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2026-02-28 - 08:47
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 Feb 28, 2026 00:45:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20742993432,2cyclictest16477-21kworker/1:220:54:581
20742992927,2cyclictest0-21swapper/119:54:341
20742992819,9cyclictest0-21swapper/120:58:021
20747992727,0cyclictest0-21swapper/219:45:162
20742992516,0cyclictest0-21swapper/100:25:501
2074799230,5cyclictest0-21swapper/222:45:242
2074199230,18cyclictest1403-21latency_hist20:30:010
2074199230,0cyclictest0-21swapper/000:28:050
2074799220,18cyclictest0-21swapper/219:20:142
2074799220,16cyclictest4203-21fschecks_count23:25:152
20742992221,1cyclictest0-21swapper/100:05:021
2074199220,21cyclictest843-21systemd-network19:58:450
2074199220,18cyclictest0-21swapper/023:33:280
2074799215,15cyclictest7097-21sed20:39:002
20747992117,3cyclictest26455-21grep22:10:152
20747992117,3cyclictest0-21swapper/200:14:392
2074799210,3cyclictest0-21swapper/222:07:362
2074799210,18cyclictest0-21swapper/222:19:132
2074199212,16cyclictest0-21swapper/021:10:080
2074799202,17cyclictest0-21swapper/200:22:472
20747992018,1cyclictest0-21swapper/221:55:202
2074299204,15cyclictest0-21swapper/100:14:371
2074299200,19cyclictest870-21systemd-logind21:06:521
2074799192,2cyclictest7100-21dump-pmu-power22:35:012
2074799192,2cyclictest13628-21expr20:50:132
2074799192,16cyclictest25034-21cat21:10:152
2074799192,16cyclictest0-21swapper/220:08:342
20747991917,1cyclictest0-21swapper/221:55:002
20747991917,1cyclictest0-21swapper/221:05:452
20747991916,2cyclictest3223-21ntp_kernel_pll_22:25:172
20747991916,2cyclictest19205-21expr21:00:152
20747991916,2cyclictest11932-21pzem20:45:202
20747991916,1cyclictest0-21swapper/200:31:532
20747991915,3cyclictest0-21swapper/221:48:132
20747991914,4cyclictest0-21swapper/200:16:232
2074799191,16cyclictest21656-21cut19:10:132
2074799190,3cyclictest0-21swapper/219:53:452
2074799190,3cyclictest0-21swapper/219:34:142
2074799190,3cyclictest0-21swapper/219:34:142
2074799190,1cyclictest0-21swapper/219:26:082
2074799190,16cyclictest1481-21snapd23:32:102
20742991917,1cyclictest21-21ksoftirqd/100:19:021
20742991913,3cyclictest0-21swapper/123:28:251
20741991918,0cyclictest9-21ksoftirqd/000:05:010
20741991917,1cyclictest0-21swapper/021:33:220
2074799182,15cyclictest7764-21grep20:40:142
2074799182,15cyclictest30250-21cstates21:20:142
2074799182,15cyclictest0-21swapper/223:05:142
20747991816,1cyclictest2922-21latency_hist23:25:012
20747991816,1cyclictest28477-21expr20:20:132
20747991816,1cyclictest28477-21expr20:20:132
20747991816,1cyclictest25986-21chrt19:18:492
20747991815,2cyclictest9705-21chrt22:38:562
20747991815,2cyclictest17747-21expr23:50:122
2074799181,3cyclictest0-21swapper/223:36:582
2074799181,2cyclictest5872-21cpuspeed_turbos19:40:152
2074799181,2cyclictest31088-21apt-config20:25:022
2074799181,2cyclictest25002-21awk20:15:012
2074799181,2cyclictest20320-21expr22:55:202
2074799181,1cyclictest0-21swapper/219:58:422
2074799181,15cyclictest0-21swapper/223:13:432
2074799180,3cyclictest2382-21sort20:30:142
2074799180,3cyclictest18221-21munin-run21:00:012
2074799180,3cyclictest16829-21sed20:00:012
2074799180,17cyclictest3351-21lxd22:50:342
2074799180,17cyclictest0-21swapper/200:00:182
