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2025-12-01 - 22:26
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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 50 highest latencies:
System rackeslot4.osadl.org (updated Mon Dec 01, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
221973999357,8cyclictest2356510-21sed09:20:151
221973999320,29cyclictest2488645-21cat11:05:001
221973999310,29cyclictest2589793-21ssh12:24:511
2219737993129,1cyclictest2312328-21cron08:40:000
2219737993129,1cyclictest2312328-21cron08:40:000
2219739993019,10cyclictest2480034-21/usr/sbin/munin10:55:261
221973999300,28cyclictest2449039-21ssh10:30:431
221973999300,28cyclictest2392263-21sed09:45:261
221973999299,10cyclictest2404480-21nvmesmart_nvme009:55:221
2219739992916,11cyclictest2437766-21cron10:24:591
221973999290,28cyclictest0-21swapper/109:33:061
221973999290,1cyclictest0-21swapper/111:05:001
2219739992816,10cyclictest2551768-21cpuspeed_turbos11:55:121
221973999281,26cyclictest0-21swapper/111:49:141
221973999281,24cyclictest2558395-21apt-get12:00:111
221973999280,27cyclictest0-21swapper/112:25:171
221973999280,26cyclictest2531258-21ssh11:36:011
221973999280,26cyclictest2467211-21ssh10:45:201
221974599270,24cyclictest2256814-21tr07:45:183
2219742992722,1cyclictest191rcu_preempt09:32:122
221973999271,8cyclictest2343272-21diskmemload09:10:111
2219739992718,7cyclictest2349958-21ls09:15:131
221973999271,25cyclictest2343272-21diskmemload12:08:221
221973999271,24cyclictest2343272-21diskmemload12:17:021
221973999270,9cyclictest2608086-21ssh12:36:441
221973999270,26cyclictest2602526-21ssh12:33:591
221973999270,26cyclictest2577223-21ssh12:14:481
221973999270,26cyclictest2443434-21ssh10:27:591
221973999270,26cyclictest2386557-21unin-run09:42:431
221973999270,26cyclictest0-21swapper/110:40:481
221973999270,26cyclictest0-21swapper/110:36:131
221973999270,25cyclictest2412901-21ssh10:05:081
221973999270,25cyclictest0-21swapper/109:38:351
221973999270,1cyclictest0-21swapper/111:53:191
221974599264,2cyclictest2406322-21idleruntime-cro09:59:593
221974599261,22cyclictest2394085-21apt-get09:50:133
221974599261,21cyclictest2368742-21apt-get09:30:113
2219739992619,6cyclictest0-21swapper/109:29:261
221973999260,6cyclictest2343272-21diskmemload10:03:171
221973999260,25cyclictest2245938-21awk07:35:001
221973999260,25cyclictest0-21swapper/111:41:021
221973999260,25cyclictest0-21swapper/111:31:531
221973999260,25cyclictest0-21swapper/111:22:181
221973999260,25cyclictest0-21swapper/110:15:121
221973999260,25cyclictest0-21swapper/108:40:561
221973999260,1cyclictest0-21swapper/111:12:441
2219745992520,3cyclictest2281686-21apt-get08:10:113
2219745992518,4cyclictest2520524-21fw_forwarded_lo11:30:163
221974599251,21cyclictest0-21swapper/308:15:133
221974299250,4cyclictest2570973-21latency_hist12:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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