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2026-05-07 - 19:53
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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 Thu May 07, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2143821370,1sleep30-21swapper/312:24:143
1241521220,3sleep02393199cyclictest10:19:560
2704221140,1sleep30-21swapper/310:24:563
2333429332,48sleep30-21swapper/307:05:273
233922920,3sleep02393199cyclictest11:12:020
182212910,1sleep12393699cyclictest11:40:441
192322890,2sleep00-21swapper/012:27:360
243612880,1sleep024363-21nfsd410:00:170
2362328833,43sleep10-21swapper/107:09:061
133602860,2sleep10-21swapper/110:20:021
279742840,0sleep03-21ksoftirqd/009:25:340
247172830,2sleep20-21swapper/211:45:022
195892830,2sleep319590-21sshd09:24:423
174952830,0sleep00-21swapper/012:38:380
285972790,1sleep20-21swapper/210:18:102
258512790,1sleep10-21swapper/112:17:081
2352627733,12sleep20-21swapper/207:07:552
188142770,2sleep20-21swapper/209:52:532
155652760,1sleep30-21swapper/309:38:513
67192750,3sleep32394699cyclictest11:13:453
212482750,3sleep021245-21sshd12:02:280
305912710,2sleep20-21swapper/212:10:312
299272710,1sleep229924-21sshd10:07:482
22392700,4sleep32394699cyclictest11:53:323
190192650,3sleep22394099cyclictest11:40:492
84102610,4sleep12393699cyclictest09:27:151
2343525733,12sleep00-21swapper/007:06:440
235022400,38sleep3144650irq/27-eth009:56:483
80982340,4sleep30-21swapper/312:37:253
57732330,31sleep2144650irq/27-eth012:37:082
301032312,27sleep2144650irq/27-eth011:16:102
262002290,2sleep30-21swapper/311:37:503
136962290,5sleep32394699cyclictest10:16:303
106542290,2sleep10-21swapper/110:55:281
85662280,1sleep08562-21bash12:11:410
164872280,26sleep2144650irq/27-eth010:52:132
164872280,26sleep2144650irq/27-eth010:52:132
77212260,2sleep30-21swapper/311:57:343
26292260,1sleep00-21swapper/009:54:400
184432250,1sleep20-21swapper/210:10:052
168652250,3sleep30-21swapper/312:01:593
144562250,1sleep20-21swapper/208:00:112
125462250,1sleep10-21swapper/110:19:581
124812250,2sleep112477-21cp09:23:471
34282240,2sleep30-21swapper/309:30:343
314292240,3sleep231427-21sshd12:00:092
222252230,21sleep2144650irq/27-eth010:41:562
21532230,1sleep00-21swapper/010:47:090
21532230,1sleep00-21swapper/010:47:080
201032230,0sleep00-21swapper/009:56:240
139092230,1sleep00-21swapper/010:26:540
10842230,1sleep01081-21bash11:05:370
106572230,2sleep30-21swapper/310:59:473
2394099225,3cyclictest10156-21sshd11:28:522
161342220,2sleep32024-21nfsd12:15:563
2394099215,9cyclictest1914-21sshd09:40:432
2394099214,3cyclictest2132-21sshd11:21:002
2394099212,7cyclictest0-21swapper/209:45:212
23940992117,3cyclictest28887-21sshd11:08:592
2394099211,12cyclictest15207-21sshd09:10:102
211552210,2sleep10-21swapper/109:53:091
260312200,2sleep10-21swapper/112:21:081
245432200,1sleep10-21swapper/109:14:341
2394099204,3cyclictest7757-21bash10:26:112
2394099203,10cyclictest0-21swapper/212:30:232
23931992018,1cyclictest0-21swapper/011:29:350
23902200,1sleep22512-21runrttasks08:45:092
199872200,2sleep319988-21sshd10:45:323
199872200,2sleep319988-21sshd10:45:313
137702200,1sleep00-21swapper/012:23:230
268522190,17sleep128950irq/26-ahci[00010:00:301
213092190,2sleep10-21swapper/112:13:061
2394099183,11cyclictest2230-21sshd09:57:592
2394099181,15cyclictest13799-21sshd10:30:182
6232170,4sleep12393699cyclictest09:37:141
276272170,15sleep3144650irq/27-eth007:15:213
2394699172,14cyclictest0-21swapper/309:52:063
2394699170,12cyclictest20115-21sshd10:10:133
2394099174,10cyclictest6505-21sshd09:37:522
2394099173,10cyclictest10891-21sshd09:27:362
2394099172,8cyclictest0-21swapper/211:00:562
2394099171,3cyclictest11191-21sshd11:36:002
2394099171,15cyclictest0-21swapper/210:36:022
2393699170,16cyclictest0-21swapper/111:21:001
2393699170,12cyclictest22745-21sshd09:32:421
2393199177,5cyclictest0-21swapper/010:05:190
23931991712,1cyclictest0-21swapper/012:17:440
2394699167,7cyclictest0-21swapper/308:05:143
2394699166,5cyclictest10476-21sshd12:26:283
23946991611,4cyclictest4662-21sshd09:19:153
23946991611,3cyclictest24196-21sshd09:10:583
2394699160,15cyclictest2024-21nfsd12:05:033
2394699160,15cyclictest19981-21bash12:31:343
2394099167,3cyclictest15848-21sshd11:51:282
2394099166,9cyclictest2807-21sshd10:01:262
2394099166,9cyclictest2024-21nfsd08:07:322
2394099166,9cyclictest1688-21sshd09:22:242
2394099166,3cyclictest3012-21sshd12:25:362
2394099166,3cyclictest2024-21nfsd09:33:322
2394099165,10cyclictest8452-21sshd11:57:382
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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