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2026-06-07 - 17:49
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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 Sun Jun 07, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650620,0irq/26-eth1-rx-0-21swapper/307:05:083
112750560,0irq/25-eth00-21swapper/207:07:342
112750560,0irq/25-eth00-21swapper/107:06:291
120750390,0irq/27-eth1-tx-0-21swapper/007:09:440
271180,0ktimersoftd/224497-21sshd11:09:442
18740991511,0cyclictest0-21swapper/010:48:540
18743991413,0cyclictest0-21swapper/311:04:053
18743991411,0cyclictest0-21swapper/309:39:593
1874199140,0cyclictest0-21swapper/109:51:181
1874099140,0cyclictest0-21swapper/008:40:170
112750140,0irq/25-eth03111-21sshd09:57:383
351130,0ktimersoftd/30-21swapper/310:56:183
18743991312,0cyclictest21431-21sshd10:15:113
18743991312,0cyclictest0-21swapper/310:37:153
18743991311,0cyclictest0-21swapper/312:01:573
18743991311,0cyclictest0-21swapper/311:50:203
1874399130,0cyclictest0-21swapper/312:34:273
1874399130,0cyclictest0-21swapper/311:22:543
18742991312,0cyclictest0-21swapper/210:22:172
1874299130,0cyclictest0-21swapper/210:29:432
1874299130,0cyclictest0-21swapper/209:10:572
18741991313,0cyclictest0-21swapper/112:00:081
18741991312,0cyclictest0-21swapper/110:51:361
1874199130,0cyclictest0-21swapper/110:45:121
18740991312,0cyclictest32315-21sshd09:52:120
18740991312,0cyclictest0-21swapper/010:38:550
18740991312,0cyclictest0-21swapper/009:19:210
18740991312,0cyclictest0-21swapper/009:19:210
18740991311,0cyclictest0-21swapper/010:14:180
1874099130,0cyclictest0-21swapper/011:25:020
1874099130,0cyclictest0-21swapper/008:05:190
112750130,0irq/25-eth021695-21sshd10:59:272
112750130,0irq/25-eth00-21swapper/009:58:130
351120,0ktimersoftd/30-21swapper/307:40:123
18743991212,0cyclictest112750irq/25-eth011:13:293
18743991211,0cyclictest0-21swapper/312:17:523
18743991211,0cyclictest0-21swapper/309:21:583
1874399120,0cyclictest0-21swapper/310:32:223
1874399120,0cyclictest0-21swapper/309:10:423
18742991212,0cyclictest0-21swapper/209:31:592
18742991211,0cyclictest0-21swapper/211:41:512
18742991211,0cyclictest0-21swapper/210:35:522
18742991210,0cyclictest0-21swapper/212:05:332
18742991210,0cyclictest0-21swapper/209:46:372
18742991210,0cyclictest0-21swapper/209:41:442
1874299120,0cyclictest0-21swapper/211:17:412
1874299120,0cyclictest0-21swapper/210:50:582
18741991211,0cyclictest6209-21sshd12:05:571
18741991211,0cyclictest0-21swapper/111:51:191
18741991211,0cyclictest0-21swapper/110:09:331
18741991211,0cyclictest0-21swapper/109:42:501
18741991210,0cyclictest9103-21sshd10:32:541
18741991210,0cyclictest0-21swapper/111:30:171
18741991210,0cyclictest0-21swapper/110:20:351
1874199120,0cyclictest1808-21id11:06:071
1874199120,0cyclictest0-21swapper/112:11:451
1874199120,0cyclictest0-21swapper/111:14:151
1874099120,0cyclictest0-21swapper/012:16:240
1874099120,0cyclictest0-21swapper/010:30:130
1499120,0migration/017600-21bash11:48:020
112750120,0irq/25-eth020979-21bash09:16:141
112750120,0irq/25-eth020979-21bash09:16:131
112750120,0irq/25-eth00-21swapper/311:36:033
112750120,0irq/25-eth00-21swapper/311:30:343
112750120,0irq/25-eth00-21swapper/212:35:242
112750120,0irq/25-eth00-21swapper/110:17:201
41110,0ktimersoftd/00-21swapper/012:38:200
18743991111,0cyclictest10665-21diskmemload10:20:033
18743991111,0cyclictest0-21swapper/312:10:323
18743991111,0cyclictest0-21swapper/310:43:243
18743991111,0cyclictest0-21swapper/310:26:133
18743991111,0cyclictest0-21swapper/310:05:253
18743991111,0cyclictest0-21swapper/308:35:173
18743991110,0cyclictest0-21swapper/310:54:543
1874399110,0cyclictest0-21swapper/309:29:113
1874399110,0cyclictest0-21swapper/309:29:103
1874399110,0cyclictest0-21swapper/309:09:263
1874399110,0cyclictest0-21swapper/307:11:253
18742991111,0cyclictest0-21swapper/208:25:112
18742991110,0cyclictest0-21swapper/211:13:372
18742991110,0cyclictest0-21swapper/209:17:202
18742991110,0cyclictest0-21swapper/209:17:192
1874299110,0cyclictest29293-21sshd12:29:292
1874299110,0cyclictest19719-21sshd10:05:052
1874299110,0cyclictest12236-21sshd09:24:472
1874299110,0cyclictest0-21swapper/211:27:072
1874299110,0cyclictest0-21swapper/207:20:352
1874299110,0cyclictest0-21swapper/207:18:362
1874199119,0cyclictest20953-21id09:30:451
18741991111,0cyclictest0-21swapper/110:39:031
18741991111,0cyclictest0-21swapper/110:14:251
18741991111,0cyclictest0-21swapper/109:59:471
18741991110,0cyclictest25729-21sshd10:25:271
18741991110,0cyclictest0-21swapper/110:43:561
18741991110,0cyclictest0-21swapper/109:46:261
18741991110,0cyclictest0-21swapper/107:10:171
1874199110,0cyclictest9303-21sshd11:36:541
18740991111,0cyclictest0-21swapper/012:03:150
18740991111,0cyclictest0-21swapper/010:25:200
18740991111,0cyclictest0-21swapper/010:08:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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