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2026-08-02 - 14:29
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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 Sun Aug 02, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14520211416,25sleep014525-21ntp_states07:23:560
155189910114,77cyclictest31389-21sshd11:34:560
155189910026,65cyclictest3568-21runrttasks10:39:210
15518999925,65cyclictest3568-21runrttasks10:23:570
15518999814,75cyclictest4744-21latency08:33:550
15518999726,62cyclictest6021-21latency_hist11:58:240
15518999715,73cyclictest12534-21munin-node08:58:360
15518999714,46cyclictest1849-21munin-node10:04:150
15518999514,72cyclictest20423-21aten_r4power_cu07:43:330
15518999424,61cyclictest17243-21munin-node09:13:360
15518999420,65cyclictest8109-21munin-node12:03:510
15518999414,71cyclictest25396-21sed11:18:250
15518999414,70cyclictest1923-21munin-node11:44:140
15518999324,60cyclictest17357-21aten_r4power_en10:53:350
15518999323,61cyclictest28394-21latency_hist08:08:230
15518999315,68cyclictest16773-21runrttasks09:10:290
15518999314,70cyclictest20795-21cpu12:43:380
617129214,16sleep06174-21df_inode10:18:400
1994129213,16sleep019969-21timerwakeupswit12:39:190
1551899929,72cyclictest11267-21munin-node12:13:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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