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2026-03-11 - 09:17
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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 rack7slot2.osadl.org (updated Wed Mar 11, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8433998172,7cyclictest194111-21kworker/u4:5+events_unbound23:56:370
8434997944,32cyclictest182071-21kworker/u4:1623:40:011
843499757,19cyclictest206901-21ssh00:05:351
8434997532,8cyclictest0-21swapper/122:00:241
843499736,26cyclictest154926-21ntpq23:10:331
8433997366,5cyclictest1086-21kworker/u4:4+events_unbound19:10:410
8434997239,5cyclictest121543-21gltestperf22:35:201
8434997136,5cyclictest130954-21gltestperf22:45:211
843499692,24cyclictest39177-21diskmemload00:15:281
843499674,47cyclictest112281-21ssh22:25:251
8433996658,6cyclictest156415-21kworker/u4:8+events_unbound23:16:320
8434996345,8cyclictest1241-21kworker/u4:7+events_unbound19:50:501
8433996254,6cyclictest88883-21ntp_states22:00:420
8433996051,6cyclictest168391-21aten_r7power_po23:25:160
8434995949,8cyclictest0-21swapper/123:15:401
8433995952,5cyclictest166044-21kworker/u4:13+events_unbound23:51:350
8433995851,5cyclictest26365-21kworker/u4:12+events_unbound21:11:090
8434995750,5cyclictest35307-21kworker/u4:8+events_unbound21:16:101
8433995636,17cyclictest177967-21ssh23:35:190
843399555,21cyclictest30231-21munin-run20:35:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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