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2026-04-21 - 04:57
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Tue Apr 21, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
301612108919sleep30157-21grep19:02:120
3057599274248cyclictest5232-21diskmemload00:03:050
3057599272242cyclictest30821-21cpuspeed23:36:460
3057599264240cyclictest3365-21diskmemload23:56:030
3057599263235cyclictest27632-21ssh21:15:570
305759926095cyclictest23335-21netwatch23:06:370
3057599260236cyclictest11184-21sh22:18:280
3057599260235cyclictest2953-21runrttasks23:23:540
3057599260235cyclictest25346-1diskmemload21:27:140
3057599260235cyclictest14509-21chrt22:31:560
3057599260233cyclictest7363-21cpu19:46:410
3057599259102cyclictest5607-21netwatch21:56:390
305759925896cyclictest17903-21latency20:32:260
305759925879cyclictest4234-21diskmemload21:51:180
3057599258234cyclictest13257-21ssh00:34:560
3057599257233cyclictest16466-21proc_pri22:38:530
3057599257228cyclictest25586-21ssh23:15:460
3057599255226cyclictest24032-21diskmemload23:08:440
3057599254228cyclictest1706-21fschecks_count19:22:000
3057599254225cyclictest7629-21netwatch22:03:550
3057599253227cyclictest5518-21grep19:37:380
3057599253227cyclictest15967-21timerandwakeup20:23:000
305759925288cyclictest6405-21chrt21:59:010
305759925265cyclictest1365-21chrt19:19:560
3057599252227cyclictest9523-21ssh00:20:360
3057599252227cyclictest30571-21cyclictest23:18:070
3057599252223cyclictest21326-21missed_timers20:47:390
3057599251227cyclictest3783-21netwatch23:57:320
3057599251219cyclictest8880-21ssh22:08:530
305759925089cyclictest19337-21chrt20:38:000
3057599250221cyclictest25354-21munin-run21:06:280
305759924985cyclictest358-21rm19:16:290
305759924982cyclictest21037-21latency_hist20:47:040
305759924970cyclictest15597-21ssh22:36:020
3057599249221cyclictest30994-21ssh23:37:250
3057599249220cyclictest12289-21missed_timers20:07:320
3057599249217cyclictest20461-21ssh22:54:330
305759924889cyclictest18601-21fschecks_time22:47:350
3057599248220cyclictest13757-21uptime20:13:040
3057599248218cyclictest1647-21ssh21:41:420
3057599248217cyclictest32674-21pluginstate23:43:360
3057599248217cyclictest30735-21if_eth021:27:540
305759924777cyclictest24219-21latency_hist21:01:470
3057599247223cyclictest10319-21grep19:58:050
3057599247222cyclictest10006-21apt-get22:14:030
305759924688cyclictest7601-21sh00:12:310
305759924685cyclictest9429-21netwatch19:55:330
305759924649cyclictest12075-21ssh22:22:200
3057599246222cyclictest2665-21diskmemload21:44:520
3057599246221cyclictest8115-21uptime19:48:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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