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2025-11-06 - 21:04
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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 highest latencies:
System rack3slot2.osadl.org (updated Thu Nov 06, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
410428322720,2sleep04104284-21gcc11:40:500
405640522710,4chrt4056402-21ssh09:16:290
405401422660,2sleep04054015-21munin-plugin-st09:10:000
403370222410,2chrt4033698-21ntpq07:56:030
411104722400,3chrt4111045-21ssh12:01:110
412220222320,3chrt4122201-21find12:35:130
405254922270,3chrt4052550-21sshd09:04:270
407479622190,3sleep04074797-21basename10:11:480
408958522090,2sleep04089587-21uname10:56:480
404294922020,3sleep04042951-21sort08:30:070
412028021990,2sleep04120281-21sshd12:29:280
402047299193136,47cyclictest29-21kswapd007:37:320
404456321920,3sleep04044564-21/usr/sbin/munin08:35:270
410072621850,3sleep04100728-21if_wlan011:30:280
406820621840,4chrt4068208-21mailstats09:51:480
407797121830,2sleep04077972-21gcc10:21:400
402047299178146,21cyclictest4029524-21ntpq07:41:020
412194021770,3chrt4121938-21sshd12:34:280
411886321770,3chrt4118866-21wc12:25:100
402047299176144,21cyclictest4077209-21lockfile-create10:20:010
410340321720,4chrt4103402-21ssh11:38:140
402047299171138,22cyclictest4072260-21true10:05:030
402047299171116,45cyclictest29-21kswapd007:50:200
402047299168107,50cyclictest4095418-21true11:15:050
404051921670,3chrt4040517-21ntp_kernel_err08:20:300
402047299166135,21cyclictest29-21kswapd010:36:300
410733121650,4chrt4107332-21ssh11:50:170
409760321650,4chrt4097602-21ld11:20:460
406288521640,3chrt4062880-21ntpq09:35:580
404615521640,4chrt4046145-21ntpq08:40:410
402518421640,2sleep04025185-21/usr/sbin/munin07:25:440
401963621620,4chrt4019631-21ntpq07:05:460
409240321600,4chrt4092404-21awk11:05:290
40204729915794,51cyclictest4069667-21ld09:56:300
402047299153122,20cyclictest84-21jbd2/mmcblk0p2-09:25:010
402047299149117,21cyclictest4073165-21mailstats10:06:510
402047299147118,20cyclictest29-21kswapd012:05:250
411499121450,3sleep04114992-21sh12:12:480
408155321400,2sleep04081556-21sort10:31:530
402047299140110,19cyclictest84-21jbd2/mmcblk0p2-09:45:050
402047299140107,20cyclictest84-21jbd2/mmcblk0p2-09:45:110
402047299136104,22cyclictest4106138-21md.daily11:46:300
402047299135108,18cyclictest4023872-21kworker/u2:007:21:270
402047299133104,19cyclictest29-21kswapd007:45:220
409142021300,2sleep04091421-21/usr/sbin/munin11:01:510
403732921280,2sleep04037330-21ls08:10:070
40204729912394,19cyclictest4098207-21kworker/u2:211:27:120
40204729912389,22cyclictest4084089-21diskstats10:40:240
408579421210,2sleep04085792-21if_eth010:45:260
40204729912086,23cyclictest112-21systemd-journal09:15:050
40204729911787,19cyclictest84-21jbd2/mmcblk0p2-07:35:060
40204729911585,20cyclictest4114939-21kworker/u2:212:15:310
40204729911180,20cyclictest4020865-21kworker/u2:207:13:290
40204729910981,19cyclictest4078810-21kworker/u2:010:28:440
40204729910876,20cyclictest84-21jbd2/mmcblk0p2-10:50:100
40204729910776,19cyclictest84-21jbd2/mmcblk0p2-09:25:480
40204729910675,22cyclictest4032143-21kworker/u2:208:00:470
410934821050,2sleep04109350-21rm11:56:080
40204729910372,20cyclictest84-21jbd2/mmcblk0p2-09:30:360
40204729910331,17cyclictest4037920-21ntpq08:11:120
40204729910272,19cyclictest84-21jbd2/mmcblk0p2-08:56:000
40204729910231,17cyclictest4048892-21ntpq08:50:330
4020472999928,17cyclictest4093539-21kworker/u2:111:17:120
4020472999868,19cyclictest84-21jbd2/mmcblk0p2-08:20:010
4020472999830,16cyclictest4022427-21ntpq07:15:550
4020472999627,16cyclictest4043936-21runrttasks08:32:280
4020472999626,17cyclictest4047707-21open_files08:46:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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