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2026-02-20 - 18:10
[ 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 Fri Feb 20, 2026 12:46:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5976992218,3cyclictest3058-21rs:main2
5975992222,0cyclictest0-21swapper/111:15:151
597599220,18cyclictest0-21swapper/111:40:141
597499220,21cyclictest0-21swapper/010:53:460
597599214,11cyclictest0-21swapper/110:27:591
5974992116,3cyclictest0-21swapper/009:15:030
5976992016,3cyclictest0-21swapper/209:08:492
5975992016,3cyclictest0-21swapper/109:07:271
597699192,1cyclictest0-21swapper/211:24:162
597599193,9cyclictest0-21swapper/111:33:081
597599192,1cyclictest0-21swapper/111:58:261
5975991917,1cyclictest0-21swapper/112:23:081
5975991916,2cyclictest26621-21fschecks_time07:45:141
5975991914,3cyclictest0-21swapper/109:17:441
597599190,18cyclictest0-21swapper/109:27:461
597499192,2cyclictest28686-21cpuspeed_turbos10:40:120
5974991917,1cyclictest8669-21cut07:15:010
5976991815,2cyclictest32235-21ntp_offset08:50:182
5976991815,1cyclictest0-21swapper/210:55:192
5976991815,1cyclictest0-21swapper/210:55:182
5976991814,3cyclictest1515-21lxd09:52:422
5976991814,2cyclictest30821-21grep11:40:182
5976991813,4cyclictest29302-21fschecks_count07:50:152
597699180,17cyclictest455-21plymouthd10:50:212
597699180,17cyclictest28004-21lxd11:00:412
597599182,1cyclictest0-21swapper/107:21:401
597599182,15cyclictest0-21swapper/107:54:521
5975991815,2cyclictest27912-21nfsd411:35:161
597599180,3cyclictest0-21swapper/110:37:451
597599180,17cyclictest28004-21lxd10:14:421
597599180,17cyclictest0-21swapper/112:37:191
5974991816,1cyclictest0-21swapper/008:45:170
5974991815,2cyclictest15523-21grep07:25:150
5974991815,2cyclictest15523-21grep07:25:150
597499180,3cyclictest26503-21grep12:30:120
597499180,16cyclictest0-21swapper/011:10:170
597499180,16cyclictest0-21swapper/008:15:170
597699172,1cyclictest29731-21fschecks_time12:35:132
597699172,1cyclictest0-21swapper/210:10:522
5976991715,1cyclictest0-21swapper/207:30:212
5976991714,2cyclictest8984-21/usr/sbin/munin07:15:152
5976991714,2cyclictest8286-21phpquery08:09:012
5976991714,2cyclictest4471-21threads09:55:202
5976991714,2cyclictest271rcuc/209:25:012
5976991714,2cyclictest23838-21nfsd408:35:172
5976991714,2cyclictest15970-21ntp_kernel_pll_12:10:162
5976991714,2cyclictest1516-21lxd08:56:412
5976991713,2cyclictest7743-21proc_pri07:10:182
597699170,2cyclictest993-21dbus-daemon09:35:202
597699170,2cyclictest7051-21date09:05:012
597699170,2cyclictest471-21/usr/sbin/munin07:55:172
597699170,2cyclictest29893-21smartctl10:40:182
597699170,16cyclictest8811-21/usr/sbin/munin08:10:162
597699170,16cyclictest29499-21ntp_kernel_pll_08:45:182
597699170,16cyclictest24061-21nfsd410:30:202
597699170,16cyclictest23684-21grep12:25:122
597699170,16cyclictest20461-21fschecks_time08:30:152
597699170,16cyclictest18612-21nfsd410:20:172
597699170,16cyclictest18141-21sendmail-msp11:20:002
597699170,16cyclictest1526-21lxd09:42:422
597699170,16cyclictest10138-21pzem_current10:05:192
597699170,16cyclictest0-21swapper/210:40:012
5975991715,1cyclictest0-21swapper/110:41:401
5975991715,1cyclictest0-21swapper/107:30:121
5975991714,2cyclictest5482-21munin-plugin-st10:00:011
5975991714,2cyclictest28832-21cron09:45:011
