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2026-02-18 - 09:43
[ 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 Wed Feb 18, 2026 00:45:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20428992914,1cyclictest0-21swapper/200:10:212
20428992424,0cyclictest14332-21mii-tool19:55:162
20428992314,5cyclictest0-21swapper/219:35:012
2042799230,18cyclictest0-21swapper/121:55:131
20428992020,0cyclictest0-21swapper/223:30:212
20428992018,1cyclictest0-21swapper/200:15:042
20428992016,3cyclictest0-21swapper/223:16:182
20428992012,4cyclictest0-21swapper/220:25:262
2042899200,19cyclictest0-21swapper/220:35:142
2042899200,19cyclictest0-21swapper/220:04:042
2042799203,3cyclictest0-21swapper/120:28:381
20427992016,3cyclictest11896-21cron20:50:001
20427992016,3cyclictest0-21swapper/122:26:511
20427992016,3cyclictest0-21swapper/100:31:451
2042899192,3cyclictest0-21swapper/223:09:532
2042899192,1cyclictest0-21swapper/222:50:232
2042899192,16cyclictest24212-21cat22:10:012
2042899192,16cyclictest0-21swapper/222:24:122
20428991917,1cyclictest0-21swapper/222:25:482
20428991917,1cyclictest0-21swapper/222:03:052
20428991916,2cyclictest3338-21latency_hist20:35:002
20428991916,2cyclictest14262-21if_enp1s021:50:162
20428991916,2cyclictest11082-21sed22:40:212
20428991915,3cyclictest0-21swapper/221:00:182
20428991915,2cyclictest880-21rs:main2
20428991913,5cyclictest24586-21munin-run20:15:012
20428991912,3cyclictest0-21swapper/223:40:122
2042899190,3cyclictest0-21swapper/223:53:422
2042899190,3cyclictest0-21swapper/200:02:242
2042899190,18cyclictest6252-21wc00:25:222
20427991915,3cyclictest0-21swapper/122:45:011
20427991913,5cyclictest0-21swapper/121:10:131
2042799191,1cyclictest0-21swapper/123:47:241
2042799191,17cyclictest0-21swapper/119:45:181
2042799190,3cyclictest0-21swapper/119:10:191
2042899182,15cyclictest0-21swapper/221:30:172
20428991816,1cyclictest9385-21awk19:45:182
20428991816,1cyclictest310362sleep221:23:052
20428991816,1cyclictest183072chrt21:57:492
20428991816,1cyclictest0-21swapper/223:11:382
20428991815,2cyclictest5346-21wc21:35:132
20428991815,2cyclictest2366-21cstates19:35:152
20428991815,2cyclictest2366-21cstates19:35:142
20428991815,2cyclictest20962-21nfsd423:55:172
20428991815,1cyclictest0-21swapper/222:35:192
20428991814,3cyclictest0-21swapper/223:26:512
2042899181,16cyclictest0-21swapper/219:20:012
2042899180,3cyclictest9729-21apt-config00:35:002
2042899180,2cyclictest24035-21grep21:10:152
2042899180,17cyclictest0-21swapper/220:40:182
2042799182,15cyclictest29312-21mailstats20:20:211
20427991816,1cyclictest0-21swapper/121:02:111
20427991814,3cyclictest26235-21smtp23:08:071
20427991812,4cyclictest26318-21cpuspeed_turbos19:20:131
2042799181,16cyclictest5129-21nfsd422:30:191
2042799180,3cyclictest20518-21apt-get23:00:001
2042799180,1cyclictest0-21swapper/122:15:191
2042699182,15cyclictest1490-21snapd21:22:270
20426991814,3cyclictest0-21swapper/020:04:350
20426991814,2cyclictest6755-21cpuspeed_turbos22:35:130
2042699180,3cyclictest20277-21anvil23:00:210
2042699180,16cyclictest1829-21systemd-journal19:56:580
20428991715,1cyclictest261362sleep221:15:122
20428991715,1cyclictest10624-21cat00:35:142
20428991715,1cyclictest0-21swapper/221:40:142
20428991714,2cyclictest5877-21cstates19:40:142
20428991714,2cyclictest3922-21cat22:30:142
