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2026-03-27 - 03:44
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack5slot0.osadl.org (updated Fri Mar 27, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1940621200,2sleep219375-21munin-run22:00:002
8015210633,44sleep10-21swapper/119:07:471
802729138,48sleep30-21swapper/319:07:583
24972880,2sleep12499-21id21:25:411
176782870,2sleep117680-21bash22:42:391
32992860,1sleep10-21swapper/121:41:351
66692850,2sleep20-21swapper/223:54:402
240692850,2sleep30-21swapper/323:52:453
66702840,2sleep26668-21sshd21:54:222
149332830,1sleep30-21swapper/321:35:133
308292820,4sleep136-21rcuop/223:49:391
90762810,1sleep10-21swapper/123:38:571
322492810,2sleep20-21swapper/222:40:392
274112800,2sleep127406-21sshd22:17:051
59992780,3sleep12024-21nfsd22:56:051
796727633,9sleep20-21swapper/219:07:132
70682760,1sleep07063-21bash22:38:050
277512720,3sleep20-21swapper/219:50:182
18352720,2sleep20-21swapper/200:38:292
103942720,2sleep10-21swapper/121:54:501
189382710,0sleep00-21swapper/022:07:550
134832710,0sleep00-21swapper/023:43:290
260972690,4sleep2845099cyclictest00:19:062
199502640,2sleep0844899cyclictest22:03:580
173352640,2sleep117333-21bash22:27:481
25282630,2sleep30-21swapper/323:58:023
42152620,3sleep3845199cyclictest23:31:173
234792600,4sleep2845099cyclictest23:36:492
799425934,4sleep00-21swapper/019:07:300
78322590,0sleep00-21swapper/000:35:180
86462570,3sleep10-21swapper/123:13:401
209232440,0sleep220920-21bash21:47:582
201932410,2sleep20-21swapper/222:39:312
130282390,1sleep113025-21cp23:51:191
37892360,0sleep00-21swapper/023:58:110
186652332,29sleep2144650irq/27-eth021:39:412
258762300,28sleep2144650irq/27-eth022:00:372
148382270,1sleep00-21swapper/022:46:090
167632260,2sleep20-21swapper/200:25:022
322812250,2sleep30-21swapper/300:19:463
161532250,3sleep20-21swapper/222:31:372
261972240,2sleep20-21swapper/221:20:452
8451992317,2cyclictest0-21swapper/322:11:103
6882230,2sleep30-21swapper/322:33:473
220402230,2sleep322036-21sshd22:47:053
155032230,2sleep315493-21sshd23:43:443
39022221,19sleep2144650irq/27-eth023:06:132
212872220,1sleep10-21swapper/122:20:191
240832212,17sleep2144650irq/27-eth023:44:522
153652210,0sleep03-21ksoftirqd/023:00:290
5652200,0sleep00-21swapper/000:23:160
178832200,3sleep10-21swapper/100:25:091
845099193,6cyclictest23839-21id22:12:352
844899190,15cyclictest13911-21id22:42:130
290772190,1sleep10-21swapper/100:34:101
275392190,1sleep00-21swapper/023:23:090
244962190,3sleep22023-21nfsd22:08:372
107712190,17sleep2144650irq/27-eth022:53:152
8449991812,4cyclictest2024-21nfsd21:15:291
8449991811,6cyclictest12638-21sshd00:24:361
844899180,17cyclictest0-21swapper/023:27:020
845199175,0cyclictest0-21swapper/323:39:223
845199170,15cyclictest0-21swapper/323:47:183
845099174,8cyclictest16657-21sshd23:00:372
845099173,10cyclictest0-21swapper/222:23:212
8450991712,3cyclictest30165-21sshd23:34:102
845099171,14cyclictest9345-21sshd00:06:352
845099170,16cyclictest33-21ksoftirqd/220:50:152
844999171,14cyclictest0-21swapper/122:32:471
844999170,15cyclictest0-21swapper/123:34:311
844999170,15cyclictest0-21swapper/121:22:121
844899171,15cyclictest0-21swapper/000:30:570
8451991611,4cyclictest16796-21sshd22:53:533
845199160,14cyclictest3637-21sshd00:09:323
845199160,14cyclictest0-21swapper/322:00:063
845199160,14cyclictest0-21swapper/321:45:093
845099167,7cyclictest0-21swapper/222:55:532
845099164,11cyclictest4148-21bash23:58:132
845099164,11cyclictest10950irq/23-ehci_hcd20:49:542
845099162,7cyclictest8304-21sshd22:26:392
845099162,2cyclictest0-21swapper/223:20:122
8450991612,2cyclictest11837-21sshd23:28:322
844999168,7cyclictest2512-21runrttasks19:17:121
844999167,5cyclictest10950irq/23-ehci_hcd00:04:431
8449991612,3cyclictest2132-21sshd22:13:281
8449991611,4cyclictest2024-21nfsd21:46:141
8449991611,4cyclictest19628-21sshd00:07:441
844999161,13cyclictest0-21swapper/121:55:261
844999161,13cyclictest0-21swapper/120:25:121
844999160,14cyclictest19018-21sshd23:56:011
844999160,14cyclictest0-21swapper/120:55:201
844899164,6cyclictest0-21swapper/022:57:060
844899160,9cyclictest4498-21bash22:18:180
844899160,5cyclictest0-21swapper/022:22:590
844899160,15cyclictest32129-21sshd22:33:400
844899160,15cyclictest0-21swapper/000:05:180
844899160,13cyclictest0-21swapper/019:30:150
132392160,2sleep20-21swapper/219:20:102
845199158,2cyclictest17847-21sshd22:15:543
845199157,4cyclictest17578-21sshd22:07:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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