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2026-02-24 - 07:02
[ 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 376 highest latencies:
System rackdslot0.osadl.org (updated Tue Feb 24, 2026 00:46:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2358799340,0cyclictest0-21swapper/019:45:150
23587992727,0cyclictest0-21swapper/022:10:150
2358899243,14cyclictest0-21swapper/120:12:171
2358799240,24cyclictest0-21swapper/000:05:150
2358899230,18cyclictest0-21swapper/123:25:151
23587992323,0cyclictest0-21swapper/023:30:150
23587992219,2cyclictest5028-21fschecks_count22:25:150
2358799220,5cyclictest0-21swapper/020:05:020
2358799220,4cyclictest0-21swapper/023:28:230
2358799214,1cyclictest0-21swapper/023:49:140
2358799214,1cyclictest0-21swapper/023:49:140
2358799214,16cyclictest0-21swapper/020:54:390
2359399208,11cyclictest0-21swapper/221:27:252
2359399204,2cyclictest8370-21latency_hist23:30:002
2358899203,2cyclictest23609-21munin-plugin-st23:00:011
23588992017,2cyclictest27636-21cron22:09:011
2358899200,19cyclictest843-21systemd-network00:09:181
23587992016,3cyclictest0-21swapper/000:25:170
2359399193,1cyclictest2361-21latency00:15:182
23593991916,2cyclictest19589-21ntp_kernel_err22:50:182
23593991915,3cyclictest0-21swapper/223:31:452
23593991915,3cyclictest0-21swapper/200:08:052
2358899193,15cyclictest0-21swapper/123:55:001
2358899190,1cyclictest12877-21ps23:35:171
2358799193,15cyclictest10608-21timerwakeupswit21:35:210
2358799192,16cyclictest9662-21latency_hist22:35:010
2358799192,16cyclictest2759-21sed20:25:210
2358799190,18cyclictest0-21swapper/020:23:390
2359399182,15cyclictest28-21ksoftirqd/219:20:312
23593991816,1cyclictest28863-21missed_timers20:15:182
23593991816,1cyclictest1664-21timerwakeupswit23:15:222
23593991816,1cyclictest0-21swapper/223:22:522
2359399181,2cyclictest13604-21latency00:35:162
2359399180,1cyclictest4099-21H222:10:212
2358899182,15cyclictest5208-21nfsd420:30:191
2358899182,15cyclictest0-21swapper/122:50:011
23588991815,2cyclictest17998-21grep23:45:171
23588991815,2cyclictest17998-21grep23:45:161
2358899181,16cyclictest10201-21pzem_current23:30:201
2358899180,1cyclictest3991-21H222:10:211
2358899180,17cyclictest21046-21cut21:55:181
2358799182,1cyclictest0-21swapper/021:00:130
2358799182,15cyclictest26860-21expr23:05:140
2358799182,15cyclictest2359-21latency00:15:190
23587991816,1cyclictest32210-21expr22:15:200
23587991815,2cyclictest29792-21expr19:20:130
2358799181,1cyclictest0-21swapper/020:33:150
2358799181,15cyclictest0-21swapper/021:50:040
2358799180,3cyclictest1274-21runrttasks20:50:000
2358799180,17cyclictest25687-21fschecks_time20:10:150
2358799180,17cyclictest0-21swapper/020:35:150
2358799180,16cyclictest2007-21systemd-journal23:11:110
2358799180,15cyclictest0-21swapper/021:20:220
2358799180,15cyclictest0-21swapper/021:10:150
23593991715,1cyclictest0-21swapper/222:10:202
23593991714,2cyclictest30248-21kernelversion23:10:162
23593991714,2cyclictest25678-21expr00:00:122
23593991714,2cyclictest2120-21timerwakeupswit21:20:222
23593991714,2cyclictest20537-21chrt20:59:322
23593991714,2cyclictest16766-21nfsd420:50:182
23593991714,2cyclictest13071-21expr22:40:152
23593991714,2cyclictest12066-21taskset22:38:412
23593991714,2cyclictest11900-21fschecks_time19:45:162
23593991714,2cyclictest11562-21latency_hist21:40:022
23593991714,2cyclictest0-21swapper/223:55:182
23593991713,3cyclictest22587-21systemctl21:00:212
