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2026-04-23 - 18:00
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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 Thu Apr 23, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650650,0irq/26-eth1-rx-0-21swapper/107:05:521
112750640,0irq/25-eth00-21swapper/307:05:193
120650450,0irq/26-eth1-rx-0-21swapper/207:07:252
120750390,0irq/27-eth1-tx-0-21swapper/007:07:370
1076199201,0cyclictest27477-21sshd10:30:270
10763991610,0cyclictest112750irq/25-eth010:16:292
1076399160,0cyclictest0-21swapper/208:50:112
1076499150,0cyclictest0-21swapper/308:45:173
10763991514,0cyclictest0-21swapper/209:55:112
10764991414,0cyclictest0-21swapper/309:15:183
10764991413,0cyclictest5231-21sshd11:24:003
10764991413,0cyclictest0-21swapper/310:32:533
1076399140,0cyclictest0-21swapper/211:06:442
1076399140,0cyclictest0-21swapper/209:23:282
1076399140,0cyclictest0-21swapper/208:45:142
10762991413,0cyclictest0-21swapper/109:50:201
10762991412,0cyclictest2680-21diskmemload09:17:411
1076299140,0cyclictest0-21swapper/112:05:121
1076299140,0cyclictest0-21swapper/109:34:261
1076299140,0cyclictest0-21swapper/108:45:171
1076199140,0cyclictest0-21swapper/010:24:500
10764991312,0cyclictest0-21swapper/311:06:273
10764991310,0cyclictest0-21swapper/311:38:453
10764991310,0cyclictest0-21swapper/311:12:443
1076499130,0cyclictest0-21swapper/312:02:553
10763991312,0cyclictest0-21swapper/210:39:122
1076399130,0cyclictest0-21swapper/211:16:162
1076399130,0cyclictest0-21swapper/211:11:302
1076399130,0cyclictest0-21swapper/207:45:112
10762991312,0cyclictest14278-21sshd10:15:471
10761991313,0cyclictest0-21swapper/010:49:070
10761991312,0cyclictest0-21swapper/011:32:410
10761991310,0cyclictest0-21swapper/012:33:200
10761991310,0cyclictest0-21swapper/011:09:550
1076199130,0cyclictest0-21swapper/007:45:180
1076199130,0cyclictest0-21swapper/007:35:180
41120,0ktimersoftd/00-21swapper/009:21:180
191120,0ktimersoftd/10-21swapper/112:31:011
112750120,0irq/25-eth00-21swapper/311:30:163
112750120,0irq/25-eth00-21swapper/110:46:481
10764991211,0cyclictest0-21swapper/311:57:273
10764991211,0cyclictest0-21swapper/311:42:003
10764991211,0cyclictest0-21swapper/311:27:163
10764991211,0cyclictest0-21swapper/310:40:543
10764991211,0cyclictest0-21swapper/309:57:343
10764991210,0cyclictest21852-21id09:46:393
10764991210,0cyclictest0-21swapper/312:15:353
10764991210,0cyclictest0-21swapper/310:01:163
1076499120,0cyclictest0-21swapper/312:30:123
10763991212,0cyclictest0-21swapper/212:29:272
10763991211,0cyclictest30437-21sshd12:01:552
10763991211,0cyclictest0-21swapper/210:42:282
10763991210,0cyclictest0-21swapper/211:39:162
1076399120,0cyclictest17186-21bash09:46:002
1076399120,0cyclictest0-21swapper/211:54:432
1076399120,0cyclictest0-21swapper/211:31:012
1076399120,0cyclictest0-21swapper/210:14:072
1076399120,0cyclictest0-21swapper/210:02:412
1076399120,0cyclictest0-21swapper/209:11:442
10762991211,0cyclictest15698-21sshd11:42:411
10762991211,0cyclictest0-21swapper/111:29:261
10762991211,0cyclictest0-21swapper/111:06:541
10762991211,0cyclictest0-21swapper/110:54:211
10762991210,0cyclictest2927-21sshd09:26:591
10762991210,0cyclictest21655-21sshd10:42:511
10762991210,0cyclictest0-21swapper/110:39:361
1076299120,0cyclictest0-21swapper/112:01:501
1076299120,0cyclictest0-21swapper/111:52:541
1076299120,0cyclictest0-21swapper/111:22:561
1076299120,0cyclictest0-21swapper/110:33:371
1076299120,0cyclictest0-21swapper/110:06:291
1076299120,0cyclictest0-21swapper/110:06:291
1076299120,0cyclictest0-21swapper/109:22:211
10761991212,0cyclictest0-21swapper/009:55:060
10761991211,0cyclictest0-21swapper/012:29:360
10761991211,0cyclictest0-21swapper/010:16:500
10761991210,0cyclictest24930-21bash11:17:560
10761991210,0cyclictest0-21swapper/012:02:040
10761991210,0cyclictest0-21swapper/011:21:110
10761991210,0cyclictest0-21swapper/011:14:400
1076199120,0cyclictest13310-21bash11:29:260
1076199120,0cyclictest0-21swapper/009:18:300
1076199120,0cyclictest0-21swapper/007:40:000
112750110,0irq/25-eth020548-21sshd11:47:393
112750110,0irq/25-eth00-21swapper/310:36:363
112750110,0irq/25-eth00-21swapper/210:27:012
112750110,0irq/25-eth00-21swapper/010:42:580
112750110,0irq/25-eth00-21swapper/009:26:260
1076499119,0cyclictest0-21swapper/310:20:193
10764991111,0cyclictest0-21swapper/309:13:043
10764991110,0cyclictest0-21swapper/312:37:253
10764991110,0cyclictest0-21swapper/311:17:293
10764991110,0cyclictest0-21swapper/310:53:553
10764991110,0cyclictest0-21swapper/310:15:353
10764991110,0cyclictest0-21swapper/309:24:353
1076499110,0cyclictest0-21swapper/312:05:163
1076499110,0cyclictest0-21swapper/310:47:243
1076499110,0cyclictest0-21swapper/310:26:373
1076499110,0cyclictest0-21swapper/309:08:263
1076499110,0cyclictest0-21swapper/308:11:303
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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