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2026-09-11 - 11:15
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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 Fri Sep 11, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
779233122sleep781-21munin-run19:06:150
83599253225cyclictest29828-21ssh21:11:520
83599253176cyclictest26037-21chrt23:14:380
83599249225cyclictest32195-21ls21:21:550
83599249221cyclictest2719-21lxpanel20:46:440
83599249221cyclictest2055-21df21:31:470
83599248220cyclictest2980-21gmain00:35:070
83599247218cyclictest2056-21latency_hist23:52:060
83599246222cyclictest8925-21cat00:21:530
83599246217cyclictest6106-21if_eth021:47:490
83599245218cyclictest4189-21ssh21:39:420
83599243219cyclictest22806-21cpu20:41:300
83599243215cyclictest16079-21munin-run22:31:270
83599243212cyclictest28594-21cpu21:06:330
83599243212cyclictest10141-21munin-node0
83599242219cyclictest28776-21sh23:26:590
83599242217cyclictest2365-21rs:main0
83599242216cyclictest27218-21ssh23:19:480
83599242216cyclictest22060-21grep22:57:190
83599241217cyclictest21867-21sshd22:56:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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