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2026-07-23 - 17:11
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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 Thu Jul 23, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30910280122sleep30909-21munin-node0
3180999263236cyclictest29265-21ssh11:40:260
3180999260232cyclictest22539-21latency_hist08:48:050
3180999260227cyclictest12074-21ssh10:24:140
3180999260186cyclictest579-21munin-node0
318099925754cyclictest5149-21munin-run12:17:500
3180999256225cyclictest6361-21munin-node0
318099925550cyclictest6001-21munin-run09:58:050
318099925446cyclictest18204-21irqstats08:28:420
3180999254226cyclictest2935-21runrttasks07:33:590
3180999254226cyclictest26972-21diskmemload11:14:330
3180999254226cyclictest13424-21modprobe10:29:550
3180999254209cyclictest9788-21perl10:14:040
3180999252222cyclictest7040-21sh12:25:160
318099925069cyclictest2719-21lxpanel07:53:060
318099925052cyclictest23188-21munin-node0
3180999250220cyclictest10943-21if_eth010:19:160
3180999249225cyclictest31870-21/usr/sbin/munin11:53:090
3180999249215cyclictest28708-21df_inode11:38:420
3180999248219cyclictest25449-21fschecks_time11:23:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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