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2025-11-20 - 07:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack8slot7.osadl.org (updated Thu Nov 20, 2025 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17908991918,1cyclictest60250irq/125-lan22:16:572
17908991918,1cyclictest60250irq/125-lan21:00:222
17908991918,1cyclictest60250irq/125-lan00:23:332
17908991817,1cyclictest60250irq/125-lan21:40:222
17908991817,1cyclictest60250irq/125-lan20:15:142
17913991717,0cyclictest8876-21fwupd20:34:113
17908991717,0cyclictest60250irq/125-lan23:27:492
17908991717,0cyclictest60250irq/125-lan21:57:202
17908991717,0cyclictest60250irq/125-lan20:35:122
17908991716,1cyclictest60250irq/125-lan22:30:202
17908991716,1cyclictest60250irq/125-lan22:06:452
17908991716,1cyclictest60250irq/125-lan20:40:142
17908991616,0cyclictest60250irq/125-lan23:33:412
17908991616,0cyclictest60250irq/125-lan20:50:142
17908991615,1cyclictest60250irq/125-lan23:55:142
17908991615,1cyclictest60250irq/125-lan23:00:182
17908991615,1cyclictest60250irq/125-lan22:55:232
17908991615,1cyclictest60250irq/125-lan22:45:122
17908991615,1cyclictest60250irq/125-lan22:35:212
17908991615,1cyclictest60250irq/125-lan21:25:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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