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2026-06-07 - 16:16
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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 Jun 07, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3027021270,4sleep1662999cyclictest11:55:071
457621180,3sleep3663199cyclictest09:43:243
285172980,0sleep00-21swapper/010:37:440
6472950,2sleep2646-21sshd10:27:472
201662950,3sleep10-21swapper/111:07:101
204032940,2sleep120397-21bash09:19:221
281702910,4sleep2663099cyclictest11:47:382
297832890,4sleep1662999cyclictest10:52:471
317352870,1sleep231736-21sshd10:24:162
259412870,0sleep125939-21sshd12:02:041
102232850,0sleep00-21swapper/010:28:490
629828432,43sleep10-21swapper/107:09:181
303032830,1sleep30-21swapper/311:33:243
198112830,2sleep219812-21sshd10:55:132
637228233,45sleep30-21swapper/307:09:593
49562820,2sleep10-21swapper/111:16:231
139122820,2sleep313909-21sshd10:47:053
37632810,3sleep3663199cyclictest11:27:083
243542810,3sleep0662899cyclictest10:55:340
193582810,1sleep10-21swapper/110:19:291
64852770,0sleep041ktimersoftd/011:55:530
63032770,0sleep00-21swapper/009:28:590
141222770,1sleep10-21swapper/110:47:061
90932760,4sleep3663199cyclictest09:21:273
232712750,1sleep20-21swapper/210:52:052
135402750,1sleep20-21swapper/211:56:442
308462740,2sleep20-21swapper/211:51:352
263252740,1sleep10-21swapper/112:32:581
249272740,2sleep20-21swapper/212:32:472
3522720,2sleep0662899cyclictest09:42:570
286112710,2sleep128610-21bash09:52:491
223612710,1sleep30-21swapper/311:39:533
30712700,4sleep2663099cyclictest09:24:362
61362660,2sleep10-21swapper/112:10:541
275162650,2sleep30-21swapper/309:05:173
635125833,12sleep20-21swapper/207:09:462
615525732,22sleep00-21swapper/007:07:320
663199325,6cyclictest8624-21sshd10:42:313
170862290,1sleep00-21swapper/011:32:010
663199284,22cyclictest0-21swapper/312:16:303
205062280,0sleep120499-21sshd11:39:401
69502270,2sleep30-21swapper/311:52:323
663199273,16cyclictest31503-21sshd09:49:443
663199273,13cyclictest9389-21sshd10:04:353
663199265,7cyclictest144650irq/27-eth011:14:083
663199253,12cyclictest23039-21sshd09:16:073
309452250,23sleep1144650irq/27-eth009:46:081
663199244,8cyclictest23725-21sshd09:55:373
663199244,7cyclictest144650irq/27-eth011:22:013
663199243,7cyclictest2022-21nfsd10:15:423
663199243,19cyclictest6063-21sshd10:38:493
86112230,2sleep18598-21sshd09:57:331
663199236,3cyclictest28950irq/26-ahci[00010:51:023
663199234,7cyclictest30678-21sshd10:20:323
663199234,6cyclictest144650irq/27-eth010:09:123
663199234,5cyclictest144650irq/27-eth010:57:593
663199234,13cyclictest5243-21sshd11:16:263
663199232,7cyclictest29773-21sshd09:31:473
663199232,13cyclictest16058-21sshd11:57:033
163212230,0sleep10-21swapper/110:12:111
663199226,8cyclictest26997-21sshd10:27:073
663199225,7cyclictest19031-21sshd12:39:343
663199224,6cyclictest144650irq/27-eth009:29:343
663199223,8cyclictest15944-21sshd12:20:173
663199223,7cyclictest9670-21sshd12:11:243
663199223,7cyclictest144650irq/27-eth011:47:243
663199223,17cyclictest10931-21sshd12:07:403
663199222,8cyclictest8843-21sshd11:05:403
663199222,18cyclictest21968-21munin-node08:55:203
663199222,14cyclictest2464-21sshd09:36:143
663199222,13cyclictest4617-21sshd09:50:143
662899220,1cyclictest2023-21nfsd11:10:430
58322220,1sleep00-21swapper/010:00:360
14642220,2sleep22023-21nfsd11:41:042
663199216,6cyclictest2296-21sshd11:41:113
663199214,9cyclictest11518-21latency_hist09:15:013
663199214,15cyclictest17401-21sshd12:31:473
663199212,14cyclictest29395-21sshd10:10:103
663199212,12cyclictest6738-21sshd12:27:073
6631992113,6cyclictest29533-21sshd11:04:263
663199211,12cyclictest31259-21sshd10:31:023
662899210,1cyclictest2023-21nfsd10:23:170
268682210,0sleep00-21swapper/011:29:400
252082210,19sleep2144650irq/27-eth012:17:252
663199204,9cyclictest19002-21nfsd407:35:173
663199204,8cyclictest28560-21bash12:02:213
6630992016,3cyclictest30657-21sshd12:26:102
662999200,19cyclictest0-21swapper/111:54:321
163592201,17sleep2144650irq/27-eth010:05:162
157202200,1sleep20-21swapper/212:08:182
136272200,4sleep10-21swapper/111:20:441
123142200,0sleep00-21swapper/009:47:380
663199194,13cyclictest15152-21runrttasks08:40:063
663199193,7cyclictest2512-21runrttasks07:59:113
663199193,14cyclictest17465-21sshd07:31:353
663199191,16cyclictest3802-21munin-node08:15:173
663099190,7cyclictest0-21swapper/212:10:552
663099190,18cyclictest0-21swapper/207:34:022
55902190,17sleep2144650irq/27-eth011:20:032
229892190,2sleep222988-21bash11:35:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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