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2025-11-29 - 18:07
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 50 highest latencies:
System rackeslot4.osadl.org (updated Sat Nov 29, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
414724499319,20cyclictest245621450irq/127-enp0s29f1:rx-011:23:210
414725499261,20cyclictest0-21swapper/310:55:123
414725199261,22cyclictest278066-21ssh11:50:122
414724499261,21cyclictest76046-21diskmemload12:05:050
4147254992522,2cyclictest202059-21turbostat.cron10:50:003
4147254992520,3cyclictest4157642-21apt-get07:20:133
4147254992520,3cyclictest139763-21grep10:00:153
414725499251,3cyclictest4193652-21apt-get07:55:133
414725499251,20cyclictest83001-21apt-get09:15:113
414725199252,2cyclictest183261-21apt-get10:35:132
414725199251,3cyclictest297017-21munin-run12:05:002
414725199251,3cyclictest214914-21ssh11:00:132
414725199251,21cyclictest40694-21apt-get08:35:142
414725199251,21cyclictest40694-21apt-get08:35:132
414725199251,21cyclictest195424-21munin-run10:45:002
414725199251,21cyclictest0-21swapper/211:15:132
414724899252,21cyclictest66152-21apt-get09:00:141
4147244992518,1cyclictest0-21swapper/010:36:070
414724499251,4cyclictest3471731-21systemd-journal10:00:150
414725499243,2cyclictest76046-21diskmemload09:25:013
4147254992420,2cyclictest4734-21apt-get08:00:143
4147254992420,2cyclictest19961-21apt-get08:15:133
414725499241,21cyclictest76757-21apt-get09:10:133
414725499241,21cyclictest71230-21apt-get09:05:153
414725499241,20cyclictest0-21swapper/310:35:143
414725499241,19cyclictest0-21swapper/307:30:123
414725499240,23cyclictest192757-21sshd10:40:203
414725499240,21cyclictest133182-21ssh09:55:143
414725499240,20cyclictest0-21swapper/312:00:153
414725499240,20cyclictest0-21swapper/311:25:163
414725499240,20cyclictest0-21swapper/308:30:123
414725199242,2cyclictest0-21swapper/208:09:592
4147251992420,2cyclictest246688-21apt-get11:25:152
414725199241,3cyclictest55996-21apt-get08:50:142
414725199241,2cyclictest35596-21apt-get08:30:122
414725199241,22cyclictest76046-21diskmemload10:10:002
414725199241,21cyclictest76046-21diskmemload10:55:452
414725199241,21cyclictest4173024-21idleruntime-cro07:35:002
414725199241,21cyclictest0-21swapper/210:25:142
414725199241,21cyclictest0-21swapper/207:10:132
414725199240,3cyclictest76046-21diskmemload09:51:332
414725199240,3cyclictest308439-21ssh12:11:402
414724899242,2cyclictest271803-21apt-get11:45:151
414724899241,22cyclictest14604-21cron08:09:591
414724899241,21cyclictest76046-21diskmemload09:28:101
414724899240,23cyclictest196602-21grep10:45:181
414724899240,20cyclictest0-21swapper/110:35:131
4147244992420,3cyclictest114339-21apt-get09:40:120
414724499241,21cyclictest145645-21apt-get10:05:130
4147254992319,2cyclictest224686-21ssh11:05:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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