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2024-07-21 - 22:46
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack5slot7.osadl.org (updated Sun Jul 21, 2024 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27763224450,15sleep020630-1kworker/u3:406:00:310
284479916819,107cyclictest12761-21apt-get11:04:530
284479916818,123cyclictest26044-21munin-run08:29:370
284479916617,122cyclictest19478-21apt-get11:24:550
284479916616,125cyclictest31047-21apt-get08:44:530
284479916615,125cyclictest21355-21apt-get08:15:010
284479916614,129cyclictest31847-21apt-get10:24:520
284479916516,121cyclictest8443-21apt-get09:14:550
284479916515,126cyclictest1864-21apt-get08:54:520
284479916411,127cyclictest9898-21head07:15:410
284479916338,106cyclictest20866-21processes09:51:100
284479916316,124cyclictest17813-21apt-get11:20:030
284479916316,123cyclictest22965-21apt-get08:19:530
284479916316,122cyclictest18175-21apt-get08:04:520
284479916316,106cyclictest28524-21apt-get10:14:550
284479916315,121cyclictest25800-21ntp_states10:06:070
284479916311,126cyclictest11149-21ssh09:21:570
284479916220,116cyclictest29425-21apt-get08:39:530
284479916216,123cyclictest32701-21apt-get08:50:030
284479916216,104cyclictest16126-21apt-get11:14:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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