20428991714,2cyclictest32573-21sed21:25:162
20428991714,2cyclictest29232-21cstates19:25:142
20428991714,2cyclictest27619-21ntpq19:20:202
20428991714,2cyclictest25603-21/usr/sbin/munin20:15:142
20428991714,2cyclictest22380-21sort19:10:222
20428991714,2cyclictest21113-21apt-key23:00:012
20428991714,2cyclictest14609-21ls23:45:142
20428991714,2cyclictest1100-21snmpd21:45:122
20428991714,2cyclictest10114-21cat20:45:142
2042899170,2cyclictest28700-21cat22:15:172
2042899170,2cyclictest15298-21cstates20:55:162
2042899170,16cyclictest8777-21cpuspeed_turbos23:35:142
2042899170,16cyclictest28101-21cstates20:20:142
2042899170,16cyclictest26751-21smartctl00:05:192
2042899170,16cyclictest25944-21nvmesmart_nvme022:10:182
2042899170,16cyclictest25944-21nvmesmart_nvme022:10:182
2042899170,16cyclictest2327-21kernelversion00:20:172
2042899170,16cyclictest20834-21cstates21:05:132
2042899170,16cyclictest20567-21awk23:00:012
2042899170,16cyclictest12861-21cat20:50:142
2042899170,16cyclictest12609-21cstates22:45:142
2042899170,16cyclictest11575-21awk19:50:162
2042899170,16cyclictest0-21swapper/223:20:022
20427991715,1cyclictest0-21swapper/119:35:191
20427991715,1cyclictest0-21swapper/119:35:181
20427991714,2cyclictest863-21avahi-daemon19:15:211
20427991714,2cyclictest30061-21missed_timers19:25:181
20427991714,2cyclictest17059-21proxymap22:52:001
20427991714,2cyclictest16967-21smartctl20:00:161
20427991714,2cyclictest1550-21snapd23:02:381
20427991714,2cyclictest1478-21snapd23:25:061
20427991714,2cyclictest1300-21lxd20:52:481
20427991714,2cyclictest12852-21nfsd423:40:171
20427991714,2cyclictest11866-21munin-run22:45:001
20427991714,2cyclictest1035-21thermald21:50:201
20427991714,1cyclictest0-21swapper/122:00:071
2042799170,2cyclictest2878-21timerwakeupswit20:30:221
2042799170,2cyclictest26553-21expr21:15:151
2042799170,2cyclictest26071-21pzem_power22:10:201
2042799170,2cyclictest26071-21pzem_power22:10:191
2042799170,2cyclictest21227-21perl21:05:141
2042799170,2cyclictest1526-21lxd20:56:481
2042799170,2cyclictest10117-21apt-key00:35:011
2042799170,16cyclictest6753-21sed21:35:211
2042799170,16cyclictest31635-21nfsd422:20:181
2042799170,16cyclictest31380-21sort23:15:211
2042799170,16cyclictest31354-21date21:25:001
2042799170,16cyclictest27547-21cat20:20:001
2042799170,16cyclictest24790-21cron00:09:551
2042799170,16cyclictest12699-21sed19:50:211
2042799170,16cyclictest10510-21cat21:45:001
2042799170,15cyclictest0-21swapper/100:10:181
20426991714,2cyclictest9258-21chrt00:32:050
20426991714,2cyclictest658-21latency_hist20:30:010
20426991714,2cyclictest23404-21kernelversion00:00:160
20426991714,2cyclictest21841-21nfsd421:05:180
20426991714,2cyclictest21537-21python320:10:010
20426991714,2cyclictest18757-21munin-plugin-st22:00:010
20426991714,2cyclictest1813-21sed23:20:200
20426991714,2cyclictest11578-21apache_processe23:40:100
20426991714,2cyclictest10730-21apache_volume21:45:120
20426991714,1cyclictest0-21swapper/020:54:320
20426991712,4cyclictest843-21systemd-network21:40:550
2042699171,15cyclictest0-21swapper/022:28:510
2042699170,2cyclictest993-21dbus-daemon22:40:200
2042699170,2cyclictest26816-21latency_hist23:10:000
2042699170,2cyclictest19875-21cat20:05:160
2042699170,16cyclictest7915-21memory20:40:170
2042699170,16cyclictest553-21latency_hist22:25:010
