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2025-09-19 - 06:25
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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 Fri Sep 19, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2127821260,4sleep021277-21cut22:42:430
31383210314,16sleep031419-21interrupts23:13:000
2254210215,16sleep02261-21needreboot21:43:100
7457210113,74sleep07512-21aten_r4power_po20:17:430
30320210014,15sleep030372-21munin-node23:08:310
2488210014,15sleep02508-21open_inodes23:23:190
20267210014,16sleep020268-21load00:18:070
2668529914,15sleep026693-21expr22:58:100
18665999914,75cyclictest15555-21munin-node20:43:200
2990029814,16sleep029898-21ntp_states21:28:160
2557529814,16sleep024626-21munin-node00:33:300
1240229814,16sleep012429-21sensors_temp23:53:260
2760729713,15sleep03217-21snmpd00:41:180
70729613,16sleep0705-21ntp_states21:38:180
350429614,15sleep00-21swapper20:03:320
2470629615,16sleep024709-21diskstats22:52:500
2154029614,15sleep021543-21iostat_ios21:02:560
847129514,16sleep08472-21diskstats22:02:500
2784429514,68sleep027845-21munin-node21:22:520
1368729514,16sleep013690-21iostat23:58:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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