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2026-06-06 - 03:50
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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 highest latencies:
System rackdslot0.osadl.org (updated Sat Jun 06, 2026 00:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2110993015,1cyclictest0-21swapper/223:20:152
2105992927,2cyclictest0-21swapper/121:20:131
2105992625,0cyclictest0-21swapper/121:32:421
2110992524,0cyclictest0-21swapper/219:15:162
2110992515,10cyclictest0-21swapper/222:40:152
2110992320,2cyclictest12187-21cat22:15:162
211099230,22cyclictest0-21swapper/220:35:132
210099220,4cyclictest0-21swapper/022:35:010
210099220,4cyclictest0-21swapper/022:35:010
2110992117,3cyclictest0-21swapper/200:10:012
2100992117,3cyclictest3985-21H222:10:210
2110992018,1cyclictest0-21swapper/223:48:462
2110992017,2cyclictest1026-21find22:55:002
211099200,16cyclictest0-21swapper/200:05:122
2105992017,2cyclictest3987-21H222:10:211
2100992015,2cyclictest3983-21H222:10:210
211099192,2cyclictest26564-21cat19:50:152
211099192,16cyclictest3085-21postgres21:50:252
211099192,16cyclictest25183-21grep23:35:162
211099192,16cyclictest2491-21expr21:00:172
2110991917,1cyclictest4532-21cat22:00:202
2110991912,7cyclictest0-21swapper/222:07:272
211099191,17cyclictest455-21plymouthd22:10:202
211099191,16cyclictest4035-21H222:10:212
211099190,1cyclictest0-21swapper/200:20:112
211099190,17cyclictest26987-21https23:40:022
211099190,16cyclictest3991-21H222:10:212
211099190,16cyclictest3979-21H222:10:212
210599192,16cyclictest455-21plymouthd23:36:441
2105991917,1cyclictest0-21swapper/123:30:361
210599190,18cyclictest0-21swapper/122:26:371
210599190,16cyclictest3976-21H222:10:211
210099193,15cyclictest0-21swapper/022:00:570
210099192,1cyclictest0-21swapper/020:10:360
210099192,1cyclictest0-21swapper/019:10:190
210099192,16cyclictest3989-21H222:10:210
2100991917,1cyclictest3983-21H222:10:210
2100991916,2cyclictest9-21ksoftirqd/020:56:290
2100991914,1cyclictest0-21swapper/022:20:260
210099190,16cyclictest3989-21H222:10:210
210099190,16cyclictest3989-21H222:10:210
210099190,16cyclictest3976-21H222:10:210
211099182,1cyclictest0-21swapper/223:05:202
211099182,15cyclictest7508-21expr00:00:142
211099182,15cyclictest0-21swapper/220:08:372
2110991817,1cyclictest28-21ksoftirqd/221:08:412
2110991816,1cyclictest28-21ksoftirqd/223:12:072
2110991816,1cyclictest0-21swapper/221:40:162
2110991815,2cyclictest5034-21latency_hist19:15:012
2110991815,2cyclictest25743-21switchtime00:30:212
2110991815,2cyclictest21380-21cstates23:30:132
2110991815,2cyclictest14153-21nfsd423:15:172
2110991815,2cyclictest11513-21df19:25:142
2110991814,3cyclictest3987-21H222:10:212
2110991814,3cyclictest0-21swapper/223:00:112
2110991814,3cyclictest0-21swapper/220:17:182
211099181,2cyclictest18609-21timerandwakeup19:35:242
211099181,16cyclictest3985-21H222:10:212
211099181,16cyclictest20301-21cat23:25:212
211099180,2cyclictest3985-21H222:10:212
211099180,2cyclictest3976-21H222:10:212
211099180,17cyclictest3985-21H222:10:212
