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2026-03-24 - 07:17
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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 Tue Mar 24, 2026 00:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
135894899112104,6cyclictest1537447-21kworker/u4:9+events_unbound00:18:361
13589479911098,10cyclictest53-21kswapd022:30:080
1358947999385,6cyclictest1388558-21kworker/u4:4+events_unbound21:28:090
1358947998981,6cyclictest1445081-21kworker/u4:4+events_unbound22:25:010
1358947998880,6cyclictest1418887-21kworker/u4:10+events_unbound22:03:130
1358948998073,5cyclictest1418885-21kworker/u4:8+events_unbound21:53:111
1358947998071,7cyclictest1387261-21kworker/u4:11+events_unbound21:23:040
1358948997871,5cyclictest1371844-21kworker/u4:2+events_unbound20:25:011
1358948997769,6cyclictest1510752-21kworker/u4:1+events_unbound23:30:001
1358948997737,37cyclictest0-21swapper/121:00:261
1358947997768,7cyclictest1489118-21kworker/u4:4+events_unbound23:03:230
1358948997666,7cyclictest1445077-21kworker/u4:0+events_unbound22:20:021
1358947997667,7cyclictest1563479-21kworker/u4:16+events_unbound00:28:370
1358948997540,33cyclictest1513791-21/usr/sbin/munin23:30:211
1358948997535,4cyclictest0-21swapper/119:25:351
1358947997467,5cyclictest1489119-21kworker/u4:5+events_unbound23:28:270
135894899737,33cyclictest1389865-21diskmemload21:55:301
1358948997366,5cyclictest1370574-21kworker/u4:14+events_unbound21:18:061
1358948997337,33cyclictest0-21swapper/122:30:121
1358948997038,30cyclictest1358944-21cyclictest23:20:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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