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2026-07-28 - 22:15
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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 Tue Jul 28, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
884821210,2sleep19265-21cyclictest11:29:191
2682121160,0sleep00-21swapper/009:42:270
2250021060,2sleep20-21swapper/211:15:452
77772970,3sleep20-21swapper/212:10:242
893729232,48sleep10-21swapper/107:09:061
879029234,54sleep30-21swapper/307:07:283
206072910,1sleep20-21swapper/212:23:382
23602900,3sleep20-21swapper/211:13:372
65712860,1sleep30-21swapper/311:03:203
61312850,83sleep2144650irq/27-eth012:33:092
239802850,3sleep20-21swapper/211:53:532
213902840,2sleep20-21swapper/211:30:402
148582830,2sleep114855-21sshd12:15:161
82032800,2sleep32512-21runrttasks09:10:513
229962800,2sleep20-21swapper/209:45:252
137082800,1sleep00-21swapper/009:47:590
134032800,2sleep30-21swapper/312:34:003
4532790,1sleep20-21swapper/209:39:392
35122790,2sleep0926699cyclictest10:55:480
152922780,3sleep20-21swapper/209:19:272
57272770,2sleep35716-21sshd10:56:033
244042770,3sleep0926699cyclictest11:19:440
230702770,2sleep123069-21bash09:23:471
7992760,3sleep0926699cyclictest10:04:380
134932750,0sleep00-21swapper/009:26:150
56452740,3sleep3926999cyclictest10:52:103
200002740,2sleep30-21swapper/309:27:103
55662730,4sleep3926999cyclictest09:50:313
289022730,2sleep20-21swapper/211:27:482
25222730,2sleep20-21swapper/212:29:002
243602730,2sleep224359-21sshd11:23:392
71492720,1sleep30-21swapper/312:02:563
190982720,2sleep219088-21sshd10:57:342
98532700,2sleep20-21swapper/210:31:092
231962620,1sleep023197-21id09:35:090
868325832,4sleep00-21swapper/007:06:040
300402570,4sleep3926999cyclictest09:39:213
8742560,2sleep12512-21runrttasks11:06:151
870525633,10sleep20-21swapper/207:06:232
137252422,38sleep2144650irq/27-eth009:26:192
258302320,2sleep30-21swapper/311:41:553
92812280,3sleep29272-21grep10:05:242
215472281,25sleep228950irq/26-ahci[00011:01:242
63042260,2sleep22024-21nfsd10:27:172
266022260,2sleep22512-21runrttasks10:22:232
282932241,21sleep2144650irq/27-eth011:42:152
26172240,21sleep3144650irq/27-eth011:28:343
240042240,2sleep30-21swapper/311:57:343
108392240,3sleep30-21swapper/310:05:343
926799232,12cyclictest31407-21sshd11:31:491
9267992320,2cyclictest25356-21sshd10:32:541
926799231,14cyclictest0-21swapper/109:17:351
270252230,2sleep10-21swapper/111:16:161
269782230,21sleep1144650irq/27-eth009:42:281
259722230,1sleep00-21swapper/012:20:320
226872230,1sleep10-21swapper/109:45:241
214522230,1sleep10-21swapper/110:17:461
168282230,2sleep116827-21sshd11:52:591
9268992217,4cyclictest22744-21latency_hist10:00:002
61152220,2sleep26108-21sshd10:01:362
235732220,1sleep00-21swapper/011:57:310
188462220,2sleep118841-21sshd09:59:341
926899213,7cyclictest26949-21sshd09:53:112
926899211,17cyclictest144650irq/27-eth010:43:262
926799218,7cyclictest22-21ksoftirqd/112:22:131
926799212,4cyclictest8375-21users12:10:261
926799212,4cyclictest10023-21sshd10:45:191
9267992111,9cyclictest22-21ksoftirqd/111:12:241
926799210,14cyclictest5040-21sshd10:55:581
160422210,2sleep20-21swapper/212:07:482
926799200,3cyclictest144650irq/27-eth011:57:281
40422200,0sleep20-21swapper/209:33:022
926899191,4cyclictest27669-21sshd10:14:322
135632190,17sleep3144650irq/27-eth011:36:553
926999181,12cyclictest25309-21sshd09:42:163
926999180,16cyclictest14483-21bash10:49:223
926999180,16cyclictest0-21swapper/311:30:133
926899180,8cyclictest144650irq/27-eth011:48:202
926899180,17cyclictest33-21ksoftirqd/210:15:122
926799187,4cyclictest0-21swapper/109:05:121
926799185,3cyclictest0-21swapper/112:25:141
926799184,13cyclictest20215-21sshd12:38:371
9267991813,3cyclictest31659-21sshd11:02:311
926799180,6cyclictest17782-21sshd10:28:331
926699180,14cyclictest0-21swapper/011:38:500
926699180,13cyclictest0-21swapper/012:15:130
62742180,16sleep3144650irq/27-eth010:01:373
129052180,16sleep1144650irq/27-eth012:07:271
926999171,4cyclictest29898-21sshd11:46:273
926999170,12cyclictest17910-21sshd11:11:443
926899174,9cyclictest12268-21sshd09:44:242
926899173,9cyclictest20614-21sshd12:00:382
926899173,13cyclictest2024-21nfsd11:35:402
926899173,13cyclictest18972-21sshd10:53:562
9268991712,0cyclictest0-21swapper/211:05:132
926899170,6cyclictest4183-21sshd12:36:312
926899170,15cyclictest25997-21bash10:47:032
926899170,15cyclictest0-21swapper/211:55:572
926799178,7cyclictest8069-21bash11:40:021
926799175,4cyclictest20040-21id10:03:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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