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2024-07-21 - 21:55
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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 Sun Jul 21, 2024 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
117950680,0irq/26-eth1-rx-0-21swapper/307:09:433
117950630,0irq/26-eth1-rx-0-21swapper/107:05:211
110050470,0irq/25-eth00-21swapper/207:07:492
117950440,0irq/26-eth1-rx-0-21swapper/007:06:160
2226099190,0cyclictest13993-21diskmemload10:43:091
271180,0ktimersoftd/220337-21sshd12:22:502
2225999170,0cyclictest0-21swapper/012:10:170
22262991514,0cyclictest0-21swapper/310:53:563
22261991514,0cyclictest0-21swapper/211:58:102
22260991514,0cyclictest0-21swapper/110:22:091
22260991512,0cyclictest13993-21diskmemload10:16:491
2226099150,0cyclictest0-21swapper/110:50:221
271140,0ktimersoftd/20-21swapper/209:14:032
22262991413,0cyclictest0-21swapper/311:27:093
22260991413,0cyclictest0-21swapper/110:46:531
2226099140,0cyclictest0-21swapper/112:10:211
2226099140,0cyclictest0-21swapper/111:25:131
2226099140,0cyclictest0-21swapper/111:00:221
2226099140,0cyclictest0-21swapper/109:16:251
2226099140,0cyclictest0-21swapper/107:40:111
271130,0ktimersoftd/20-21swapper/210:31:042
22262991312,0cyclictest0-21swapper/311:50:023
22262991312,0cyclictest0-21swapper/311:46:053
22262991312,0cyclictest0-21swapper/311:18:393
22262991312,0cyclictest0-21swapper/310:26:243
22262991312,0cyclictest0-21swapper/309:39:353
2226299130,0cyclictest0-21swapper/311:07:243
2226299130,0cyclictest0-21swapper/311:07:243
2226299130,0cyclictest0-21swapper/309:50:373
22261991312,0cyclictest5261-21bash10:45:192
22261991312,0cyclictest27816-21sshd10:44:192
22261991312,0cyclictest0-21swapper/210:15:372
22261991311,0cyclictest0-21swapper/212:16:322
22261991311,0cyclictest0-21swapper/210:28:172
2226199130,0cyclictest0-21swapper/212:14:342
2226199130,0cyclictest0-21swapper/210:22:552
2226199130,0cyclictest0-21swapper/209:57:012
22260991311,0cyclictest0-21swapper/109:49:091
22260991310,0cyclictest0-21swapper/111:39:521
22260991310,0cyclictest0-21swapper/109:58:141
2226099130,0cyclictest0-21swapper/109:08:451
22259991312,0cyclictest5822-21bash12:35:450
22259991311,0cyclictest0-21swapper/011:01:390
110050130,0irq/25-eth015216-21tr09:30:103
110050130,0irq/25-eth013993-21diskmemload10:20:013
41120,0ktimersoftd/00-21swapper/011:38:360
271120,0ktimersoftd/20-21swapper/211:53:052
22262991211,0cyclictest21385-21bash10:47:113
22262991211,0cyclictest0-21swapper/312:20:493
22262991211,0cyclictest0-21swapper/311:37:363
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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