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2025-12-21 - 23:00
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Sun Dec 21, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37590689910194,5cyclictest3825831-21kworker/u4:1+events_unbound10:00:500
37590689910093,5cyclictest3850446-21kworker/u4:13+events_unbound10:25:560
3759068999689,5cyclictest3929171-21kworker/u4:3+events_unbound12:11:140
3759068999689,5cyclictest3788598-21kworker/u4:19+events_unbound09:15:440
3759068998982,5cyclictest3891878-21kworker/u4:14+events_unbound11:16:060
3759068998376,5cyclictest3788598-21kworker/u4:19+events_unbound09:45:460
3759068998376,5cyclictest3761579-21kworker/u4:10+events_unbound07:25:230
3759068998174,5cyclictest3908769-21kworker/u4:9+events_unbound12:21:180
3759068998072,6cyclictest3825832-21kworker/u4:2+events_unbound09:55:480
3759068997063,5cyclictest3756566-21kworker/u4:7+events_unbound07:10:200
3759068996964,4cyclictest3834293-21kworker/u4:3+events_unbound10:35:580
3759068996964,4cyclictest3834293-21kworker/u4:3+events_unbound10:35:570
3759068996962,5cyclictest3904545-21kworker/u4:0+events_unbound11:41:090
3759068996761,5cyclictest3756565-21kworker/u4:5+events_unbound07:17:000
3759068996757,6cyclictest3927807-21ld11:55:260
375906899669,39cyclictest3759066-21awk07:10:010
3759068996456,6cyclictest3834292-21kworker/u4:0+events_unbound10:10:040
3759068996356,5cyclictest3908769-21kworker/u4:9+events_unbound12:05:020
3759068996255,5cyclictest3904547-21kworker/u4:4+events_unbound12:00:040
3759068996154,5cyclictest53-21kswapd010:30:140
3759068996153,6cyclictest3941825-21kworker/u4:0+events_unbound12:15:210
3759068996147,6cyclictest3792483-21kworker/u4:0+events_unbound09:21:590
3759069996054,4cyclictest3759065-21cyclictest12:16:581
3759068996052,6cyclictest3946018-21kworker/u4:10+events_unbound12:35:030
3759068996052,6cyclictest3765587-21kworker/u4:11+events_unbound08:55:400
3759068996040,17cyclictest3848848-21fschecks_time10:20:190
3759069995947,10cyclictest3805332-21kworker/u4:5+events_unbound09:30:041
3759068995849,7cyclictest315-21systemd-journal10:50:590
3759068995846,6cyclictest3805331-21kworker/u4:3+events_unbound09:27:590
3759069995742,11cyclictest37-21kcompactd012:05:351
3759069995742,10cyclictest3761620-21sendmail07:20:001
3759069995647,6cyclictest37-21kcompactd010:35:151
3759069995647,6cyclictest37-21kcompactd010:35:151
3759068995649,5cyclictest3782195-21kworker/u4:7+events_unbound08:45:020
3759068995640,12cyclictest3881611-21apt-get11:00:120
3759069995548,5cyclictest0-21swapper/111:35:091
3759069995538,11cyclictest3780943-21modprobe08:35:011
3759068995548,5cyclictest3867318-21kworker/u4:5+events_unbound10:46:430
3759069995445,6cyclictest3865888-21ntp_kernel_pll_10:40:291
3759069995445,6cyclictest3865888-21ntp_kernel_pll_10:40:281
3759069995441,8cyclictest0-21swapper/110:15:311
3759068995445,5cyclictest3883528-21kworker/u4:2+events_unbound11:12:430
3759068995411,41cyclictest3816184-21ssh09:40:280
3759068995411,41cyclictest3816184-21ssh09:40:280
3759069995345,6cyclictest3871500-21kworker/u4:10+events_unbound10:50:591
3759069995336,14cyclictest0-21swapper/111:26:091
3759068995345,6cyclictest3896081-21kworker/u4:5+events_unbound11:24:440
3759068995342,7cyclictest3756562-21kworker/u4:2-xprtiod07:30:400
375906999529,14cyclictest3849138-21ntpq10:20:251
3759069995243,6cyclictest0-21swapper/111:00:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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