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2024-07-16 - 08:11
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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 rack0slot0.osadl.org (updated Tue Jul 16, 2024 00:45:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1276521170,0sleep50-21swapper/500:04:285
158402910,1sleep20-21swapper/222:04:502
287062860,0sleep00-21swapper/023:35:540
223292830,0sleep10-21swapper/121:15:441
223292830,0sleep10-21swapper/121:15:441
4682820,0sleep60-21swapper/623:36:166
194902820,0sleep10-21swapper/100:02:161
280142790,1sleep233-21ksoftirqd/221:27:152
235052790,1sleep3411ktimersoftd/323:54:323
214522790,0sleep00-21swapper/022:54:500
214522790,0sleep00-21swapper/022:54:500
172512790,1sleep6681ktimersoftd/622:46:146
243192780,1sleep30-21swapper/300:00:013
235912780,0sleep40-21swapper/423:51:464
129522780,4sleep42260599cyclictest21:56:114
49672770,0sleep00-21swapper/021:36:190
261242760,0sleep20-21swapper/223:38:282
17292760,1sleep51725-21bash23:20:125
144642760,0sleep10-21swapper/123:07:411
201702750,0sleep10-21swapper/100:07:461
171402750,0sleep10-21swapper/121:45:341
129072750,0sleep1221rcuc/119:55:171
155932740,0sleep233-21ksoftirqd/222:35:122
155932740,0sleep233-21ksoftirqd/222:35:122
92102730,1sleep6681ktimersoftd/622:40:136
92102730,1sleep6681ktimersoftd/622:40:136
8042730,0sleep30-21swapper/322:42:103
8042730,0sleep30-21swapper/322:42:103
59122730,0sleep10-21swapper/121:58:241
50192730,0sleep50-21swapper/522:01:015
223032730,0sleep60-21swapper/600:35:076
152982730,0sleep720090-21kworker/7:222:10:167
48622720,0sleep10-21swapper/122:28:461
43342720,1sleep6681ktimersoftd/622:14:566
273462720,1sleep627345-21sshd23:25:026
183702710,1sleep081ktimersoftd/021:10:060
156032710,1sleep70-21swapper/723:34:577
195972700,0sleep00-21swapper/023:24:230
130292690,0sleep00-21swapper/021:15:030
130292690,0sleep00-21swapper/021:15:030
281902670,0sleep30-21swapper/321:46:323
255282670,0sleep20-21swapper/200:10:512
268542660,0sleep40-21swapper/423:03:194
315942620,0sleep70-21swapper/723:11:487
2218826251,7sleep70-21swapper/719:07:407
305212610,0sleep10-21swapper/122:50:111
305212610,0sleep10-21swapper/122:50:101
304652610,0sleep60-21swapper/622:30:516
99332600,4sleep62261699cyclictest21:58:456
2227925949,6sleep50-21swapper/519:08:515
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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