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2026-04-15 - 21:08
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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 Wed Apr 15, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1600217200,6sleep30-21swapper/307:12:223
169825820,4sleep10-21swapper/107:12:241
1634721260,1sleep2261rcuc/212:32:182
1634721260,1sleep2261rcuc/212:32:182
2081821100,2sleep10-21swapper/108:02:211
2081821100,2sleep10-21swapper/108:02:211
2081821100,2sleep10-21swapper/108:02:211
2572221060,2sleep30-21swapper/309:22:133
2572221060,2sleep30-21swapper/309:22:133
2572221060,2sleep30-21swapper/309:22:133
1316821060,2sleep113164-21find07:42:191
1316821060,2sleep113164-21find07:42:191
1316821060,2sleep113164-21find07:42:191
2841721030,2sleep228418-21grep08:22:202
2841721030,2sleep228418-21grep08:22:202
112572990,2sleep30-21swapper/307:37:193
112572990,2sleep30-21swapper/307:37:193
19032980,2sleep00-21swapper/012:17:200
19032980,2sleep00-21swapper/012:17:200
120442970,3sleep20-21swapper/209:06:562
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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