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2026-05-05 - 20:52
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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 the 100 highest latencies:
System rack3slot2.osadl.org (updated Tue May 05, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
356171799339305,22cyclictest3570388-21awk07:40:210
356171799328297,20cyclictest29-21kswapd007:51:110
362616222680,3chrt3626158-21diskstats11:10:190
358886922660,3chrt3588858-21ntpq08:46:020
362331222650,20chrt3623310-21apt-get11:00:120
361617622560,3chrt3616173-21cron10:35:000
356354322500,4chrt3563545-21netstat07:15:310
359943622490,3chrt3599437-21ls09:25:060
356171799249221,19cyclictest29-21kswapd007:38:490
358332222480,3chrt3583320-21ntpq08:26:100
359414122380,4chrt3594139-21kernelversion09:05:260
358825422210,2sleep03588258-21cut08:45:010
359664722020,3sleep03596648-21date09:15:060
356171799200170,20cyclictest29-21kswapd007:45:220
360255121940,2sleep03602552-21ls09:35:280
362079521860,2sleep03620797-21netstat10:50:300
363851221840,2sleep03638514-21munin-run11:55:000
357763521810,4chrt3577625-21ntpq08:05:470
364970721800,3sleep03649709-21latency_hist12:35:060
357471521790,3sleep03574717-21wc07:55:330
356780521790,4chrt3567802-21ntpq07:30:440
359731821730,4chrt3596730-21/usr/sbin/munin09:16:150
356171799173148,16cyclictest3630548-21kworker/u2:111:30:060
356524221720,4chrt3565239-21ps07:21:150
361647921710,4chrt3616478-21/usr/sbin/munin10:35:220
360660421710,4chrt3606602-21df09:55:150
361919821700,3chrt3619199-21df_inode10:45:170
364313921690,4chrt3643141-21netstat12:10:290
364151521690,4chrt3641514-21/usr/sbin/munin12:05:120
364049521650,3chrt3640493-21ld12:00:530
35617179916299,51cyclictest3647350-21systemd-tmpfile12:25:350
356171799145112,22cyclictest3635100-21md.daily11:41:180
356171799139112,18cyclictest3567299-21kworker/u2:008:16:170
358474021380,2sleep03584742-21open_inodes08:31:140
356171799135106,19cyclictest3591037-21kworker/u2:209:05:070
362870921270,2sleep03628711-21sendmail11:20:000
35617179912798,20cyclictest3642707-21kworker/u2:012:20:370
365026421230,3sleep03650265-21ntp_states12:36:000
358610521210,3sleep03586101-21ntpq08:36:100
35617179912088,21cyclictest3575874-21apt-get08:00:120
35617179911790,18cyclictest3562217-21kworker/u2:107:14:230
35617179911489,16cyclictest3565016-21kworker/u2:207:26:160
35617179911486,19cyclictest3620374-21kworker/u2:110:55:360
35617179911385,18cyclictest3599793-21kworker/u2:109:26:390
35617179911282,19cyclictest3607815-21kworker/u2:210:13:070
35617179910778,20cyclictest3607815-21kworker/u2:210:15:360
35617179910576,19cyclictest3630548-21kworker/u2:111:30:220
35617179910274,19cyclictest3598023-21kworker/u2:209:31:380
3561717999971,19cyclictest3634318-21kworker/u2:011:45:400
3561717998931,47cyclictest3625098-21ntpq11:05:510
3561717998931,47cyclictest3582235-21users08:21:230
3561717998831,45cyclictest3612528-21ntpq10:20:420
3561717998814,49cyclictest3633432-21ntpq11:35:480
3561717998730,47cyclictest3578808-21irqstats08:10:260
3561717998730,46cyclictest3604940-21ntpq09:46:110
3561717998729,47cyclictest3639027-21ntpq11:55:440
3561717998713,47cyclictest3613946-21ntpq10:25:490
3561717998712,52cyclictest3629179-21ntpq11:20:310
3561717998711,48cyclictest3592421-21awk09:00:010
3561717998631,44cyclictest3590240-21ntp_states08:50:590
3561717998613,48cyclictest3644665-21ntpq12:15:540
3561717998612,48cyclictest3561798-21seq07:10:080
3561717998513,49cyclictest3609159-21ntpq10:06:110
3561717998512,51cyclictest899-21mta-sts-daemon10:40:370
3561717998427,47cyclictest267-21dbus-daemon09:45:030
3561717998427,46cyclictest3606392-21munin-run09:55:020
3561717998327,47cyclictest374-21runrttasks10:00:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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