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2025-09-19 - 00:52
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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 Sep 18, 2025 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
149940290watchdog/01804-21kworker/0:106:57:290
156959814912cyclictest5953-21nfs_client09:57:300
156959814712cyclictest16052-21runrttasks12:16:000
156959814613cyclictest2996-21runrttasks12:17:290
156959814312cyclictest8427-21runrttasks08:21:460
156959814212cyclictest24754-21timerandwakeup10:57:380
156959814013cyclictest2996-21runrttasks08:07:150
156959813912cyclictest10679-21nfs_client10:12:320
156959813812cyclictest22635-21cut07:22:230
156959813713cyclictest15690-21munin-node10:47:100
156959813513cyclictest32187-21nfs_client11:22:260
156959813411cyclictest17764-21latency_hist10:36:570
156959813313cyclictest2996-21runrttasks12:09:190
156959813312cyclictest20029-21aten2.4-expect10:42:300
156959813212cyclictest13209-21munin-node08:37:380
156959813112cyclictest3033-21aten2.4-expect09:47:330
156959813112cyclictest23718-21munin-node07:27:060
156959813112cyclictest12337-21aten2.4_r3power12:02:340
156959813112cyclictest10866-21timerandwakeup11:57:410
156959813111cyclictest30146-21latency_hist11:16:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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