5975991714,2cyclictest27801-21grep09:40:171
5975991714,2cyclictest17741-21ls10:20:131
5975991714,2cyclictest16157-21grep07:25:181
5975991714,2cyclictest16157-21grep07:25:181
5975991712,4cyclictest0-21swapper/112:31:261
597599171,15cyclictest21-21ksoftirqd/107:15:111
597599171,15cyclictest14952-21fw_packets10:15:141
597599170,2cyclictest8532-21munin-plugin-st10:05:011
597599170,2cyclictest32413-21nfsd410:45:171
597599170,2cyclictest32072-21nfsd408:50:181
597599170,2cyclictest2146-21expr10:50:151
597599170,2cyclictest20156-21python312:20:001
597599170,2cyclictest17402-21vmstat09:20:231
597599170,2cyclictest15391-21basename11:15:001
597599170,2cyclictest11709-21grep09:10:211
597599170,2cyclictest11709-21grep09:10:211
597599170,16cyclictest7496-21cpuspeed_turbos11:00:121
597599170,16cyclictest6414-21grep07:10:131
597599170,16cyclictest5437-21cat09:00:171
597599170,16cyclictest4953-21cstates10:55:151
597599170,16cyclictest4953-21cstates10:55:151
597599170,16cyclictest3416-21qmgr08:55:311
597599170,16cyclictest28608-21expr08:45:131
597599170,16cyclictest27324-21users08:40:221
597599170,16cyclictest250872chrt10:34:211
597599170,16cyclictest24812-21nfsd412:25:161
597599170,16cyclictest24129-21expr09:35:131
597599170,16cyclictest22470-21nfsd411:25:181
597599170,16cyclictest2007-21systemd-journal10:05:331
5974991714,2cyclictest9757-21sed10:05:160
5974991714,2cyclictest4336-21/usr/sbin/munin09:00:140
5974991714,2cyclictest399-20systemd-journal11:40:210
5974991714,2cyclictest29243-21/usr/sbin/munin09:45:210
5974991714,2cyclictest28676-21find07:50:110
5974991714,2cyclictest27471-21chrt08:42:080
5974991714,2cyclictest23802-21expr07:40:130
5974991714,2cyclictest1478-21snapd08:50:090
5974991714,2cyclictest1-21systemd09:38:590
5974991714,2cyclictest10425-21cstates11:05:140
597499170,2cyclictest5753-21gpg-connect-age10:00:010
597499170,2cyclictest3699-21latency09:55:150
597499170,2cyclictest25687-21switchtime11:30:200
597499170,2cyclictest23971-21sed10:30:190
597499170,2cyclictest23009-21cat08:35:130
597499170,2cyclictest20615-21expr10:25:150
597499170,2cyclictest19958-21munin-plugin-st10:25:000
597499170,2cyclictest18315-21awk08:25:180
597499170,2cyclictest18153-21expr12:15:120
597499170,2cyclictest11680-21snapd07:32:390
597499170,2cyclictest11224-21apt-get07:17:520
597499170,16cyclictest9546-21expr12:00:130
597499170,16cyclictest843-21systemd-network08:13:550
597499170,16cyclictest7629-21grep11:00:120
597499170,16cyclictest6544-21tr11:55:150
597499170,16cyclictest426-21systemd-udevd10:36:520
597499170,16cyclictest4251-21processes08:00:210
597499170,16cyclictest327-21grep10:45:200
597499170,16cyclictest28003-21awk11:35:160
597499170,16cyclictest2774-21/usr/sbin/munin11:50:100
597499170,16cyclictest2539-21munin-plugin-st11:50:000
597499170,16cyclictest20084-21cat09:25:230
597499170,16cyclictest1981-21tune2fs08:55:150
597499170,16cyclictest1516-21lxd08:30:420
597499170,16cyclictest13355-21sed10:10:210
597499170,16cyclictest10235-21cstates09:10:130
597499170,16cyclictest10235-21cstates09:10:130
597499170,16cyclictest0-21swapper/012:35:110
5976991614,1cyclictest22265-21ntp_kernel_err09:30:182
5976991614,1cyclictest20317-21/usr/sbin/munin07:35:132
5976991614,1cyclictest0-21swapper/212:20:122
