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2025-12-13 - 00:48
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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 Fri Dec 12, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
539821140,0sleep15326-21sshd23:01:231
165722970,0sleep20-21swapper/223:52:362
119852940,0sleep00-21swapper/021:31:320
109172940,0sleep00-21swapper/023:42:080
52922830,2sleep01106699cyclictest23:24:580
306772700,0sleep00-21swapper/021:20:100
307492600,0sleep20-21swapper/223:14:142
219252600,0sleep20-21swapper/222:56:252
100302590,0sleep30-21swapper/323:25:213
60932580,1sleep06090-21sshd23:25:010
204432570,0sleep20-21swapper/222:53:002
142932570,0sleep30-21swapper/322:42:323
140532560,0sleep00-21swapper/022:39:110
131952560,0sleep10-21swapper/100:29:351
67852540,0sleep00-21swapper/000:35:480
139722530,0sleep20-21swapper/223:32:292
137042530,0sleep00-21swapper/023:39:080
231452520,0sleep20-21swapper/222:13:072
301592510,1sleep030156-21bash23:34:120
29082510,0sleep10-21swapper/121:37:201
263782510,0sleep00-21swapper/021:12:560
79592490,0sleep11098-21rs:main1
127562480,1sleep212752-21lspci21:45:062
105642480,0sleep10-21swapper/123:55:151
19192380,1sleep09-21ksoftirqd/022:14:160
1078923618,7sleep00-21swapper/019:07:450
916823429,3sleep10-21swapper/119:05:021
281162220,0sleep30-21swapper/300:06:513
249532220,1sleep1646-21dbus-daemon22:36:521
1061822210,7sleep30-21swapper/319:05:403
1059122210,7sleep20-21swapper/219:05:232
16072200,1sleep01603-21sshd22:34:320
318402190,0sleep2311rcuc/222:47:352
56412180,0sleep00-21swapper/022:54:490
248692180,0sleep20-21swapper/222:03:102
248692180,0sleep20-21swapper/222:03:092
95092170,1sleep39513-21cpuspeed_turbos22:55:133
49572170,0sleep10-21swapper/122:28:081
205392160,0sleep10-21swapper/122:33:051
200212160,0sleep20-21swapper/222:26:172
127332160,0sleep00-21swapper/022:08:400
121722160,1sleep112155-21memory22:15:181
11066991615,0cyclictest12662-21lspci21:28:160
68322150,0sleep30-21swapper/322:48:203
307962150,0sleep10-21swapper/100:17:331
305122150,0sleep00-21swapper/023:10:490
223682150,0sleep10-21swapper/121:46:031
206782150,0sleep00-21swapper/022:46:250
185932150,0sleep1231rcuc/122:09:181
171732150,1sleep3391rcuc/323:46:033
149662150,0sleep314965-21bash23:22:323
141762150,1sleep014175-21grepconf.sh00:12:170
160432140,0sleep00-21swapper/021:58:550
141572140,0sleep30-21swapper/323:35:463
1107599140,11cyclictest1339-21grep23:44:343
11066991413,0cyclictest24020-21lspci00:09:530
11066991412,1cyclictest18518-21sshd23:49:360
311262130,0sleep10-21swapper/122:20:381
11074991312,0cyclictest32467-21lspci21:33:452
11074991311,1cyclictest793-21lspci00:07:232
1107499130,12cyclictest646-21dbus-daemon21:19:082
11066991310,1cyclictest31358-21sshd22:40:560
79612120,0sleep20-21swapper/221:24:282
11075991211,0cyclictest0-21swapper/322:16:543
1107599120,1cyclictest618-13audispd21:57:233
1107599120,11cyclictest6139-21lspci00:11:233
1107599120,11cyclictest0-21swapper/322:31:033
1107599120,0cyclictest28905-21lspci23:57:043
11074991210,1cyclictest24548-21grep00:23:582
11074991210,1cyclictest0-21swapper/222:16:582
1107399120,1cyclictest19955-21bash21:59:201
1107399120,11cyclictest0-21swapper/121:41:101
1107399120,11cyclictest0-21swapper/121:19:201
11066991210,1cyclictest29651-21lspci22:57:130
1106699120,11cyclictest0-21swapper/023:56:460
251782110,0sleep10-21swapper/123:10:161
1107599119,1cyclictest5924-21bash21:27:343
11075991110,0cyclictest0-21swapper/321:13:243
11075991110,0cyclictest0-21swapper/300:15:343
1107599110,10cyclictest0-21swapper/323:10:533
1107599110,10cyclictest0-21swapper/321:51:243
1107599110,10cyclictest0-21swapper/321:33:543
1107599110,10cyclictest0-21swapper/300:39:243
1107599110,10cyclictest0-21swapper/300:01:133
1107599110,0cyclictest0-21swapper/321:47:033
1107499119,1cyclictest18728-21lspci23:49:372
1107499119,1cyclictest1398-21lspci23:37:512
11074991110,0cyclictest31596-21lspci23:04:122
11074991110,0cyclictest30730-21lspci22:44:132
11074991110,0cyclictest0-21swapper/223:41:082
11074991110,0cyclictest0-21swapper/221:57:282
11074991110,0cyclictest0-21swapper/221:06:582
11074991110,0cyclictest0-21swapper/200:37:382
1107499110,10cyclictest0-21swapper/223:26:372
1107499110,10cyclictest0-21swapper/222:35:082
1107499110,10cyclictest0-21swapper/221:28:482
1107499110,10cyclictest0-21swapper/200:28:072
1107399110,10cyclictest0-21swapper/121:30:101
1107399110,10cyclictest0-21swapper/121:22:091
1107399110,10cyclictest0-21swapper/100:00:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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