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2026-04-03 - 00:16
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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 Apr 02, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
298012245619sleep29804-21latency_hist07:07:050
2980999284258cyclictest4970-21diskmemload10:12:380
2980999279253cyclictest16226-21ssh10:56:050
2980999270242cyclictest5926-21ping08:02:000
2980999266240cyclictest29584-21ssh11:48:340
2980999263110cyclictest2726-21lxpanel12:26:200
298099926270cyclictest20933-21apt-get11:14:450
2980999261231cyclictest28892-21missed_timers09:39:020
2980999259233cyclictest7268-21munin-run10:22:070
2980999258227cyclictest28386-21netwatch11:43:450
2980999257230cyclictest23386-21ssh09:17:540
2980999256230cyclictest17498-21fschecks_time08:52:360
298099925590cyclictest10848-21runrttasks10:34:530
2980999255230cyclictest13280-21chrt10:44:170
2980999254229cyclictest8282-21ssh10:25:070
2980999254224cyclictest27650-21ssh09:34:070
2980999254224cyclictest14627-21ssh10:49:270
2980999254224cyclictest12807-21cpuspeed08:32:110
2980999254224cyclictest1095-21df07:32:190
298099925288cyclictest31399-21sendmail07:16:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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