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2024-07-27 - 04:03
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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 rack2slot0.osadl.org (updated Sat Jul 27, 2024 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
324322750,1sleep232429-21sshd21:43:192
153912610,1sleep10-21swapper/122:57:281
317432600,0sleep30-21swapper/300:27:173
94702550,0sleep10-21swapper/100:07:301
179662550,0sleep00-21swapper/021:44:540
242962540,1sleep31643099cyclictest22:52:383
216472540,0sleep3401ktimersoftd/321:20:063
192012530,1sleep20-21swapper/221:36:352
151812530,0sleep00-21swapper/022:57:270
295372510,0sleep30-21swapper/322:19:263
6022500,0sleep00-21swapper/000:40:010
307792500,0sleep10-21swapper/123:49:271
290392500,0sleep30-21swapper/322:39:003
250822500,1sleep2311rcuc/221:28:462
204042500,0sleep30-21swapper/321:39:323
165502500,0sleep10-21swapper/100:28:561
151342500,0sleep2311rcuc/223:34:022
32942490,0sleep20-21swapper/223:24:372
212642490,0sleep20-21swapper/223:48:362
39642480,0sleep20-21swapper/200:33:502
290552480,0sleep30-21swapper/321:56:593
280942480,0sleep20-21swapper/221:56:532
146362480,0sleep20-21swapper/222:32:062
63822470,0sleep10-21swapper/122:22:591
250332470,0sleep10-21swapper/123:43:181
205212450,0sleep30-21swapper/300:38:483
117992450,1sleep0646-21dbus-daemon22:51:310
205982440,1sleep125-21ksoftirqd/121:25:331
145872410,2sleep31643099cyclictest21:19:293
267962390,0sleep30-21swapper/321:28:553
67522380,0sleep30-21swapper/321:13:133
161742287,7sleep30-21swapper/319:08:253
1621822210,7sleep00-21swapper/019:08:590
159582224,6sleep20-21swapper/219:05:402
159872209,7sleep10-21swapper/119:06:031
196462180,0sleep00-21swapper/022:01:440
176762180,1sleep317668-21sshd23:28:393
98112170,10sleep375550irq/24-eno1-rx-22:48:323
267342170,0sleep30-21swapper/300:23:543
193872170,0sleep30-21swapper/321:33:523
65672160,0sleep00-21swapper/000:19:050
63962160,0sleep36399-21bash21:49:303
325082160,0sleep00-21swapper/022:05:370
236112160,2sleep11641699cyclictest21:36:581
231412160,1sleep223128-21sshd22:13:162
146212160,0sleep30-21swapper/323:03:033
101822160,0sleep00-21swapper/000:34:280
1642199150,14cyclictest649-21avahi-daemon00:18:142
1641099150,1cyclictest19804-21bash23:31:350
164062150,1sleep0648-21systemd-logind21:30:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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