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2026-06-19 - 04:03
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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 Fri Jun 19, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6794993466471,0cyclictest26894-21smartctl00:00:130
6794992426251,0cyclictest10473-1kworker/0:1H21:44:150
6794992371520,0cyclictest9-21ksoftirqd/019:59:160
6794992199357,0cyclictest10473-1kworker/0:1H23:39:150
6794992129259,0cyclictest31455-1kworker/0:0H18:59:160
67949919491695,0cyclictest0-21swapper22:59:120
6794991940237,0cyclictest31455-1kworker/0:0H20:59:160
6794991907113,0cyclictest10473-1kworker/0:1H21:59:160
6794991863608,0cyclictest1595-21jbd2/hda3-823:49:260
6794991823759,0cyclictest14101-21munin-node23:14:160
6794991803249,0cyclictest10473-1kworker/0:1H22:34:150
6794991771568,0cyclictest9-21ksoftirqd/019:54:150
6794991761268,0cyclictest10473-1kworker/0:1H00:14:150
6794991748278,0cyclictest31455-1kworker/0:0H20:54:160
6794991746726,0cyclictest9-21ksoftirqd/020:04:160
6794991746298,0cyclictest31455-1kworker/0:0H20:44:180
6794991742290,0cyclictest10473-1kworker/0:1H22:19:150
6794991735210,0cyclictest10473-1kworker/0:1H23:59:150
6794991709223,0cyclictest10473-1kworker/0:1H23:44:170
6794991699619,0cyclictest1595-21jbd2/hda3-819:44:160
6794991694229,0cyclictest10473-1kworker/0:1H21:19:150
6794991683243,0cyclictest10473-1kworker/0:1H22:39:170
6794991676223,0cyclictest10473-1kworker/0:1H00:09:180
6794991651605,0cyclictest1595-21jbd2/hda3-819:04:150
6794991643254,0cyclictest31455-1kworker/0:0H20:39:160
6794991628504,0cyclictest1786-21latency_hist20:34:160
6794991621254,0cyclictest31455-1kworker/0:0H19:34:150
6794991527617,0cyclictest9-21ksoftirqd/022:24:150
6794991525282,0cyclictest10473-1kworker/0:1H23:24:210
6794991519438,0cyclictest9-21ksoftirqd/020:17:010
6794991506648,0cyclictest9-21ksoftirqd/022:09:280
6794991504237,0cyclictest31455-1kworker/0:0H19:46:530
6794991470337,0cyclictest9-21ksoftirqd/000:21:560
6794991456394,0cyclictest9-21ksoftirqd/000:11:530
6794991449605,0cyclictest9-21ksoftirqd/020:24:260
6794991436292,0cyclictest9-21ksoftirqd/019:32:070
6794991420302,0cyclictest10473-1kworker/0:1H21:24:200
6794991417339,0cyclictest31455-1kworker/0:0H19:24:220
6794991400258,0cyclictest10473-1kworker/0:1H21:49:280
6794991396276,0cyclictest10473-1kworker/0:1H21:14:200
6794991393767,0cyclictest20194-21cron21:39:200
6794991391661,0cyclictest9-21ksoftirqd/019:19:210
6794991372473,0cyclictest9-21ksoftirqd/019:09:300
6794991367267,0cyclictest10473-1kworker/0:1H22:44:190
6794991358246,0cyclictest10473-1kworker/0:1H21:09:270
6794991352104,0cyclictest31455-1kworker/0:0H21:04:220
6794991328758,0cyclictest9-21ksoftirqd/023:19:200
6794991312708,0cyclictest9-21ksoftirqd/020:24:150
6794991304639,0cyclictest9-21ksoftirqd/023:09:210
6794991286596,0cyclictest9-21ksoftirqd/021:29:290
6794991276612,0cyclictest9-21ksoftirqd/022:49:290
6794991259290,0cyclictest31455-1kworker/0:0H20:10:370
6794991253588,0cyclictest9-21ksoftirqd/019:14:200
6794991240184,0cyclictest10473-1kworker/0:1H21:54:210
6794991175567,0cyclictest9-21ksoftirqd/018:59:100
6794991154226,0cyclictest31455-1kworker/0:0H19:49:250
6794991144178,0cyclictest10473-1kworker/0:1H22:59:220
6794991093627,0cyclictest9-21ksoftirqd/023:29:290
6794991072581,0cyclictest9-21ksoftirqd/020:29:350
6794991066148,0cyclictest10473-1kworker/0:1H00:29:190
6794991057541,0cyclictest9-21ksoftirqd/022:29:280
6794991040219,0cyclictest10473-1kworker/0:1H23:09:290
6794991034625,0cyclictest9-21ksoftirqd/020:49:270
679499101630,0cyclictest27180-21munin-node22:06:500
679499996387,0cyclictest9-21ksoftirqd/021:35:320
679499841450,0cyclictest9-21ksoftirqd/022:15:530
679499688424,0cyclictest9-21ksoftirqd/023:35:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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