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2025-10-24 - 00:17
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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 Oct 23, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18765231021sleep18764-21munin-node0
1914399272246cyclictest21301-21df_inode09:38:000
1914399268241cyclictest31939-21ssh10:24:000
1914399267239cyclictest16655-21sh11:39:550
1914399260235cyclictest9757-21missed_timers11:09:180
1914399260112cyclictest25842-21ssh09:57:480
1914399259233cyclictest26387-21runrttasks09:59:170
191439925854cyclictest5342-21latency_hist08:27:430
1914399258232cyclictest24017-21ntp_states09:49:110
1914399258231cyclictest28372-21munin-run12:32:320
191439925799cyclictest20894-21ssh11:58:490
191439925795cyclictest3626-21latency_hist10:42:430
1914399257231cyclictest2643-21munin-node07:09:080
1914399257227cyclictest17940-21ssh09:22:570
1914399257225cyclictest13480-21sh11:26:270
1914399256230cyclictest30256-21cpu10:17:320
1914399256229cyclictest6642-21netwatch10:55:470
1914399256108cyclictest31458-21awk07:59:340
1914399255230cyclictest18009-21runrttasks11:46:370
1914399255126cyclictest27994-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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