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2026-08-06 - 05:11
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Thu Aug 06, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
130752107418sleep13076-21latency_hist19:07:260
131139926485cyclictest12295-21runrttasks21:23:590
1311399262236cyclictest31136-21munin-run22:47:390
1311399262232cyclictest13220-21ssh21:28:220
1311399262193cyclictest18954-21ls19:32:380
1311399259233cyclictest16461-21diskmemload21:42:420
1311399259231cyclictest2719-21lxpanel23:51:200
1311399259229cyclictest26353-21ssh22:25:530
1311399257224cyclictest11796-21ssh23:43:560
131139925680cyclictest22385-21grep22:08:260
131139925571cyclictest7060-21grep23:23:270
1311399255226cyclictest15048-21grep19:14:230
1311399254229cyclictest9438-21ssh23:33:400
1311399254229cyclictest3909-21ssh23:09:050
1311399254226cyclictest2869-21snmpd21:18:240
1311399254225cyclictest21511-21ssh22:04:110
1311399254225cyclictest19987-21ssh00:19:530
1311399253228cyclictest19189-21if_err_eth019:33:080
1311399253228cyclictest16937-21cron00:07:170
1311399253225cyclictest2935-21runrttasks23:07:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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