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2023-12-10 - 02:03
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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 Dec 09, 2023 12:43:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745012440,0irq/46-4a10000014172-1kworker/u3:207:03:000
150829912639,0cyclictest0-21swapper11:41:160
150829912542,0cyclictest22845-21aten_r4power_en08:59:090
150829912533,0cyclictest5156-21sshd08:06:240
150829912443,0cyclictest0-21swapper08:53:510
150829912442,0cyclictest0-21swapper08:11:390
150829912433,0cyclictest21177-21runrttasks10:29:030
150829912349,0cyclictest0-21swapper10:46:530
150829912344,0cyclictest0-21swapper11:59:360
150829912343,0cyclictest29919-21df_abs09:19:200
150829912341,0cyclictest14931-21ntp_states08:34:500
150829912341,0cyclictest0-21swapper07:50:070
150829912333,0cyclictest1339-21/usr/sbin/munin07:54:540
150829912250,0cyclictest0-21swapper07:15:560
150829912141,0cyclictest0-21swapper11:56:270
150829912141,0cyclictest0-21swapper07:46:020
150829912140,0cyclictest0-21swapper07:29:360
150829912138,0cyclictest0-21swapper07:10:330
150829912054,0cyclictest0-21swapper09:44:300
150829912052,0cyclictest0-21swapper12:22:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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