5976991614,1cyclictest0-21swapper/211:55:132
5976991614,1cyclictest0-21swapper/211:30:142
5976991614,1cyclictest0-21swapper/211:25:172
5976991614,1cyclictest0-21swapper/211:05:062
5976991614,1cyclictest0-21swapper/210:25:162
5976991614,1cyclictest0-21swapper/209:25:152
5976991614,1cyclictest0-21swapper/208:20:152
5976991614,1cyclictest0-21swapper/208:15:152
5976991613,2cyclictest14235-21apache_accesses10:15:112
597699160,1cyclictest15046-21cpuspeed_turbos07:25:132
597699160,1cyclictest15046-21cpuspeed_turbos07:25:132
597699160,1cyclictest0-21swapper/212:32:572
597699160,1cyclictest0-21swapper/212:05:212
597699160,1cyclictest0-21swapper/209:45:172
597699160,1cyclictest0-21swapper/209:16:302
597699160,15cyclictest3739-21tr11:50:152
597699160,15cyclictest32551-21cpuspeed_turbos11:45:132
597699160,15cyclictest25830-21expr08:40:142
597699160,15cyclictest10375-21ls09:10:132
597699160,15cyclictest10375-21ls09:10:132
597699160,15cyclictest0-21swapper/212:15:142
597699160,15cyclictest0-21swapper/212:00:172
597699160,15cyclictest0-21swapper/210:45:152
597699160,15cyclictest0-21swapper/210:00:142
597699160,15cyclictest0-21swapper/207:45:182
597699160,15cyclictest0-21swapper/207:20:162
5975991614,1cyclictest0-21swapper/112:09:011
5975991614,1cyclictest0-21swapper/108:35:161
5975991614,1cyclictest0-21swapper/107:55:111
5975991613,2cyclictest3671-21fschecks_time11:50:151
5975991613,2cyclictest14796-21cpuspeed_turbos12:10:111
5975991613,2cyclictest12587-21sed08:15:161
597599160,2cyclictest9439-21fschecks_count08:10:161
597599160,2cyclictest10747-21df_inode11:05:151
597599160,1cyclictest3242-21fschecks_time08:00:161
597599160,1cyclictest20711-21latency08:30:171
597599160,1cyclictest0-21swapper/109:50:161
597599160,15cyclictest8696-21apt-config12:00:011
597599160,15cyclictest5519-21gpgv08:05:021
597599160,15cyclictest32622-21expr11:45:121
597599160,15cyclictest23253-21apt-get07:40:121
597599160,15cyclictest18953-21expr11:20:141
597599160,15cyclictest1191-21nfsd07:35:101
597599160,15cyclictest0-21swapper/109:30:181
597599160,15cyclictest0-21swapper/108:25:211
597599160,15cyclictest0-21swapper/108:20:131
5974991614,1cyclictest279562sleep007:45:530
5974991614,1cyclictest178082sleep011:16:240
5974991614,1cyclictest0-21swapper/012:25:130
5974991614,1cyclictest0-21swapper/012:10:160
5974991614,1cyclictest0-21swapper/011:25:100
5974991614,1cyclictest0-21swapper/009:40:190
5974991614,1cyclictest0-21swapper/009:20:120
5974991614,1cyclictest0-21swapper/009:05:120
5974991613,2cyclictest12287-21expr07:20:140
597499160,2cyclictest19801-21nfsd411:20:180
597499160,1cyclictest0-21swapper/012:05:160
597499160,1cyclictest0-21swapper/007:35:130
597499160,15cyclictest989-21gmain10:55:140
597499160,15cyclictest989-21gmain10:55:140
597499160,15cyclictest5596-21apt-config08:05:030
597499160,15cyclictest21274-21expr12:20:120
597499160,15cyclictest14324-21egrep08:20:130
597499160,15cyclictest1330-21switchtime09:50:210
597499160,15cyclictest1191-21nfsd07:56:310
597499160,15cyclictest0-21swapper/010:15:160
597499160,15cyclictest0-21swapper/009:30:200
5976991514,1cyclictest0-21swapper/211:35:122
5976991514,1cyclictest0-21swapper/208:25:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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