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2026-05-22 - 17:56
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack3slot2.osadl.org (updated Fri May 22, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
353233699360302,47cyclictest29-21kswapd007:40:500
353233699328298,20cyclictest29-21kswapd009:21:090
358061623140,3sleep03580618-21sed10:01:190
358876122700,4chrt3588749-21ntpq10:31:120
356247822520,3chrt3562476-21switchtime08:56:180
353233699251214,25cyclictest3540778-21systemd-xdg-aut07:40:070
355613822490,3chrt3556142-21latency_hist08:35:060
357697022200,2sleep03576965-21awk09:50:010
359725322040,2sleep03597255-21grep11:01:190
354548222030,3chrt3545483-21ntp_offset07:55:510
354284821990,2sleep03542851-21wc07:46:150
355782721950,2sleep03557825-21latency08:40:260
357230921930,3chrt3572310-21timerwakeupswit09:31:200
357876321890,4chrt3578766-21missed_timers09:55:310
357844721890,3sleep03578448-21ls09:55:070
353233699189160,20cyclictest29-21kswapd009:25:210
353233699188158,20cyclictest3605328-21kworker/u2:211:40:140
356032421820,2sleep03560325-21cat08:50:070
360674821710,3chrt3606749-21collect211:35:480
361232921700,4chrt3612330-21gcc11:55:510
356420321700,3chrt3564204-21sshd09:03:080
353233699169137,22cyclictest3549114-21kworker/u2:108:20:030
353233699169137,21cyclictest3539304-21anacron07:35:020
353233699163132,20cyclictest3581173-21kworker/u2:110:15:020
361187821560,2sleep03611879-21ls11:55:080
353233699154125,20cyclictest3533735-21kworker/u2:307:16:180
357569521470,3sleep03575696-21ls09:45:080
353233699142110,21cyclictest3581173-21kworker/u2:110:51:140
360535221410,2sleep03605355-21sed11:30:460
353233699134105,19cyclictest3563073-21kworker/u2:009:06:480
353233699134103,20cyclictest3533735-21kworker/u2:307:25:450
35323369913173,47cyclictest3620160-21kworker/u2:012:32:240
356056921300,3sleep03560572-21cut08:50:250
35323369912596,20cyclictest3532346-21kworker/u2:007:15:040
361043721230,2sleep03610439-21sort11:50:060
35323369912393,19cyclictest3609472-21kworker/u2:112:15:060
353605221160,2sleep03536056-21wc07:21:190
35323369911689,18cyclictest3609472-21kworker/u2:112:00:220
35323369911686,20cyclictest3581173-21kworker/u2:110:06:050
35323369911588,18cyclictest3589525-21kworker/u2:210:41:170
35323369910678,19cyclictest3594133-21kworker/u2:211:05:140
35323369910675,20cyclictest3581173-21kworker/u2:110:21:070
35323369910577,19cyclictest3581173-21kworker/u2:110:56:390
35323369910272,20cyclictest3594133-21kworker/u2:211:11:060
35323369910211,20cyclictest3548371-21ntpq08:06:130
3532336999971,19cyclictest3542646-21kworker/u2:207:53:080
3532336999869,19cyclictest3581173-21kworker/u2:110:26:050
3532336999463,19cyclictest3549114-21kworker/u2:108:15:070
3532336999365,19cyclictest3622960-21kworker/u2:312:36:550
3532336999262,19cyclictest3581173-21kworker/u2:110:20:080
353144629266,16sleep03528128-21kworker/u2:107:05:400
3532336998857,20cyclictest3542646-21kworker/u2:208:01:170
36194602810,3sleep03619462-21grep12:21:140
3532336997950,19cyclictest3553299-21kworker/u2:208:30:030
3532336997546,19cyclictest3567233-21kworker/u2:109:16:040
3532336997446,19cyclictest3581173-21kworker/u2:110:48:540
3532336997444,19cyclictest3617802-21kworker/u2:212:20:040
3532336996738,20cyclictest3563073-21kworker/u2:009:10:510
3532336996633,22cyclictest3621427-21systemd-tmpfile12:29:080
3532336996628,17cyclictest3603558-21date11:25:080
3532336996441,14cyclictest3573000-21/usr/sbin/munin09:35:160
3532336996436,19cyclictest3555123-21kworker/u2:108:37:410
3532336996434,19cyclictest3581173-21kworker/u2:110:35:530
3532336996412,19cyclictest3600770-21/usr/sbin/munin11:15:520
3532336996133,17cyclictest3603566-21/usr/sbin/munin11:25:440
3532336996130,21cyclictest3552553-21ntpq08:21:130
3532336995931,17cyclictest3615104-21ntpq12:05:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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