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2026-04-29 - 15:24
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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 100 highest latencies:
System rack2slot0.osadl.org (updated Wed Apr 29, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
200762830,0sleep30-21swapper/312:19:033
41622790,1sleep2311rcuc/212:36:032
45592710,0sleep20-21swapper/210:25:032
313482580,0sleep00-21swapper/010:50:080
72812560,0sleep00-21swapper/011:29:290
32882560,0sleep00-21swapper/010:10:590
319452560,0sleep00-21swapper/011:07:430
211662560,0sleep20-21swapper/211:30:442
293502540,0sleep20-21swapper/209:42:492
56882530,1sleep1231rcuc/110:39:161
137162530,0sleep00-21swapper/012:04:300
92472520,0sleep20-21swapper/211:44:172
71472510,0sleep30-21swapper/308:50:003
25112500,0sleep12508-21sshd11:04:591
157162500,1sleep2311rcuc/211:56:072
287272490,0sleep10-21swapper/112:14:121
205002490,0sleep20-21swapper/212:07:522
194672490,0sleep10-21swapper/110:57:421
181442490,0sleep10-21swapper/107:55:161
17352490,1sleep21724-21bash09:51:302
15352490,0sleep10-21swapper/109:51:291
58012470,2sleep23060699cyclictest11:18:142
58012470,2sleep23060699cyclictest11:18:142
327232470,0sleep20-21swapper/209:34:522
155382470,0sleep30-21swapper/309:44:273
126442420,2sleep21073-21nfsd12:32:502
269362410,0sleep126937-21sshd09:19:091
24662370,1sleep071-21kswapd012:35:480
303312309,6sleep30-21swapper/307:08:033
3013523025,3sleep20-21swapper/207:05:372
303532288,6sleep10-21swapper/107:08:171
3017722110,7sleep00-21swapper/007:06:070
60852180,4sleep20-21swapper/209:35:162
228322180,0sleep30-21swapper/311:36:493
13982180,0sleep30-21swapper/311:31:573
74162170,0sleep00-21swapper/012:26:170
124272170,1sleep312423-21bash10:48:273
73062160,0sleep10-21swapper/112:32:071
35452160,0sleep20-21swapper/211:08:052
18572160,0sleep00-21swapper/011:21:520
292962150,0sleep00-21swapper/009:34:340
204952150,0sleep00-21swapper/010:32:020
169752150,1sleep2311rcuc/211:27:112
82002140,0sleep20-21swapper/208:50:142
76862140,0sleep17685-21sshd09:57:341
319702140,1sleep2321ktimersoftd/212:14:292
3060099143,3cyclictest14883-21sshd10:12:011
3060099140,12cyclictest18976-21sshd10:46:061
210672140,0sleep0111rcuc/010:26:250
208842140,0sleep020876-21sshd09:50:200
194842140,1sleep119479-21sshd12:07:471
103392140,0sleep010341-21pmu-power08:55:180
94102130,0sleep0111rcuc/011:32:420
327162130,0sleep20-21swapper/210:41:372
3060099133,2cyclictest31495-21sshd12:28:251
30600991310,2cyclictest620-13auditd12:21:071
3060099130,5cyclictest674-21dbus-daemon11:37:501
3060099130,3cyclictest674-21dbus-daemon12:16:531
3060099130,2cyclictest8806-21sshd11:15:031
3060099130,2cyclictest8806-21sshd11:15:031
3060099130,2cyclictest520-21sshd11:46:181
3060099130,2cyclictest29979-21gdbus11:34:401
324472120,0sleep1241ktimersoftd/112:35:281
30613991210,1cyclictest624-13audispd10:17:173
30613991210,1cyclictest21031-21sshd10:29:173
3061399120,11cyclictest18380-21sshd09:52:573
3060699120,1cyclictest23766-21sshd11:45:282
3060699120,11cyclictest0-21swapper/210:38:082
3060099122,3cyclictest699-21gdbus11:41:151
3060099120,5cyclictest649-21polkitd09:36:111
3060099120,5cyclictest642-21systemd-logind11:55:131
3060099120,3cyclictest674-21dbus-daemon11:25:081
3060099120,3cyclictest649-21polkitd09:33:511
3060099120,3cyclictest27964-21sshd10:41:111
3060099120,3cyclictest24384-21cp11:10:021
3060099120,3cyclictest22454-21sshd10:29:261
3060099120,3cyclictest1481-21sshd10:19:141
3060099120,3cyclictest10942-21bash10:34:021
3060099120,1cyclictest26181-21lspci10:21:171
3060099120,1cyclictest0-21swapper/109:43:171
3059699120,1cyclictest14832-21sshd10:37:100
3059699120,1cyclictest0-21swapper/009:35:100
3059699120,11cyclictest623-17sedispatch12:35:000
3059699120,11cyclictest0-21swapper/009:58:200
117882120,0sleep211792-21bash10:17:182
49232110,0sleep10-21swapper/111:05:111
306392110,0sleep20-21swapper/210:24:312
3061399119,1cyclictest310-21bash11:46:173
3061399119,1cyclictest14068-21lspci10:20:153
3061399119,1cyclictest11473-21lspci10:11:433
3061399119,1cyclictest0-21swapper/310:38:073
30613991110,0cyclictest0-21swapper/311:53:373
30613991110,0cyclictest0-21swapper/309:21:273
3061399110,10cyclictest3618-21grep10:08:163
3061399110,10cyclictest0-21swapper/312:36:283
3061399110,10cyclictest0-21swapper/310:00:273
3061399110,0cyclictest0-21swapper/311:03:473
3060699119,1cyclictest19213-21sshd11:53:382
3060699110,10cyclictest16064-21sshd09:09:582
3060699110,10cyclictest0-21swapper/211:35:382
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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