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2026-07-12 - 15:01
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Sun Jul 12, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
285962156622sleep28594-21ntpdc07:03:380
2930599266235cyclictest1394-21chrt09:47:440
2930599262237cyclictest1306-21sshd07:26:460
2930599260232cyclictest24517-21diskmemload09:25:590
2930599257230cyclictest19412-21ssh11:04:110
2930599256227cyclictest25105-21cut11:29:170
2930599256208cyclictest29249-21munin-run11:48:170
2930599255230cyclictest9556-21sshd08:02:460
293059925472cyclictest108872chrt08:08:220
293059925463cyclictest24075-21irqstats11:24:400
293059925451cyclictest14680-21memory08:24:090
2930599254229cyclictest30515-21latency_hist11:53:340
2930599253230cyclictest12254-21egrep10:33:210
2930599253226cyclictest32370-21rm12:01:100
2930599253225cyclictest29970-21ntp_states09:30:400
2930599253225cyclictest1056-21rm12:06:180
2930599253224cyclictest16545-21ssh10:51:300
293059925269cyclictest19065-21munin-run11:03:090
2930599252225cyclictest26656-21ssh11:36:010
2930599252223cyclictest32056-21ssh09:39:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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