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2026-04-08 - 18:55
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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 Wed Apr 08, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
130209910416,78cyclictest7077-21munin-node08:36:500
13020999926,64cyclictest20181-21expr09:16:550
13020999923,67cyclictest3568-21runrttasks10:10:450
1300729815,17sleep013017-21latency_hist08:56:190
13020999725,35cyclictest9310-21unixbench_singl10:22:140
13020999714,74cyclictest23749-21unixbench_singl07:47:140
1235529616,55sleep012364-21users07:11:590
13020999515,71cyclictest20717-21chrt07:38:450
2856729414,16sleep027628-21munin-node08:02:130
1643529414,16sleep016443-21df07:26:320
13020999425,60cyclictest11792-21cpu12:11:320
13020999423,34cyclictest16557-21cpu10:46:300
13020999322,62cyclictest6725-21sort11:56:210
13020999318,66cyclictest11680-21cut10:31:320
13020999314,70cyclictest27813-21munin-node09:41:320
13020999314,70cyclictest22183-21sendmail_mailtr12:42:070
13020999221,62cyclictest6720-21munin-node10:16:380
13020999215,68cyclictest3568-21runrttasks11:26:460
13020999215,68cyclictest22244-21date11:02:120
13020999215,67cyclictest352-21fschecks_time08:16:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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