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2026-06-18 - 15:02
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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 Thu Jun 18, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2496619994543,1cyclictest2740348-21fwupd23:08:550
249662499261,21cyclictest2613895-21apt-get21:05:112
2496621992621,3cyclictest2772058-21apt-get23:40:101
249662999252,3cyclictest2583198-21apt-get20:35:123
2496629992521,2cyclictest2649699-21apt-get21:40:123
249662499251,20cyclictest2695225-21apt-get22:25:112
249662499250,22cyclictest2715422-21taskset22:45:112
249662199252,3cyclictest2578141-21apt-get20:30:101
2496621992519,5cyclictest2517528-21cut19:30:151
2496621992518,5cyclictest2807338-21cron00:15:011
249662199251,22cyclictest2746218-21apt-get23:15:111
2496629992420,2cyclictest2573044-21apt-get20:25:113
2496629992420,2cyclictest2542721-21apt-get19:55:123
249662999241,3cyclictest2689877-21sh22:20:003
249662999241,3cyclictest2598289-21apt-get20:50:123
249662999241,20cyclictest2700301-21apt-get22:30:113
249662999241,20cyclictest2669912-21apt-get22:00:113
249662999241,20cyclictest2629062-21apt-get21:20:103
249662999241,20cyclictest0-21swapper/322:25:113
249662999241,20cyclictest0-21swapper/320:40:113
2496624992420,2cyclictest2547749-21apt-get20:00:112
249662499241,4cyclictest2628787-21cron21:20:002
249662499241,3cyclictest2674989-21apt-get22:05:112
249662499241,20cyclictest2685118-21apt-get22:15:112
249662499240,4cyclictest2777653-21tr23:45:152
249662199242,21cyclictest2807613-21apt-get00:15:121
2496621992422,1cyclictest0-21swapper/119:45:111
2496621992419,3cyclictest3777322-21systemd-journal22:00:171
249662199241,3cyclictest2700276-21/usr/sbin/munin22:30:161
249662199241,2cyclictest2506967-21apt-get19:20:131
249662199241,21cyclictest2659803-21apt-get21:50:101
249662199241,20cyclictest2552802-21apt-get20:05:111
2496619992420,2cyclictest2730579-21apt-get23:00:110
249661999241,21cyclictest2812661-21apt-get00:20:120
249661999241,21cyclictest2588228-21apt-get20:40:120
249661999241,21cyclictest2527136-21apt-get19:40:120
249661999241,21cyclictest2505863-21ntpq19:15:210
249661999240,22cyclictest2777635-21ps23:45:150
2496629992319,2cyclictest2720450-21apt-get22:50:113
2496629992319,2cyclictest0-21swapper/320:15:103
2496629992318,3cyclictest2538145-21ps19:50:163
249662999230,4cyclictest2533686-21sshd19:45:163
249662999230,22cyclictest2802248-21basename00:10:003
249662999230,20cyclictest0-21swapper/322:40:133
2496624992317,4cyclictest2532687-21cut19:45:152
249662499231,2cyclictest2735356-21cron23:05:002
249662499231,2cyclictest2710390-21apt-get22:40:132
249662499231,2cyclictest0-21swapper/219:20:122
249662499231,19cyclictest0-21swapper/221:20:102
249662499230,20cyclictest0-21swapper/220:05:122
249662499230,19cyclictest0-21swapper/221:10:112
2496621992319,3cyclictest0-21swapper/122:15:121
2496621992316,5cyclictest2822513-21cron00:30:011
249662199231,21cyclictest2782196-21apt-get23:50:131
249662199230,21cyclictest2745800-21base6423:15:001
249662199230,21cyclictest2603623-21taskset20:55:141
249662199230,21cyclictest2547475-21cron19:59:591
2496619992319,2cyclictest2562885-21apt-get20:15:100
2496619992319,2cyclictest2537645-21apt-get19:50:130
249661999231,20cyclictest2766988-21apt-get23:35:110
2496629992219,2cyclictest2827878-21apt-get00:35:093
2496629992219,1cyclictest0-21swapper/321:45:103
2496629992218,2cyclictest2715905-21sed22:45:153
2496629992218,2cyclictest2644369-21cron21:35:013
2496629992217,4cyclictest2803018-21tr00:10:153
249662999221,20cyclictest2502404-21ps19:15:163
249662999221,19cyclictest2690150-21apt-get22:20:113
249662999220,2cyclictest2664605-21cron21:55:003
249662999220,20cyclictest0-21swapper/320:05:103
249662999220,19cyclictest0-21swapper/323:45:153
249662999220,19cyclictest0-21swapper/323:05:133
249662499226,9cyclictest0-21swapper/223:40:002
2496624992218,2cyclictest2583201-21taskset20:35:122
249662499220,20cyclictest0-21swapper/220:55:112
249662499220,20cyclictest0-21swapper/220:25:112
249662499220,19cyclictest0-21swapper/223:20:122
2496621992219,2cyclictest0-21swapper/120:20:121
2496621992218,2cyclictest2761419-21latency_hist23:30:001
2496621992215,1cyclictest0-21swapper/122:00:011
249662199221,2cyclictest0-21swapper/121:05:111
249662199221,1cyclictest0-21swapper/121:40:111
249662199220,20cyclictest0-21swapper/121:10:121
249662199220,20cyclictest0-21swapper/120:40:121
2496619992220,1cyclictest2511996-21apt-get19:25:110
2496619992219,2cyclictest2619435-21ps21:10:160
2496619992219,2cyclictest0-21swapper/021:15:120
249661999221,2cyclictest2659535-21ls21:50:010
249661999221,20cyclictest0-21swapper/019:38:150
249661999220,2cyclictest2832691-21munin-run00:39:590
249661999220,21cyclictest702-21runrttasks23:10:220
249661999220,20cyclictest64-21kcompactd000:30:090
2496629992119,1cyclictest64-21kcompactd020:11:013
2496629992119,1cyclictest2818204-21ps00:25:153
2496629992119,1cyclictest0-21swapper/319:30:113
2496629992118,2cyclictest3777245-21sshd19:25:163
2496629992117,2cyclictest0-21swapper/323:25:113
2496629992117,2cyclictest0-21swapper/323:10:123
249662999211,19cyclictest0-21swapper/319:10:493
249662999210,20cyclictest64-21kcompactd020:34:093
249662999210,20cyclictest2770881-21ntpq23:35:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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