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2026-05-02 - 15:06
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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 792 highest latencies:
System rack4slot1.osadl.org (updated Sat May 02, 2026 07:41:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2112528010,5sleep10-21swapper/107:12:241
2112528010,5sleep10-21swapper/107:12:241
2214824430,2sleep012-21ksoftirqd/007:12:400
2214824430,2sleep012-21ksoftirqd/007:12:400
2201021670,3chrt0-21swapper/207:12:382
2201021670,3chrt0-21swapper/207:12:382
2201421600,6sleep30-21swapper/307:12:393
2201421600,6sleep30-21swapper/307:12:393
316392630,1chrt12-21ksoftirqd/007:37:380
316392630,1chrt12-21ksoftirqd/007:37:380
275462480,2sleep00-21swapper/007:27:330
238902350,1chrt12-21ksoftirqd/007:17:360
238902350,1chrt12-21ksoftirqd/007:17:360
22367992820,6cyclictest73-21kswapd007:37:371
22367992820,6cyclictest73-21kswapd007:37:371
2236899233,16cyclictest28939-21grep07:32:262
2236899233,16cyclictest28939-21grep07:32:262
22366992210,9cyclictest12-21ksoftirqd/007:32:360
22366992210,9cyclictest12-21ksoftirqd/007:32:360
2236699214,14cyclictest26135-21vmstat07:22:390
2236699214,14cyclictest26135-21vmstat07:22:390
2236899201,17cyclictest15112-21snmpd07:27:362
22368992011,7cyclictest1281-21dbus-daemon07:22:352
22368992011,7cyclictest1281-21dbus-daemon07:22:352
22367992011,7cyclictest0-21swapper/107:27:361
2236799200,18cyclictest25435-21ls07:22:291
2236799200,18cyclictest25435-21ls07:22:291
2236999191,15cyclictest0-21swapper/307:17:363
2236999191,15cyclictest0-21swapper/307:17:363
2236999191,14cyclictest0-21swapper/307:27:253
2236999191,12cyclictest0-21swapper/307:37:273
2236999191,12cyclictest0-21swapper/307:37:273
2236899191,16cyclictest31176-21ls07:37:292
2236899191,16cyclictest31176-21ls07:37:292
2236999181,13cyclictest0-21swapper/307:22:373
2236999181,13cyclictest0-21swapper/307:22:373
2236899184,11cyclictest24099-21tail07:17:372
2236899184,11cyclictest24099-21tail07:17:372
22367991810,6cyclictest24411-21sshd07:20:061
22367991810,6cyclictest24411-21sshd07:20:061
2236799174,8cyclictest131rcu_preempt07:35:551
2236799174,8cyclictest131rcu_preempt07:35:551
2236999153,6cyclictest0-21swapper/307:32:263
2236999153,6cyclictest0-21swapper/307:32:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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