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2026-02-26 - 19:40
[ 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 792 highest latencies:
System rackdslot0.osadl.org (updated Thu Feb 26, 2026 12:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11925993028,1cyclictest0-21swapper/210:55:012
1192399220,6cyclictest0-21swapper/109:41:351
1191999220,18cyclictest0-21swapper/008:32:470
11925992019,0cyclictest0-21swapper/208:45:142
11925992018,1cyclictest0-21swapper/209:00:012
11925992018,1cyclictest0-21swapper/209:00:012
11925992016,3cyclictest3991-21H222:10:212
11925992010,7cyclictest17936-21cut10:10:132
1192399203,2cyclictest20323-21grep12:10:121
11925991915,3cyclictest3954-21VM22:10:212
11925991915,3cyclictest19663-21grep09:15:162
11925991914,4cyclictest26180-21cut12:20:132
1192599191,17cyclictest4874-21cut08:50:162
1192599190,18cyclictest0-21swapper/209:10:202
1192599190,18cyclictest0-21swapper/207:10:182
1192599190,17cyclictest21049-21package-data-do07:25:022
1192599183,1cyclictest32628-21nfsd412:30:172
1192599182,1cyclictest0-21swapper/211:05:152
1192599182,15cyclictest28035-21latency_hist10:30:012
1192599182,15cyclictest24990-21cat11:20:152
11925991816,1cyclictest6832sleep210:37:402
11925991815,2cyclictest5479-21munin-plugin-st11:45:012
11925991815,2cyclictest24265-21expr07:30:142
11925991815,2cyclictest21989-21basename07:25:172
11925991815,1cyclictest0-21swapper/209:50:202
1192599181,2cyclictest29727-21timerwakeupswit08:35:232
1192599180,17cyclictest28211-21awk07:35:212
1192599180,17cyclictest28211-21awk07:35:202
1192599180,17cyclictest1526-21lxd10:44:422
1192599180,17cyclictest0-21swapper/211:59:442
1192599180,16cyclictest22406-21turbostat.cron10:24:552
1192399187,10cyclictest20707-21kworker/1:109:35:141
1192399183,1cyclictest23081-21timerwakeupswit07:25:241
11923991815,2cyclictest26911-21ntp_kernel_err10:25:181
11923991813,2cyclictest30891-21latency_hist10:35:001
1192399181,2cyclictest18865-21fw_packets07:20:131
1192399180,17cyclictest2007-21systemd-journal07:39:001
1192399180,17cyclictest2007-21systemd-journal07:39:001
1192399180,16cyclictest0-21swapper/108:13:421
1191999183,1cyclictest0-21swapper/009:01:540
1191999182,15cyclictest22252chrt11:39:040
11919991815,2cyclictest18531-21grep09:15:120
1191999180,17cyclictest1079-21cups-browsed09:40:200
1191999180,17cyclictest0-21swapper/008:00:180
11925991714,2cyclictest6013-21cpuspeed_turbos07:55:142
11925991714,2cyclictest3987-21H222:10:212
11925991714,2cyclictest3895-21ls12:35:232
11925991714,2cyclictest32627-21cstates11:35:132
11925991714,2cyclictest3234-21expr09:45:142
11925991714,2cyclictest29623-21kernelversion12:25:162
11925991714,2cyclictest21795-21df11:15:152
11925991714,2cyclictest20486-21expr10:15:152
11925991714,2cyclictest19026-21expr11:10:132
11925991714,2cyclictest15589-21cat08:10:202
11925991714,2cyclictest14786-21sh09:09:002
11925991714,2cyclictest11800-21expr08:05:132
11925991714,2cyclictest10758-21chrt08:03:212
11925991714,2cyclictest10202-21cpuspeed_turbos10:55:122
1192599171,15cyclictest30884-21cpuspeed_turbos08:40:132
1192599171,15cyclictest22248-21chrt12:13:092
1192599171,15cyclictest0-21swapper/211:50:172
1192599170,2cyclictest7016-21nfsd411:45:182
1192599170,2cyclictest32658-21cstates07:45:132
1192599170,2cyclictest27365-21tune2fs09:30:132
