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2026-03-16 - 10:13
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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 Mon Mar 16, 2026 01:16:21)
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
271999373362,6cyclictest25319-21kworker/1:0+kec_query1
271999372361,6cyclictest20571-21kworker/1:2+kec_query1
2719993698,5cyclictest5250irq/9-acpi1
271999362351,6cyclictest20571-21kworker/1:2+kec_query1
271999360349,6cyclictest25319-21kworker/1:0+kec_query1
271999359348,6cyclictest20571-21kworker/1:2+kec_query1
2717993561,12cyclictest16005-21ssh0
271999354343,6cyclictest25319-21kworker/1:0+kec_query1
271999354343,6cyclictest25319-21kworker/1:0+kec_query1
271999354343,6cyclictest20571-21kworker/1:2+kec_query1
271999354343,6cyclictest20571-21kworker/1:2+kec_query1
271999354343,6cyclictest20571-21kworker/1:2+kec_query1
271999353340,8cyclictest25319-21kworker/1:0+kec_query1
271999352341,6cyclictest25319-21kworker/1:0+kec_query1
271999351340,6cyclictest25319-21kworker/1:0+kec_query1
271999351340,6cyclictest20571-21kworker/1:2+kec_query1
271799351340,6cyclictest6372-21kworker/0:1+kec_query0
271999350339,6cyclictest25319-21kworker/1:0+kec_query1
271999350338,7cyclictest20571-21kworker/1:2+kec_query1
271999349338,6cyclictest20571-21kworker/1:2+kec_query1
271999349338,6cyclictest20571-21kworker/1:2+kec_query1
271999349337,7cyclictest25319-21kworker/1:0+kec_query1
271999349337,7cyclictest20571-21kworker/1:2+kec_query1
271799349338,6cyclictest6372-21kworker/0:1+kec_query0
2717993491,3cyclictest0-21swapper/00
2719993489,4cyclictest5250irq/9-acpi1
271999348337,6cyclictest25319-21kworker/1:0+kec_query1
271799348328,14cyclictest22937-21ssh0
271799347336,6cyclictest23660-21kworker/0:1+kec_query0
271999346335,6cyclictest25319-21kworker/1:0+kec_query1
271999346335,6cyclictest25319-21kworker/1:0+kec_query1
271999346334,7cyclictest25319-21kworker/1:0+kec_query1
271799346335,6cyclictest6372-21kworker/0:1+kec_query0
2717993461,339cyclictest0-21swapper/00
271999345335,6cyclictest5250irq/9-acpi1
271999345334,6cyclictest25319-21kworker/1:0+kec_query1
271999345334,6cyclictest25319-21kworker/1:0+kec_query1
271999345334,6cyclictest20571-21kworker/1:2+kec_query1
271999345334,6cyclictest20571-21kworker/1:2+kec_query1
271999345334,6cyclictest20571-21kworker/1:2+kec_query1
271999345333,7cyclictest25319-21kworker/1:0+kec_query1
271799345336,5cyclictest0-21swapper/00
271799345336,5cyclictest0-21swapper/00
271999344333,6cyclictest20571-21kworker/1:2+kec_query1
271999343332,6cyclictest25319-21kworker/1:0+kec_query1
271999343332,6cyclictest20571-21kworker/1:2+kec_query1
271999343332,6cyclictest20571-21kworker/1:2+kec_query1
271999343332,6cyclictest20571-21kworker/1:2+kec_query1
271999343331,7cyclictest25319-21kworker/1:0+kec_query1
271999343331,7cyclictest20571-21kworker/1:2+kec_query1
271999343331,7cyclictest20571-21kworker/1:2+kec_query1
271799343332,7cyclictest0-21swapper/00
271799343329,10cyclictest0-21swapper/00
271799342330,6cyclictest23660-21kworker/0:1+kec_query0
271999341330,6cyclictest20571-21kworker/1:2+kec_query1
271999341321,15cyclictest25319-21kworker/1:0+kec_query1
271999340329,6cyclictest20571-21kworker/1:2+kec_query1
271999340329,6cyclictest20571-21kworker/1:2+kec_query1
271999340329,6cyclictest20571-21kworker/1:2+kec_query1
271999340328,7cyclictest20571-21kworker/1:2+kec_query1
271999340328,7cyclictest20571-21kworker/1:2+kec_query1
271799340327,8cyclictest6372-21kworker/0:1+kec_query0
271999339328,6cyclictest25319-21kworker/1:0+kec_query1
271999339328,6cyclictest20571-21kworker/1:2+kec_query1
271799338329,5cyclictest0-21swapper/00
271999337326,6cyclictest20571-21kworker/1:2+kec_query1
271999337326,6cyclictest20571-21kworker/1:2+kec_query1
271999337326,6cyclictest20571-21kworker/1:2+kec_query1
271799337328,5cyclictest0-21swapper/00
271799337324,7cyclictest14042-21cat0
2719993369,4cyclictest5250irq/9-acpi1
271999336325,6cyclictest25319-21kworker/1:0+kec_query1
271999336325,6cyclictest25319-21kworker/1:0+kec_query1
271799336327,5cyclictest0-21swapper/00
2717993362,6cyclictest14021-21ssh0
2717993361,329cyclictest0-21swapper/00
2717993361,329cyclictest0-21swapper/00
271799334325,5cyclictest0-21swapper/00
271999333322,6cyclictest25319-21kworker/1:0+kec_query1
271999333322,6cyclictest25319-21kworker/1:0+kec_query1
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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