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2026-08-09 - 14:30
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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 Sun Aug 09, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
136521360,0sleep31364-21bash09:53:223
1556521240,3sleep185799cyclictest11:24:241
2359721180,1sleep10-21swapper/109:55:151
1647921180,0sleep20-21swapper/209:51:472
29322990,0sleep00-21swapper/011:49:440
265452940,2sleep226538-21smart_sda10:30:232
64532930,2sleep26455-21sshd09:56:362
117962930,2sleep0848-21cyclictest12:28:120
94932910,0sleep00-21swapper/009:17:150
295772870,2sleep30-21swapper/311:57:523
288772870,0sleep00-21swapper/011:28:320
62922860,3sleep20-21swapper/211:50:022
3276028632,50sleep30-21swapper/307:06:253
261942860,2sleep30-21swapper/312:35:163
88052850,2sleep08806-21id09:25:320
88052850,2sleep08806-21id09:25:320
46228532,38sleep10-21swapper/107:08:281
76062840,2sleep386699cyclictest11:20:463
104432840,1sleep010440-21sshd12:39:420
141472830,0sleep214146-21sshd09:28:552
141472830,0sleep214146-21sshd09:28:552
230502820,1sleep30-21swapper/310:44:193
181422820,2sleep30-21swapper/310:09:123
91222810,3sleep386699cyclictest11:35:253
109892810,1sleep30-21swapper/311:15:213
91282790,1sleep00-21swapper/010:11:180
36662780,2sleep20-21swapper/209:22:222
36662780,2sleep20-21swapper/209:22:222
31832780,2sleep32024-21nfsd12:04:183
177142780,2sleep217705-21sshd11:39:072
223912770,2sleep32024-21nfsd11:30:433
286482750,1sleep028644-21sshd12:32:320
122592750,2sleep20-21swapper/212:25:172
246562740,3sleep085399cyclictest10:06:480
185412740,2sleep286299cyclictest10:03:312
12342740,2sleep21223-21sshd12:18:362
87502730,1sleep10-21swapper/112:22:071
33072720,0sleep00-21swapper/011:58:300
167842720,1sleep10-21swapper/111:30:181
108322720,0sleep00-21swapper/010:51:490
33827131,11sleep20-21swapper/207:06:572
254832700,1sleep225481-21sshd11:42:522
224852690,2sleep30-21swapper/309:05:243
59152680,3sleep286299cyclictest11:32:112
71352670,2sleep17124-21sshd11:38:111
78962650,4sleep386699cyclictest10:31:363
44772630,3sleep085399cyclictest12:13:090
254522630,2sleep085399cyclictest12:03:230
94932600,1sleep386699cyclictest12:13:363
55224732,11sleep00-21swapper/007:09:230
314302373,32sleep2144650irq/27-eth010:28:032
194132330,3sleep20-21swapper/209:12:282
24972310,2sleep10-21swapper/111:29:051
44932300,2sleep20-21swapper/209:30:472
44932300,2sleep20-21swapper/209:30:472
196992300,2sleep10-21swapper/109:32:111
196992300,2sleep10-21swapper/109:32:111
182972280,0sleep018296-21id09:51:580
167842270,2sleep20-21swapper/210:43:462
129502270,1sleep00-21swapper/011:21:150
97442260,2sleep19732-21sshd10:54:391
82062260,1sleep00-21swapper/011:35:220
56752260,24sleep2144650irq/27-eth011:09:082
13692250,1sleep00-21swapper/011:05:350
58652240,2sleep15863-21sshd11:44:081
270822240,2sleep127073-21sshd10:15:591
122532240,1sleep30-21swapper/309:37:103
86299235,9cyclictest1820-21rm11:14:372
86299235,9cyclictest1820-21rm11:14:362
289482230,2sleep10-21swapper/111:49:041
262632230,4sleep10-21swapper/109:49:541
85399220,21cyclictest0-21swapper/010:03:230
56082220,2sleep35607-21id09:16:543
312542220,1sleep10-21swapper/110:28:021
274292220,2sleep327431-21bash11:13:563
274292220,2sleep327431-21bash11:13:563
189202222,18sleep2144650irq/27-eth011:27:392
185012220,2sleep32024-21nfsd11:01:143
86299210,16cyclictest0-21swapper/208:28:252
85799218,1cyclictest18402-21bash12:31:361
85399217,7cyclictest0-21swapper/011:32:170
85399210,2cyclictest26379-21bash09:49:550
123832210,3sleep212380-21sshd12:36:552
100402210,1sleep010013-21sshd10:23:110
85799204,0cyclictest0-21swapper/110:21:151
85799203,10cyclictest0-21swapper/112:36:411
857992015,4cyclictest144650irq/27-eth009:53:551
85399200,2cyclictest14314-21sshd09:57:210
84392200,2sleep18435-21sshd11:03:241
64722200,2sleep185799cyclictest09:22:371
64722200,2sleep185799cyclictest09:22:371
197422200,2sleep119730-21sshd12:02:521
866991912,6cyclictest30445-21sshd09:21:523
866991912,6cyclictest30445-21sshd09:21:523
862991914,3cyclictest28241-21sshd12:23:532
85799190,12cyclictest12115-21sshd11:56:161
85399191,1cyclictest144650irq/27-eth009:22:540
85399191,1cyclictest144650irq/27-eth009:22:540
85399190,1cyclictest8466-21bash09:39:420
85399190,1cyclictest0-21swapper/009:32:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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