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2026-09-02 - 06:59
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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 highest latencies:
System rack8slot1.osadl.org (updated Wed Sep 02, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
119729939333867,0cyclictest13575-21cat23:14:300
119729931332049,0cyclictest9-21ksoftirqd/023:55:460
11972992719898,0cyclictest4450-21runrttasks23:54:290
11972992519151,0cyclictest18721-1kworker/0:1H21:54:330
11972992443241,0cyclictest18721-1kworker/0:1H20:54:330
11972992342692,0cyclictest9-21ksoftirqd/021:34:340
11972992326737,0cyclictest21983-21munin-node19:34:330
11972992303495,0cyclictest9-21ksoftirqd/023:14:320
11972992281690,0cyclictest24191-21munin-node21:49:330
11972992281528,0cyclictest9-21ksoftirqd/019:59:340
11972992226265,0cyclictest18721-1kworker/0:1H18:54:330
11972992218274,0cyclictest18721-1kworker/0:1H21:39:330
11972992197261,0cyclictest18721-1kworker/0:1H00:19:330
11972992168287,0cyclictest18721-1kworker/0:1H00:14:330
1197299216434,0cyclictest9-21ksoftirqd/020:49:290
11972992116245,0cyclictest18721-1kworker/0:1H19:39:350
11972992066257,0cyclictest18721-1kworker/0:1H20:14:340
11972992038259,0cyclictest18721-1kworker/0:1H23:34:330
119729920271900,0cyclictest0-21swapper22:39:310
11972991960270,0cyclictest18721-1kworker/0:1H22:54:330
11972991888793,0cyclictest26775-21which21:59:370
11972991878698,0cyclictest9-21ksoftirqd/019:14:350
11972991875286,0cyclictest18721-1kworker/0:1H20:19:330
11972991862306,0cyclictest18721-1kworker/0:1H22:49:330
11972991841276,0cyclictest18721-1kworker/0:1H18:54:290
11972991816694,0cyclictest4610-21munin-node22:39:330
11972991791185,0cyclictest18721-1kworker/0:1H21:14:340
11972991774687,0cyclictest1595-21jbd2/hda3-822:29:330
11972991761288,0cyclictest18721-1kworker/0:1H18:59:340
11972991745242,0cyclictest18721-1kworker/0:1H22:09:330
11972991734306,0cyclictest18721-1kworker/0:1H21:09:330
11972991729276,0cyclictest18721-1kworker/0:1H21:19:330
11972991723296,0cyclictest18721-1kworker/0:1H20:29:330
11972991708314,0cyclictest18721-1kworker/0:1H23:29:370
11972991708275,0cyclictest18721-1kworker/0:1H19:09:330
11972991701682,0cyclictest9-21ksoftirqd/020:39:330
11972991699818,0cyclictest30961-21munin-node20:09:330
11972991692572,0cyclictest9-21ksoftirqd/019:29:340
11972991657738,0cyclictest9-21ksoftirqd/023:19:330
11972991650526,0cyclictest9-21ksoftirqd/023:59:350
11972991649792,0cyclictest19076-21seq21:29:330
11972991649509,0cyclictest9-21ksoftirqd/020:49:330
11972991629257,0cyclictest18721-1kworker/0:1H22:14:320
11972991606465,0cyclictest9-21ksoftirqd/019:19:330
11972991602544,0cyclictest9-21ksoftirqd/000:09:330
11972991520163,0cyclictest18721-1kworker/0:1H19:54:340
11972991494685,0cyclictest9-21ksoftirqd/022:24:440
11972991492603,0cyclictest9-21ksoftirqd/022:46:360
11972991459169,0cyclictest18721-1kworker/0:1H23:06:350
11972991449666,0cyclictest9-21ksoftirqd/020:04:440
11972991444795,0cyclictest22955-21basename21:44:430
11972991444234,0cyclictest18721-1kworker/0:1H19:04:440
11972991433339,0cyclictest18721-1kworker/0:1H22:04:440
11972991413542,0cyclictest9-21ksoftirqd/019:44:440
11972991412276,0cyclictest18721-1kworker/0:1H20:24:450
11972991402187,0cyclictest18721-1kworker/0:1H21:06:350
11972991391268,0cyclictest18721-1kworker/0:1H20:59:350
11972991376265,0cyclictest18721-1kworker/0:1H23:26:340
11972991368297,0cyclictest18721-1kworker/0:1H20:36:350
11972991327625,0cyclictest9-21ksoftirqd/022:59:390
11972991322737,0cyclictest9-21ksoftirqd/019:49:370
11972991314265,0cyclictest18721-1kworker/0:1H23:39:360
11972991275264,0cyclictest18721-1kworker/0:1H22:19:370
11972991179727,0cyclictest27339-21sendmail-mta00:06:350
11972991133697,0cyclictest9-21ksoftirqd/021:24:460
11972991062572,0cyclictest9-21ksoftirqd/023:44:450
11972991049299,0cyclictest18721-1kworker/0:1H19:24:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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