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2026-01-07 - 14:06
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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 50 highest latencies:
System rack7slot2.osadl.org (updated Wed Jan 07, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
473860998376,5cyclictest619173-21kworker/u4:13+events_unbound23:42:301
473860998373,7cyclictest540194-21kworker/u4:6+events_unbound22:02:091
473860998070,8cyclictest590152-21kworker/u4:0+events_unbound22:55:001
473860997768,6cyclictest503043-21kworker/u4:16+events_unbound21:17:001
473859997662,9cyclictest546981-21ssh22:00:210
473859997555,15cyclictest54-21kswapd023:50:070
473860997343,5cyclictest54-21kswapd023:05:011
473860997264,5cyclictest506559-21kworker/u4:18+events_unbound21:12:001
473859997224,24cyclictest659636-21mailstats00:15:390
473860996961,6cyclictest506557-21kworker/u4:13+events_unbound21:22:011
473860996860,5cyclictest648695-21kworker/u4:3+events_unbound00:30:011
473860996860,5cyclictest648695-21kworker/u4:3+events_unbound00:30:011
473859996832,12cyclictest486750-21apt-get20:00:120
473859996832,12cyclictest486750-21apt-get20:00:120
473860996760,5cyclictest491568-21kworker/u4:17+events_unbound21:05:011
473860996760,5cyclictest476330-21kworker/u4:7+events_unbound19:26:401
473860996661,3cyclictest486523-21kworker/u4:14+events_unbound19:56:471
473860996661,3cyclictest478878-21kworker/u4:13+events_unbound19:41:431
473860996553,6cyclictest0-21swapper/122:40:161
473859996523,14cyclictest561446-21ssh22:17:280
473859996433,28cyclictest572436-21ps22:30:360
473859996418,21cyclictest643059-21/usr/sbin/munin23:55:320
473859996326,11cyclictest629407-21ssh23:39:480
473859996325,11cyclictest578651-21ssh22:38:330
473859996324,11cyclictest593905-21ssh22:56:160
473859996323,14cyclictest630702-21ntpq23:40:340
473859996321,14cyclictest604089-21ssh23:09:270
473859996317,24cyclictest532381-21ssh21:42:320
473860996254,6cyclictest469005-21kworker/u4:14+events_unbound19:21:401
473859996242,15cyclictest563220-21apt-get22:20:120
473859996222,15cyclictest585846-21ssh22:46:400
473859996222,13cyclictest557743-21ssh22:13:180
473859996222,11cyclictest493740-21ntpq20:25:300
473859996220,16cyclictest635956-21ssh23:46:450
473859996218,24cyclictest625377-21ls23:35:010
473859996213,23cyclictest508607-21awk21:15:000
473860996153,6cyclictest492951-21kworker/u4:7+events_unbound20:21:501
473860996148,9cyclictest536565-21kworker/u4:4+events_unbound21:50:341
473859996148,9cyclictest538331-21apt-get21:50:120
473859996122,14cyclictest599644-21ssh23:03:570
473859996122,11cyclictest514507-21ssh21:20:510
473859996120,14cyclictest668595-21ssh00:26:290
473859996120,14cyclictest668595-21ssh00:26:290
473859996119,23cyclictest526547-21ntpq21:35:330
473860996051,7cyclictest523106-21kworker/u4:3+events_unbound21:40:141
473860996048,9cyclictest54-21kswapd022:20:331
473859996023,11cyclictest620158-21ssh23:28:180
473859996023,10cyclictest657656-21ssh00:13:480
473859996023,10cyclictest583180-21ssh22:44:100
473859996022,11cyclictest503878-21ntp_states21:05:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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