1192599170,16cyclictest9719-21apache_processe09:00:122
1192599170,16cyclictest30381-21sshd10:32:362
1192599170,16cyclictest30366-21kernelversion09:35:162
1192599170,16cyclictest3020-21cpuspeed_turbos07:50:162
1192599170,16cyclictest29776-21cat11:30:112
1192599170,16cyclictest17291-21expr08:15:142
1192599170,16cyclictest17270-21latency_hist10:10:002
1192599170,16cyclictest16316-21apt-get12:05:102
1192599170,16cyclictest15408-21sed11:05:012
1192599170,16cyclictest15408-21apache_accesses07:15:112
1192599170,16cyclictest11696-21/usr/sbin/munin10:00:102
1192599170,16cyclictest10978-21python310:00:022
11923991715,1cyclictest95902chrt10:53:471
11923991714,2cyclictest9020-21expr11:50:131
11923991714,2cyclictest31437-21fschecks_time08:40:151
11923991714,2cyclictest22650-21cut08:25:131
11923991714,2cyclictest1523-21lxd11:08:431
11923991713,3cyclictest1035-21thermald10:00:201
1192399171,1cyclictest0-21swapper/109:50:181
1192399171,15cyclictest27925-21nfsd409:30:161
1192399171,15cyclictest21737-21chrt08:21:381
1192399171,15cyclictest0-21swapper/107:10:211
1192399170,2cyclictest843-21systemd-network11:17:341
1192399170,2cyclictest25757-21fschecks_count08:30:151
1192399170,2cyclictest16938-21https12:05:011
1192399170,2cyclictest0-21swapper/110:05:161
1192399170,16cyclictest9862-21awk08:00:171
1192399170,16cyclictest8358-21ntpq08:55:201
1192399170,16cyclictest8358-21ntpq08:55:191
1192399170,16cyclictest6012-21expr07:55:151
1192399170,16cyclictest3351-21lxd09:18:421
1192399170,16cyclictest32625-21switchtime10:35:221
1192399170,16cyclictest30344-21perf08:40:021
1192399170,16cyclictest30002-21nfsd412:25:171
1192399170,16cyclictest26316-21perf09:30:011
1192399170,16cyclictest24172-21cpuspeed_turbos11:20:121
1192399170,16cyclictest16991-21sort08:15:141
1192399170,16cyclictest16808-21apt-key12:05:001
1192399170,16cyclictest1485-21snapd12:35:031
1192399170,16cyclictest13467-21fschecks_count11:00:141
1192399170,16cyclictest11406-21sed09:00:211
11919991715,1cyclictest133442chrt08:06:240
11919991714,2cyclictest8915-21vmstat08:55:230
11919991714,2cyclictest8915-21vmstat08:55:220
11919991714,2cyclictest8497-21/usr/sbin/munin11:50:200
11919991714,2cyclictest399-20systemd-journal12:24:550
11919991714,2cyclictest14367-21cpuspeed_turbos08:10:140
11919991714,2cyclictest10978-21python310:00:010
11919991713,3cyclictest0-21swapper/011:44:280
1191999170,2cyclictest9001-21sensors10:50:200
1191999170,2cyclictest25972-21chrt11:21:180
1191999170,2cyclictest25463-21/usr/sbin/munin07:30:220
1191999170,2cyclictest23281-21cron11:17:010
1191999170,2cyclictest19110-21grep11:10:140
1191999170,2cyclictest16949-21pzem_voltage07:15:190
1191999170,1cyclictest0-21swapper/010:05:200
1191999170,16cyclictest637-21sh07:45:150
1191999170,16cyclictest399-20systemd-journal10:24:550
1191999170,16cyclictest29267-21expr12:25:140
1191999170,16cyclictest2656-21/usr/sbin/munin08:45:180
1191999170,16cyclictest20499-21if_enp1s008:20:150
1191999170,16cyclictest18849-21pzem_energy10:10:190
1191999170,16cyclictest14873-21if_lxdbr012:00:170
1191999170,16cyclictest14811-21sed09:09:000
1191999170,16cyclictest14218-21pzem_power07:10:220
11925991614,1cyclictest26300-21latency_hist09:30:002
11925991614,1cyclictest0-21swapper/208:30:142
11925991613,2cyclictest21534-21cat09:20:142
