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2026-04-19 - 08:12
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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 rack7slot3.osadl.org (updated Sun Apr 19, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2422099270239cyclictest9746-21munin-node0
2422099258230cyclictest2689-21diskmemload22:09:510
2422099257232cyclictest8338-21ssh22:32:430
2422099256231cyclictest31573-21chrt00:06:170
2422099254226cyclictest577-21runrttasks19:44:010
2422099254193cyclictest22729-21ssh23:31:350
2422099253227cyclictest18005-21awk23:12:250
2422099253226cyclictest827-21ssh00:12:490
2422099253224cyclictest26799-21munin-node0
2422099252227cyclictest29085-21/usr/sbin/munin23:57:000
2422099252225cyclictest32064-21chrt19:41:010
2422099252223cyclictest14489-21ssh22:57:380
2422099251224cyclictest18027-21latency_hist21:01:520
2422099251223cyclictest4235-21munin-node0
2422099250225cyclictest2726-21lxpanel23:58:100
2422099250222cyclictest2546-21Xorg21:21:300
2422099250221cyclictest12951-21ifplugd23:39:030
2422099250218cyclictest13250-21ssh22:52:390
2422099250185cyclictest389-21cpu22:01:450
242209924970cyclictest31639-21df21:57:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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