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2025-12-04 - 17:03
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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 Thu Dec 04, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/019831-21kworker/0:106:52:120
304379815313cyclictest23991-21processes11:47:360
304379815113cyclictest2996-21runrttasks08:49:510
304379814912cyclictest659-21nfs_client12:17:300
304379814812cyclictest28795-21cstates10:17:410
304379814714cyclictest2238-21aten2.4-expect07:07:430
304379814712cyclictest7897-21mailstats10:57:090
304379814614cyclictest32232-21munin-node07:02:120
304379814613cyclictest2996-21runrttasks10:53:400
304379814612cyclictest2996-21runrttasks09:25:270
304379814513cyclictest2996-21runrttasks08:34:520
304379814512cyclictest21774-21munin-node08:12:310
304379814413cyclictest26367-21latency_hist08:26:590
304379814412cyclictest31111-21idleruntime08:42:130
304379814412cyclictest22242-21nfs_client09:57:290
304379814411cyclictest5064-21df_inode09:02:210
304379814411cyclictest19143-21nfs_client08:02:270
304379814327cyclictest29501-21munin-node12:07:170
304379814313cyclictest3080-21df07:12:160
304379814313cyclictest22232-21nfs_client11:42:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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