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2026-03-03 - 20:56
[ 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 Tue Mar 03, 2026 12:46:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18108992914,14cyclictest0-21swapper/112:30:171
18108992914,14cyclictest0-21swapper/112:30:161
1811299220,18cyclictest0-21swapper/207:11:092
1811299213,13cyclictest20313-21latency_hist08:10:012
18112992116,4cyclictest20563-21needreboot10:00:172
1811299210,5cyclictest0-21swapper/209:12:112
18112992016,3cyclictest0-21swapper/209:15:472
18112991917,1cyclictest0-21swapper/209:50:172
18112991917,1cyclictest0-21swapper/209:50:172
18112991910,5cyclictest0-21swapper/207:25:192
1811299190,18cyclictest0-21swapper/211:30:172
1811299190,17cyclictest0-21swapper/211:09:122
1810899192,16cyclictest0-21swapper/111:00:051
1810399192,16cyclictest17617-21ntpq09:55:210
1810399190,18cyclictest0-21swapper/007:53:270
18112991815,1cyclictest0-21swapper/209:59:192
18112991815,0cyclictest0-21swapper/207:22:132
18112991814,3cyclictest1486-21snapd10:40:092
18112991814,3cyclictest0-21swapper/212:12:072
18112991814,3cyclictest0-21swapper/208:01:302
1811299180,3cyclictest0-21swapper/212:26:082
1811299180,17cyclictest0-21swapper/207:45:142
1811299180,16cyclictest22838-21munin-plugin-st12:00:002
1810899183,1cyclictest0-21swapper/112:39:291
1810899182,15cyclictest241132sleep110:05:561
1810899182,15cyclictest19818-21cat10:55:161
18108991818,0cyclictest0-21swapper/107:13:381
18108991814,3cyclictest0-21swapper/110:41:391
1810899180,1cyclictest0-21swapper/111:55:121
1810899180,17cyclictest0-21swapper/112:05:171
1810899180,16cyclictest17081-21python308:05:011
1810399182,15cyclictest0-21swapper/008:03:130
18103991815,2cyclictest32738-21sshd10:23:500
18103991814,3cyclictest31052-21nfsd407:30:180
18103991814,3cyclictest26507-21mv07:25:010
18103991812,1cyclictest0-21swapper/009:10:080
1810399180,3cyclictest2026-21nfsd411:20:170
18112991714,2cyclictest27400-21cat11:10:012
18112991714,2cyclictest27400-21cat11:10:012
18112991714,2cyclictest24643-21cat08:15:132
18112991714,2cyclictest21173-21ntp_offset09:05:172
18112991714,2cyclictest2043-21nfsd411:20:162
18112991714,2cyclictest1550-21snapd09:47:392
18112991714,2cyclictest1485-21snapd07:40:082
18112991714,2cyclictest1483-21snapd08:50:092
18112991714,2cyclictest0-21swapper/207:55:202
18112991714,1cyclictest0-21swapper/212:15:512
1811299171,1cyclictest17780-21chrt10:53:382
1811299170,2cyclictest8661-21latency_hist08:45:012
1811299170,2cyclictest4304-21latency_hist10:30:012
1811299170,2cyclictest4086-21cat11:25:152
1811299170,2cyclictest27533-21expr08:20:152
1811299170,2cyclictest27069-21awk12:05:182
1811299170,2cyclictest2521-21nfsd409:30:182
1811299170,2cyclictest21047-21cnf-update-db08:10:012
1811299170,2cyclictest14796-21vmstat10:45:212
1811299170,2cyclictest1323-21nfsd407:35:182
1811299170,16cyclictest9310-21switchtime09:40:192
1811299170,16cyclictest5180-21cut10:30:132
1811299170,16cyclictest3414-21master09:20:572
1811299170,16cyclictest32727-21cat11:20:012
1811299170,16cyclictest26089-21sed10:10:162
1811299170,16cyclictest2517-21cut08:35:012
1811299170,16cyclictest23123-21chrt07:16:102
1811299170,16cyclictest22737-21fschecks_count10:05:152
1811299170,16cyclictest1486-21snapd10:20:092
1811299170,16cyclictest11276-21sed08:50:012
1811299170,16cyclictest1079-21cups-browsed09:00:212
