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2026-09-16 - 04:44
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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 376 highest latencies:
System rack8slot1.osadl.org (updated Wed Sep 16, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1927399449127,0cyclictest0-21swapper23:20:570
19273993151629,0cyclictest0-21swapper23:53:360
19273992975926,0cyclictest2159-21aten2.4_r8power22:43:510
19273992672259,0cyclictest28004-1kworker/0:2H21:53:400
19273992661115,0cyclictest0-21swapper21:33:350
19273992613542,0cyclictest9-21ksoftirqd/021:26:210
19273992607640,0cyclictest9-21ksoftirqd/022:53:390
19273992591305,0cyclictest28004-1kworker/0:2H20:08:400
19273992419184,0cyclictest28004-1kworker/0:2H21:33:390
19273992407310,0cyclictest28004-1kworker/0:2H18:53:390
19273992390753,0cyclictest15155-21munin-node21:48:400
19273992387567,0cyclictest21023-21latency_hist18:58:400
19273992372338,0cyclictest28004-1kworker/0:2H22:48:390
19273992367678,0cyclictest9-21ksoftirqd/019:58:400
19273992315246,0cyclictest28004-1kworker/0:2H22:28:390
19273992307302,0cyclictest28004-1kworker/0:2H21:08:400
19273992300683,0cyclictest9-21ksoftirqd/019:33:400
19273992294194,0cyclictest28004-1kworker/0:2H23:38:400
19273992290282,0cyclictest28004-1kworker/0:2H20:43:450
19273992280350,0cyclictest28004-1kworker/0:2H21:18:400
19273992273475,0cyclictest9-21ksoftirqd/023:33:390
19273992270294,0cyclictest28004-1kworker/0:2H19:48:410
19273992265495,0cyclictest9-21ksoftirqd/021:43:430
19273992264326,0cyclictest28004-1kworker/0:2H00:18:390
19273992258276,0cyclictest28004-1kworker/0:2H21:13:400
19273992235264,0cyclictest28004-1kworker/0:2H20:38:400
19273992207580,0cyclictest9-21ksoftirqd/022:58:390
19273992207518,0cyclictest9-21ksoftirqd/023:53:390
19273992191564,0cyclictest19820-21latency_hist20:28:390
19273992188294,0cyclictest28004-1kworker/0:2H20:58:400
1927399216785,0cyclictest28004-1kworker/0:2H20:53:400
19273992160642,0cyclictest9-21ksoftirqd/020:18:390
19273992108282,0cyclictest28004-1kworker/0:2H23:28:390
19273992017283,0cyclictest28004-1kworker/0:2H22:38:390
19273991997248,0cyclictest28004-1kworker/0:2H19:46:220
19273991991256,0cyclictest28004-1kworker/0:2H22:13:400
19273991872659,0cyclictest4450-21runrttasks00:08:370
19273991845612,0cyclictest9-21ksoftirqd/020:23:440
1927399183929,0cyclictest22755-21sendmail-mta20:36:210
19273991797172,0cyclictest28004-1kworker/0:2H00:03:410
19273991787597,0cyclictest1595-21jbd2/hda3-820:48:390
19273991748249,0cyclictest9-21ksoftirqd/023:26:310
19273991748134,0cyclictest28004-1kworker/0:2H23:43:430
19273991746497,0cyclictest31731-21sendmail_mailtr21:03:450
19273991742594,0cyclictest9-21ksoftirqd/019:26:230
19273991723272,0cyclictest28004-1kworker/0:2H00:03:460
19273991705293,0cyclictest28004-1kworker/0:2H22:33:390
19273991663303,0cyclictest28004-1kworker/0:2H20:06:230
19273991649205,0cyclictest28004-1kworker/0:2H23:06:230
19273991637416,0cyclictest9-21ksoftirqd/022:26:210
19273991629281,0cyclictest28004-1kworker/0:2H22:06:230
19273991587478,0cyclictest9-21ksoftirqd/023:16:240
19273991576194,0cyclictest28004-1kworker/0:2H19:53:400
19273991567305,0cyclictest9-21ksoftirqd/019:21:180
19273991560765,0cyclictest22931-21runrttasks19:03:480
19273991546523,0cyclictest25871-21runrttasks19:11:190
19273991542399,0cyclictest9-21ksoftirqd/019:16:140
192739915321009,0cyclictest28004-1kworker/0:2H00:16:140
19273991527292,0cyclictest28004-1kworker/0:2H19:41:120
192739914851118,0cyclictest28004-1kworker/0:2H22:11:050
19273991432411,0cyclictest9-21ksoftirqd/022:21:060
19273991411215,0cyclictest28004-1kworker/0:2H21:39:460
19273991397101,0cyclictest28004-1kworker/0:2H20:16:230
19273991370359,0cyclictest9-21ksoftirqd/022:00:560
19273991221614,0cyclictest10966-21sed23:08:390
10111290,0rcuc/017417-21cron18:48:330
19273991081317,0cyclictest1595-21jbd2/hda3-819:29:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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