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2026-03-24 - 23:37
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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 Mar 24, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
209299913616,109cyclictest12902-21munin-plugin-st10:09:460
209299913414,110cyclictest27686-21munin-node10:54:590
209299913114,107cyclictest8629-21needreboot08:15:230
209299912914,106cyclictest32696-21if_eth007:50:110
209299912914,105cyclictest31048-21munin-node07:45:090
209299912814,104cyclictest24201-21munin-node07:24:560
209299912714,76cyclictest31051-21fschecks_time09:25:070
209299912614,102cyclictest24369-21aten_r4power_cu10:44:560
209299912514,73cyclictest654-21processes09:30:320
209299912514,101cyclictest8002-21seq09:54:330
209299912415,100cyclictest8449-21munin-node11:35:040
209299912414,101cyclictest14722-21munin-node11:55:210
209299912314,99cyclictest25811-21munin-node07:30:370
209299912215,96cyclictest19407-21munin-node08:49:570
209299912114,98cyclictest3568-21runrttasks08:22:310
209299912114,97cyclictest3541-21munin-node08:00:110
209299912114,97cyclictest13209-21wget11:49:580
209299912114,95cyclictest3356-21munin-node11:19:580
209299912016,94cyclictest26779-21timerandwakeup09:10:390
209299912014,97cyclictest24641-21idleruntime09:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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