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2026-03-14 - 17:34
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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 Sat Mar 14, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
70221320,0sleep3693-21sshd11:14:163
2958621320,4sleep32755899cyclictest10:10:003
1962121320,3sleep12754999cyclictest12:16:171
2459321270,4sleep22755499cyclictest09:40:012
1702921150,3sleep12754999cyclictest10:08:021
27177211333,43sleep10-21swapper/107:08:331
26985210433,42sleep30-21swapper/307:06:103
40162960,1sleep04012-21bash11:29:310
65192910,2sleep16506-21sshd10:55:181
60442890,3sleep10-21swapper/111:10:091
324532850,2sleep30-21swapper/312:28:183
128402820,2sleep30-21swapper/310:46:273
50862810,0sleep00-21swapper/009:46:420
15292810,0sleep00-21swapper/009:12:240
229512800,2sleep22024-21nfsd09:20:192
42652790,2sleep10-21swapper/109:12:481
298442760,2sleep129841-21sshd09:40:371
17132730,2sleep20-21swapper/210:05:352
43302720,2sleep10-21swapper/110:40:161
146122710,1sleep214603-21sshd09:48:122
246032680,4sleep12754999cyclictest12:12:091
101992670,2sleep02754599cyclictest10:06:570
292292640,2sleep02754599cyclictest12:27:460
2704225833,22sleep00-21swapper/007:06:510
41262560,2sleep20-21swapper/212:04:082
2708625035,11sleep20-21swapper/207:07:262
163692290,0sleep00-21swapper/009:58:120
44002270,1sleep02023-21nfsd11:19:470
16812250,0sleep00-21swapper/011:39:010
267672240,22sleep3144650irq/27-eth010:43:483
90662230,0sleep00-21swapper/011:40:100
90662230,0sleep00-21swapper/011:40:090
162032230,2sleep20-21swapper/211:46:002
162032230,2sleep20-21swapper/211:46:002
147062220,2sleep20-21swapper/212:25:242
173502210,1sleep30-21swapper/312:35:473
94612200,2sleep30-21swapper/311:55:033
90892200,0sleep041ktimersoftd/010:31:090
87382200,2sleep10-21swapper/111:50:001
87382200,2sleep10-21swapper/111:50:001
16522200,1sleep00-21swapper/010:35:060
2755899190,3cyclictest0-21swapper/311:09:563
27549991916,2cyclictest0-21swapper/112:20:541
107362191,16sleep3144650irq/27-eth012:35:003
2755899180,12cyclictest21354-21sshd10:03:503
2754599180,16cyclictest23242-21sshd10:53:000
164072180,3sleep20-21swapper/210:12:482
38972170,1sleep10-21swapper/110:30:221
27558991710,3cyclictest32133-21sshd10:20:083
2755899170,5cyclictest1752-21sshd11:34:063
27549991711,5cyclictest25164-21sshd12:32:041
2754999170,15cyclictest0-21swapper/112:07:411
2754999170,15cyclictest0-21swapper/110:36:211
2754999170,12cyclictest6431-21sshd11:20:031
2754999170,12cyclictest16287-21sshd11:31:131
311382160,0sleep131137-21df_inode10:10:111
2755899168,3cyclictest10950irq/23-ehci_hcd09:38:203
2755899167,4cyclictest9436-21sshd10:26:203
2755899163,1cyclictest14662-21sshd11:45:463
2755899163,1cyclictest14662-21sshd11:45:463
27558991614,1cyclictest0-21swapper/311:03:483
27558991612,3cyclictest0-21swapper/309:49:143
2755899160,4cyclictest29404-21sshd10:58:543
2755899160,15cyclictest0-21swapper/309:43:543
2755899160,14cyclictest9162-21sed11:55:003
2755899160,14cyclictest0-21swapper/309:15:053
2755899160,11cyclictest27378-21sshd09:30:333
2755899160,11cyclictest27378-21sshd09:30:333
2755499169,3cyclictest9092-21bash10:50:432
2755499162,10cyclictest0-21swapper/211:10:112
27554991612,3cyclictest22347-21sshd10:23:302
27554991612,3cyclictest144650irq/27-eth009:29:262
27554991611,4cyclictest16505-21sshd11:55:572
27554991610,2cyclictest0-21swapper/210:37:212
2755499160,14cyclictest19622-21sshd11:41:382
2755499160,14cyclictest19622-21sshd11:41:382
2755499160,14cyclictest15791-21sshd11:01:382
2754999168,3cyclictest0-21swapper/110:04:181
2754999166,1cyclictest0-21swapper/109:58:331
2754999163,4cyclictest14719-21sshd12:00:371
27549991613,1cyclictest0-21swapper/109:28:421
2754999161,11cyclictest2132-21sshd10:19:301
2754999160,4cyclictest27880-21sshd11:08:311
2754999160,15cyclictest0-21swapper/110:52:201
2754999160,15cyclictest0-21swapper/109:24:321
2754999160,14cyclictest0-21swapper/111:55:431
2754999160,14cyclictest0-21swapper/111:40:031
2754999160,14cyclictest0-21swapper/111:40:031
2754999160,14cyclictest0-21swapper/109:45:581
2754999160,14cyclictest0-21swapper/109:02:241
2754999160,14cyclictest0-21swapper/108:30:141
2754999160,12cyclictest144650irq/27-eth009:17:141
2754999160,11cyclictest8623-21sshd12:29:401
2754599160,15cyclictest0-21swapper/012:05:400
2754599160,15cyclictest0-21swapper/009:28:070
2754599160,12cyclictest0-21swapper/011:00:300
97952150,13sleep3144650irq/27-eth012:19:573
2755899159,1cyclictest3528-21sshd11:19:383
2755899158,6cyclictest0-21swapper/311:40:453
2755899158,6cyclictest0-21swapper/311:40:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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