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2026-06-09 - 09:10
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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 rack1slot3.osadl.org (updated Tue Jun 09, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121214699140,12cyclictest0-21swapper/323:15:093
121214699140,12cyclictest0-21swapper/321:55:113
121214699140,12cyclictest0-21swapper/321:40:133
121214699140,12cyclictest0-21swapper/321:00:123
121214699130,12cyclictest0-21swapper/320:10:123
121214699130,12cyclictest0-21swapper/320:00:103
121214699130,12cyclictest0-21swapper/319:45:123
121214699120,11cyclictest0-21swapper/323:54:573
121214699120,11cyclictest0-21swapper/322:50:103
121214699120,11cyclictest0-21swapper/321:10:123
121214699120,11cyclictest0-21swapper/320:20:113
121214699119,0cyclictest0-21swapper/319:20:113
1212146991110,0cyclictest0-21swapper/322:45:123
1212146991110,0cyclictest0-21swapper/320:05:223
121214699110,10cyclictest0-21swapper/323:55:163
121214699110,10cyclictest0-21swapper/323:30:153
121214699110,10cyclictest0-21swapper/323:05:193
121214699110,10cyclictest0-21swapper/321:10:003
121214699110,10cyclictest0-21swapper/320:30:003
121214699110,10cyclictest0-21swapper/319:54:153
121214699110,10cyclictest0-21swapper/319:30:163
121214699110,0cyclictest0-21swapper/322:30:123
121214699110,0cyclictest0-21swapper/320:15:123
121214699110,0cyclictest0-21swapper/300:39:013
121214699109,0cyclictest0-21swapper/319:15:013
1212146991010,0cyclictest0-21swapper/323:35:123
1212146991010,0cyclictest0-21swapper/319:25:133
1212146991010,0cyclictest0-21swapper/300:15:143
121214699100,9cyclictest0-21swapper/322:20:143
121214699100,9cyclictest0-21swapper/321:50:203
121214699100,0cyclictest0-21swapper/323:45:173
121214699100,0cyclictest0-21swapper/322:55:133
121214699100,0cyclictest0-21swapper/320:49:563
12121469999,0cyclictest0-21swapper/323:44:153
12121469999,0cyclictest0-21swapper/321:25:443
12121469999,0cyclictest0-21swapper/321:15:163
12121469999,0cyclictest0-21swapper/319:20:003
12121469998,0cyclictest0-21swapper/323:25:023
12121469990,8cyclictest0-21swapper/322:40:113
12121469990,8cyclictest0-21swapper/322:30:003
12121469990,8cyclictest0-21swapper/321:35:003
12121469987,0cyclictest0-21swapper/323:02:273
12121469987,0cyclictest0-21swapper/300:30:123
12121469987,0cyclictest0-21swapper/300:06:163
12121469980,7cyclictest0-21swapper/323:25:123
12121469977,0cyclictest0-21swapper/322:36:263
12121469977,0cyclictest0-21swapper/322:00:153
12121469977,0cyclictest0-21swapper/321:00:013
12121469976,0cyclictest0-21swapper/321:20:103
12121469970,7cyclictest0-21swapper/321:35:193
12121469970,5cyclictest0-21swapper/320:40:123
1210435271,4sleep30-21swapper/319:05:143
12121469966,0cyclictest0-21swapper/322:15:103
12121469966,0cyclictest0-21swapper/322:10:013
12121469966,0cyclictest0-21swapper/319:40:203
12121469966,0cyclictest0-21swapper/319:40:013
12121469966,0cyclictest0-21swapper/300:25:123
12121469960,5cyclictest0-21swapper/300:00:123
12121469960,2cyclictest0-21swapper/321:45:123
12121469955,0cyclictest0-21swapper/320:33:493
12121469954,0cyclictest0-21swapper/323:14:403
12121469954,0cyclictest0-21swapper/323:14:403
12121469950,4cyclictest0-21swapper/300:20:113
1317755240,1sleep01318050-21df23:30:120
1225309240,0sleep01225461-21/usr/sbin/munin19:40:190
12121469944,0cyclictest0-21swapper/322:10:083
12121469944,0cyclictest0-21swapper/320:35:183
12121469944,0cyclictest0-21swapper/319:55:063
12121469940,3cyclictest1252663-21chrt20:50:323
12121469940,3cyclictest0-21swapper/300:10:123
1211784242,1sleep20-21swapper/219:07:182
1211739242,1sleep10-21swapper/119:06:441
1237674230,2sleep01237722-21latency_hist20:15:010
1230003231,1sleep01228122-21perf19:54:550
1211153231,0sleep00-21swapper/019:05:190
1341651220,1sleep21341778-21find00:25:192
1338260220,1sleep11338736-21cmp00:20:001
1336863220,1sleep11336945-21irqstats00:15:171
1325524220,0sleep00-21swapper/023:48:130
1323648220,1sleep01323848-21wc23:45:020
1319946220,1sleep11320153-21/usr/sbin/munin23:35:141
1316346220,1sleep21316514-21sensors_temp23:25:192
1313475220,1sleep11313568-21aten_r1power_fr23:20:131
1312925220,1sleep00-21swapper/023:17:390
1309025220,1sleep20-21swapper/223:10:012
1305970220,1sleep01306086-21python323:00:190
1298846220,1sleep20-21swapper/222:45:122
1298568220,0sleep00-21swapper/022:44:450
1292316220,1sleep00-21swapper/022:29:570
1285751220,0sleep00-21swapper/022:14:400
1282671220,1sleep11282823-21awk22:05:171
1281545220,1sleep00-21swapper/022:04:150
1279530220,1sleep2607-21dbus-daemon22:00:012
1270757220,1sleep01270761-21ssh21:36:130
1261627220,1sleep01261781-21ntp_states21:15:160
1261126220,1sleep11261421-21df21:15:131
1259201220,1sleep21259448-21diskstats21:10:142
1258762220,1sleep11258956-21cut21:10:001
1256261220,1sleep01256477-21users21:00:200
1251099220,1sleep21251133-21munin-run20:50:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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