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2025-11-27 - 16:09
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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 Nov 27, 2025 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1453821490,4sleep21999099cyclictest11:40:082
2376321450,4sleep11998699cyclictest12:00:551
1120421430,1sleep111160-21sshd10:13:101
479321330,4sleep31999199cyclictest09:22:503
1739621300,2sleep317392-21iostat_ios09:50:163
3042321290,0sleep00-21swapper/011:58:300
1131221270,2sleep111308-21sshd12:26:251
2932321180,1sleep229319-21sshd12:19:322
2892321130,0sleep028924-21sshd10:41:430
19676210732,45sleep30-21swapper/307:09:213
3157721000,2sleep11847-21nfsd11:55:141
7822990,1sleep10-21swapper/111:15:461
300182990,3sleep01998199cyclictest11:51:440
58632970,4sleep00-21swapper/012:31:370
1959029534,39sleep10-21swapper/107:08:141
244512940,2sleep20-21swapper/209:21:252
192612940,2sleep00-21swapper/010:30:400
266192900,1sleep00-21swapper/010:51:330
279032880,2sleep127894-21bash10:58:271
26952880,1sleep02693-21sshd12:20:020
186412880,1sleep11998699cyclictest10:40:351
315442870,1sleep031528-21rm10:55:170
244522860,1sleep10-21swapper/109:24:521
291382840,5sleep11998699cyclictest11:45:001
287252840,1sleep228724-21bash09:18:322
287252840,1sleep228724-21bash09:18:312
212302840,2sleep11998699cyclictest12:21:351
45432830,3sleep21999099cyclictest09:45:422
297182830,1sleep029713-21bash11:12:130
287422830,2sleep128738-21sshd11:28:331
264802830,0sleep00-21swapper/012:16:220
219342810,2sleep121933-21sshd10:30:571
273602790,2sleep10-21swapper/112:16:261
185572790,1sleep10-21swapper/110:20:391
137932790,3sleep21999099cyclictest11:07:182
101752790,0sleep00-21swapper/009:23:230
42972780,3sleep11998699cyclictest09:52:221
25052780,2sleep22506-21sshd09:12:312
108402780,1sleep10-21swapper/110:06:251
47152770,1sleep00-21swapper/011:02:550
32642770,1sleep33263-21bash09:12:353
280852750,1sleep30-21swapper/310:41:383
151072740,4sleep30-21swapper/311:17:173
272012730,2sleep10-21swapper/112:13:391
210932730,4sleep21999099cyclictest11:57:312
155042710,4sleep21999099cyclictest11:30:222
133022710,4sleep31999199cyclictest10:20:133
162752690,4sleep21999099cyclictest10:23:492
187272660,1sleep10-21swapper/110:37:191
319002590,1sleep21999099cyclictest12:36:442
1956525734,11sleep00-21swapper/007:07:570
180562550,0sleep00-21swapper/010:03:470
136012520,2sleep30-21swapper/309:16:573
136012520,2sleep30-21swapper/309:16:573
1963125035,11sleep20-21swapper/207:08:482
89232480,2sleep28920-21sshd10:06:102
112872470,1sleep111288-21bash09:43:121
19990993632,3cyclictest1848-21nfsd09:32:022
125402360,32sleep1135650irq/27-eth009:13:351
252662320,2sleep325267-21bash12:07:183
306892310,29sleep3135650irq/27-eth010:15:133
19986992912,8cyclictest22-21ksoftirqd/112:08:471
288722280,2sleep20-21swapper/210:51:472
19986992813,2cyclictest22-21ksoftirqd/111:51:131
152202280,1sleep30-21swapper/310:50:233
275042270,2sleep31848-21nfsd10:08:113
1998699270,13cyclictest22-21ksoftirqd/109:32:511
86142260,1sleep08541-21sshd11:26:230
326862260,24sleep1135650irq/27-eth009:38:561
19991992610,6cyclictest10950irq/23-ehci_hcd09:37:243
1998699263,17cyclictest22-21ksoftirqd/111:34:471
19986992612,9cyclictest0-21swapper/109:45:341
1998199261,2cyclictest22423-21bash12:00:480
181162260,2sleep218112-21bash12:12:462
109182260,2sleep310909-21diskstats11:00:133
203182250,1sleep30-21swapper/311:30:513
15922250,2sleep30-21swapper/311:38:503
19991992416,6cyclictest28001-21bash09:44:563
19986992412,4cyclictest18164-21sshd11:00:531
181512240,1sleep00-21swapper/010:13:530
105182240,3sleep110521-21sshd10:26:331
241092230,2sleep324110-21id12:00:583
19986992317,4cyclictest789-21sshd11:05:571
19986992314,6cyclictest135650irq/27-eth009:18:391
19986992314,6cyclictest135650irq/27-eth009:18:381
19986992313,6cyclictest6863-21sshd10:15:571
19986992313,3cyclictest0-21swapper/110:47:021
1998199231,13cyclictest0-21swapper/010:35:140
151792230,2sleep215178-21sshd11:14:032
24552220,3sleep21999099cyclictest12:02:002
19991992213,5cyclictest0-21swapper/311:22:263
19990992218,1cyclictest0-21swapper/210:36:252
19986992216,4cyclictest3820-21sshd11:35:421
19986992211,8cyclictest18277-21grep10:00:221
19986992210,3cyclictest3150-21sshd09:25:521
19981992216,4cyclictest22820-21bash11:18:030
137812220,0sleep013768-21sshd09:16:580
137812220,0sleep013768-21sshd09:16:580
1999199217,2cyclictest2807-21bash12:20:033
1999199210,16cyclictest135650irq/27-eth010:32:383
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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