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2026-02-07 - 16:48
[ 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 Sat Feb 07, 2026 12:46:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28148992827,1cyclictest0-21swapper/010:25:140
28157992423,0cyclictest0-21swapper/210:25:152
2815399230,22cyclictest843-21systemd-network08:59:321
2815799220,21cyclictest843-21systemd-network10:41:412
28148992114,6cyclictest0-21swapper/007:20:170
28148992016,3cyclictest0-21swapper/007:14:090
2815799192,13cyclictest0-21swapper/209:39:022
2815799190,18cyclictest0-21swapper/212:18:052
2815799190,18cyclictest0-21swapper/211:40:012
2814899192,2cyclictest14578-21netstat07:40:170
28148991915,3cyclictest0-21swapper/012:01:530
28157991816,1cyclictest0-21swapper/210:07:512
28157991815,2cyclictest22158-21chrt11:42:132
28157991814,3cyclictest843-21systemd-network08:43:002
28157991814,3cyclictest1516-21lxd07:12:412
2815799181,16cyclictest25603-21nfsd410:50:182
2815799181,16cyclictest0-21swapper/209:25:142
2815799180,2cyclictest3987-21H222:10:212
28153991815,2cyclictest8451-21http_loadtime07:30:151
28153991815,2cyclictest11742-21chrt08:30:381
2815399180,3cyclictest20087-21wc08:45:191
2815399180,3cyclictest14795-21nvmesmart_nvme007:40:181
2815399180,2cyclictest3985-21H222:10:211
2815399180,2cyclictest3976-21H222:10:211
2815399180,17cyclictest3989-21H222:10:211
2815399180,15cyclictest3981-21H222:10:211
28148991814,3cyclictest3985-21H222:10:210
2814899180,17cyclictest8831-21grep09:25:130
2814899180,17cyclictest3989-21H222:10:210
2814899180,17cyclictest1300-21lxd09:44:410
2815799172,1cyclictest14004-21missed_timers08:35:192
28157991715,1cyclictest8003-21latency08:25:192
28157991715,1cyclictest8003-21latency08:25:192
28157991715,1cyclictest0-21swapper/210:56:042
28157991715,1cyclictest0-21swapper/208:50:152
28157991714,2cyclictest8302-21chrt11:16:502
28157991714,2cyclictest5167-21expr12:10:132
28157991714,2cyclictest5126-21vmstat09:15:232
28157991714,2cyclictest28424-21cpuspeed_turbos11:55:132
28157991714,2cyclictest28321-21expr10:00:152
28157991714,2cyclictest27295-21expr09:00:132
28157991714,2cyclictest22458-21expr07:55:152
28157991714,2cyclictest16135-21grep12:30:132
28157991714,2cyclictest13447-21latency10:30:162
28157991714,2cyclictest0-21swapper/212:10:002
2815799171,1cyclictest1874-21mailstats11:05:202
2815799170,2cyclictest8985-21nfsd407:30:172
2815799170,2cyclictest6179-21cpuspeed_turbos09:20:112
2815799170,2cyclictest5955-21grep10:15:222
2815799170,2cyclictest31472-21fschecks_time08:10:142
2815799170,2cyclictest24897-21awk08:55:172
2815799170,2cyclictest20242-21expr09:45:132
2815799170,2cyclictest1595-21expr08:15:142
2815799170,2cyclictest15762-21cstates10:35:142
2815799170,2cyclictest15762-21cstates10:35:142
2815799170,2cyclictest13621-21timerwakeupswit11:25:212
2815799170,1cyclictest0-21swapper/208:05:152
2815799170,16cyclictest9302-21cstates11:20:132
2815799170,16cyclictest878-21in:imuxsock09:08:592
2815799170,16cyclictest4558-21perf07:25:012
2815799170,16cyclictest3985-21H222:10:212
2815799170,16cyclictest3985-21H222:10:212
2815799170,16cyclictest3979-21H222:10:212
2815799170,16cyclictest3979-21H222:10:212
2815799170,16cyclictest32267-21expr12:00:162
2815799170,16cyclictest22862-21mailstats10:45:192
2815799170,16cyclictest19999-21fschecks_time07:50:162
2815799170,16cyclictest14988-21expr11:30:142
