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2026-03-19 - 19:52
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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 Thu Mar 19, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26954211917,23sleep027020-21df07:09:260
284869911740,67cyclictest13361-21chrt11:25:040
284869911736,71cyclictest20872-21diskstats11:49:320
284869911641,66cyclictest15105-21sshd08:10:590
284869911535,71cyclictest1217-21munin-node07:29:360
284869911437,67cyclictest11106-21fschecks_count09:39:340
284869911339,64cyclictest32431-21munin-node07:24:590
284869911140,61cyclictest17642-21munin-node08:19:390
284869911140,60cyclictest30456-21wget12:19:250
284869911134,68cyclictest3568-21runrttasks11:42:420
284869911133,41cyclictest3568-21runrttasks08:05:520
284869911032,69cyclictest10771-21munin-node07:59:240
284869911030,70cyclictest13181-21processes09:44:590
284869911030,70cyclictest11261-21fschecks_time11:19:370
284869911028,72cyclictest3568-21runrttasks10:15:250
284869910943,55cyclictest28846-21munin-node10:34:270
284869910938,33cyclictest16615-21munin-node08:15:110
284869910935,64cyclictest30497-21df_abs10:39:290
284869910935,63cyclictest22321-21forks08:34:330
284869910932,68cyclictest27517-21cut10:29:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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