
43899345333,7cyclictest26544-21kworker/1:2+kec_query1
43899345333,7cyclictest23556-21kworker/1:1+kec_query1
43899345333,6cyclictest23556-21kworker/1:1+kec_query1
43899345333,6cyclictest23556-21kworker/1:1+kec_query1
43899344333,6cyclictest9341-21kworker/1:0+kec_query1
43899344333,6cyclictest26544-21kworker/1:2+kec_query1
43899344333,6cyclictest23556-21kworker/1:1+kec_query1
43899344332,7cyclictest26544-21kworker/1:2+kec_query1
43899344332,6cyclictest26544-21kworker/1:2+kec_query1
43899344332,6cyclictest23556-21kworker/1:1+kec_query1
43899344332,6cyclictest23556-21kworker/1:1+kec_query1
43899344331,6cyclictest9341-21kworker/1:0+kec_query1
43899343332,6cyclictest23556-21kworker/1:1+kec_query1
43899343331,6cyclictest26544-21kworker/1:2+kec_query1
43899342329,6cyclictest26544-21kworker/1:2+kec_query1
43899341331,7cyclictest23556-21kworker/1:1+kec_query1
43899341329,7cyclictest26544-21kworker/1:2+kec_query1
43899341329,7cyclictest23556-21kworker/1:1+kec_query1
43899341329,7cyclictest23556-21kworker/1:1+kec_query1
43899341329,6cyclictest23556-21kworker/1:1+kec_query1
43699341332,5cyclictest0-21swapper/00
43899340329,6cyclictest9341-21kworker/1:0+kec_query1
43899340329,6cyclictest23556-21kworker/1:1+kec_query1
43899340329,6cyclictest23556-21kworker/1:1+kec_query1
43699340325,10cyclictest9973-21cat0
43899338329,5cyclictest5250irq/9-acpi1
43899338323,6cyclictest23556-21kworker/1:1+kec_query1
43899335328,4cyclictest5250irq/9-acpi1
43899335328,4cyclictest5250irq/9-acpi1
43699335326,5cyclictest0-21swapper/00
43699335326,5cyclictest0-21swapper/00
43899334322,6cyclictest26544-21kworker/1:2+kec_query1
43899334322,6cyclictest23556-21kworker/1:1+kec_query1
43699334325,5cyclictest0-21swapper/00
43699334321,7cyclictest17605-21df0
43899333321,7cyclictest26544-21kworker/1:2+kec_query1
43699333324,5cyclictest0-21swapper/00
43699332320,7cyclictest9383-21kworker/0:1+kec_query0
43699331322,5cyclictest0-21swapper/00
43699331322,5cyclictest0-21swapper/00
43699331322,5cyclictest0-21swapper/00
43699329318,6cyclictest9383-21kworker/0:1+kec_query0
43699329315,9cyclictest0-21swapper/00
43699328319,5cyclictest0-21swapper/00
43699328319,5cyclictest0-21swapper/00
43699327318,5cyclictest0-21swapper/00
43699327318,5cyclictest0-21swapper/00
43699327318,5cyclictest0-21swapper/00
43699327318,5cyclictest0-21swapper/00
43699327315,7cyclictest5196-21diskstats0
43699327315,7cyclictest20256-21expr0
43899326315,6cyclictest9341-21kworker/1:0+kec_query1
43699326317,5cyclictest0-21swapper/00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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