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2026-04-23 - 19:09
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot1.osadl.org (updated Thu Apr 23, 2026 11:02:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
190528400,1sleep012-21ksoftirqd/007:13:380
201924920,2sleep121-21ksoftirqd/107:13:391
341222060,16chrt23137-21wc07:13:482
903521690,2sleep30-21swapper/307:42:333
903521690,2sleep30-21swapper/307:42:333
903521690,2sleep30-21swapper/307:42:333
94321640,2sleep30-21swapper/310:12:463
94321640,2sleep30-21swapper/310:12:463
2491621640,3sleep10-21swapper/107:38:221
2491621640,3sleep10-21swapper/107:38:221
438121630,4sleep24372-21graphlatencyplo10:56:412
438121630,4sleep24372-21graphlatencyplo10:56:412
2008421630,1sleep121-21ksoftirqd/110:14:251
2008421630,1sleep121-21ksoftirqd/110:14:251
2479721620,2sleep224801-21ts2lt09:29:092
2479721620,2sleep224801-21ts2lt09:29:092
2479721620,2sleep224801-21ts2lt09:29:092
364121610,4sleep03628-21graphlatencyplo09:55:400
364121610,4sleep03628-21graphlatencyplo09:55:400
1785421610,3sleep2261rcuc/210:11:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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