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2026-03-11 - 00:47
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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 Mar 10, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3144521290,5sleep01473399cyclictest11:31:320
1256321250,3sleep31473699cyclictest10:31:203
2090921000,6sleep01473399cyclictest09:35:500
251342970,3sleep00-21swapper/012:10:270
1438229134,45sleep30-21swapper/307:08:513
1422128930,47sleep10-21swapper/107:07:011
128502890,0sleep00-21swapper/010:14:130
103222890,1sleep010313-21sshd09:20:360
64982850,0sleep06496-21unixbench-2d11:25:230
307572850,3sleep10-21swapper/111:56:051
150192850,2sleep20-21swapper/208:20:162
257242840,2sleep32512-21runrttasks09:43:353
235112830,2sleep223508-21sshd11:48:292
4822820,2sleep2480-21bash11:17:312
134962820,3sleep20-21swapper/212:09:212
46542800,2sleep34651-21sshd11:53:233
233532800,4sleep236-21rcuop/210:04:222
205082800,2sleep30-21swapper/309:57:103
115162800,3sleep30-21swapper/311:40:133
50752790,2sleep25074-21bash11:25:172
21672790,2sleep10-21swapper/110:16:271
207462780,2sleep00-21swapper/011:48:110
31172770,2sleep20-21swapper/209:48:302
284242770,0sleep00-21swapper/012:03:500
215422770,3sleep30-21swapper/309:15:093
302252750,2sleep30-21swapper/310:08:393
133282750,2sleep20-21swapper/211:57:592
189742740,4sleep31473699cyclictest10:46:343
179682720,2sleep217965-21sshd10:14:482
274912700,3sleep30-21swapper/311:24:103
178112700,2sleep10-21swapper/112:02:311
83282680,4sleep31473699cyclictest12:19:363
178542660,1sleep31473699cyclictest10:39:343
315032620,4sleep11473499cyclictest10:23:051
1422026035,13sleep00-21swapper/007:07:000
226122590,1sleep122607-21bash10:00:441
1436625533,9sleep20-21swapper/207:08:372
167892390,0sleep016787-21sshd10:28:250
45272340,0sleep14528-21bash11:32:091
259302340,0sleep00-21swapper/011:16:450
307492330,3sleep30-21swapper/311:45:423
20862300,2sleep20-21swapper/209:58:402
110982290,3sleep10-21swapper/110:10:141
76922280,1sleep07690-21sshd10:41:580
277622270,1sleep00-21swapper/011:55:450
205492270,25sleep128950irq/26-ahci[00011:04:491
255012260,24sleep1144650irq/27-eth011:16:431
239032260,24sleep1144650irq/27-eth010:07:541
230572260,2sleep30-21swapper/310:11:403
110572260,2sleep30-21swapper/311:18:413
97382250,1sleep20-21swapper/210:06:152
69962250,3sleep10-21swapper/109:37:521
36072250,4sleep11473499cyclictest09:44:541
319912250,2sleep20-21swapper/210:41:052
204002250,3sleep10-21swapper/111:23:151
7422230,21sleep1144650irq/27-eth011:13:591
321192230,3sleep21473599cyclictest09:37:052
27172230,2sleep12714-21sshd11:35:421
166122230,21sleep3144650irq/27-eth010:28:253
194792220,2sleep20-21swapper/210:35:362
111852220,6sleep1144650irq/27-eth011:47:091
56522210,18sleep3144650irq/27-eth009:48:493
195922210,3sleep20-21swapper/211:37:352
182472210,4sleep11473499cyclictest10:31:571
1473499210,19cyclictest144650irq/27-eth012:38:211
97172200,1sleep041ktimersoftd/012:19:450
226052200,2sleep30-21swapper/311:59:123
1473399200,1cyclictest0-21swapper/012:07:470
235932190,17sleep3144650irq/27-eth009:22:053
1473599191,16cyclictest20673-21sshd09:28:512
1473399190,1cyclictest0-21swapper/012:38:090
117232190,1sleep011716-21sshd09:10:390
14722180,1sleep31473-21bash10:55:123
137092180,16sleep1144650irq/27-eth010:49:341
54252170,15sleep3144650irq/27-eth012:30:193
53042170,2sleep32512-21runrttasks09:52:083
36492170,1sleep30-21swapper/311:32:033
313172170,1sleep231315-21sshd12:11:102
246282170,15sleep3144650irq/27-eth009:29:183
234422170,15sleep1144650irq/27-eth012:06:521
14736991713,3cyclictest10950irq/23-ehci_hcd10:02:033
14736991712,4cyclictest19452-21sshd11:37:343
1473499177,1cyclictest0-21swapper/112:34:401
14734991713,3cyclictest2786-21bash12:11:351
1473499170,4cyclictest13798-21sshd12:20:111
1473499170,4cyclictest13798-21sshd12:20:111
1473399178,8cyclictest0-21swapper/010:04:470
1473399177,9cyclictest6067-21sshd12:30:210
1473399170,1cyclictest0-21swapper/009:57:090
1473399170,15cyclictest4649-21sshd11:21:200
4142160,14sleep310950irq/23-ehci_hcd11:05:593
275552160,2sleep22512-21runrttasks10:15:402
1473699167,2cyclictest9626-21sed12:05:203
1473699162,6cyclictest19880-21bash10:53:363
14736991612,3cyclictest21135-21id12:39:543
1473699160,14cyclictest0-21swapper/310:40:113
1473599161,6cyclictest27297-21sshd11:52:192
14735991613,2cyclictest13069-21sshd10:52:522
14735991612,3cyclictest573-21sshd11:31:432
1473499169,1cyclictest19304-21sshd09:57:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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