11925991613,2cyclictest13967-21chrt12:00:042
1192599160,15cyclictest22514-21cpuspeed_turbos08:25:132
1192599160,15cyclictest20045-21cstates08:20:122
11923991614,1cyclictest20481-21expr10:15:141
11923991614,1cyclictest0-21swapper/112:20:201
11923991614,1cyclictest0-21swapper/111:55:121
11923991614,1cyclictest0-21swapper/111:37:001
11923991614,1cyclictest0-21swapper/111:25:191
11923991614,1cyclictest0-21swapper/110:55:161
11923991614,1cyclictest0-21swapper/110:40:101
11923991614,1cyclictest0-21swapper/108:05:131
11923991614,1cyclictest0-21swapper/107:50:201
11923991613,2cyclictest30205-21cut07:40:151
11923991613,2cyclictest26439-21sed07:35:011
1192399160,1cyclictest0-21swapper/107:15:151
1192399160,15cyclictest5870-21nfsd410:45:161
1192399160,15cyclictest4165-21ls11:40:151
1192399160,15cyclictest31638-21cpuspeed_turbos12:30:121
1192399160,15cyclictest29587-21cpuspeed_turbos11:30:111
1192399160,15cyclictest2866-21dpkg09:45:121
1192399160,15cyclictest22804-21/usr/sbin/munin12:15:171
1192399160,15cyclictest13032-21df_inode09:05:141
1192399160,15cyclictest0-21swapper/111:45:151
1192399160,15cyclictest0-21swapper/111:10:141
1192399160,15cyclictest0-21swapper/110:20:121
1192399160,15cyclictest0-21swapper/110:10:121
1192399160,15cyclictest0-21swapper/109:55:181
1192399160,15cyclictest0-21swapper/109:10:151
1192399160,15cyclictest0-21swapper/108:50:211
1192399160,15cyclictest0-21swapper/108:45:121
11919991614,1cyclictest69222sleep010:49:310
11919991614,1cyclictest30950-21ps09:35:190
11919991614,1cyclictest29729-21cut07:40:130
11919991614,1cyclictest28655-21smtp07:35:570
11919991614,1cyclictest28655-21smtp07:35:570
11919991614,1cyclictest0-21swapper/012:35:140
11919991614,1cyclictest0-21swapper/012:05:010
11919991614,1cyclictest0-21swapper/011:45:210
11919991614,1cyclictest0-21swapper/011:30:120
11919991614,1cyclictest0-21swapper/011:25:120
11919991614,1cyclictest0-21swapper/011:05:140
11919991614,1cyclictest0-21swapper/010:00:210
11919991614,1cyclictest0-21swapper/009:50:140
11919991614,1cyclictest0-21swapper/008:50:170
11919991614,1cyclictest0-21swapper/008:26:280
11919991614,1cyclictest0-21swapper/008:15:140
11919991614,1cyclictest0-21swapper/007:55:140
11919991613,2cyclictest3751-21grep07:50:180
11919991613,2cyclictest23261-21expr12:15:130
11919991613,2cyclictest18219-21egrep07:20:110
11919991611,3cyclictest10714-21cut10:55:120
1191999160,2cyclictest32133-21ntp_kernel_pll_08:40:190
1191999160,1cyclictest16707-21ntpq09:10:200
1191999160,15cyclictest455-21plymouthd10:35:170
1191999160,15cyclictest32635-21awk12:30:170
1191999160,15cyclictest2810-21acpi09:45:110
1191999160,15cyclictest27890-21grep09:30:160
1191999160,15cyclictest259592sleep009:25:370
1191999160,15cyclictest21288-21apt-get09:20:130
1191999160,15cyclictest0-21swapper/012:10:120
1191999160,15cyclictest0-21swapper/011:55:130
1191999160,15cyclictest0-21swapper/011:00:140
1191999160,15cyclictest0-21swapper/010:40:190
1191999160,15cyclictest0-21swapper/010:25:130
1191999160,15cyclictest0-21swapper/010:15:140
1191999160,15cyclictest0-21swapper/007:25:150
1192399150,1cyclictest0-21swapper/107:45:131
1191999150,14cyclictest0-21swapper/010:30:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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