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2023-12-03 - 02:19
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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 50 highest latencies:
System rack7slot0.osadl.org (updated Sat Dec 02, 2023 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050600,0irq/25-eth00-21swapper/307:05:313
117950590,0irq/26-eth1-rx-0-21swapper/107:06:411
110050480,0irq/25-eth00-21swapper/007:09:550
117950460,0irq/26-eth1-rx-0-21swapper/207:06:172
117950270,0irq/26-eth1-rx-0-21swapper/307:10:003
498599190,0cyclictest0-21swapper/111:42:501
498499180,0cyclictest28830-21id10:41:370
4986991715,0cyclictest1183-21sshd10:20:172
4987991512,0cyclictest0-21swapper/311:41:023
4985991513,0cyclictest11933-21bash10:02:321
498599150,0cyclictest29007-21diskmemload11:15:461
4987991413,0cyclictest0-21swapper/312:04:583
498699140,0cyclictest0-21swapper/210:47:452
498699140,0cyclictest0-21swapper/210:27:252
4985991413,0cyclictest6421-21sshd12:23:581
4985991411,0cyclictest23076-21bash09:28:391
498599140,0cyclictest6859-21grep09:30:311
498599140,0cyclictest0-21swapper/110:31:441
4984991411,0cyclictest0-21swapper/009:24:360
110050140,0irq/25-eth00-21swapper/209:11:482
4987991312,0cyclictest0-21swapper/312:09:163
4987991312,0cyclictest0-21swapper/310:54:563
4987991312,0cyclictest0-21swapper/309:39:173
4987991311,0cyclictest12488-21bash09:11:473
4987991311,0cyclictest0-21swapper/311:12:283
498799130,0cyclictest4442-21sshd11:26:183
498799130,0cyclictest2449-21sshd10:31:143
498799130,0cyclictest0-21swapper/310:37:223
4986991312,0cyclictest29954-21sshd09:56:532
4986991312,0cyclictest16496-21bash09:23:592
4986991311,0cyclictest0-21swapper/211:32:222
498699130,0cyclictest0-21swapper/211:53:512
498699130,0cyclictest0-21swapper/210:09:322
4985991312,0cyclictest0-21swapper/111:34:481
498599130,0cyclictest16709-21sshd10:51:081
498599130,0cyclictest0-21swapper/110:44:041
498499130,0cyclictest21293-21bash11:35:310
498499130,0cyclictest0-21swapper/011:07:320
498499130,0cyclictest0-21swapper/010:18:300
41130,0ktimersoftd/00-21swapper/011:10:050
1499130,0migration/017907-21nfsd411:20:290
1499130,0migration/016313-21bash09:47:210
117950130,0irq/26-eth1-rx-9485-21bash09:34:502
110050130,0irq/25-eth05194-21sshd10:13:222
110050130,0irq/25-eth00-21swapper/310:26:563
4987991212,0cyclictest0-21swapper/310:48:463
4987991211,0cyclictest2132-21bash10:05:193
4987991211,0cyclictest10824-21sshd09:54:323
4987991211,0cyclictest0-21swapper/311:21:033
4987991211,0cyclictest0-21swapper/309:56:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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