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2025-12-26 - 06:55
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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 26, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
284802910,0sleep10-21swapper/123:23:381
95932790,0sleep30-21swapper/300:14:233
160892780,0sleep216050-21sshd23:58:232
260082540,1sleep1674-21dbus-daemon23:31:391
92742530,1sleep09262-21sshd22:29:450
30372530,0sleep20-21swapper/200:00:042
282502530,1sleep028212-21sshd00:35:140
256162520,0sleep00-21swapper/021:45:090
172632520,2sleep01187499cyclictest21:54:450
138592520,0sleep30-21swapper/300:09:133
306782510,0sleep30-21swapper/300:27:093
234392510,0sleep10-21swapper/122:52:491
103822510,1sleep110380-21lspci22:04:271
87292500,0sleep00-21swapper/000:33:340
22142490,0sleep30-21swapper/321:39:023
205782490,0sleep00-21swapper/021:44:360
46682480,0sleep10-21swapper/100:11:091
116232480,1sleep011624-21bash23:49:480
152872470,0sleep20-21swapper/222:54:552
147802470,0sleep114781-21bash23:14:131
308052440,0sleep10-21swapper/123:15:281
187652440,1sleep0101ktimersoftd/023:17:160
161412420,1sleep21188599cyclictest23:06:002
165312410,1sleep016532-21grep22:41:150
164812400,0sleep10-21swapper/122:27:341
97302340,0sleep20-21swapper/221:39:532
115732319,7sleep30-21swapper/319:07:393
997322211,7sleep10-21swapper/119:05:091
31402220,0sleep30-21swapper/322:14:063
1087722210,7sleep20-21swapper/219:05:182
3572210,0sleep00-21swapper/023:32:140
169422210,1sleep1674-21dbus-daemon23:36:241
113972209,7sleep00-21swapper/019:05:280
77592190,0sleep3391rcuc/322:54:163
307072170,0sleep230691-21sshd21:52:392
270882170,2sleep21188599cyclictest21:20:432
88492160,1sleep38851-21bash00:36:183
50762160,2sleep31189499cyclictest21:28:203
186902160,2sleep11188199cyclictest00:15:091
17032160,1sleep01691-21sshd23:57:090
159112160,0sleep00-21swapper/023:22:320
230112150,0sleep0111rcuc/023:42:270
38512140,0sleep33854-21bash21:32:063
325972140,1sleep1231rcuc/122:56:231
30082140,1sleep0101ktimersoftd/021:39:080
164832140,0sleep016480-21grepconf.sh21:29:580
318572130,1sleep231855-21sshd22:39:532
256812130,0sleep0101ktimersoftd/023:01:190
183222130,0sleep10-21swapper/121:33:441
1189499130,12cyclictest31375-21sshd22:56:163
1188599130,1cyclictest5601-21bash22:17:502
11881991311,1cyclictest699-21gdbus00:08:091
11874991311,1cyclictest13846-21bash22:46:300
1187499130,12cyclictest642-21systemd-logind23:54:000
179762120,0sleep20-21swapper/222:49:392
11894991210,1cyclictest32402-21lspci23:40:253
1189499120,1cyclictest14099-21sshd23:30:363
1189499120,1cyclictest1-21systemd23:57:263
1189499120,1cyclictest0-21swapper/321:55:063
1189499120,1cyclictest0-21swapper/321:50:353
1189499120,11cyclictest0-21swapper/323:21:463
1189499120,11cyclictest0-21swapper/322:29:053
1189499120,0cyclictest0-21swapper/322:46:253
11885991210,1cyclictest674-21dbus-daemon21:33:402
11885991210,1cyclictest23423-21lspci00:29:202
1188599120,11cyclictest10947-21lspci00:14:302
1188599120,0cyclictest0-21swapper/223:50:592
11881991210,1cyclictest642-21systemd-logind22:40:491
11881991210,1cyclictest11763-21lspci22:11:291
1188199120,1cyclictest0-21swapper/100:35:591
11874991210,1cyclictest9-21ksoftirqd/023:07:080
11874991210,1cyclictest1429-21sshd00:13:390
11874991210,1cyclictest0-21swapper/022:34:300
1187499120,11cyclictest0-21swapper/000:08:490
211512110,0sleep20-21swapper/223:20:152
1189499119,1cyclictest674-21dbus-daemon23:10:363
1189499119,1cyclictest19270-21sshd23:36:353
1189499119,1cyclictest1-21systemd00:32:163
11894991110,0cyclictest0-21swapper/321:46:353
11894991110,0cyclictest0-21swapper/320:35:253
1188599119,1cyclictest26336-21bash23:26:092
1188599119,1cyclictest0-21swapper/222:57:502
11885991110,0cyclictest0-21swapper/221:12:492
1188199110,10cyclictest0-21swapper/122:21:301
1188199110,10cyclictest0-21swapper/100:03:201
1187499119,1cyclictest17754-21lspci00:28:500
1187499110,10cyclictest0-21swapper/021:15:590
1187499110,10cyclictest0-21swapper/000:03:400
64292100,1sleep11188199cyclictest23:41:001
1189499109,0cyclictest0-21swapper/321:14:553
1189499109,0cyclictest0-21swapper/321:05:163
1189499109,0cyclictest0-21swapper/320:50:063
1189499109,0cyclictest0-21swapper/319:10:163
1189499108,1cyclictest75750irq/24-eno1-rx-22:34:263
1189499100,9cyclictest0-21swapper/320:32:353
1189499100,0cyclictest0-21swapper/322:02:253
1189499100,0cyclictest0-21swapper/300:21:373
1188599109,0cyclictest27101-21sshd22:22:592
1188599109,0cyclictest0-21swapper/223:38:302
1188599100,9cyclictest0-21swapper/223:42:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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