1811299170,16cyclictest1079-21cups-browsed09:00:212
1811299170,16cyclictest0-21swapper/210:35:212
1811299170,16cyclictest0-21swapper/207:30:132
1810899178,6cyclictest8400-21needreboot10:35:151
18108991715,1cyclictest44242sleep112:24:591
18108991715,1cyclictest27485-21awk11:10:111
18108991715,1cyclictest27485-21awk11:10:101
18108991715,1cyclictest0-21swapper/108:35:151
18108991714,2cyclictest9536-21expr11:35:111
18108991714,2cyclictest895-21expr11:20:131
18108991714,2cyclictest4484-21grep09:35:131
18108991714,2cyclictest3351-21lxd07:34:411
18108991714,2cyclictest30472-21wget08:25:151
18108991714,2cyclictest29541-21cat07:30:021
18108991714,2cyclictest15391-21df11:45:131
18108991714,1cyclictest0-21swapper/108:50:141
18108991713,3cyclictest0-21swapper/111:16:481
18108991712,3cyclictest0-21swapper/107:21:491
1810899171,15cyclictest7134-21cat10:35:011
1810899171,15cyclictest28108-21missed_timers08:20:181
1810899171,15cyclictest113592sleep107:52:531
1810899170,2cyclictest32550-21grep08:30:141
1810899170,2cyclictest3084-21cat07:40:011
1810899170,2cyclictest30756-21expr10:20:121
1810899170,2cyclictest1521-21lxd09:46:411
1810899170,2cyclictest1483-21snapd10:28:091
1810899170,1cyclictest0-21swapper/109:10:481
1810899170,16cyclictest9560-21timerwakeupswit09:40:211
1810899170,16cyclictest32601-21cut12:15:171
1810899170,16cyclictest28004-21lxd10:16:421
1810899170,16cyclictest26047-21grep09:15:151
1810899170,16cyclictest19888-21chrt08:06:371
1810899170,16cyclictest19134-21taskset09:02:111
1810899170,16cyclictest19134-21taskset09:02:101
1810899170,16cyclictest1348-21lxd09:50:421
1810899170,16cyclictest1348-21lxd09:50:421
1810899170,15cyclictest0-21swapper/108:11:551
1810399172,1cyclictest277932chrt12:06:470
1810399172,1cyclictest0-21swapper/010:00:160
18103991714,2cyclictest6933-21python309:40:000
18103991714,2cyclictest4800-21expr10:30:130
18103991714,2cyclictest4430-21missed_timers07:40:180
18103991714,2cyclictest32691-21tr08:30:140
18103991714,2cyclictest3258-21expr08:35:130
18103991714,2cyclictest27124-21timerandwakeup09:15:210
18103991714,2cyclictest1485-21snapd11:32:240
1810399171,1cyclictest21357-21expr08:10:100
1810399171,1cyclictest16397-21mailstats11:45:190
1810399171,15cyclictest0-21swapper/009:05:360
1810399170,2cyclictest27997-21cat10:15:130
1810399170,2cyclictest18572-21apt-key10:55:010
1810399170,2cyclictest15222-21kernelversion08:55:150
1810399170,2cyclictest12908-21grep10:45:110
1810399170,1cyclictest0-21swapper/012:35:120
1810399170,16cyclictest7667-21apache_volume09:40:110
1810399170,16cyclictest3990-21H222:10:210
1810399170,16cyclictest3321-21expr10:25:230
1810399170,16cyclictest31634-21cat08:25:220
1810399170,16cyclictest1079-21cups-browsed11:15:190
1810399170,16cyclictest0-21swapper/008:40:530
1810399170,15cyclictest0-21swapper/011:05:160
18112991614,1cyclictest0-21swapper/212:30:122
18112991614,1cyclictest0-21swapper/212:30:112
18112991614,1cyclictest0-21swapper/212:00:202
18112991614,1cyclictest0-21swapper/211:40:122
1811299160,2cyclictest20394-21sed10:55:202
1811299160,1cyclictest0-21swapper/212:20:152
1811299160,1cyclictest0-21swapper/211:35:142
1811299160,16cyclictest0-21swapper/209:35:032
1811299160,15cyclictest32630-21sed09:25:212
1811299160,15cyclictest29256-21pzem_current10:15:182
1811299160,15cyclictest18511-21latency11:50:152
