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2026-03-13 - 06:11
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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 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri Mar 13, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153200,0ktimers/06451sleep19:08:200
15429951234,0cyclictest12651-21latency_hist20:23:090
15429949735,0cyclictest3460-21snmpd21:08:450
15429949527,0cyclictest10458-21mailstats00:03:170
15429948132,0cyclictest1718-21sshd19:13:200
15429948035,0cyclictest19464-21chrt21:03:370
15429947935,0cyclictest3145-21idleruntime-cro23:07:570
15429947733,0cyclictest7802-21mailstats23:43:210
1514680,0ktimers/0299041sleep22:23:060
15429946635,0cyclictest12493-21sh00:17:580
1514630,0ktimers/0321801sleep22:38:490
15429945732,0cyclictest5885-21df23:29:200
1514560,0ktimers/0258251sleep21:51:350
1514550,0ktimers/0222941sleep21:24:170
1514500,0ktimers/089561sleep19:59:010
1514480,0ktimers/0243201sleep21:38:270
154299445104,0cyclictest2493-21munin-node23:03:060
15429944428,0cyclictest3729-21runrttasks00:19:450
15429944334,0cyclictest13093-21grep20:24:210
1514430,0ktimers/067351sleep19:44:220
15429944131,0cyclictest23551-21ssh21:32:570
15429943655,0cyclictest7231-21ssh23:38:250
15429943633,0cyclictest11432-21open_files20:14:090
15429943536,0cyclictest3376-21syslogd22:53:290
15429943430,0cyclictest500-21rm22:45:370
15429943381,0cyclictest3987-21chrt23:14:010
1514320,0ktimers/0275011sleep22:03:090
15429943137,0cyclictest1344-21munin-run22:53:090
15429943133,0cyclictest15499-21awk20:39:210
1514310,0ktimers/0304001sleep22:27:080
15429943031,0cyclictest2684-21sort19:18:440
154299430101,0cyclictest9532-21ssh23:55:200
15429942934,0cyclictest31069-21awk22:30:090
15429942832,0cyclictest20908-21sort21:13:170
15429942731,0cyclictest3434-21nscd00:08:170
1514270,0ktimers/046371sleep23:19:350
15429942627,0cyclictest5804-21sed19:39:000
15429942534,0cyclictest4718-21ls19:33:070
15429942533,0cyclictest4623-21apt19:32:560
15429942531,0cyclictest21809-21ssh21:20:370
15429942432,0cyclictest26210-21diskmemload21:54:210
15429942431,0cyclictest6667-21chrt23:33:450
15429942431,0cyclictest10978-21ssh00:07:490
15429942430,0cyclictest24884-21sshd21:43:210
15429942333,0cyclictest5560-21chrt23:27:450
15429942330,0cyclictest8578-21chrt23:49:490
15429942330,0cyclictest18962-21chrt20:59:210
15429942326,0cyclictest24158-21latency_hist21:38:050
15429942233,0cyclictest14213-21rm00:29:530
15429942135,0cyclictest10425-21ntp_states20:08:290
15429942131,0cyclictest31984-21latency_hist22:37:570
15429942130,0cyclictest3147-21date19:23:160
15429942130,0cyclictest15944-21mailstats20:43:290
15429942034,0cyclictest28092-21ssh22:08:060
15429942033,0cyclictest7939-21mailstats19:53:120
15429942032,0cyclictest3729-21runrttasks23:12:570
15429942031,0cyclictest15548-21ssh00:40:210
15429942031,0cyclictest14670-21awk20:34:170
15429942029,0cyclictest16999-21grep20:48:170
15429941929,0cyclictest13529-21ssh00:26:130
15429941835,0cyclictest17807-21munin-node20:53:210
15429941834,0cyclictest7191-21sshd19:48:200
15429941832,0cyclictest9653-21chrt20:03:410
15429941732,0cyclictest15211-21munin-run00:38:010
15429941730,0cyclictest28882-21chrt22:13:570
15429941230,0cyclictest13683-21env20:28:530
15429941030,0cyclictest28451-21sh22:10:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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