2074799180,16cyclictest0-21swapper/200:36:082
2074299188,10cyclictest0-21swapper/123:56:081
2074299182,15cyclictest17063-21nfsd422:50:161
20742991816,1cyclictest0-21swapper/123:35:441
20742991815,2cyclictest16102-21ntp_offset21:50:181
2074299180,3cyclictest1944-21grep20:30:141
2074299180,16cyclictest3991-21H222:10:211
2074299180,16cyclictest3987-21H222:10:211
2074299180,16cyclictest16023-21nfsd423:45:181
2074299180,15cyclictest0-21swapper/120:20:211
2074299180,15cyclictest0-21swapper/120:20:211
2074199182,2cyclictest21851-21cat19:10:150
20741991818,0cyclictest0-21swapper/020:54:590
20741991816,1cyclictest0-21swapper/019:19:020
20741991815,2cyclictest24206-21nfsd422:05:180
20741991814,3cyclictest9950-21cron22:40:000
20741991811,6cyclictest15560-21cut22:50:010
2074199180,3cyclictest15926-21grep21:50:170
2074199180,16cyclictest2007-21systemd-journal20:41:330
20747991715,1cyclictest0-21swapper/221:25:142
20747991714,2cyclictest22855-21pzem_energy23:00:192
20747991714,2cyclictest20128-21awk23:55:112
20747991714,2cyclictest14675-21/usr/sbin/munin23:45:102
20747991714,2cyclictest13310-21/usr/sbin/munin23:40:182
2074799171,1cyclictest0-21swapper/221:40:152
2074799171,1cyclictest0-21swapper/220:15:132
2074799170,3cyclictest0-21swapper/221:35:162
2074799170,2cyclictest3698-21cat19:35:182
2074799170,1cyclictest0-21swapper/221:30:212
2074799170,16cyclictest5347-21cat00:25:122
2074799170,16cyclictest31926-21fschecks_time22:20:132
2074799170,16cyclictest29665-21apache_processe23:15:102
2074799170,16cyclictest27748-21basename21:15:132
2074799170,16cyclictest25983-21cat00:05:142
2074799170,16cyclictest20448-21cstates22:00:122
2074799170,16cyclictest10960-21cstates22:40:122
2074299172,1cyclictest0-21swapper/121:40:181
20742991716,1cyclictest21-21ksoftirqd/120:00:131
20742991715,1cyclictest12596-21sessionclean00:39:011
20742991715,1cyclictest0-21swapper/121:15:511
20742991714,2cyclictest3414-21master22:56:031
20742991714,2cyclictest2872-21systemd-logind22:00:521
20742991714,2cyclictest2872-21systemd-logind19:42:531
20742991714,2cyclictest2649-21tr19:35:141
20742991714,2cyclictest25230-21/usr/sbin/munin19:15:201
20742991714,2cyclictest22899-21/usr/sbin/munin22:05:201
20742991714,2cyclictest1-21systemd20:26:521
20742991714,2cyclictest1146-21pzem_energy19:30:191
20742991714,2cyclictest1146-21pzem_energy19:30:191
20742991712,4cyclictest426-21systemd-udevd23:31:511
2074299171,15cyclictest152232chrt22:47:271
2074299171,15cyclictest0-21swapper/123:20:141
2074299171,15cyclictest0-21swapper/122:20:191
2074299170,2cyclictest5356-21df22:30:121
2074299170,2cyclictest29731-21netstat22:15:181
2074299170,2cyclictest26500-21cat00:05:161
2074299170,2cyclictest19969-21grep21:00:181
2074299170,2cyclictest1483-21snapd23:02:391
2074299170,2cyclictest1351-21lxd21:20:531
2074299170,2cyclictest1079-21cups-browsed23:50:191
2074299170,16cyclictest4378-21perf22:30:001
2074299170,16cyclictest2872-21systemd-logind22:42:521
2074299170,16cyclictest25725-21proc_pri21:10:191
2074299170,16cyclictest23257-21chrt20:10:131
2074299170,16cyclictest1522-21lxd20:40:531
2074299170,16cyclictest12595-21fschecks_count21:45:131
2074299170,15cyclictest3985-21H222:10:211
2074199172,1cyclictest0-21swapper/000:30:540
20741991717,0cyclictest0-21swapper/021:45:250
20741991715,1cyclictest247342chrt20:11:490
