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2026-04-30 - 15:29
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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 Apr 30, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
230849915815,133cyclictest31280-40yum-updatesd-he09:14:320
230849915714,133cyclictest18461-21sshd08:40:330
230849914915,125cyclictest13924-21munin-node11:39:330
230849914915,124cyclictest14851-21fschecks_time11:43:590
230849914914,125cyclictest13015-21tune2fs09:58:570
230849914913,126cyclictest16289-21fschecks_time10:08:590
230849914815,123cyclictest20045-21chrt11:59:170
230849914715,122cyclictest32026-21seq10:57:240
230849914714,123cyclictest29790-21df_inode07:38:530
230849914614,95cyclictest6331-21sh11:18:370
230849914614,123cyclictest4755-21cpu09:33:500
230849914614,122cyclictest848-21users10:59:350
230849914614,122cyclictest4785-21latency_hist11:13:380
230849914514,121cyclictest1854-21fschecks_count12:43:580
230849914514,121cyclictest11367-21grep09:53:570
230849914315,119cyclictest11117-21cat08:19:290
230849914315,117cyclictest26962-21munin-node07:29:140
230849914314,119cyclictest19369-21munin-node10:18:510
230849914215,118cyclictest8454-21if_eth011:24:010
230849914214,117cyclictest23288-21munin-node08:49:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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