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2026-09-06 - 21:27
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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 Sun Sep 06, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/04772-21kworker/0:106:56:050
155379815311cyclictest23939-21latency_hist09:10:540
155379815214cyclictest11833-21awk12:01:100
155379815213cyclictest28055-21telnet09:21:370
155379815212cyclictest11700-21munin-node10:16:250
155379815112cyclictest11705-21latency_hist08:30:540
155379815013cyclictest6720-21runrttasks11:44:200
155379814913cyclictest26336-21interrupts09:16:310
155379814912cyclictest10764-21aten2.4_r3power11:56:260
155379814812cyclictest28849-21df09:26:100
155379814812cyclictest15175-21aten2.4_r3power12:11:180
155379814713cyclictest25358-21mailstats07:31:050
155379814624cyclictest16763-21aten2.4_r3power10:31:190
155379814613cyclictest30709-21nfs_client09:31:210
155379814612cyclictest17827-21munin-node12:21:180
155379814612cyclictest11352-21sshd10:13:580
155379814512cyclictest28981-21df_inode11:11:160
155379814414cyclictest7076-21munin-node10:01:160
155379814413cyclictest32422-21munin-node07:51:260
155379814412cyclictest2921-21nfs_client11:31:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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