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2026-05-15 - 18:22
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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 Fri May 15, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
176482144726sleep17649-21netwatch07:09:480
1771099253219cyclictest17148-21munin-node0
1771099252223cyclictest17362-21ssh11:48:270
1771099251192cyclictest25956-21idleruntime-cro10:04:440
1771099248181cyclictest497-21df_inode10:35:310
1771099245215cyclictest26317-21ssh12:27:280
1771099244218cyclictest26563-21memory10:06:380
1771099244218cyclictest23050-21mailstats07:31:440
1771099242217cyclictest18447-21diskmemload11:53:050
1771099242217cyclictest14609-21if_eth009:16:130
1771099241216cyclictest3623-21runrttasks08:28:210
1771099241182cyclictest2935-21runrttasks10:54:060
1771099240210cyclictest29333-21sh10:19:400
1771099239214cyclictest2171-21diskmemload10:41:540
1771099239208cyclictest29320-21ifplugd08:33:310
1771099239167cyclictest20067-21df_inode12:00:380
1771099238213cyclictest2980-21gmain11:42:490
1771099238211cyclictest1944-21runrttasks08:21:280
1771099237213cyclictest10504-21runrttasks08:58:170
1771099237212cyclictest15292-21ssh11:39:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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