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2026-04-18 - 02:30
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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 Sat Apr 18, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7311285816sleep7317-21sh19:06:290
738599257232cyclictest8960-21cat19:12:400
738599252227cyclictest3209-21sshd21:10:490
738599245218cyclictest13328-21df_inode21:52:290
738599242178cyclictest31071-21latency_hist20:51:550
738599240214cyclictest7585-21ssh23:39:370
738599240214cyclictest19146-21fschecks_time00:27:410
738599240214cyclictest15986-21cat19:43:020
738599239174cyclictest2953-21runrttasks22:22:180
738599239174cyclictest15601-21ssh22:01:420
738599237213cyclictest18627-21ssh00:25:360
738599237211cyclictest3937-21ssh23:24:350
738599236211cyclictest13622-21diskmemload00:04:510
738599235210cyclictest7949-21grep19:07:490
738599235206cyclictest11078-21ssh21:43:260
738599235205cyclictest25523-21ssh22:41:420
738599235204cyclictest6265-21rm21:23:330
738599235168cyclictest21229-21ssh00:36:060
738599233210cyclictest14361-21chrt21:56:320
738599233172cyclictest8636-21rm21:33:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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