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2026-04-10 - 05:27
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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 Apr 10, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
243782920,0sleep00-21swapper/023:08:440
108412880,0sleep310839-21sshd22:59:183
206572830,2sleep12067199cyclictest23:08:251
79912580,1sleep0649-21polkitd21:36:150
237162580,1sleep0674-21dbus-daemon22:18:580
194482580,0sleep00-21swapper/022:26:500
103102580,2sleep22067699cyclictest00:08:132
94832560,0sleep39473-21sshd21:33:423
98342550,0sleep2710-21NetworkManager23:04:452
52572550,1sleep05253-21lspci22:45:010
323232550,0sleep00-21swapper/000:21:060
323232550,0sleep00-21swapper/000:21:050
322552550,0sleep00-21swapper/022:30:390
99222540,0sleep20-21swapper/222:20:282
296542530,1sleep027667-1kworker/0:1H21:20:370
135732520,0sleep00-21swapper/021:45:000
294912500,0sleep00-21swapper/023:58:510
209092500,0sleep10-21swapper/122:07:411
161472500,0sleep00-21swapper/022:07:160
45252490,0sleep20-21swapper/221:35:582
237992490,0sleep30-21swapper/322:35:263
231332490,0sleep00-21swapper/022:40:570
211722480,0sleep20-21swapper/223:38:502
137862480,0sleep213780-21bash00:19:362
137862480,0sleep213780-21bash00:19:362
68972470,1sleep26855-21sshd22:34:062
256162470,0sleep10-21swapper/121:16:151
229042470,0sleep30-21swapper/321:45:453
117102470,0sleep20-21swapper/221:47:352
218352440,0sleep10-21swapper/121:45:371
19102420,2sleep02066599cyclictest22:50:130
273222320,0sleep20-21swapper/222:08:142
2025922924,3sleep00-21swapper/019:06:090
192982298,7sleep10-21swapper/119:05:141
2033822210,7sleep30-21swapper/319:07:093
205592219,7sleep20-21swapper/219:09:562
2067199184,6cyclictest660-21avahi-daemon23:17:001
200672180,1sleep341-21ksoftirqd/322:26:543
249432170,0sleep30-21swapper/323:14:193
148502170,0sleep3391rcuc/300:03:063
39402160,0sleep30-21swapper/300:18:453
39402160,0sleep30-21swapper/300:18:453
217832160,0sleep00-21swapper/000:17:300
217832160,0sleep00-21swapper/000:17:290
2067199163,6cyclictest674-21dbus-daemon22:47:231
2067199163,6cyclictest649-21polkitd22:20:241
2067199160,7cyclictest29979-21gdbus23:55:181
2067199160,15cyclictest18632-21sshd21:27:131
199852160,0sleep00-21swapper/023:19:250
134532160,2sleep02066599cyclictest21:34:040
120712160,0sleep30-21swapper/321:53:093
78902150,0sleep00-21swapper/021:41:450
33752150,1sleep13350-21sshd00:38:001
2067699150,13cyclictest22267-21bash23:33:242
2067199159,5cyclictest674-21dbus-daemon00:25:131
2067199150,7cyclictest674-21dbus-daemon23:40:211
2067199150,7cyclictest674-21dbus-daemon00:34:571
2067199150,7cyclictest674-21dbus-daemon00:34:561
2067199150,7cyclictest649-21polkitd23:03:171
2067199150,6cyclictest674-21dbus-daemon23:21:231
2067199150,6cyclictest674-21dbus-daemon22:00:491
2067199150,6cyclictest649-21polkitd22:35:461
2067199150,5cyclictest31931-21sshd21:52:041
14732150,1sleep01462-21sshd00:32:200
14732150,1sleep01462-21sshd00:32:190
101192150,0sleep20-21swapper/221:26:092
2067199149,4cyclictest5886-21grep23:45:431
2067199143,6cyclictest674-21dbus-daemon00:20:231
2067199143,6cyclictest674-21dbus-daemon00:20:221
2067199143,5cyclictest649-21polkitd00:14:561
2067199143,5cyclictest649-21polkitd00:14:561
2067199142,6cyclictest674-21dbus-daemon23:34:471
2067199140,6cyclictest674-21dbus-daemon23:53:361
2067199140,6cyclictest674-21dbus-daemon23:11:531
2067199140,6cyclictest674-21dbus-daemon00:04:571
2067199140,6cyclictest642-21systemd-logind22:44:301
2067199140,6cyclictest12214-21sshd22:59:251
2067199140,5cyclictest0-21swapper/122:34:001
2067199140,0cyclictest0-21swapper/121:58:331
299342130,0sleep30-21swapper/321:12:523
20681991310,1cyclictest2365-21sshd21:35:473
2067699130,12cyclictest0-21swapper/222:45:042
2067199134,5cyclictest699-21gdbus21:38:211
2067199130,7cyclictest28155-21sshd00:15:161
2067199130,7cyclictest28155-21sshd00:15:161
2067199130,6cyclictest674-21dbus-daemon22:25:111
2067199130,6cyclictest674-21dbus-daemon22:11:231
2067199130,6cyclictest5001-21sshd21:44:181
2067199130,6cyclictest31366-21grep19:35:001
2067199130,6cyclictest20133-21sshd22:15:501
2067199130,6cyclictest1-21systemd21:31:181
2067199130,6cyclictest10130-21grepconf.sh22:50:521
2067199130,5cyclictest8029-21bash21:10:141
2067199130,5cyclictest1-21systemd23:27:051
2067199130,10cyclictest674-21dbus-daemon00:07:191
2067199130,0cyclictest0-21swapper/123:38:431
20681991210,1cyclictest26214-21lspci21:20:173
2068199120,1cyclictest10603-21bash23:15:473
2068199120,11cyclictest0-21swapper/323:02:463
2067699120,1cyclictest624-13audispd00:04:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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