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2025-12-02 - 14:37
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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 Tue Dec 02, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2393427050,4sleep023935-21cut07:08:220
1797421060,4sleep017973-21uniq10:08:330
1879210515,15sleep01882-21iostat_ios10:58:400
255089910015,75cyclictest28948-21df_abs07:23:250
10116210014,16sleep010145-21munin-node09:43:480
33129914,72sleep0361-21munin-node09:13:570
2207029913,15sleep022071-21sshd10:20:270
142929914,15sleep01499-21munin-node09:18:290
1001829814,15sleep010040-21ntpq08:03:480
881529715,16sleep08828-21sensors11:19:000
2616829714,15sleep026170-21missed_timers08:53:460
25508999714,74cyclictest6527-21wc11:13:250
1454629713,15sleep014556-21df09:58:230
1034529616,16sleep010384-21processes11:24:000
2316129514,15sleep023156-21ntp_states10:23:530
2758829413,15sleep027590-21uname07:18:400
25508999413,72cyclictest624-21proc_pri12:33:550
2925129314,16sleep029289-21if_eth009:03:360
25508999316,68cyclictest19690-21fschecks_time11:53:320
25508999314,70cyclictest20103-21unixbench_singl08:34:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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