2815799170,16cyclictest1485-21snapd08:00:092
2815799170,16cyclictest13237-21/usr/sbin/munin12:25:122
2815799170,16cyclictest1100-21snmpd07:19:052
2815799170,16cyclictest0-21swapper/211:00:192
2815799170,16cyclictest0-21swapper/207:40:142
2815799170,15cyclictest3987-21H222:10:212
28153991715,1cyclictest426-21systemd-udevd12:08:511
28153991714,2cyclictest6468-21timerandwakeup12:10:211
28153991714,2cyclictest3979-21H222:10:211
28153991714,2cyclictest31043-21cat10:05:121
28153991714,2cyclictest25981-21sendmail_mailtr10:50:201
28153991714,2cyclictest20176-21expr09:45:131
28153991714,2cyclictest18536-21apache_accesses10:40:111
28153991714,2cyclictest17660-21chrt10:39:411
28153991714,2cyclictest17660-21chrt10:39:411
28153991714,2cyclictest1550-21snapd11:50:091
28153991714,2cyclictest1348-21lxd12:22:411
28153991714,2cyclictest1348-21lxd12:22:411
28153991713,3cyclictest0-21swapper/111:58:421
2815399171,15cyclictest0-21swapper/108:50:141
2815399170,2cyclictest8384-21nfsd410:20:191
2815399170,2cyclictest4035-21H222:10:211
2815399170,2cyclictest1515-21lxd12:30:411
2815399170,2cyclictest10709-21anvil09:26:451
2815399170,1cyclictest0-21swapper/110:55:451
2815399170,16cyclictest9355-21expr11:20:131
2815399170,16cyclictest3979-21H222:10:211
2815399170,16cyclictest3414-21master07:45:331
2815399170,16cyclictest3375-21mailstats07:20:201
2815399170,16cyclictest31856-21fschecks_time07:15:151
2815399170,16cyclictest31373-21expr12:00:121
2815399170,16cyclictest26387-21nfsd409:55:191
2815399170,16cyclictest24020-21grep11:45:171
2815399170,16cyclictest20759-21fschecks_time11:40:131
2815399170,16cyclictest1617-21pzem_energy09:10:201
2815399170,16cyclictest14734-21fschecks_count09:35:161
2815399170,16cyclictest1348-21lxd09:06:411
2815399170,15cyclictest3590-21expr09:15:141
28148991714,2cyclictest9171-21grep11:20:120
28148991714,2cyclictest788-21chrt07:16:290
28148991714,2cyclictest5450-21expr07:25:150
28148991714,2cyclictest29192-21awk10:00:190
28148991714,2cyclictest29052-21munin-run09:05:010
28148991714,2cyclictest27479-21cron10:00:010
28148991714,2cyclictest22254-21latency08:50:180
28148991714,2cyclictest21229-21cut08:50:010
28148991714,2cyclictest20226-21expr09:45:130
28148991714,2cyclictest17755-21seq11:35:140
28148991714,2cyclictest16037-21expr08:40:140
28148991714,2cyclictest1481-21snapd12:10:090
28148991714,1cyclictest0-21swapper/010:55:170
28148991713,3cyclictest1348-21lxd11:58:410
2814899171,15cyclictest4384-21cpuspeed_turbos08:20:110
2814899171,15cyclictest0-21swapper/011:15:010
2814899170,2cyclictest9790-21python312:20:000
2814899170,2cyclictest8267-21netstat08:25:200
2814899170,2cyclictest8267-21netstat08:25:200
2814899170,2cyclictest3985-21H222:10:210
2814899170,2cyclictest3981-21H222:10:210
2814899170,2cyclictest3979-21H222:10:210
2814899170,2cyclictest29208-21nfsd408:05:180
2814899170,2cyclictest16228-21sort10:35:170
2814899170,2cyclictest16228-21sort10:35:170
2814899170,2cyclictest1521-21lxd10:32:410
2814899170,2cyclictest15044-21cut09:35:180
2814899170,16cyclictest9967-21chrt07:34:150
2814899170,16cyclictest977-21/usr/sbin/munin09:10:170
2814899170,16cyclictest30074-21fschecks_count09:05:170
2814899170,16cyclictest23990-21pzem_voltage09:50:210
2814899170,16cyclictest23967-21/usr/sbin/munin08:55:140
2814899170,16cyclictest20196-21grep11:40:110
2814899170,16cyclictest15697-21awk11:30:180
