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2026-03-24 - 16:02
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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 rack7slot0.osadl.org (updated Tue Mar 24, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650590,0irq/26-eth1-rx-0-21swapper/107:05:191
112750570,0irq/25-eth00-21swapper/307:05:023
112750550,0irq/25-eth00-21swapper/207:05:592
120650450,0irq/26-eth1-rx-0-21swapper/007:06:260
21535991814,0cyclictest10289-21bash10:38:290
21535991710,0cyclictest31756-21sshd10:49:510
21535991612,0cyclictest9507-21sshd09:43:050
2153899150,0cyclictest0-21swapper/310:56:313
21535991512,0cyclictest0-21swapper/011:05:410
21535991510,0cyclictest0-21swapper/011:46:210
2153599150,0cyclictest0-21swapper/009:45:180
2153599150,0cyclictest0-21swapper/007:40:100
2153899140,0cyclictest0-21swapper/311:15:213
2153899140,0cyclictest0-21swapper/308:25:203
21537991411,0cyclictest0-21swapper/212:18:182
21537991411,0cyclictest0-21swapper/210:43:382
2153799140,0cyclictest1965-21sshd12:07:022
2153799140,0cyclictest0-21swapper/210:50:152
21536991411,0cyclictest0-21swapper/110:53:271
2153699140,0cyclictest0-21swapper/112:21:021
2153699140,0cyclictest0-21swapper/111:42:001
2153699140,0cyclictest0-21swapper/110:06:591
21535991410,0cyclictest0-21swapper/011:17:470
2153599140,0cyclictest0-21swapper/009:05:000
9950130,0irq/24-0000:00:16841-21sshd10:30:380
41130,0ktimersoftd/010375-21sshd10:12:500
21538991312,0cyclictest0-21swapper/312:32:283
21538991312,0cyclictest0-21swapper/311:52:583
21538991312,0cyclictest0-21swapper/310:52:063
21538991310,0cyclictest28586-21bash09:45:253
2153899130,0cyclictest1005-21sshd10:32:563
2153899130,0cyclictest0-21swapper/310:37:073
2153899130,0cyclictest0-21swapper/310:10:033
2153899130,0cyclictest0-21swapper/307:40:173
21537991312,0cyclictest20845-21sshd09:52:582
21537991312,0cyclictest12155-21sshd09:22:192
21537991311,0cyclictest0-21swapper/209:27:252
21537991311,0cyclictest0-21swapper/208:05:172
21536991312,0cyclictest8528-21sshd11:03:471
21536991312,0cyclictest8528-21sshd11:03:471
21536991312,0cyclictest3684-21sshd11:15:531
21535991312,0cyclictest9644-21sshd09:51:280
21535991312,0cyclictest13430-21diskmemload09:55:390
21535991312,0cyclictest0-21swapper/012:03:330
21535991312,0cyclictest0-21swapper/011:25:400
112750130,0irq/25-eth00-21swapper/309:55:043
351120,0ktimersoftd/30-21swapper/311:47:323
21538991211,0cyclictest0-21swapper/311:44:363
21538991211,0cyclictest0-21swapper/310:49:543
21538991210,0cyclictest0-21swapper/307:45:113
2153899120,0cyclictest16218-21sshd10:43:303
2153899120,0cyclictest0-21swapper/309:16:163
2153899120,0cyclictest0-21swapper/309:00:173
2153899120,0cyclictest0-21swapper/308:15:243
21537991211,0cyclictest0-21swapper/212:02:372
21537991211,0cyclictest0-21swapper/209:40:262
21537991211,0cyclictest0-21swapper/209:36:152
21537991210,0cyclictest0-21swapper/211:10:562
21537991210,0cyclictest0-21swapper/210:07:442
2153799120,0cyclictest0-21swapper/211:56:152
2153799120,0cyclictest0-21swapper/209:59:222
2153799120,0cyclictest0-21swapper/207:40:162
21536991211,0cyclictest32662-21cp09:50:161
21536991211,0cyclictest14163-21sshd09:14:151
21536991211,0cyclictest0-21swapper/110:25:411
21536991210,0cyclictest13430-21diskmemload09:29:211
2153699120,0cyclictest0-21swapper/112:30:061
2153699120,0cyclictest0-21swapper/111:13:541
2153699120,0cyclictest0-21swapper/110:17:201
2153699120,0cyclictest0-21swapper/109:21:481
21535991211,0cyclictest9858-21sshd09:38:550
21535991211,0cyclictest4645-21sshd09:25:270
21535991211,0cyclictest0-21swapper/010:57:350
21535991211,0cyclictest0-21swapper/010:25:090
21535991211,0cyclictest0-21swapper/009:15:120
21535991210,0cyclictest0-21swapper/010:53:090
2153599120,0cyclictest19758-21sshd11:00:530
2153599120,0cyclictest19758-21sshd11:00:530
120650120,0irq/26-eth1-rx-31906-21sshd12:15:160
112750120,0irq/25-eth018-21rcuc/112:01:431
112750120,0irq/25-eth013430-21diskmemload12:11:041
112750120,0irq/25-eth00-21swapper/309:52:523
112750120,0irq/25-eth00-21swapper/112:36:021
41110,0ktimersoftd/010005-21sshd11:55:150
271110,0ktimersoftd/20-21swapper/210:35:092
21538991111,0cyclictest0-21swapper/312:21:133
21538991111,0cyclictest0-21swapper/309:31:083
21538991110,0cyclictest9021-21bash09:43:023
21538991110,0cyclictest7770-21bash11:29:243
21538991110,0cyclictest32537-21bash09:12:223
21538991110,0cyclictest32062-21bash09:29:113
21538991110,0cyclictest28719-21bash11:32:063
21538991110,0cyclictest26998-21sshd10:15:033
21538991110,0cyclictest19847-21bash11:22:223
21538991110,0cyclictest19847-21bash11:22:213
21538991110,0cyclictest14024-21bash10:00:233
21538991110,0cyclictest13430-21diskmemload09:23:353
21538991110,0cyclictest11969-21bash12:29:523
21538991110,0cyclictest0-21swapper/311:57:103
21538991110,0cyclictest0-21swapper/310:27:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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