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2026-04-24 - 02:41
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot7.osadl.org (updated Fri Apr 24, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/015298-21kworker/0:119:05:100
165989814712cyclictest17389-21kernelversion22:40:200
165989814112cyclictest29184-21munin-node19:50:000
165989813912cyclictest29675-21runrttasks21:35:170
165989813815cyclictest19003-21entropy21:00:210
165989813512cyclictest7531-21munin-node22:10:060
165989813312cyclictest28112-21nfs_client23:15:160
165989813213cyclictest24827-21awk21:20:090
165989813213cyclictest23661-21cut19:30:200
165989813213cyclictest16804-21latency_hist20:54:480
165989813212cyclictest7439-21latency_hist20:24:470
165989813113cyclictest15962-21interrupts22:35:280
165989813112cyclictest32369-21df21:45:040
165989813112cyclictest31358-21aten2.4_r3power21:40:220
165989813112cyclictest31020-21df_inode19:55:100
165989813013cyclictest23419-21aten2.4_r3power21:15:130
165989813012cyclictest2792-21runrttasks20:15:280
165989813012cyclictest17669-21aten2.4_r3power00:25:310
165989813011cyclictest27549-21latency_hist21:29:470
165989812928cyclictest14162-21nfs_client22:30:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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