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2025-11-22 - 18:17
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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 Sat Nov 22, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
399921622570,2sleep03999219-21grep08:00:420
408503922560,3chrt4085022-21ntpq12:31:150
401740822550,4chrt4017405-21ntpq09:05:530
398470399248211,26cyclictest3993070-31find07:39:450
402946222470,3chrt4029460-21ssh09:43:190
404710522460,4chrt4047102-21ps10:36:500
403328022340,3chrt4033272-21diskstats09:55:260
403972222310,2sleep04039724-21grep10:15:090
405680722270,4chrt4056803-21ntpq11:06:010
406646422180,2sleep04066465-21/usr/sbin/munin11:35:270
406399522050,3sleep04063996-21rm11:27:270
406820222030,2sleep04068203-21/usr/sbin/munin11:40:320
408630222000,2sleep04086303-21/usr/sbin/munin12:35:230
401019022000,2sleep04010188-21irqstats08:40:260
401552721970,2sleep04015530-21wc09:00:060
401351521960,3sleep04013516-21cat08:51:200
399037721960,2sleep03990378-21ls07:30:070
398470399195162,22cyclictest4062821-21true11:25:020
400474821910,4chrt4004743-21ntpq08:20:330
405455021810,4chrt4054545-21awk11:00:000
407449321740,4chrt4074487-21munin-run12:00:090
406978121730,3chrt4069783-21if_err_wlan011:45:320
402591121700,4chrt4025908-21users09:31:480
404184421690,3chrt4041843-21ssh10:20:510
400919421690,3chrt4009190-21ps08:36:310
404961321650,4chrt4049611-21ssh10:45:070
407256821640,3chrt4072567-21ssh11:53:510
402403421640,3chrt4023986-21ntp_states09:26:390
398470399164132,21cyclictest29-21kswapd009:36:340
398470399163136,17cyclictest4062719-21kworker/u2:012:17:020
398470399163135,18cyclictest3976592-21kworker/u2:207:30:080
407827821600,4chrt4078277-21ld12:10:550
398470399158129,20cyclictest4053737-21kworker/u2:111:35:040
398470399156126,19cyclictest84-21jbd2/mmcblk0p2-12:25:040
398470399155118,25cyclictest3993070-31find07:40:140
398470399154125,20cyclictest29-21kswapd010:15:270
398470399153122,21cyclictest29-21kswapd011:01:430
398470399151125,18cyclictest4013153-21kworker/u2:009:46:490
398470399150120,21cyclictest29-21kswapd010:26:430
398470399147117,21cyclictest29-21kswapd012:06:440
398564421420,3sleep03985642-21users07:11:240
398470399141114,18cyclictest4078922-21kworker/u2:312:25:110
398470399141111,19cyclictest84-21jbd2/mmcblk0p2-09:10:360
398470399140114,17cyclictest4008490-21kworker/u2:108:49:440
398470399138112,17cyclictest4024798-21kworker/u2:110:02:350
403284221370,2sleep04032843-21ssh09:54:040
398470399136110,17cyclictest3987899-21kworker/u2:107:21:300
398470399136109,18cyclictest4044426-21kworker/u2:011:12:050
398470399135108,17cyclictest4060832-21kworker/u2:211:19:420
398470399134107,18cyclictest4013153-21kworker/u2:009:23:580
398470399134102,21cyclictest3995267-21gzip07:46:210
398470399132105,18cyclictest3976592-21kworker/u2:207:16:160
398470399132105,17cyclictest4044426-21kworker/u2:010:34:040
398470399128101,17cyclictest4013153-21kworker/u2:009:18:100
398470399126100,17cyclictest4050356-21kworker/u2:210:53:330
398470399126100,17cyclictest4024798-21kworker/u2:110:07:400
39847039912496,17cyclictest4073925-21kworker/u2:112:04:240
405056621230,3sleep04050569-21sed10:46:560
39847039912392,19cyclictest84-21jbd2/mmcblk0p2-07:51:060
39847039912294,19cyclictest29-21kswapd008:05:230
39847039912188,22cyclictest112-21systemd-journal08:30:040
39847039911487,18cyclictest3976592-21kworker/u2:207:55:090
39847039911178,22cyclictest4008457-21anacron08:35:000
39847039910781,17cyclictest3997798-21kworker/u2:108:17:150
39847039910477,18cyclictest4013153-21kworker/u2:009:03:340
400243528112,17sleep04002436-21users08:11:240
3984703998049,20cyclictest84-21jbd2/mmcblk0p2-07:10:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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