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2026-08-08 - 09:15
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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 Sat Aug 08, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/028056-21kworker/0:218:58:130
13879816213cyclictest9828-21aten2.4_r3power19:28:150
13879816213cyclictest3986-21latency19:08:310
13879816012cyclictest15875-21munin-node21:33:120
13879815812cyclictest1393-21cstates19:02:510
13879815811cyclictest4610-21latency_hist20:57:490
13879815613cyclictest13208-21missed_timers23:08:310
13879815612cyclictest31388-21aten2.4-expect22:23:150
13879815514cyclictest29855-21nfs_client00:03:180
13879815513cyclictest8397-21munin-node22:53:220
13879815513cyclictest11315-21nfs_client23:03:160
13879815511cyclictest5362-21cpuspeed22:43:250
13879815412cyclictest22216-21needreboot23:38:230
13879815412cyclictest17568-21nfs_client21:38:190
13879815213cyclictest23274-21munin-node20:13:000
13879815213cyclictest18600-21munin-node21:43:100
13879815211cyclictest20544-21aten2.4_r3power23:33:150
13879815113cyclictest13947-21munin-node23:13:300
13879815112cyclictest6340-21df22:48:050
13879815112cyclictest3808-21kernelversion20:53:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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