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2026-06-13 - 16:56
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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 Sat Jun 13, 2026 12:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1880521430,3chrt0-21swapper/109:19:271
1880521430,3chrt0-21swapper/109:19:271
1880521430,3chrt0-21swapper/109:19:271
2544521170,2sleep20-21swapper/210:08:112
2544521170,2sleep20-21swapper/210:08:112
2544521170,2sleep20-21swapper/210:08:112
917621020,4sleep20-21swapper/212:30:472
917621020,4sleep20-21swapper/212:30:472
156221010,3chrt0-21swapper/112:21:091
156221010,3chrt0-21swapper/112:21:091
156221010,3chrt0-21swapper/112:21:091
289002990,3sleep10-21swapper/110:12:201
289002990,3sleep10-21swapper/110:12:201
289002990,3sleep10-21swapper/110:12:201
121382940,3chrt0-21swapper/211:55:222
121382940,3chrt0-21swapper/211:55:222
121382940,3chrt0-21swapper/211:55:222
164922920,2chrt16493-21/usr/sbin/munin09:15:422
164922920,2chrt16493-21/usr/sbin/munin09:15:422
164922920,2chrt16493-21/usr/sbin/munin09:15:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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