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2026-06-22 - 09:00
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Mon Jun 22, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1029210613,29sleep01051-21fschecks_count19:49:250
331210314,32sleep031899-21munin-node00:45:000
23521210118,64sleep023598-21cut19:19:150
957329914,17sleep09581-21needreboot20:14:400
3096629816,17sleep031009-21processes00:39:520
25136999826,63cyclictest7910-21runrttasks23:29:260
25136999826,62cyclictest5864-21aten_r4power_cu21:44:150
25136999724,64cyclictest24543-21switchtime22:39:560
25136999723,65cyclictest3568-21runrttasks20:20:040
25136999714,73cyclictest29028-21missed_timers21:14:390
25136999622,65cyclictest14786-21processes23:49:510
3204729515,16sleep032058-21iostat19:44:300
25136999515,70cyclictest2362-21sshd23:12:450
1570629513,16sleep03321-21lldpd20:34:200
25136999423,62cyclictest19311-21latency22:24:370
25136999414,71cyclictest16449-21threads22:14:580
1784929415,16sleep017847-21ntp_states22:19:450
25136999314,70cyclictest29202-21runrttasks22:54:450
25136999314,69cyclictest12261-21munin-node20:24:450
781629214,16sleep07819-21iostat20:09:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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