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2026-05-08 - 14:45
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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 May 08, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068421400,3sleep02166999cyclictest10:10:250
2753521270,3sleep02166999cyclictest09:25:440
2405021190,3sleep32023-21nfsd12:35:113
2392021110,2sleep30-21swapper/312:28:013
2129829633,59sleep10-21swapper/107:08:451
162562930,2sleep20-21swapper/210:53:542
272412910,3sleep02166999cyclictest10:26:240
107182910,3sleep30-21swapper/311:11:433
211392900,1sleep041ktimersoftd/009:10:540
2123128930,47sleep30-21swapper/307:07:543
240822880,2sleep224074-21bash11:17:352
213942880,0sleep00-21swapper/009:43:010
221272860,1sleep00-21swapper/012:01:330
232412850,2sleep20-21swapper/211:54:462
55642840,1sleep20-21swapper/211:03:372
306282840,2sleep10-21swapper/109:58:401
117312830,0sleep00-21swapper/011:00:420
265972810,2sleep20-21swapper/210:37:042
265972810,2sleep20-21swapper/210:37:042
18892810,1sleep041ktimersoftd/012:18:240
102292810,1sleep00-21swapper/009:05:170
280092800,2sleep20-21swapper/209:55:012
255972800,0sleep00-21swapper/012:31:480
22552790,2sleep20-21swapper/211:22:562
95312780,2sleep30-21swapper/309:53:003
81332780,1sleep10-21swapper/112:03:551
70422780,0sleep00-21swapper/009:19:470
64542780,1sleep06451-21sshd09:38:000
264472780,2sleep12512-21runrttasks11:58:381
245482780,2sleep224546-21sshd09:25:222
87462770,2sleep30-21swapper/309:16:263
123772770,1sleep10-21swapper/111:31:171
187832760,1sleep32167599cyclictest10:43:093
187832760,1sleep32167599cyclictest10:43:093
234382740,2sleep32023-21nfsd11:32:313
327512730,4sleep12167399cyclictest09:30:221
2124527333,12sleep20-21swapper/207:08:062
92482700,0sleep00-21swapper/011:30:560
79712690,1sleep10-21swapper/112:30:001
41262680,1sleep30-21swapper/311:59:453
198492680,3sleep22167499cyclictest11:46:532
220442660,1sleep20-21swapper/209:39:412
306682630,4sleep12167399cyclictest09:26:111
190722600,3sleep02166999cyclictest11:43:140
2127725328,13sleep00-21swapper/007:08:270
4172420,0sleep0418-21sshd12:14:070
41342320,6sleep22167499cyclictest11:00:002
265852290,2sleep10-21swapper/109:18:241
117122280,1sleep00-21swapper/011:07:520
4702270,25sleep1144650irq/27-eth010:02:181
304442270,24sleep3144650irq/27-eth011:26:193
224532272,23sleep1144650irq/27-eth011:05:211
211272270,2sleep30-21swapper/312:16:393
127672270,2sleep30-21swapper/311:53:233
23302260,24sleep128950irq/26-ahci[00012:22:031
17712260,3sleep32167599cyclictest12:10:183
160082260,1sleep20-21swapper/210:07:382
2167399250,2cyclictest0-21swapper/109:11:471
2167399247,3cyclictest0-21swapper/110:43:241
2167399247,3cyclictest0-21swapper/110:43:241
184382240,0sleep00-21swapper/011:39:090
247372230,2sleep20-21swapper/208:25:212
2167499232,11cyclictest0-21swapper/209:48:592
45512220,2sleep14550-21id10:52:381
295612220,20sleep2144650irq/27-eth009:40:222
256342220,2sleep30-21swapper/310:15:573
2167499226,3cyclictest2024-21nfsd11:33:302
125052220,2sleep30-21swapper/310:07:153
245252210,1sleep224522-21sshd11:29:122
2167399210,19cyclictest0-21swapper/109:44:301
154212210,2sleep02076-21nscd11:12:190
108572210,19sleep3144650irq/27-eth009:20:113
96052200,2sleep30-21swapper/310:45:353
21675992010,5cyclictest2023-21nfsd10:20:143
23042190,17sleep1144650irq/27-eth012:10:211
2167499192,3cyclictest18068-21seq11:43:062
216502192,15sleep3144650irq/27-eth009:14:303
2167599186,10cyclictest7492-21sshd10:10:113
2167599181,16cyclictest44-21ksoftirqd/312:23:283
2167499181,9cyclictest2132-21sshd09:31:462
141152180,4sleep32167599cyclictest09:28:123
318822170,15sleep30-21swapper/308:40:453
318822170,15sleep30-21swapper/308:40:453
2167599178,7cyclictest23122-21timerwakeupswit11:05:233
2167599170,8cyclictest44-21ksoftirqd/309:40:543
2167599170,16cyclictest44-21ksoftirqd/310:25:113
2167499171,11cyclictest3856-21sshd12:36:232
2167499170,11cyclictest144650irq/27-eth007:27:372
2167399178,4cyclictest26012-21sshd10:05:161
21673991712,4cyclictest28075-21sshd09:21:561
21669991715,1cyclictest0-21swapper/010:59:180
298062160,14sleep128950irq/26-ahci[00008:38:151
2167599168,3cyclictest0-21swapper/309:37:223
2167599167,3cyclictest0-21swapper/311:40:143
2167599166,3cyclictest44-21ksoftirqd/312:31:293
2167599165,2cyclictest0-21swapper/310:55:013
2167599164,11cyclictest44-21ksoftirqd/311:39:523
2167599163,9cyclictest44-21ksoftirqd/310:00:143
2167599163,3cyclictest0-21swapper/309:30:513
21675991612,3cyclictest17083-21sshd11:24:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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