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2026-06-12 - 20:21
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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 Jun 12, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8157265822sleep8152-21unixbench_singl07:04:540
857299265116cyclictest18390-21tune2fs10:10:070
857299242216cyclictest16710-21df07:44:140
857299241189cyclictest22316-21latency_hist08:09:170
857299240210cyclictest9845-21awk11:50:280
857299240174cyclictest16652-21sed12:19:450
857299235210cyclictest21173-21ssh10:21:480
857299235174cyclictest12208-21ssh09:44:240
857299234208cyclictest26374-21chrt08:25:190
857299234169cyclictest20270-21ssh10:18:360
857299233208cyclictest5756-21ssh11:33:480
857299233208cyclictest13827-21cut07:30:430
857299232207cyclictest22495-21runrttasks10:27:340
857299232205cyclictest28070-21latency_hist08:34:170
857299232167cyclictest4267-21if_eth009:10:350
857299231207cyclictest11662-21sh11:58:340
857299231206cyclictest18452-21ssh12:26:470
857299231204cyclictest7628-21munin-node0
857299230205cyclictest3419-21ssh11:23:580
857299230201cyclictest23519-21ssh10:31:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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