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2026-10-21 - 15:07
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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
Characteristics of the 20 highest latencies:
System rackfslot0.osadl.org (updated Wed Oct 21, 2026 00:57:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28950009917685,65cyclictest0-21swapper/322:05:2123
28950009917685,65cyclictest0-21swapper/322:05:2023
28950429917454,99cyclictest0-21swapper/1722:20:189
28950149917487,51cyclictest0-21swapper/800:05:1830
28950149917487,51cyclictest0-21swapper/800:05:1730
28950539917083,58cyclictest0-21swapper/2822:05:2121
28950539917083,58cyclictest0-21swapper/2822:05:2121
289505299170164,4cyclictest0-21swapper/2723:49:2820
289505299170164,4cyclictest0-21swapper/2723:49:2820
28950009916986,7cyclictest0-21swapper/323:30:1823
28949929916987,48cyclictest0-21swapper/000:05:180
28949929916987,48cyclictest0-21swapper/000:05:170
289505699168163,1cyclictest0-21swapper/3100:20:4325
289505699168163,1cyclictest0-21swapper/3100:20:4325
28950449916774,69cyclictest1864528-21kworker/u64:2+efi_rts_wq22:05:2111
28950449916774,69cyclictest1864528-21kworker/u64:2+efi_rts_wq22:05:2011
28950149916776,61cyclictest0-21swapper/822:34:1030
28950149916489,44cyclictest0-21swapper/823:50:1830
28950149916489,44cyclictest0-21swapper/823:50:1730
2895020991631,149cyclictest1864528-21kworker/u64:2+efi_rts_wq21:55:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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