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2026-05-02 - 19:05
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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: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Sat May 02, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
263439914615,121cyclictest4501-21nfs_client11:09:270
263439914614,122cyclictest1966-21seq11:02:540
263439914514,121cyclictest3568-21runrttasks08:14:380
263439914315,62cyclictest3223-21chrt09:25:060
263439914315,119cyclictest12913-21munin-node09:54:450
263439914214,118cyclictest19355-21munin-node10:14:460
263439914114,117cyclictest3568-21runrttasks09:39:110
263439913914,60cyclictest23821-21missed_timers10:29:240
263439913814,63cyclictest3568-21runrttasks09:03:540
263439913814,60cyclictest11949-21latency_hist11:33:500
263439913714,60cyclictest28762-21awk10:44:280
263439913617,110cyclictest26604-21munin-node12:19:160
263439913514,62cyclictest13652-21cut11:39:000
263439913514,35cyclictest20286-21fschecks_count10:19:080
263439913514,30cyclictest24262-21timerwakeupswit12:09:440
263439913514,111cyclictest21654-21munin-node10:24:510
263439913415,56cyclictest22160-21iostat_ios12:04:190
263439913415,50cyclictest31222-21munin-node07:34:000
263439913413,64cyclictest28253-21aten_r4power_en12:24:010
263439913413,35cyclictest3568-21runrttasks08:58:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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