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2026-06-06 - 13:42
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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 rack5slot7.osadl.org (updated Sat Jun 06, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7607224140,12sleep06573-1kworker/u3:219:01:110
82589910919,48cyclictest31022-21memory21:06:370
82589910516,47cyclictest27750-21irqstats22:31:260
82589910232,51cyclictest0-21swapper23:59:440
82589910216,64cyclictest15729-21irqstats21:56:300
82589910126,57cyclictest0-21swapper22:43:180
82589910118,61cyclictest5311-21df_inode21:26:150
82589910117,22cyclictest3838-21fw_conntrack22:56:140
82589910115,25cyclictest8777-21fw_conntrack21:36:180
82589910016,43cyclictest17348-21df_inode22:01:130
82589910014,65cyclictest26233-21irqstats00:01:240
82589910014,22cyclictest22791-21irqstats23:51:230
8258999917,44cyclictest21533-21ssh22:12:530
8258999917,41cyclictest19644-21users22:07:040
8258999916,22cyclictest8949-21df_inode23:11:060
8258999915,62cyclictest18814-21wc23:40:180
8258999914,50cyclictest25398-21ssh22:24:550
8258999913,66cyclictest30248-21ssh00:12:280
8258999912,49cyclictest19131-21grep23:40:510
8258999911,27cyclictest1440-21ssh00:23:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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