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2025-11-23 - 19:17
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Sun Nov 23, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40767222820,2sleep0407670-21users12:06:560
36126622780,3sleep022-21kcompactd009:47:010
41718622590,2sleep0417184-21ntp_kernel_pll_12:36:030
32622422440,3chrt326223-21sed07:50:070
37536822410,3chrt375366-21if_wlan010:30:280
41083122400,4chrt410830-21systemctl12:16:480
33110822380,3chrt331100-21mailstats08:06:170
32825122370,2chrt328247-21ps07:56:170
31494199229190,26cyclictest322904-31find07:36:270
31494199225195,19cyclictest375007-21kworker/u2:010:55:290
31494199224196,17cyclictest384865-21kworker/u2:111:30:280
31494199215183,19cyclictest84-21jbd2/mmcblk0p2-10:36:300
31494199201170,21cyclictest29-21kswapd007:41:150
31494199198170,17cyclictest387948-21kworker/u2:211:11:280
31494199198167,19cyclictest387948-21kworker/u2:211:56:320
31494199197170,17cyclictest29-21kswapd011:26:290
31494199197169,17cyclictest409868-21kworker/u2:012:30:300
37039121950,2sleep0370389-21if_wlan010:15:310
31494199192162,20cyclictest29-21kswapd010:21:290
31494199190159,19cyclictest344296-21kworker/u2:009:00:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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