2359399171,15cyclictest13742-21sshd21:42:272
2359399171,15cyclictest0-21swapper/220:45:232
2359399170,2cyclictest4591-21timerandwakeup19:30:222
2359399170,2cyclictest3983-21H222:10:212
2359399170,2cyclictest32380-21processes22:15:202
2359399170,2cyclictest31895-21ntp_offset20:20:192
2359399170,2cyclictest28844-21seq21:13:482
2359399170,2cyclictest27680-21nfsd423:05:182
2359399170,2cyclictest27587-21munin-plugin-st20:15:012
2359399170,2cyclictest23910-21grep21:05:132
2359399170,2cyclictest22896-21vmstat22:55:242
2359399170,2cyclictest21775-21chrt23:51:052
2359399170,2cyclictest18412-21nfsd421:50:182
2359399170,2cyclictest15745-21nvmesmart_nvme023:40:192
2359399170,2cyclictest10938-21/usr/sbin/munin20:40:172
2359399170,2cyclictest10938-21/usr/sbin/munin20:40:162
2359399170,16cyclictest7301-21nfsd421:30:182
2359399170,16cyclictest6755-21perf22:30:002
2359399170,16cyclictest4118-21cpuspeed_turbos20:30:142
2359399170,16cyclictest24369-21fschecks_time23:00:152
2359399170,16cyclictest20742-21kernelversion21:55:152
2359399170,16cyclictest1540-21awk19:25:222
2359399170,16cyclictest14586-21tune2fs19:50:162
2359399170,16cyclictest11579-21cut23:35:122
2359399170,15cyclictest44902sleep200:20:132
23588991715,1cyclictest25262-21awk23:00:231
23588991715,1cyclictest0-21swapper/121:25:141
23588991715,1cyclictest0-21swapper/100:35:111
23588991714,2cyclictest26407-21/usr/sbin/munin23:05:121
23588991714,2cyclictest24772-21date20:10:001
23588991714,2cyclictest15362-21latency23:40:171
23588991714,2cyclictest14481-21expr19:50:141
23588991714,2cyclictest0-21swapper/123:55:181
23588991713,1cyclictest0-21swapper/119:26:451
2358899171,2cyclictest3983-21H222:10:211
2358899171,15cyclictest3991-21H222:10:211
2358899170,2cyclictest843-21systemd-network00:10:211
2358899170,2cyclictest843-21systemd-network00:10:201
2358899170,2cyclictest4035-21H222:10:211
2358899170,2cyclictest31879-21cat21:20:011
2358899170,2cyclictest1551-21snapd19:32:521
2358899170,2cyclictest1521-21lxd21:20:501
2358899170,2cyclictest12371-21chrt20:44:421
2358899170,2cyclictest12371-21chrt20:44:421
2358899170,16cyclictest9363-21/usr/sbin/munin21:35:151
2358899170,16cyclictest8639-21cpuspeed_turbos19:40:151
2358899170,16cyclictest455-21plymouthd19:35:191
2358899170,16cyclictest30231-21cut23:10:171
2358899170,16cyclictest21145-21grep21:00:131
2358899170,16cyclictest17157-21expr19:55:141
2358899170,16cyclictest1523-21lxd23:24:331
2358899170,16cyclictest1515-21lxd00:32:331
2358899170,15cyclictest0-21swapper/122:35:201
23587991714,2cyclictest15538-21nfsd423:40:170
23587991714,2cyclictest14382-21/usr/sbin/munin21:45:160
23587991714,2cyclictest13532-21if_lxdbr000:35:140
23587991714,2cyclictest10495-21expr00:30:150
2358799171,2cyclictest29554-21cat20:15:230
2358799171,1cyclictest0-21swapper/023:50:140
2358799171,15cyclictest0-21swapper/022:05:140
2358799170,2cyclictest9849-21chrt22:35:090
2358799170,2cyclictest7127-21munin-run00:25:000
2358799170,2cyclictest6829-21nfsd419:35:180
2358799170,2cyclictest29428-21awk21:15:140
2358799170,2cyclictest24983-21awk23:00:180
2358799170,2cyclictest22972-21cstates22:00:130
2358799170,2cyclictest22972-21cstates22:00:120
2358799170,2cyclictest22457-21cat20:05:140
2358799170,2cyclictest21256-21cstates22:55:130
2358799170,2cyclictest19795-21/usr/sbin/munin21:55:100
2358799170,2cyclictest1632-21cstates22:20:120
2358799170,2cyclictest13955-21cpu19:50:140
2358799170,16cyclictest8653-21grep19:40:140
