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2023-12-11 - 02:43
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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 rackaslot0.osadl.org (updated Sun Dec 10, 2023 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
309412910,1sleep38-21rcu_preempt11:28:393
36362850,0sleep10-21swapper/110:06:361
318762800,1sleep331843-21sshd11:36:283
114642670,1sleep211442-21sshd11:42:412
117572660,0sleep20-21swapper/210:35:452
4382620,0sleep1417-21sshd12:36:271
96026024,19sleep00-21swapper/007:09:270
249212600,0sleep00-21swapper/010:48:410
86482580,1sleep20-21swapper/212:31:562
322002580,1sleep132198-21bash09:24:011
101412580,0sleep010140-21sshd12:37:150
72102570,1sleep10-21swapper/111:42:191
71412570,1sleep27138-21sshd11:01:452
191172570,1sleep319114-21sshd09:15:463
73462560,0sleep20-21swapper/209:24:462
207582560,5sleep00-21swapper/011:33:000
310002550,0sleep30-21swapper/309:56:403
296772550,1sleep329676-21sshd10:19:003
255732550,0sleep225562-21sshd10:08:492
121402550,0sleep20-21swapper/211:45:212
151592540,1sleep30-21swapper/311:48:103
114272540,1sleep119-21rcuc/110:44:341
315352530,1sleep331534-21sshd10:25:293
270242530,0sleep027020-21sshd09:46:440
143712530,0sleep31730-21runrttasks12:11:343
84425230,18sleep20-21swapper/207:08:092
266492520,0sleep11730-21runrttasks10:34:201
232772520,1sleep00-21swapper/009:35:540
223992510,0sleep20-21swapper/210:57:212
290622500,0sleep229045-21sshd12:10:122
172812500,0sleep20-21swapper/209:52:022
145422500,1sleep314534-21bash10:47:453
127882500,1sleep312778-21sshd10:20:323
11302500,0sleep00-21swapper/010:58:230
194942490,1sleep019496-21id12:11:590
66924826,18sleep30-21swapper/307:05:573
86142470,0sleep11730-21runrttasks07:21:321
3131724724,19sleep10-21swapper/107:05:021
29882470,3sleep2127199cyclictest09:47:352
270592470,0sleep00-21swapper/011:00:350
249832470,0sleep228-21rcuc/209:36:052
231532460,0sleep10-21swapper/109:59:061
83572440,1sleep28355-21bash10:29:322
297072430,2sleep1126799cyclictest12:20:331
303512320,0sleep20-21swapper/211:15:252
257762220,0sleep00-21swapper/010:02:260
127499221,20cyclictest11511-21sshd10:38:453
186212210,0sleep026427-21diskmemload11:50:590
127499210,20cyclictest0-21swapper/309:38:053
320862200,1sleep232066-21sshd10:40:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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