2042699170,16cyclictest4349-21expr22:30:140
2042699170,16cyclictest32342-21ntpq00:15:180
2042699170,16cyclictest2874-21ntpq00:20:180
2042699170,16cyclictest28052-21expr20:20:140
2042699170,16cyclictest27826-21munin-run00:10:000
2042699170,16cyclictest26969-21apache_accesses23:10:110
2042699170,16cyclictest24852-21expr22:10:140
2042699170,16cyclictest24852-21expr22:10:130
2042699170,16cyclictest24806-21ntp_states21:10:180
2042699170,16cyclictest1856-21systemd-udevd23:56:520
2042699170,16cyclictest15427-21sshd21:50:440
2042699170,16cyclictest14622-21cut22:50:000
2042699170,16cyclictest12101-21awk19:50:170
20427991614,1cyclictest27449-21expr23:10:131
20427991614,1cyclictest12061-21grep21:45:181
20427991614,1cyclictest0-21swapper/122:35:141
20427991614,1cyclictest0-21swapper/122:05:131
20427991614,1cyclictest0-21swapper/120:40:141
20427991614,1cyclictest0-21swapper/120:10:561
20427991614,1cyclictest0-21swapper/120:05:151
20427991614,1cyclictest0-21swapper/100:15:191
20427991613,2cyclictest1708-21latency_hist21:30:011
2042799160,2cyclictest17820-21/usr/sbin/munin23:50:151
2042799160,1cyclictest6741-21if_eno123:30:141
2042799160,1cyclictest0-21swapper/120:35:151
2042799160,15cyclictest9462-21if_eno123:35:161
2042799160,15cyclictest6883-21sendmail_mailqu19:40:211
2042799160,15cyclictest530-21cut19:30:191
2042799160,15cyclictest5101-21fschecks_count00:25:161
2042799160,15cyclictest3680-21ntp_offset21:30:201
2042799160,15cyclictest1393-21dpkg00:20:121
2042799160,15cyclictest13528-21cpu19:55:141
2042799160,15cyclictest1056-21sed23:20:151
2042799160,15cyclictest0-21swapper/123:55:131
2042799160,15cyclictest0-21swapper/100:00:131
20426991614,1cyclictest23869-21ls19:15:140
20426991614,1cyclictest16273-21nfsd422:50:180
20426991614,1cyclictest0-21swapper/023:15:040
20426991614,1cyclictest0-21swapper/022:55:210
20426991614,1cyclictest0-21swapper/022:05:140
20426991614,1cyclictest0-21swapper/022:00:150
20426991614,1cyclictest0-21swapper/021:30:150
20426991614,1cyclictest0-21swapper/021:25:160
20426991614,1cyclictest0-21swapper/019:40:050
20426991614,1cyclictest0-21swapper/019:35:170
20426991614,1cyclictest0-21swapper/019:35:170
20426991614,1cyclictest0-21swapper/019:30:160
20426991613,2cyclictest3292-21ls23:25:130
20426991613,2cyclictest26508-21pzem_current20:15:200
20426991613,2cyclictest20740-21apache_processe19:10:130
20426991613,2cyclictest16428-21ntpq20:55:190
20426991613,2cyclictest11097-21processes20:45:200
2042699160,2cyclictest14639-21expr23:45:130
2042699160,1cyclictest0-21swapper/021:15:120
2042699160,1cyclictest0-21swapper/019:20:150
2042699160,16cyclictest0-21swapper/000:35:220
2042699160,15cyclictest9362-21expr19:45:180
2042699160,15cyclictest9137-21expr23:35:140
2042699160,15cyclictest6439-21nfsd421:35:170
2042699160,15cyclictest60182sleep020:36:500
2042699160,15cyclictest4738-21cstates00:25:140
2042699160,15cyclictest19258-21processes21:00:200
2042699160,15cyclictest18893-21timerwakeupswit23:50:200
2042699160,15cyclictest0-21swapper/020:30:160
2042699160,15cyclictest0-21swapper/019:25:140
2042699160,15cyclictest0-21swapper/000:10:130
20426991514,0cyclictest0-21swapper/022:15:140
2042699150,15cyclictest0-21swapper/023:30:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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