2814899170,16cyclictest1165-21/usr/sbin/munin10:10:160
2814899170,16cyclictest1165-21/usr/sbin/munin10:10:160
2814899170,15cyclictest4099-21H222:10:210
28157991614,1cyclictest0-21swapper/211:45:162
28157991614,1cyclictest0-21swapper/211:15:012
28157991614,1cyclictest0-21swapper/210:20:162
28157991614,1cyclictest0-21swapper/209:30:132
2815799160,1cyclictest0-21swapper/209:12:322
2815799160,16cyclictest0-21swapper/208:31:082
2815799160,15cyclictest4578-21seq08:20:112
2815799160,15cyclictest26281-21idleruntime11:50:182
2815799160,15cyclictest19906-21ntpq08:45:172
2815799160,15cyclictest0-21swapper/212:39:002
2815799160,15cyclictest0-21swapper/212:20:162
2815799160,15cyclictest0-21swapper/212:20:162
2815799160,15cyclictest0-21swapper/207:35:162
28153991614,1cyclictest30128-21cstates11:00:131
28153991614,1cyclictest0-21swapper/111:15:191
28153991614,1cyclictest0-21swapper/110:45:141
28153991614,1cyclictest0-21swapper/110:28:301
28153991614,1cyclictest0-21swapper/110:10:131
28153991614,1cyclictest0-21swapper/110:10:131
28153991614,1cyclictest0-21swapper/108:25:551
28153991614,1cyclictest0-21swapper/108:25:551
28153991614,1cyclictest0-21swapper/107:25:181
28153991614,1cyclictest0-21swapper/107:10:181
28153991613,2cyclictest5670-21nfsd408:20:161
28153991613,2cyclictest4786-21nfsd411:10:171
28153991613,2cyclictest3989-21H222:10:211
28153991613,2cyclictest17146-21/usr/sbin/munin11:35:191
2815399161,14cyclictest0-21swapper/111:31:541
2815399160,2cyclictest19199-21expr12:35:131
2815399160,2cyclictest12723-21gdbus08:35:011
2815399160,15cyclictest24957-21dpkg08:00:011
2815399160,15cyclictest20987-21switchtime07:50:221
2815399160,15cyclictest1313-21missed_timers11:05:171
2815399160,15cyclictest0-21swapper/112:25:181
2815399160,15cyclictest0-21swapper/110:30:131
2815399160,15cyclictest0-21swapper/110:15:221
2815399160,15cyclictest0-21swapper/110:00:141
2815399160,15cyclictest0-21swapper/109:30:131
2815399160,15cyclictest0-21swapper/109:20:161
2815399160,15cyclictest0-21swapper/108:15:141
28148991614,1cyclictest6314-21cpuspeed_turbos11:15:130
28148991614,1cyclictest52282sleep009:16:430
28148991614,1cyclictest32599-21apt-get11:05:120
28148991614,1cyclictest29857-21awk11:00:110
28148991614,1cyclictest25879-21cat11:50:160
28148991614,1cyclictest0-21swapper/012:30:110
28148991614,1cyclictest0-21swapper/011:25:140
28148991614,1cyclictest0-21swapper/008:10:180
28148991614,1cyclictest0-21swapper/007:50:040
28148991613,2cyclictest18622-21sendmail-mta07:46:190
28148991613,2cyclictest13403-21cpuspeed_turbos12:25:140
28148991613,2cyclictest10773-21cut12:20:140
28148991613,2cyclictest10773-21cut12:20:140
2814899160,2cyclictest21511-21cut10:45:120
2814899160,1cyclictest0-21swapper/010:20:010
2814899160,15cyclictest20232-21pzem12:35:190
2814899160,15cyclictest18887-21cat10:40:140
2814899160,15cyclictest11717-21ls09:30:130
2814899160,15cyclictest1079-21cups-browsed10:50:200
2814899160,15cyclictest0-21swapper/012:05:140
2814899160,15cyclictest0-21swapper/009:20:190
2814899160,15cyclictest0-21swapper/008:35:140
2814899160,15cyclictest0-21swapper/008:35:010
28153991513,1cyclictest0-21swapper/112:15:061
2815399150,14cyclictest0-21swapper/111:25:141
2814899150,1cyclictest0-21swapper/010:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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