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2025-12-08 - 16:15
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot7.osadl.org (updated Mon Dec 08, 2025 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140200ksoftirqd/015680-21kworker/0:106:56:260
309129812854cyclictest14460-21munin-node11:16:530
309129812558cyclictest30907-21munin-node11:51:550
309129812351cyclictest14472-21mailstats07:46:520
14991230watchdog/018113-21needreboot09:42:150
309129812268cyclictest2064-21egrep07:07:040
309129812151cyclictest8880-21munin-node09:12:170
14991210watchdog/030200-21df_inode10:22:070
309129812061cyclictest21288-21aten2.4-expect09:52:200
309129812055cyclictest2996-21runrttasks11:01:180
309129812054cyclictest2996-21runrttasks09:59:000
309129812054cyclictest10020-21munin-node09:17:010
309129811965cyclictest31144-21runrttasks08:40:250
309129811959cyclictest3538-21df07:12:010
309129811956cyclictest27236-21aten2.4_r3power10:12:100
309129811955cyclictest2996-21runrttasks08:51:450
309129811954cyclictest432-21latency_hist10:31:420
309129811858cyclictest2996-21runrttasks12:04:340
309129811858cyclictest2996-21runrttasks10:20:210
309129811856cyclictest32596-21latency_hist07:01:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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