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2026-09-14 - 20:20
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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 3612 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 Sep 14, 2026 13:16:25)
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
2922299372363,5cyclictest0-21swapper/00
29222993721,366cyclictest0-21swapper/00
29222993702,362cyclictest0-21swapper/00
2922899369348,16cyclictest20378-21kworker/1:0+kec_query1
2922899367356,6cyclictest20378-21kworker/1:0+kec_query1
2922299367357,6cyclictest0-21swapper/00
29222993671,360cyclictest0-21swapper/00
2922299366357,5cyclictest0-21swapper/00
29222993632,354cyclictest11915-21hddtemp_smartct0
29222993631,356cyclictest0-21swapper/00
29222993631,356cyclictest0-21swapper/00
2922299362353,5cyclictest0-21swapper/00
2922899360349,6cyclictest5706-21kworker/1:0+kec_query1
29222993592,351cyclictest0-21swapper/00
2922899358347,6cyclictest7645-21kworker/1:0+kec_query1
2922299358345,7cyclictest9160-21users0
29222993582,349cyclictest3382-21ssh0
2922899357346,6cyclictest7645-21kworker/1:0+kec_query1
2922299357348,5cyclictest9785-21ssh0
2922299357348,5cyclictest0-21swapper/00
2922899356345,6cyclictest17151-21kworker/1:2+kec_query1
29222993562,347cyclictest18531-21apt-get0
2922899355344,6cyclictest20378-21kworker/1:0+kec_query1
2922899355343,7cyclictest13182-21kworker/1:1+kec_query1
2922899355342,8cyclictest13182-21kworker/1:1+kec_query1
29222993551,349cyclictest0-21swapper/00
29222993551,348cyclictest0-21swapper/00
29222993551,340cyclictest20775-21sh0
2922299354345,5cyclictest0-21swapper/00
2922299354342,8cyclictest0-21swapper/00
2922899353341,7cyclictest17151-21kworker/1:2+kec_query1
2922899353331,17cyclictest13182-21kworker/1:1+kec_query1
2922299353344,5cyclictest0-21swapper/00
2922299353344,5cyclictest0-21swapper/00
2922299353338,9cyclictest21408-21ssh0
2922299352337,9cyclictest11078-21diskmemload0
29222993521,345cyclictest0-21swapper/00
29222993521,345cyclictest0-21swapper/00
2922899351340,6cyclictest20378-21kworker/1:0+kec_query1
2922899351340,6cyclictest20378-21kworker/1:0+kec_query1
2922299351342,5cyclictest0-21swapper/00
29222993511,344cyclictest0-21swapper/00
2922899350339,6cyclictest20378-21kworker/1:0+kec_query1
2922899350334,7cyclictest13182-21kworker/1:1+kec_query1
2922299350341,5cyclictest0-21swapper/00
29222993502,341cyclictest22110-21apt-get0
2922899349338,6cyclictest7645-21kworker/1:0+kec_query1
2922899349338,6cyclictest5706-21kworker/1:0+kec_query1
2922899349338,6cyclictest13182-21kworker/1:1+kec_query1
2922899349338,6cyclictest13182-21kworker/1:1+kec_query1
2922899349337,7cyclictest13182-21kworker/1:1+kec_query1
2922299349340,5cyclictest0-21swapper/00
29222993492,340cyclictest27420-21ssh0
29222993492,339cyclictest11078-21diskmemload0
29222993492,339cyclictest10689-21ssh0
2922899348337,6cyclictest13182-21kworker/1:1+kec_query1
2922899348332,7cyclictest5706-21kworker/1:0+kec_query1
2922299348339,5cyclictest0-21swapper/00
2922299348339,5cyclictest0-21swapper/00
2922299348338,6cyclictest0-21swapper/00
2922299348338,5cyclictest0-21swapper/00
2922299348337,7cyclictest0-21swapper/00
2922299348337,6cyclictest0-21swapper/00
29222993482,3cyclictest0-21swapper/00
29222993481,341cyclictest0-21swapper/00
29222993481,341cyclictest0-21swapper/00
29222993481,335cyclictest0-21swapper/00
2922899347336,6cyclictest7645-21kworker/1:0+kec_query1
2922899347336,6cyclictest7645-21kworker/1:0+kec_query1
2922899347336,6cyclictest20378-21kworker/1:0+kec_query1
2922899347335,7cyclictest17151-21kworker/1:2+kec_query1
29222993471,339cyclictest7828-21ssh0
29222993471,339cyclictest7828-21ssh0
2922899346335,6cyclictest7645-21kworker/1:0+kec_query1
2922899346335,6cyclictest20378-21kworker/1:0+kec_query1
2922899346335,6cyclictest20378-21kworker/1:0+kec_query1
2922899346334,7cyclictest20378-21kworker/1:0+kec_query1
2922299346337,5cyclictest0-21swapper/00
2922299346337,5cyclictest0-21swapper/00
29222993462,338cyclictest0-21swapper/00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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