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2025-12-27 - 10:44
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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 Sat Dec 27, 2025 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
190448199168156,7cyclictest2055491-21kworker/u4:7+events_unbound23:25:130
190448199146126,11cyclictest54-21kswapd000:30:140
190448399139127,8cyclictest54-21kswapd023:40:091
190448199127112,12cyclictest54-21kswapd023:40:100
19044819911098,9cyclictest54-21kswapd022:30:060
19044819910998,8cyclictest54-21kswapd021:55:140
1904481999383,7cyclictest1970193-21kworker/u4:9+events_unbound22:01:440
1904481998976,8cyclictest2024343-21kworker/u4:4+events_unbound22:46:520
1904481998026,18cyclictest1921140-21modprobe20:15:000
1904481997970,6cyclictest1960811-21kworker/u4:1+events_unbound22:06:450
1904481997743,5cyclictest2081171-21ntp_kernel_pll_23:50:310
1904481997567,5cyclictest2078142-21kworker/u4:4+events_unbound23:50:000
1904481997567,5cyclictest2078142-21kworker/u4:4+events_unbound23:50:000
1904481997566,6cyclictest54-21kswapd021:35:020
1904481997061,7cyclictest54-21kswapd023:00:000
1904481996961,6cyclictest1923654-21kworker/u4:0+events_unbound21:11:350
1904481996856,8cyclictest54-21kswapd023:20:100
1904481996759,6cyclictest1960810-21kworker/u4:0+events_unbound21:40:190
1904483996457,5cyclictest2082655-21kworker/u4:5+events_unbound23:57:411
1904481996457,5cyclictest2069073-21kworker/u4:11+events_unbound23:37:000
1904483996356,5cyclictest54-21kswapd021:40:011
1904481996353,6cyclictest1919852-21kworker/u4:1+events_unbound21:16:370
1904483996250,9cyclictest1977669-21ssh21:55:291
1904481996239,13cyclictest0-21swapper/021:45:290
1904483996151,7cyclictest2081120-21ntp_kernel_pll_23:50:281
1904481996156,3cyclictest2006753-21kworker/u4:1+events_unbound22:44:390
1904481996151,6cyclictest1904650-21awk19:10:020
1904481996051,6cyclictest1912094-21kworker/u4:2+xprtiod20:05:080
1904483995851,5cyclictest2028880-21kworker/u4:7+events_unbound22:55:211
1904481995849,7cyclictest2078139-21kworker/u4:1+events_unbound00:18:370
1904481995749,5cyclictest1908335-21kworker/u4:11+events_unbound20:30:010
1904481995746,8cyclictest1906940-21unixbench_multi19:15:350
1904483995622,18cyclictest0-21swapper/123:20:001
1904481995544,8cyclictest54-21kswapd021:20:310
1904483995446,6cyclictest1969690-21systemd21:46:401
1904481995445,5cyclictest2055491-21kworker/u4:7+events_unbound00:13:340
1904483995321,19cyclictest0-21swapper/122:15:171
1904481995346,5cyclictest2096172-21kworker/u4:15+events_unbound00:08:250
1904481995345,6cyclictest2122548-21kworker/u4:9+events_unbound00:38:460
1904481995345,6cyclictest2122548-21kworker/u4:9+events_unbound00:38:460
1904481995345,6cyclictest2006759-21kworker/u4:11+events_unbound22:36:510
1904481995319,28cyclictest25550irq/23-42890000.ethernet19:40:100
190448199531,12cyclictest1904455-21apt-get19:10:090
1904481995310,31cyclictest1996083-21ssh22:15:350
1904481995246,4cyclictest2045977-21unixbench_singl23:10:390
1904481995242,8cyclictest1992841-21kworker/u4:6+events_unbound22:25:150
1904481995223,17cyclictest1935122-21diskmemload00:25:290
1904483995144,5cyclictest54-21kswapd022:55:001
1904483995144,5cyclictest1964029-21/usr/sbin/munin21:40:341
1904483995141,8cyclictest54-21kswapd022:40:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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