20741991714,2cyclictest869-21cut19:30:180
20741991714,2cyclictest869-21cut19:30:170
20741991714,2cyclictest4248-21chrt20:33:430
20741991714,2cyclictest3053-21systemd-logind23:20:510
20741991714,2cyclictest3053-21systemd-logind22:14:510
20741991714,2cyclictest2785-21expr19:35:140
20741991714,2cyclictest25941-21expr20:15:130
20741991714,2cyclictest22993-21mailstats21:05:200
20741991714,2cyclictest19154-21sed21:55:190
20741991714,2cyclictest12858-21irqstats23:40:160
20741991714,2cyclictest10369-21sort00:35:120
20741991714,2cyclictest0-21swapper/019:25:180
2074199171,15cyclictest0-21swapper/020:35:240
2074199171,14cyclictest0-21swapper/000:14:040
2074199170,2cyclictest1912-21/usr/sbin/munin21:25:200
2074199170,2cyclictest11122-21http_loadtime22:40:140
2074199170,2cyclictest10641-21expr20:45:130
2074199170,16cyclictest863-21avahi-daemon23:50:190
2074199170,16cyclictest4099-21H222:10:210
2074199170,16cyclictest3991-21H222:10:210
2074199170,16cyclictest3053-21systemd-logind21:04:520
2074199170,16cyclictest26942-21apache_processe23:10:110
2074199170,16cyclictest22288-21awk20:10:020
2074199170,16cyclictest21531-21ntp_states23:55:170
20742991614,1cyclictest17516-21grep21:55:121
20742991614,1cyclictest0-21swapper/123:15:121
20742991614,1cyclictest0-21swapper/122:11:471
20742991614,1cyclictest0-21swapper/121:30:131
20742991614,1cyclictest0-21swapper/100:30:191
20742991613,2cyclictest7406-21proc_pri21:35:191
2074299161,1cyclictest0-21swapper/120:45:161
2074299160,2cyclictest28159-21switchtime19:20:211
2074299160,15cyclictest8996-21fschecks_count19:45:141
2074299160,15cyclictest7850-21expr22:35:131
2074299160,15cyclictest1-21systemd23:10:511
2074299160,15cyclictest0-21swapper/123:40:131
2074299160,15cyclictest0-21swapper/123:05:151
2074299160,15cyclictest0-21swapper/121:25:121
2074299160,15cyclictest0-21swapper/120:35:201
2074299160,15cyclictest0-21swapper/120:15:201
2074299160,15cyclictest0-21swapper/120:10:011
2074299160,15cyclictest0-21swapper/119:55:151
20741991614,1cyclictest1782-21/usr/sbin/munin00:20:120
20741991614,1cyclictest101rcuc/023:35:170
20741991614,1cyclictest0-21swapper/023:15:120
20741991614,1cyclictest0-21swapper/022:26:290
20741991614,1cyclictest0-21swapper/022:00:120
20741991614,1cyclictest0-21swapper/021:35:130
20741991614,1cyclictest0-21swapper/020:55:160
20741991614,1cyclictest0-21swapper/020:20:210
20741991614,1cyclictest0-21swapper/020:20:200
20741991613,2cyclictest24121-21cpuspeed_turbos23:05:130
2074199160,2cyclictest8347-21/usr/sbin/munin19:45:170
2074199160,2cyclictest5768-21ls22:30:150
2074199160,2cyclictest29723-21/usr/sbin/munin21:20:190
2074199160,1cyclictest0-21swapper/023:45:110
2074199160,1cyclictest0-21swapper/021:15:300
2074199160,1cyclictest0-21swapper/019:50:160
2074199160,1cyclictest0-21swapper/019:25:000
2074199160,1cyclictest0-21swapper/000:05:140
2074199160,15cyclictest9506-21fschecks_count21:40:130
2074199160,15cyclictest3693-21cpuspeed_turbos23:25:130
2074199160,15cyclictest31509-21tr00:15:130
2074199160,15cyclictest31341-21wc22:20:130
2074199160,15cyclictest0-21swapper/023:00:200
2074199160,15cyclictest0-21swapper/022:55:100
2074199160,15cyclictest0-21swapper/022:50:160
2074199160,15cyclictest0-21swapper/020:00:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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