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2026-07-15 - 07:05
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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 Jul 15, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205559932253139,0cyclictest0-21swapper00:02:360
205559928321568,0cyclictest0-21swapper23:57:330
2055599282823,0cyclictest0-21swapper23:44:450
20555992720172,0cyclictest26740-1kworker/0:1H23:57:370
20555992598289,0cyclictest26740-1kworker/0:1H20:37:370
20555992589251,0cyclictest26740-1kworker/0:1H20:57:370
20555992508261,0cyclictest26740-1kworker/0:1H00:12:370
20555992477230,0cyclictest26740-1kworker/0:1H19:02:370
20555992454657,0cyclictest9-21ksoftirqd/020:27:400
20555992449254,0cyclictest26740-1kworker/0:1H19:42:380
20555992387202,0cyclictest26740-1kworker/0:1H19:52:370
20555992386652,0cyclictest9-21ksoftirqd/021:57:360
20555992353265,0cyclictest26740-1kworker/0:1H23:17:370
20555992345629,0cyclictest0-21swapper22:37:370
20555992338272,0cyclictest26740-1kworker/0:1H19:37:370
20555992337669,0cyclictest9-21ksoftirqd/022:42:370
20555992337411,0cyclictest31412-21chrt22:32:370
20555992337232,0cyclictest26740-1kworker/0:1H21:32:360
20555992330249,0cyclictest26740-1kworker/0:1H23:12:370
20555992309547,0cyclictest1595-21jbd2/hda3-823:22:360
20555992307253,0cyclictest26740-1kworker/0:1H23:02:360
20555992306262,0cyclictest26740-1kworker/0:1H19:22:370
20555992300587,0cyclictest0-21swapper23:37:370
20555992290616,0cyclictest9-21ksoftirqd/021:22:380
20555992289283,0cyclictest26740-1kworker/0:1H20:02:370
20555992283577,0cyclictest9-21ksoftirqd/023:32:370
20555992281278,0cyclictest26740-1kworker/0:1H20:12:370
20555992269574,0cyclictest0-21swapper22:12:370
20555992261165,0cyclictest26740-1kworker/0:1H21:52:360
20555992257557,0cyclictest14187-21cat21:42:370
20555992250556,0cyclictest28928-21latency_hist20:52:370
20555992246547,0cyclictest0-21swapper22:02:370
20555992240355,0cyclictest26740-1kworker/0:1H20:22:370
20555992205290,0cyclictest26740-1kworker/0:1H00:17:370
20555992204304,0cyclictest26740-1kworker/0:1H22:52:360
20555992124375,0cyclictest26740-1kworker/0:1H20:42:370
20555992110497,0cyclictest9-21ksoftirqd/023:07:400
20555992056186,0cyclictest26740-1kworker/0:1H19:17:380
20555992010215,0cyclictest26740-1kworker/0:1H22:57:370
20555991994230,0cyclictest26740-1kworker/0:1H20:47:410
2055599196034,0cyclictest4435-21munin-node21:20:100
20555991957319,0cyclictest26740-1kworker/0:1H21:27:410
20555991928303,0cyclictest26740-1kworker/0:1H21:07:410
205559919171852,0cyclictest26106-21seq22:17:360
20555991908288,0cyclictest26740-1kworker/0:1H20:32:370
20555991893101,0cyclictest26740-1kworker/0:1H22:07:410
20555991865177,0cyclictest26740-1kworker/0:1H00:07:390
20555991813542,0cyclictest1595-21jbd2/hda3-820:07:410
20555991803191,0cyclictest26740-1kworker/0:1H19:57:380
20555991793688,0cyclictest32343-21cron21:02:380
20555991793587,0cyclictest9-21ksoftirqd/023:47:410
20555991790587,0cyclictest9-21ksoftirqd/019:07:420
20555991786654,0cyclictest9-21ksoftirqd/022:27:410
20555991711507,0cyclictest9-21ksoftirqd/019:27:410
20555991635282,0cyclictest26740-1kworker/0:1H22:47:410
20555991517523,0cyclictest9-21ksoftirqd/021:14:590
20555991461506,0cyclictest9-21ksoftirqd/018:59:510
20555991446164,0cyclictest26740-1kworker/0:1H00:22:360
20555991438626,0cyclictest9-21ksoftirqd/021:50:100
20555991411290,0cyclictest9-21ksoftirqd/021:39:540
20555991384162,0cyclictest26740-1kworker/0:1H19:32:380
20555991355457,0cyclictest9-21ksoftirqd/019:14:500
20555991320319,0cyclictest7183-21tune2fs19:49:560
20555991313304,0cyclictest9-21ksoftirqd/022:24:570
20555991255291,0cyclictest17821-21perl20:19:590
10112290,0rcuc/018698-21cron18:52:300
20555991221617,0cyclictest9-21ksoftirqd/023:27:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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