2358799170,16cyclictest6370-21expr21:30:130
2358799170,16cyclictest5813-21sed21:30:010
2358799170,16cyclictest32288-21ls23:15:150
2358799170,16cyclictest31527-21expr00:10:130
2358799170,16cyclictest31527-21expr00:10:130
2358799170,16cyclictest27674-21sort19:15:170
2358799170,16cyclictest2533-21/usr/sbin/munin23:20:140
2358799170,16cyclictest2525-21/usr/sbin/munin19:30:110
2358799170,16cyclictest25251-21apache_processe00:00:110
2358799170,16cyclictest25199-21grep19:10:180
2358799170,16cyclictest24061-21cstates21:05:130
2358799170,16cyclictest22903-21cstates23:55:130
2358799170,16cyclictest19489-21grep20:55:180
2358799170,16cyclictest19479-21grep22:50:190
2358799170,16cyclictest17822-21perf22:50:010
2358799170,16cyclictest16671-21apache_processe19:55:110
2358799170,16cyclictest13117-21cat22:40:150
2358799170,16cyclictest11621-21/usr/sbin/munin21:40:210
2358799170,16cyclictest11491-21grep23:35:110
2358799170,16cyclictest10062-40dpkg20:40:050
2358799170,16cyclictest10062-40dpkg20:40:040
23593991614,1cyclictest24156-21sendmail_mailtr22:00:202
23593991614,1cyclictest24156-21sendmail_mailtr22:00:192
23593991614,1cyclictest0-21swapper/222:45:162
23593991614,1cyclictest0-21swapper/222:30:112
23593991614,1cyclictest0-21swapper/221:45:162
23593991614,1cyclictest0-21swapper/220:03:072
23593991614,1cyclictest0-21swapper/219:55:122
23593991614,1cyclictest0-21swapper/200:10:142
23593991614,1cyclictest0-21swapper/200:10:132
2359399160,2cyclictest8473-21/usr/sbin/munin19:40:172
2359399160,2cyclictest1223-21expr20:25:152
2359399160,1cyclictest3985-21H222:10:212
2359399160,1cyclictest29507-21cpuspeed_turbos21:15:152
2359399160,1cyclictest0-21swapper/223:45:152
2359399160,1cyclictest0-21swapper/223:45:152
2359399160,1cyclictest0-21swapper/200:25:212
2359399160,15cyclictest5566-21/usr/sbin/munin19:35:172
2359399160,15cyclictest26629-21awk22:05:192
2359399160,15cyclictest22771-21fschecks_count20:05:152
2359399160,15cyclictest1310-21/usr/sbin/munin22:20:182
2359399160,15cyclictest10410-21cat00:30:142
23588991614,1cyclictest4771-21cat22:25:141
23588991614,1cyclictest2353-21kernelversion00:15:181
23588991614,1cyclictest0-21swapper/122:00:121
23588991614,1cyclictest0-21swapper/122:00:121
23588991614,1cyclictest0-21swapper/121:50:131
23588991614,1cyclictest0-21swapper/121:40:171
23588991614,1cyclictest0-21swapper/121:30:151
23588991614,1cyclictest0-21swapper/121:05:121
23588991614,1cyclictest0-21swapper/120:35:151
23588991614,1cyclictest0-21swapper/120:15:161
23588991614,1cyclictest0-21swapper/119:15:131
23588991614,1cyclictest0-21swapper/100:00:191
23588991613,2cyclictest13202-21ls20:45:161
2358899160,2cyclictest14833-21expr21:45:151
2358899160,1cyclictest2009-21fschecks_count22:20:131
2358899160,1cyclictest0-21swapper/122:50:131
2358899160,1cyclictest0-21swapper/122:15:181
2358899160,1cyclictest0-21swapper/100:20:211
2358899160,15cyclictest7208-21cpuspeed_turbos22:30:111
2358899160,15cyclictest3989-21H222:10:211
2358899160,15cyclictest1633-21fschecks_time20:25:151
2358899160,15cyclictest0-21swapper/123:15:211
2358899160,15cyclictest0-21swapper/120:55:161
2358899160,15cyclictest0-21swapper/120:50:151
2358899160,15cyclictest0-21swapper/120:00:141
2358899160,15cyclictest0-21swapper/119:20:161
2358899160,15cyclictest0-21swapper/100:25:141
2358799160,15cyclictest32075-21acpi19:25:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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