211099180,17cyclictest3983-21H222:10:212
211099180,17cyclictest19440-21latency_hist22:30:012
211099180,17cyclictest1526-21lxd21:46:492
211099180,17cyclictest0-21swapper/220:00:162
211099180,17cyclictest0-21swapper/219:55:142
210599182,15cyclictest6660-21missed_timers20:10:171
2105991816,1cyclictest0-21swapper/123:02:331
2105991814,3cyclictest3983-21H222:10:211
210599181,16cyclictest30507-21expr19:55:221
210599180,3cyclictest26527-21nfsd422:40:181
210599180,2cyclictest4035-21H222:10:211
210599180,2cyclictest4035-21H222:10:211
210599180,2cyclictest3989-21H222:10:211
210599180,2cyclictest3987-21H222:10:211
210599180,17cyclictest3987-21H222:10:211
210599180,16cyclictest3983-21H222:10:211
210099182,1cyclictest0-21swapper/023:05:200
2100991816,1cyclictest0-21swapper/019:55:140
2100991815,2cyclictest4035-21H222:10:210
2100991815,2cyclictest3987-21H222:10:210
2100991815,2cyclictest3985-21H222:10:210
2100991815,2cyclictest10711-21chrt22:11:570
2100991813,2cyclictest3987-21H222:10:210
2100991813,2cyclictest3987-21H222:10:210
210099180,3cyclictest18579-21anvil20:35:260
210099180,2cyclictest3991-21H222:10:210
210099180,2cyclictest3981-21H222:10:210
210099180,2cyclictest3976-21H222:10:210
210099180,17cyclictest21328-21/usr/sbin/munin00:25:100
210099180,15cyclictest3985-21H222:10:210
211099172,14cyclictest0-21swapper/223:50:132
2110991715,1cyclictest32243-21cstates21:55:132
2110991715,1cyclictest0-21swapper/222:45:132
2110991715,1cyclictest0-21swapper/220:20:202
2110991714,2cyclictest3979-21H222:10:212
2110991714,2cyclictest25207-21cstates20:45:142
2110991714,2cyclictest19837-21cat22:30:142
2110991714,2cyclictest19837-21cat22:30:142
2110991714,2cyclictest14880-21nfsd419:30:192
211099170,2cyclictest4297-21grep23:55:132
211099170,2cyclictest3979-21H222:10:212
211099170,2cyclictest23233-21dpkg19:45:012
211099170,2cyclictest20015-21cat19:40:012
211099170,16cyclictest3991-21H222:10:212
211099170,16cyclictest28407-21cstates20:50:132
211099170,16cyclictest21692-21expr00:25:142
211099170,16cyclictest15583-21dpkg00:15:012
211099170,16cyclictest15583-21dpkg00:15:012
211099170,16cyclictest15323-21apt-get21:25:112
211099170,16cyclictest13448-21if_lxdbr021:20:172
211099170,16cyclictest0-21swapper/220:25:102
2105991716,1cyclictest21-21ksoftirqd/123:26:061
2105991715,1cyclictest263712chrt21:45:071
2105991714,3cyclictest0-21swapper/122:06:341
2105991714,2cyclictest812-21sed20:00:231
2105991714,2cyclictest3989-21H222:10:211
2105991714,2cyclictest3976-21H222:10:211
2105991714,2cyclictest14501-21snapd21:25:191
2105991714,2cyclictest13930-21nfsd400:10:161
210599171,2cyclictest0-21swapper/121:38:471
210599170,2cyclictest993-21dbus-daemon20:20:191
210599170,2cyclictest6732-21latency_hist00:00:001
210599170,2cyclictest3989-21H222:10:211
210599170,2cyclictest3983-21H222:10:211
210599170,2cyclictest3983-21H222:10:211
210599170,2cyclictest3248-21http_loadtime19:10:151
210599170,2cyclictest29464-21cstates21:50:131
210599170,2cyclictest1859-21munin-run22:00:011
210599170,2cyclictest1035-21thermald20:05:011
210599170,1cyclictest3991-21H222:10:211
