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2025-07-13 - 10:18
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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 rack9slot4.osadl.org (updated Sun Jul 13, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16272112077sleep0-21swapper/108:53:451
164369911560cyclictest0-21swapper/013:43:300
221501120irq/18-spi_topc1643699cyclictest13:29:290
16436991098cyclictest0-21swapper/011:09:010
164369910710cyclictest0-21swapper/014:11:350
16288110671sleep0-21swapper/008:53:460
164369910431cyclictest12339-21latency_hist11:33:550
164369910220cyclictest5115-21missed_timers09:59:240
164369910125cyclictest25115-21ssh11:54:270
164369910125cyclictest12944-21sshd10:24:250
16436991008cyclictest0-21swapper/010:56:010
164369910018cyclictest24302-21latency_hist10:58:540
16436999924cyclictest19275-21uname12:39:380
1643699989cyclictest0-21swapper/012:44:140
16436999810cyclictest0-21swapper/010:05:290
16436999810cyclictest0-21swapper/010:05:290
16436999722cyclictest9746-21interrupts14:14:310
16436999710cyclictest0-21swapper/011:59:150
16436999610cyclictest0-21swapper/011:24:140
16436999610cyclictest0-21swapper/011:24:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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