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2026-03-21 - 14:36
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sat Mar 21, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153360,0ktimers/0160111sleep07:10:360
1620199502107,0cyclictest11548-21chrt09:35:390
1620199491116,0cyclictest0-21swapper10:37:560
162019948287,0cyclictest20873-21sshd10:40:040
162019948186,0cyclictest792-21rm12:03:320
162019947833,0cyclictest28917-21chrt11:33:440
162019947369,0cyclictest31834-21ssh11:53:460
162019946787,0cyclictest0-21swapper12:08:430
1514640,0ktimers/087711sleep09:15:290
162019946263,0cyclictest12445-21sendmail-msp09:43:340
1514610,0ktimers/062021sleep09:02:220
162019945534,0cyclictest13891-21ntp_states09:54:200
1620199451126,0cyclictest0-21swapper07:54:010
1514500,0ktimers/098431sleep09:23:480
162019944728,0cyclictest9444-21ssh09:20:590
162019944629,0cyclictest29863-21sed11:40:160
162019944474,0cyclictest34-1kworker/0:1H-kblockd07:43:400
162019944470,0cyclictest24398-21ls11:03:480
162019944374,0cyclictest16242-21irqstats10:08:550
162019944282,0cyclictest17764-21sort07:23:350
162019944178,0cyclictest25992-21sh11:14:400
162019944081,0cyclictest4369-21ssh12:27:400
162019943864,0cyclictest1906-21cron08:43:180
162019943828,0cyclictest6320-21ssh12:41:000
162019943735,0cyclictest22086-21sh10:49:210
162019943535,0cyclictest27808-21ssh11:27:400
1620199435109,0cyclictest25033-21ls07:58:300
162019943339,0cyclictest30982-21wget11:48:480
162019943324,0cyclictest28063-21runrttasks11:28:500
1620199432108,0cyclictest16199-21cyclictest08:53:290
1620199431119,0cyclictest18591-21mailstats10:23:430
162019943074,0cyclictest3236-21apt-get08:48:540
1620199429128,0cyclictest19123-21wc10:28:310
162019942485,0cyclictest22995-21ssh10:55:000
162019942374,0cyclictest17169-21aten_r3power_cu07:18:430
162019942336,0cyclictest13626-21latency_hist09:53:190
162019942332,0cyclictest3376-21syslogd08:18:190
1620199423147,0cyclictest0-21swapper08:28:380
162019942230,0cyclictest25797-21ssh11:13:340
1620199419120,0cyclictest23149-21egrep07:49:210
162019941827,0cyclictest29183-21ntpq08:18:490
1514180,0ktimers/0265021sleep08:04:450
1620199417147,0cyclictest0-21swapper08:33:550
162019941632,0cyclictest31137-21munin-run08:28:210
1620199416135,0cyclictest7364-21basename09:08:200
162019941527,0cyclictest19578-21date07:33:260
1620199415120,0cyclictest16174-21cron07:13:300
162019941482,0cyclictest19636-21latency_hist07:33:300
162019941479,0cyclictest19766-21date10:33:340
162019941447,0cyclictest23581-21ntp_states10:59:120
162019941281,0cyclictest21741-21chrt10:47:390
1620199412123,0cyclictest2557-21ssh12:14:200
1620199410112,0cyclictest12771-21sh09:45:450
162019940783,0cyclictest27380-21df08:09:100
162019940779,0cyclictest14798-21apt-get09:59:170
1620199406123,0cyclictest30188-21latency_hist11:43:490
1514050,0ktimers/011651sleep12:06:150
162019940435,0cyclictest7813-21ls09:09:310
1620199403150,0cyclictest0-21swapper10:17:500
162019940063,0cyclictest10283-21kworker/u4:0-events_unbound09:29:390
162019939836,0cyclictest20677-21date07:38:280
1620199398123,0cyclictest0-21swapper10:04:500
1513980,0ktimers/0267271sleep11:21:020
525503970,0irq/11-sym53c8x130250irq/15-NE200008:43:580
162019939756,0cyclictest5406-21ssh12:33:420
162019939629,0cyclictest4609-21ssh12:28:500
1620199392101,0cyclictest3834-21munin-run12:23:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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