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2026-08-06 - 21:54
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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 06, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112349915414,130cyclictest3459-21fschecks_count08:44:070
112349915414,130cyclictest13671-21needreboot12:34:230
112349915314,129cyclictest9984-21fschecks_time09:04:080
112349915313,130cyclictest4946-21runrttasks10:28:590
112349915215,127cyclictest7750-21sshd12:15:460
112349915115,126cyclictest21146-21munin-node11:18:590
112349915114,127cyclictest16160-21awk11:03:470
112349915015,126cyclictest27901-21munin-node11:39:090
112349914915,124cyclictest31505-21smart_hda08:29:370
112349914715,122cyclictest12669-21sshd12:31:080
112349914614,123cyclictest3568-21runrttasks07:29:080
112349914614,122cyclictest20816-21runrttasks07:58:280
112349914515,120cyclictest18298-21cat11:09:140
112349914514,121cyclictest26120-21munin-node08:14:090
112349914514,121cyclictest15944-21seq07:43:220
112349914415,119cyclictest4871-21sshd12:08:460
112349914215,116cyclictest32402-21munin-node10:14:380
112349914214,119cyclictest2128-21ntp_kernel_pll_08:39:250
112349914214,118cyclictest9915-21cpu10:44:010
112349914214,118cyclictest3568-21runrttasks10:25:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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