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2026-08-29 - 05:04
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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 Sat Aug 29, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/030131-21kworker/0:018:56:380
6939816213cyclictest8775-21apt-get21:11:380
6939816213cyclictest7241-21df21:06:420
6939816113cyclictest29841-21runrttasks22:19:010
6939816013cyclictest25694-21idleruntime22:06:380
6939815513cyclictest27136-21munin-node23:56:590
6939815414cyclictest11989-21df_inode23:06:480
6939815412cyclictest31754-21latency_hist22:26:260
6939815412cyclictest22544-21munin-node21:56:500
6939815313cyclictest5619-21munin-node19:16:500
6939815312cyclictest24919-21cstates23:47:090
6939815311cyclictest17133-21timerandwakeup21:37:060
6939815114cyclictest7627-21awk19:21:550
6939815114cyclictest21030-21munin-node20:06:350
6939815112cyclictest10997-21latency21:17:080
6939815112cyclictest10678-21nfs_client23:01:550
6939815012cyclictest34952sleep000:23:320
6939815012cyclictest27464-21cpu20:26:470
6939814913cyclictest4084-21munin-node19:11:590
6939814913cyclictest32092-21cpu20:41:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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