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2025-11-28 - 16:28
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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 10 highest latencies:
System rackbslot2.osadl.org (updated Thu Nov 27, 2025 12:45:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24891912229176,43sleep30-21swapper/307:08:223
24892852228200,19sleep20-21swapper/207:09:332
24891982228199,19sleep00-21swapper/007:08:280
24890752224196,19sleep10-21swapper/107:06:511
2489509991081,3cyclictest2728005-21chrome11:45:012
27594762960,1sleep20-21swapper/212:20:062
248951299870,52cyclictest2572506-21snmp_wanpowerct08:45:023
248951299647,56cyclictest2449751-21kworker/u8:1+efi_rts_wq07:34:453
248950299632,60cyclictest2449751-21kworker/u8:1+efi_rts_wq07:34:430
2489502996247,13cyclictest2728054-21/usr/share/muni11:45:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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