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2026-03-11 - 19:35
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Wed Mar 11, 2026 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151151100,0ktimers/092551sleep07:09:120
1302504980,0irq/15-NE200052550irq/11-sym53c8xx10:13:510
525504600,0irq/11-sym53c8x130250irq/15-NE200012:03:330
525504160,0irq/11-sym53c8x130250irq/15-NE200007:43:250
525504140,0irq/11-sym53c8x130250irq/15-NE200011:28:080
1514140,0ktimers/0260301sleep08:44:350
1302504130,0irq/15-NE200022935-21kworker/u4:0+xprtiod12:30:560
1513950,0ktimers/0152971sleep07:42:580
525503910,0irq/11-sym53c8x130250irq/15-NE200010:44:470
1513810,0ktimers/0243641sleep12:37:180
1513750,0ktimers/0299951sleep09:08:010
525503710,0irq/11-sym53c8x130250irq/15-NE200008:42:530
525503670,0irq/11-sym53c8x130250irq/15-NE200007:13:280
1302503670,0irq/15-NE20006883-21kworker/u4:0+xprtiod11:06:350
1513650,0ktimers/0132401sleep11:08:290
1302503640,0irq/15-NE200052550irq/11-sym53c8xx08:09:210
1302503380,0irq/15-NE200052550irq/11-sym53c8xx08:03:320
1302503270,0irq/15-NE200052550irq/11-sym53c8xx10:53:120
1302503240,0irq/15-NE200052550irq/11-sym53c8xx07:49:100
1302503060,0irq/15-NE200052550irq/11-sym53c8xx08:18:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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