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2025-12-08 - 15:25
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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 Mon Dec 08, 2025 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050670,0irq/25-eth00-21swapper/307:06:433
117950640,0irq/26-eth1-rx-0-21swapper/107:07:351
9950570,0irq/24-0000:00:0-21swapper/007:05:420
110050550,0irq/25-eth00-21swapper/207:08:252
29653991514,0cyclictest0-21swapper/112:30:591
2965399150,0cyclictest0-21swapper/110:00:141
2965399150,0cyclictest0-21swapper/110:00:131
2965599140,0cyclictest21753-21sshd11:26:513
29654991413,0cyclictest0-21swapper/211:28:082
2965399140,0cyclictest0-21swapper/112:37:301
2965399140,0cyclictest0-21swapper/112:37:301
2965399140,0cyclictest0-21swapper/110:16:341
29652991412,0cyclictest0-21swapper/012:12:330
29652991411,0cyclictest0-21swapper/008:25:130
2965299140,0cyclictest18480-21sshd10:09:240
2965299140,0cyclictest0-21swapper/011:35:300
110050140,0irq/25-eth025283-21sshd09:44:591
29655991312,0cyclictest21577-21diskmemload09:41:233
2965599130,0cyclictest17711-21bash09:25:003
2965599130,0cyclictest0-21swapper/310:35:313
2965599130,0cyclictest0-21swapper/309:30:283
29654991312,0cyclictest21448-21sshd10:21:012
29654991312,0cyclictest0-21swapper/209:30:352
29654991311,0cyclictest0-21swapper/210:07:182
29654991310,0cyclictest28186-21sshd09:45:142
2965499130,0cyclictest24213-21sshd11:00:512
2965499130,0cyclictest110050irq/25-eth010:28:532
2965499130,0cyclictest0-21swapper/210:30:182
2965499130,0cyclictest0-21swapper/210:13:552
29653991312,0cyclictest0-21swapper/111:08:031
2965399130,0cyclictest0-21swapper/110:57:501
29652991312,0cyclictest3377-21sshd11:10:080
29652991312,0cyclictest0-21swapper/012:18:410
29652991312,0cyclictest0-21swapper/009:47:340
2965299130,0cyclictest0-21swapper/009:51:530
110050130,0irq/25-eth04599-21sshd12:21:493
9950120,0irq/24-0000:00:0-21swapper/312:32:303
41120,0ktimersoftd/012943-21sshd12:26:010
29655991211,0cyclictest8933-21rm12:05:273
29655991211,0cyclictest25864-21sshd12:00:083
29655991211,0cyclictest17314-21sshd12:16:393
29655991211,0cyclictest1687-21sshd10:33:093
29655991211,0cyclictest0-21swapper/311:32:483
29655991210,0cyclictest0-21swapper/309:18:023
2965599120,0cyclictest0-21swapper/310:47:573
2965599120,0cyclictest0-21swapper/310:17:453
2965599120,0cyclictest0-21swapper/310:05:273
2965599120,0cyclictest0-21swapper/309:48:153
29654991212,0cyclictest110050irq/25-eth012:34:012
29654991212,0cyclictest0-21swapper/211:14:122
29654991212,0cyclictest0-21swapper/207:50:202
29654991211,0cyclictest32138-21sshd12:00:402
29654991211,0cyclictest24145-21sshd09:17:532
29654991211,0cyclictest11708-21sshd12:05:482
29654991211,0cyclictest11099-21sshd10:15:472
2965499120,0cyclictest0-21swapper/211:53:352
2965499120,0cyclictest0-21swapper/211:39:312
2965499120,0cyclictest0-21swapper/211:05:582
2965399126,0cyclictest20-21ksoftirqd/109:46:271
29653991211,0cyclictest4632-21sshd12:08:451
29653991211,0cyclictest29509-21sshd10:21:561
29653991211,0cyclictest1544-21bash11:46:021
29653991211,0cyclictest0-21swapper/112:04:441
29653991211,0cyclictest0-21swapper/111:25:061
29653991211,0cyclictest0-21swapper/110:39:411
29653991211,0cyclictest0-21swapper/107:30:071
29653991210,0cyclictest0-21swapper/109:36:101
29653991210,0cyclictest0-21swapper/109:30:061
2965399120,0cyclictest25969-21sshd09:52:111
29652991212,0cyclictest0-21swapper/012:35:400
29652991212,0cyclictest0-21swapper/012:35:390
29652991212,0cyclictest0-21swapper/011:07:150
29652991211,0cyclictest10286-21bash10:51:550
29652991211,0cyclictest0-21swapper/011:19:130
29652991210,0cyclictest0-21swapper/010:23:210
2965299120,0cyclictest0-21swapper/011:41:590
2965299120,0cyclictest0-21swapper/009:34:050
271120,0ktimersoftd/20-21swapper/209:50:272
110050120,0irq/25-eth031423-21sshd12:21:151
110050120,0irq/25-eth028960-21sshd11:41:593
110050120,0irq/25-eth00-21swapper/312:37:093
110050120,0irq/25-eth00-21swapper/312:37:083
110050120,0irq/25-eth00-21swapper/311:38:563
41110,0ktimersoftd/00-21swapper/011:28:510
29655991110,0cyclictest32374-21sshd11:24:223
29655991110,0cyclictest29913-21sshd09:59:523
29655991110,0cyclictest22730-21sshd10:57:033
29655991110,0cyclictest21906-21cp11:08:343
29655991110,0cyclictest19614-21sshd12:13:333
29655991110,0cyclictest19473-21sshd11:15:353
29655991110,0cyclictest15034-21sshd10:12:373
29655991110,0cyclictest12716-21bash10:23:423
29655991110,0cyclictest11204-21sshd11:11:043
29655991110,0cyclictest0-21swapper/309:51:223
2965599110,0cyclictest21577-21diskmemload10:00:173
2965599110,0cyclictest21577-21diskmemload10:00:163
2965599110,0cyclictest0-21swapper/311:51:443
29654991111,0cyclictest0-21swapper/210:55:452
29654991110,0cyclictest31682-21bash09:14:512
29654991110,0cyclictest2704-21bash11:42:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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