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2025-12-02 - 02:52
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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 Tue Dec 02, 2025 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5863266615sleep5866-21unixbench_singl19:02:110
628199258196cyclictest8151-21ntpdc21:33:350
628199254226cyclictest27705-21rm22:56:350
628199252226cyclictest29212-21diskmemload23:02:350
628199251226cyclictest17202-21ntp_states19:52:470
628199250226cyclictest20752-21rt-features20:08:030
628199247221cyclictest14605-21ssh22:01:270
628199247219cyclictest31741-21grep23:13:060
628199247216cyclictest5324-21ssh23:38:360
628199243214cyclictest17068-21sh22:11:440
628199243211cyclictest9043-21memory19:17:190
628199243183cyclictest29482-1kworker/0:1H22:05:330
628199242216cyclictest6595-21if_err_eth019:06:590
628199242215cyclictest2872-21snmpd22:37:420
628199241217cyclictest3468-21ssh23:31:300
628199241216cyclictest3860-21idleruntime23:32:360
628199241213cyclictest13396-21ssh00:14:320
628199241209cyclictest29969-21sshd20:48:050
628199241191cyclictest16131-21grep00:26:570
628199240213cyclictest1372-21diskmemload22:26:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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