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2026-08-27 - 19:57
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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 Aug 27, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
357325940,5sleep03572-21sshd07:30:080
37919910315,78cyclictest15374-21diskstats08:06:150
3791999813,76cyclictest18835-21fschecks_count11:36:180
3791999715,73cyclictest32453-21munin-node12:16:510
3791999715,72cyclictest17208-21munin-node08:11:240
3791999614,73cyclictest23474-21aten_r4power_cu11:51:090
3791999614,43cyclictest12097-21sh12:55:590
3791999514,72cyclictest8288-21seq09:22:570
3791999514,72cyclictest20089-21aten_r4power_po08:21:090
3791999315,69cyclictest2587-21df_abs12:26:130
3791999315,69cyclictest21467-21chrt11:43:470
3791999315,41cyclictest30082-21fschecks_time08:51:180
3791999314,71cyclictest3568-21runrttasks10:38:060
3791999314,70cyclictest12530-21runrttasks07:56:350
3791999314,69cyclictest7476-21munin-node07:41:240
3791999314,69cyclictest5933-21grep10:56:190
3791999215,68cyclictest9077-21cpu12:46:100
3791999215,66cyclictest27429-21munin-node10:21:480
3791999214,69cyclictest5351-21runrttasks09:15:300
3791999214,69cyclictest26883-21runrttasks12:01:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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