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2024-04-26 - 05:09
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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 rack5slot0.osadl.org (updated Fri Apr 26, 2024 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
959821490,0sleep09596-21bash23:55:370
2585321450,3sleep3672099cyclictest22:37:053
1475821330,2sleep31877-21nfsd21:34:543
2729521260,4sleep2671999cyclictest21:21:052
3266321170,1sleep2671999cyclictest21:48:232
1118321150,4sleep1671899cyclictest00:32:131
360221020,2sleep13603-21nfsd400:35:211
637829827,41sleep30-21swapper/319:08:593
78702960,2sleep00-21swapper/022:35:020
110292960,4sleep2671999cyclictest22:27:432
621929348,41sleep10-21swapper/119:07:071
277522920,2sleep127735-21sshd23:23:161
43972910,0sleep00-21swapper/023:01:180
199082910,4sleep2671999cyclictest23:45:172
62552900,2sleep20-21swapper/222:34:522
260982880,1sleep30-21swapper/300:34:113
214622880,1sleep221457-21sshd23:41:362
92942870,2sleep10-21swapper/100:11:331
83052870,2sleep30-21swapper/323:47:473
307202870,1sleep20-21swapper/223:00:332
206522870,2sleep120647-21sshd00:21:031
296932860,2sleep30-21swapper/321:29:053
269012850,0sleep00-21swapper/022:21:560
248852830,1sleep10-21swapper/123:34:261
71232820,2sleep17120-21sshd21:45:221
60372820,2sleep30-21swapper/300:19:203
53352820,2sleep10-21swapper/123:39:471
91802810,3sleep30-21swapper/321:41:473
284872810,2sleep30-21swapper/323:11:523
280342810,2sleep10-21swapper/123:08:011
266232810,2sleep20-21swapper/200:38:192
222562800,1sleep022252-21sshd22:32:540
47352790,2sleep10-21swapper/122:38:281
213482790,4sleep10-21swapper/100:05:001
249042760,1sleep30-21swapper/300:21:373
255912720,2sleep10-21swapper/123:11:301
55282710,2sleep35527-21bash21:18:383
29212710,1sleep12121-21runrttasks22:45:491
299132660,2sleep10-21swapper/122:22:161
632326348,10sleep20-21swapper/219:08:172
162432630,3sleep0671799cyclictest00:16:290
634126136,13sleep00-21swapper/019:08:320
35582590,3sleep2671999cyclictest21:41:062
79462550,53sleep328750irq/26-ahci[00021:11:183
264652310,0sleep226466-21sshd21:51:242
218592290,2sleep20-21swapper/200:25:212
278792260,1sleep20-21swapper/223:38:362
21362260,2sleep10-21swapper/122:11:231
213092260,4sleep2671999cyclictest22:51:512
163942260,3sleep30-21swapper/321:54:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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