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2026-05-29 - 21:21
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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 Fri May 29, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650600,0irq/26-eth1-rx-0-21swapper/107:07:271
120650580,0irq/26-eth1-rx-0-21swapper/307:06:153
112750560,0irq/25-eth00-21swapper/007:07:370
112750430,0irq/25-eth00-21swapper/207:09:152
1254099160,0cyclictest0-21swapper/207:30:112
1253999150,0cyclictest0-21swapper/110:30:191
112750150,0irq/25-eth03387-21sshd11:36:281
1254199140,0cyclictest0-21swapper/309:43:413
1254199140,0cyclictest0-21swapper/309:37:043
12540991413,0cyclictest0-21swapper/211:50:362
12540991412,0cyclictest0-21swapper/212:13:092
12540991412,0cyclictest0-21swapper/211:40:092
1253999140,0cyclictest0-21swapper/112:17:211
12538991413,0cyclictest11893-21sshd09:46:460
12538991413,0cyclictest0-21swapper/010:28:560
271130,0ktimersoftd/228381-21sshd11:09:502
12541991311,0cyclictest0-21swapper/310:45:013
1254199130,0cyclictest2882-21rm12:02:093
1254199130,0cyclictest1495-21sshd11:53:263
1254199130,0cyclictest0-21swapper/311:48:213
12540991312,0cyclictest25680-21bash09:48:382
12540991311,0cyclictest0-21swapper/212:04:272
1254099130,0cyclictest0-21swapper/211:27:082
12539991313,0cyclictest112750irq/25-eth010:20:081
12539991312,0cyclictest21530-21diskmemload12:33:011
12539991312,0cyclictest0-21swapper/112:38:581
1253999130,0cyclictest0-21swapper/110:42:191
1253999130,0cyclictest0-21swapper/109:54:491
1253899130,0cyclictest18948-21seq09:02:160
1253899130,0cyclictest0-21swapper/010:30:130
1253899130,0cyclictest0-21swapper/009:21:470
1253899130,0cyclictest0-21swapper/009:12:370
112750130,0irq/25-eth00-21swapper/109:21:081
41120,0ktimersoftd/00-21swapper/010:46:300
12541991211,0cyclictest4134-21bash12:23:523
12541991211,0cyclictest21530-21diskmemload11:37:523
12541991211,0cyclictest0-21swapper/312:09:363
12541991211,0cyclictest0-21swapper/309:57:303
12541991211,0cyclictest0-21swapper/309:57:303
12541991210,0cyclictest0-21swapper/310:43:453
1254199120,0cyclictest0-21swapper/311:30:133
12540991211,0cyclictest31645-21bash12:27:272
12540991211,0cyclictest26201-21bash11:39:362
12540991211,0cyclictest0-21swapper/212:21:522
12540991211,0cyclictest0-21swapper/211:30:582
12540991211,0cyclictest0-21swapper/210:59:242
12540991211,0cyclictest0-21swapper/210:19:052
12540991211,0cyclictest0-21swapper/209:57:212
12540991211,0cyclictest0-21swapper/209:57:212
12540991210,0cyclictest0-21swapper/211:04:432
1254099120,0cyclictest20858-21sshd09:39:312
1254099120,0cyclictest0-21swapper/212:39:532
1254099120,0cyclictest0-21swapper/211:49:212
1254099120,0cyclictest0-21swapper/209:42:012
12539991212,0cyclictest0-21swapper/111:00:131
12539991211,0cyclictest25289-21bash11:26:281
12539991211,0cyclictest23629-21sshd10:00:581
1253999120,0cyclictest6011-21sshd12:28:241
1253999120,0cyclictest21530-21diskmemload09:36:411
1253999120,0cyclictest0-21swapper/112:09:551
1253999120,0cyclictest0-21swapper/111:58:391
1253999120,0cyclictest0-21swapper/111:23:561
1253999120,0cyclictest0-21swapper/110:17:351
1253999120,0cyclictest0-21swapper/109:44:351
1253899129,0cyclictest0-21swapper/010:37:320
12538991211,0cyclictest4462-21sshd11:53:520
12538991211,0cyclictest1890-21bash09:41:090
12538991210,0cyclictest0-21swapper/012:27:400
1253899120,0cyclictest12248-21sshd11:46:120
1253899120,0cyclictest0-21swapper/011:10:460
1253899120,0cyclictest0-21swapper/007:53:230
112750120,0irq/25-eth023355-21cp11:26:130
41110,0ktimersoftd/021530-21diskmemload10:18:440
41110,0ktimersoftd/00-21swapper/009:18:060
271110,0ktimersoftd/21312-21sshd09:11:282
1254199119,0cyclictest0-21swapper/307:19:463
1254199119,0cyclictest0-21swapper/307:13:573
12541991111,0cyclictest0-21swapper/311:12:053
12541991111,0cyclictest0-21swapper/310:39:543
12541991111,0cyclictest0-21swapper/310:13:533
12541991111,0cyclictest0-21swapper/310:13:533
12541991110,0cyclictest8231-21sshd09:16:353
12541991110,0cyclictest31266-21bash11:01:253
12541991110,0cyclictest29282-21bash12:31:243
12541991110,0cyclictest27771-21bash11:44:043
12541991110,0cyclictest0-21swapper/310:32:003
12541991110,0cyclictest0-21swapper/310:16:273
12541991110,0cyclictest0-21swapper/310:03:403
12541991110,0cyclictest0-21swapper/309:26:363
1254199110,0cyclictest21530-21diskmemload12:10:533
1254199110,0cyclictest0-21swapper/312:38:383
1254199110,0cyclictest0-21swapper/311:28:563
1254199110,0cyclictest0-21swapper/308:20:023
12540991111,0cyclictest0-21swapper/210:28:152
12540991111,0cyclictest0-21swapper/209:27:302
1254099110,0cyclictest0-21swapper/212:31:382
1253999119,0cyclictest12468-21sshd10:29:201
12539991110,0cyclictest6636-21sshd11:06:501
12539991110,0cyclictest4455-21sshd10:36:391
12539991110,0cyclictest21530-21diskmemload09:30:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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