210599170,1cyclictest0-21swapper/120:57:081
210599170,1cyclictest0-21swapper/119:34:431
210599170,16cyclictest8688-21cat19:20:141
210599170,16cyclictest7437-21anvil22:10:351
210599170,16cyclictest7353-21cat21:10:131
210599170,16cyclictest4035-21H222:10:211
210599170,16cyclictest3989-21H222:10:211
210599170,16cyclictest3985-21H222:10:211
210599170,16cyclictest3985-21H222:10:211
210599170,16cyclictest3983-21H222:10:211
210599170,16cyclictest3983-21H222:10:211
210599170,16cyclictest3979-21H222:10:211
210599170,16cyclictest3976-21H222:10:211
210599170,16cyclictest25255-21ls20:45:141
210599170,16cyclictest24617-21awk19:45:181
210599170,16cyclictest16396-21date20:30:011
210599170,16cyclictest1605-21cat21:00:131
210599170,16cyclictest14807-21tune2fs22:20:141
210599170,16cyclictest11922-21dbus00:07:491
210599170,15cyclictest4035-21H222:10:211
2100991715,1cyclictest9-21ksoftirqd/022:45:470
2100991714,2cyclictest6722-21chrt23:02:590
2100991714,2cyclictest4099-21H222:10:210
2100991714,2cyclictest3991-21H222:10:210
2100991714,2cyclictest3989-21H222:10:210
2100991714,2cyclictest3987-21H222:10:210
2100991714,2cyclictest3987-21H222:10:210
2100991714,2cyclictest3976-21H222:10:210
2100991714,2cyclictest28819-21cut21:50:000
2100991714,2cyclictest19967-21mktemp19:40:010
2100991714,2cyclictest0-21swapper/023:13:140
2100991714,1cyclictest0-21swapper/020:05:130
2100991713,2cyclictest3989-21H222:10:210
210099171,1cyclictest0-21swapper/023:20:050
210099171,15cyclictest3991-21H222:10:210
210099171,15cyclictest16480-21/usr/sbin/munin20:30:200
210099171,15cyclictest0-21swapper/023:17:210
210099170,2cyclictest4035-21H222:10:210
210099170,2cyclictest3989-21H222:10:210
210099170,2cyclictest3985-21H222:10:210
210099170,2cyclictest2774-21/usr/sbin/munin21:00:190
210099170,2cyclictest27562-21expr23:40:120
210099170,2cyclictest24578-21/usr/sbin/munin21:40:160
210099170,16cyclictest6690-21cut19:15:170
210099170,16cyclictest4035-21H222:10:210
210099170,16cyclictest3989-21H222:10:210
210099170,16cyclictest3985-21H222:10:210
210099170,16cyclictest3983-21H222:10:210
210099170,16cyclictest3979-21H222:10:210
210099170,16cyclictest29839-21which21:50:150
210099170,16cyclictest22077-21grep21:35:160
210099170,16cyclictest12023-21fschecks_time22:15:160
210099170,16cyclictest0-21swapper/020:52:110
2105991614,1cyclictest22727-21awk20:40:141
2105991614,1cyclictest22496-21expr22:35:131
2105991614,1cyclictest0-21swapper/122:55:131
2105991613,2cyclictest11842-21/usr/sbin/munin19:25:171
210599160,2cyclictest30326-21/usr/sbin/munin23:45:101
210599160,15cyclictest3979-21H222:10:211
210599160,15cyclictest19887-21ls22:30:151
210599160,15cyclictest19887-21ls22:30:141
210599160,15cyclictest0-21swapper/122:00:151
2100991614,1cyclictest0-21swapper/021:10:170
2100991614,1cyclictest0-21swapper/019:45:020
2100991614,1cyclictest0-21swapper/000:05:130
210099160,1cyclictest0-21swapper/020:20:140
210099160,15cyclictest0-21swapper/021:20:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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