1811299160,15cyclictest0-21swapper/212:35:202
1811299160,15cyclictest0-21swapper/211:45:142
1811299160,15cyclictest0-21swapper/211:00:162
1811299160,15cyclictest0-21swapper/208:55:132
1811299160,15cyclictest0-21swapper/208:35:082
1811299160,15cyclictest0-21swapper/208:25:132
1811299160,15cyclictest0-21swapper/207:50:152
18108991614,1cyclictest5601-21lxd09:26:421
18108991614,1cyclictest0-21swapper/111:05:161
18108991614,1cyclictest0-21swapper/109:55:241
18108991614,1cyclictest0-21swapper/109:05:131
18108991614,1cyclictest0-21swapper/107:40:141
18108991614,1cyclictest0-21swapper/107:15:161
18108991613,2cyclictest29429-21cut09:20:171
18108991611,4cyclictest9005-21cpuspeed_turbos08:45:131
1810899160,2cyclictest15006-21/usr/sbin/munin08:55:141
1810899160,1cyclictest6171-21cpuspeed_turbos07:45:131
1810899160,1cyclictest5445-21/usr/sbin/munin12:25:131
1810899160,15cyclictest29195-21df12:10:131
1810899160,15cyclictest24866-21fschecks_count08:15:141
1810899160,15cyclictest19974-21df10:00:121
1810899160,15cyclictest18016-21cat11:50:131
1810899160,15cyclictest13134-21cat10:45:131
1810899160,15cyclictest12567-21awk07:55:171
1810899160,15cyclictest0-21swapper/112:00:121
1810899160,15cyclictest0-21swapper/111:40:141
1810899160,15cyclictest0-21swapper/111:30:161
1810899160,15cyclictest0-21swapper/111:25:131
1810899160,15cyclictest0-21swapper/110:50:231
1810899160,15cyclictest0-21swapper/110:10:161
1810899160,15cyclictest0-21swapper/109:31:231
1810899160,15cyclictest0-21swapper/108:40:121
18103991614,1cyclictest7233-21missed_timers07:45:180
18103991614,1cyclictest24554-21find12:00:190
18103991614,1cyclictest11676-21sendmail_mailqu10:40:200
18103991614,1cyclictest0-21swapper/012:25:140
18103991614,1cyclictest0-21swapper/012:10:210
18103991614,1cyclictest0-21swapper/011:56:000
18103991614,1cyclictest0-21swapper/009:30:140
18103991614,1cyclictest0-21swapper/009:25:160
18103991614,1cyclictest0-21swapper/008:25:020
18103991614,1cyclictest0-21swapper/007:26:370
18103991614,1cyclictest0-21swapper/007:10:170
18103991613,2cyclictest2007-21systemd-journal11:38:410
18103991611,1cyclictest0-21swapper/010:35:150
1810399160,1cyclictest27232-21dpkg11:10:010
1810399160,1cyclictest27232-21dpkg11:10:000
1810399160,1cyclictest0-21swapper/012:20:140
1810399160,1cyclictest0-21swapper/011:25:160
1810399160,1cyclictest0-21swapper/011:00:100
1810399160,1cyclictest0-21swapper/009:45:160
1810399160,1cyclictest0-21swapper/008:05:010
1810399160,1cyclictest0-21swapper/007:55:140
1810399160,15cyclictest9119-21wc08:45:120
1810399160,15cyclictest28355-21expr09:20:130
1810399160,15cyclictest25576-21expr10:10:120
1810399160,15cyclictest22321-21grep10:05:130
1810399160,15cyclictest21098-21/usr/sbin/munin07:15:110
1810399160,15cyclictest18245-21smartctl11:50:150
1810399160,15cyclictest17142-21cpuspeed_turbos09:00:140
1810399160,15cyclictest17142-21cpuspeed_turbos09:00:130
1810399160,15cyclictest13844-21smtpd09:50:150
1810399160,15cyclictest13844-21smtpd09:50:140
1810399160,15cyclictest0-21swapper/012:30:140
1810399160,15cyclictest0-21swapper/012:30:140
1810399160,15cyclictest0-21swapper/008:15:020
1810399160,15cyclictest0-21swapper/007:35:130
18103991514,1cyclictest0-21swapper/011:40:120
1810399150,1cyclictest0-21swapper/010:50:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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