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2026-08-06 - 00:51
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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 100 highest latencies:
System rackeslot4.osadl.org (updated Wed Aug 05, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2312753995148,2cyclictest2436170-21lspci11:26:372
231274499277,19cyclictest0-21swapper/012:00:000
231274499272,23cyclictest2458563-21sed11:50:150
231274499261,3cyclictest2405747-21apt-get11:00:110
231275699253,20cyclictest2374865-21apt-get10:30:143
231275399251,21cyclictest2473405-21apt-get12:05:122
231275399251,21cyclictest2473405-21apt-get12:05:112
231274499251,2cyclictest2369795-21apt-get10:25:120
231275699241,21cyclictest2395590-21apt-get10:50:133
231275399240,20cyclictest64-21kcompactd007:35:142
2312750992417,5cyclictest2332329-21cron09:40:001
231275099240,20cyclictest64-21kcompactd009:18:271
231275099240,20cyclictest0-21swapper/112:35:141
2312744992419,2cyclictest0-21swapper/010:40:120
2312744992416,6cyclictest2401151-21ps10:55:160
231274499241,3cyclictest0-21swapper/010:07:230
231274499241,22cyclictest2431142-21apt-get11:25:130
231274499241,21cyclictest3777322-21systemd-journal09:30:000
231274499241,21cyclictest2498951-21apt-get12:30:130
2312756992320,1cyclictest481rcuc/311:50:153
231275699231,2cyclictest2343992-21apt-get10:00:143
231275699230,3cyclictest2410570-21cron11:05:003
231275699230,21cyclictest2329829-21cron09:20:003
231275699230,20cyclictest2327319-21cron09:00:003
231275399231,2cyclictest2349093-21apt-get10:05:132
231275399231,20cyclictest2364749-21apt-get10:20:122
231275399230,21cyclictest2319630-21gpgv08:05:012
231275099231,2cyclictest2385451-21apt-get10:40:121
231275099231,2cyclictest1-21systemd10:35:011
231275099230,4cyclictest2473896-21irqcore12:05:171
231275099230,4cyclictest2473896-21irqcore12:05:161
231275099230,21cyclictest2456589-21/usr/sbin/munin11:45:241
231275099230,20cyclictest0-21swapper/109:50:081
2312744992319,2cyclictest2320632-21cron08:10:010
2312744992319,2cyclictest0-21swapper/009:35:070
231274499231,2cyclictest0-21swapper/011:35:130
231274499231,2cyclictest0-21swapper/009:55:120
231274499231,21cyclictest2324812-21cron08:40:000
231274499230,3cyclictest2473694-21fw_packets12:05:150
231274499230,3cyclictest2473694-21fw_packets12:05:150
231274499230,3cyclictest2329826-21cron09:20:000
231274499230,3cyclictest2327321-21cron09:00:000
231274499230,21cyclictest2316484-21idleruntime-cro07:40:010
231274499230,21cyclictest0-21swapper/011:45:120
231274499230,21cyclictest0-21swapper/011:10:110
2312756992218,3cyclictest2493882-21apt-get12:25:133
231275699220,2cyclictest50-21ksoftirqd/311:15:153
231275699220,2cyclictest2320642-21apt08:10:003
231275699220,20cyclictest64-21kcompactd011:44:403
231275699220,1cyclictest64-21kcompactd010:07:223
2312753992219,2cyclictest2380360-21apt-get10:35:132
2312753992217,3cyclictest2462867-21cron11:55:002
231275399221,20cyclictest0-21swapper/210:45:122
231275399220,21cyclictest2380054-21sed10:35:022
2312750992219,2cyclictest64-21kcompactd010:08:591
2312750992219,2cyclictest2494829-21ps12:25:171
2312750992219,2cyclictest0-21swapper/112:30:131
2312750992219,1cyclictest2354184-21apt-get10:10:111
2312750992218,2cyclictest2447486-21apt-get11:40:111
2312750992218,2cyclictest0-21swapper/110:55:111
231275099220,2cyclictest2478513-21apt-get12:10:121
231275099220,19cyclictest0-21swapper/111:55:101
231275099220,19cyclictest0-21swapper/109:47:291
231275099220,19cyclictest0-21swapper/107:17:291
2312744992220,1cyclictest2321298-21unin-run08:15:010
2312744992219,2cyclictest0-21swapper/007:29:510
2312744992218,2cyclictest64-21kcompactd007:55:390
2312744992218,2cyclictest2374865-21apt-get10:30:130
2312744992217,4cyclictest702-21runrttasks10:45:150
2312744992217,3cyclictest0-21swapper/010:35:140
231274499221,2cyclictest0-21swapper/009:35:010
231274499221,2cyclictest0-21swapper/009:35:000
231274499221,20cyclictest0-21swapper/010:20:030
231274499220,2cyclictest0-21swapper/007:41:410
231274499220,21cyclictest0-21swapper/011:44:400
231274499220,20cyclictest0-21swapper/012:15:130
231274499220,1cyclictest0-21swapper/012:25:110
231275699212,18cyclictest0-21swapper/310:45:123
2312756992119,1cyclictest64-21kcompactd008:02:393
2312756992119,1cyclictest481rcuc/309:55:183
2312756992119,1cyclictest481rcuc/308:39:593
2312756992119,1cyclictest2323148-21dump-pmu-power08:29:593
2312756992119,1cyclictest0-21swapper/311:55:103
231275699210,20cyclictest0-21swapper/312:30:133
231275699210,1cyclictest2359254-21apt-get10:15:133
231275699210,1cyclictest0-21swapper/312:05:153
231275699210,1cyclictest0-21swapper/312:05:143
231275699210,1cyclictest0-21swapper/309:07:093
2312753992119,1cyclictest64-21kcompactd011:32:512
2312753992119,1cyclictest0-21swapper/211:10:232
2312753992118,2cyclictest2348820-21idleruntime-cro10:05:012
2312753992117,3cyclictest2468268-21apt12:00:142
231275399211,1cyclictest2421003-21apt-get11:15:152
231275399211,1cyclictest0-21swapper/209:41:012
231275399210,2cyclictest64-21kcompactd008:05:522
231275399210,20cyclictest64-21kcompactd012:18:012
231275399210,20cyclictest2315831-21cron07:35:002
231275399210,1cyclictest2452561-21apt-get11:45:132
231275399210,1cyclictest0-21swapper/211:03:502
231275399210,18cyclictest0-21swapper/210:50:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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