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2026-08-15 - 20:38
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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 rack4slot2.osadl.org (updated Sat Aug 15, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502010,0irq/46-4a10000026879-21runrttasks07:08:220
270869912848,0cyclictest7350irq/45-4a10000010:00:010
270869912740,0cyclictest27495-21/usr/sbin/munin07:10:010
270869912641,0cyclictest0-21swapper11:57:370
270869912638,0cyclictest0-21swapper07:35:480
270869912542,0cyclictest0-21swapper09:55:160
270869912542,0cyclictest0-21swapper08:40:160
270869912538,0cyclictest23105-21/usr/sbin/munin11:40:240
270869912456,0cyclictest0-21swapper12:01:270
270869912442,0cyclictest0-21swapper12:35:170
270869912442,0cyclictest0-21swapper11:50:000
270869912440,0cyclictest0-21swapper11:05:250
270869912439,0cyclictest24722-21fschecks_count08:35:080
270869912437,0cyclictest0-21swapper07:59:030
270869912434,0cyclictest9284-21/usr/sbin/munin09:25:050
270869912433,0cyclictest0-21swapper11:28:240
270869912357,0cyclictest0-21swapper09:40:100
270869912349,0cyclictest0-21swapper12:18:230
270869912341,0cyclictest0-21swapper09:10:130
270869912340,0cyclictest0-21swapper10:37:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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