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2026-05-09 - 07:42
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Sat May 09, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14720993183793,0cyclictest9-21ksoftirqd/000:12:120
14720993103828,0cyclictest0-21swapper23:09:050
147209930931635,0cyclictest17300-21df_inode00:02:270
147209928571421,0cyclictest0-21swapper23:21:370
14720992642757,0cyclictest9-21ksoftirqd/020:01:430
14720992530265,0cyclictest19429-1kworker/0:0H19:01:430
14720992495242,0cyclictest19429-1kworker/0:0H23:36:420
1472099245227,0cyclictest0-21swapper22:46:400
14720992333756,0cyclictest9-21ksoftirqd/022:06:420
14720992317685,0cyclictest1595-21jbd2/hda3-823:41:430
14720992314281,0cyclictest19429-1kworker/0:0H21:01:440
14720992311360,0cyclictest19429-1kworker/0:0H21:21:420
14720992295629,0cyclictest9-21ksoftirqd/022:56:420
14720992253257,0cyclictest19429-1kworker/0:0H22:01:420
14720992250245,0cyclictest19429-1kworker/0:0H21:41:420
14720992223300,0cyclictest19429-1kworker/0:0H22:21:430
14720992220617,0cyclictest13992-21munin-node20:36:420
14720992203272,0cyclictest19429-1kworker/0:0H21:16:420
14720992141252,0cyclictest19429-1kworker/0:0H20:21:410
14720992055662,0cyclictest9-21ksoftirqd/019:41:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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