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2026-04-22 - 19:44
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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 Apr 22, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
401847699116106,7cyclictest4102444-21apt-get10:10:120
40184779910493,5cyclictest4122364-21kworker/u4:0+events_unbound10:33:541
4018476999769,24cyclictest53-21kswapd010:45:090
4018476999385,6cyclictest4046611-21kworker/u4:13+events_unbound08:58:370
4018477998980,6cyclictest19786-21kworker/u4:12+events_unbound12:24:161
4018477998880,5cyclictest4100818-21kworker/u4:12+events_unbound10:18:471
4018476998780,5cyclictest4040235-21kworker/u4:3+events_unbound08:38:340
4018476998681,3cyclictest4131192-21kworker/u4:12+events_unbound10:43:590
4018477998576,7cyclictest53-21kswapd011:40:341
4018476997568,5cyclictest3803076-21kworker/u4:0+events_unbound07:18:160
4018477997263,6cyclictest4046612-21kworker/u4:14+events_unbound09:43:431
4018477997162,5cyclictest4027388-21kworker/u4:11+events_unbound08:55:021
401847699703,51cyclictest4142641-21ssh10:55:290
4018477996257,3cyclictest3663592-21kworker/u4:8+events_unbound09:03:371
4018477996251,9cyclictest4614-21ssh12:00:011
4018477996251,9cyclictest4614-21ssh12:00:011
401847799614,39cyclictest4177628-21ssh11:35:271
4018476996150,5cyclictest4157186-21kworker/u4:2+events_unbound11:20:020
4018476996049,7cyclictest0-21swapper/010:35:320
4018476996041,17cyclictest4033802-21idleruntime-cro08:10:000
4018476995938,15cyclictest4614-21ssh12:00:020
4018476995938,15cyclictest4614-21ssh12:00:010
4018477995850,6cyclictest4051313-21kworker/u4:20+events_unbound09:13:411
4018476995847,7cyclictest0-21swapper/009:10:280
4018477995749,5cyclictest4046612-21kworker/u4:14+events_unbound09:18:391
4018477995747,7cyclictest19785-21kworker/u4:11-rpciod12:30:161
4018477995729,24cyclictest53-21kswapd011:30:191
4018476995749,6cyclictest4166121-21kworker/u4:7+events_unbound11:51:090
4018476995749,6cyclictest4166121-21kworker/u4:7+events_unbound11:51:080
4018476995747,7cyclictest4098958-21/usr/sbin/munin10:05:230
4018476995747,7cyclictest4098958-21/usr/sbin/munin10:05:220
4018477995649,5cyclictest4063157-21df09:25:181
4018476995646,7cyclictest4054090-21aten_r7power_en09:15:170
4018476995642,8cyclictest4179474-21kworker/u4:17-rpciod11:50:020
4018476995641,12cyclictest30952-21latency_hist12:30:020
4018476995638,4cyclictest4063863-21uname09:25:360
4018477995547,6cyclictest4085576-21/usr/sbin/munin09:50:211
4018477995544,7cyclictest4134350-21timerandwakeup10:45:441
4018476995547,6cyclictest4090655-21unixbench-2d09:55:390
4018476995547,4cyclictest0-21swapper/011:40:340
4018476995537,12cyclictest4074039-21sh09:37:120
401847699551,4cyclictest4115811-21apt-get10:25:130
4018477995448,4cyclictest4135591-21kworker/u4:2+events_unbound10:59:031
4018477995439,11cyclictest27079-21fschecks_count12:25:191
4018477995438,6cyclictest3803076-21kworker/u4:0+events_unbound07:50:021
4018477995437,4cyclictest4170571-21kworker/u4:2+events_unbound11:29:081
4018476995448,5cyclictest4023551-21kworker/u4:15+events_unbound08:30:020
4018476995432,7cyclictest171rcu_preempt12:20:270
4018476995346,5cyclictest3806152-21kworker/u4:6+events_unbound08:20:010
4018476995346,5cyclictest3806152-21kworker/u4:6+events_unbound08:20:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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