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2026-08-02 - 11:10
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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 Aug 02, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
227352149021sleep22738-21uptime19:03:240
2318399265239cyclictest18179-21diskmemload23:36:590
2318399257228cyclictest32235-21ssh00:28:460
2318399254227cyclictest18179-21diskmemload21:51:350
2318399254226cyclictest28590-21munin-node0
2318399250223cyclictest9074-21ssh22:46:380
2318399250185cyclictest12795-21ssh23:03:040
2318399249221cyclictest25850-21ntp_kernel_pll_21:39:500
2318399248218cyclictest11305-21munin-run20:37:420
2318399248216cyclictest24183-21ssh23:53:230
2318399248167cyclictest2869-21snmpd22:58:220
2318399247221cyclictest25865-21cat19:18:420
2318399247221cyclictest20703-21ssh21:18:290
2318399247220cyclictest31661-21ls22:04:380
2318399247218cyclictest19933-1kworker/0:2H00:16:170
2318399247215cyclictest2935-21runrttasks22:50:520
2318399246221cyclictest21743-21cpu23:42:430
2318399246218cyclictest29960-21munin-run19:37:300
2318399246217cyclictest2935-21runrttasks23:28:530
2318399245221cyclictest19933-1kworker/0:2H21:33:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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