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2026-02-25 - 10:12
[ 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 highest latencies:
System rackdslot0.osadl.org (updated Wed Feb 25, 2026 00:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2833099213,3cyclictest0-21swapper/223:58:422
2833099212,18cyclictest28-21ksoftirqd/222:46:102
2832699217,13cyclictest0-21swapper/122:09:111
2832499210,20cyclictest843-21systemd-network20:47:040
2832499210,17cyclictest0-21swapper/022:17:560
2833099203,2cyclictest24230-21cron20:55:012
28330992016,3cyclictest3076-21iscsid21:45:162
28330992016,3cyclictest3058-21rs:main2
2832699206,13cyclictest0-21swapper/123:09:171
2832699204,15cyclictest0-21swapper/123:50:241
2832699204,15cyclictest0-21swapper/123:27:091
28326992015,3cyclictest111rcu_preempt19:10:511
2832699200,6cyclictest426-21systemd-udevd22:56:511
2832499202,9cyclictest0-21swapper/019:35:010
2833099192,2cyclictest32338-21switchtime20:10:212
28330991917,1cyclictest0-21swapper/221:15:212
28330991913,5cyclictest426-21systemd-udevd22:36:512
2833099190,18cyclictest0-21swapper/222:33:442
28326991919,0cyclictest0-21swapper/100:15:271
28326991917,1cyclictest201rcuc/121:09:021
2832699191,17cyclictest2523-21nvmesmart_nvme020:15:181
2832699190,18cyclictest4528-21cat19:25:001
2832699190,17cyclictest12528-21postgres23:25:001
2832499193,15cyclictest24389-21sshd22:47:190
28324991915,3cyclictest4364-21smtp19:23:510
28324991914,1cyclictest111rcu_preempt21:25:180
2833099182,2cyclictest27874-21wc21:00:142
28330991815,1cyclictest0-21swapper/220:38:432
28330991814,3cyclictest1526-21lxd21:14:482
2833099181,16cyclictest455-21plymouthd19:20:592
2833099181,16cyclictest2846-21smtpd00:03:562
2833099181,16cyclictest17727-21grep19:45:192
2833099181,15cyclictest870-21systemd-logind21:40:202
2832699182,15cyclictest21-21ksoftirqd/119:40:121
2832699182,15cyclictest21-21ksoftirqd/119:20:011
28326991817,1cyclictest0-21swapper/122:31:041
28326991816,1cyclictest23673-21expr20:50:191
28326991816,1cyclictest201rcuc/123:00:161
28326991816,1cyclictest201rcuc/120:55:221
28326991815,2cyclictest15952-21gpg-connect-age20:40:011
28326991814,3cyclictest0-21swapper/122:42:171
2832699181,16cyclictest14918-21chrt20:37:581
2832699180,17cyclictest0-21swapper/121:53:501
2832499183,1cyclictest0-21swapper/022:20:450
28324991816,1cyclictest0-21swapper/023:23:240
28324991811,6cyclictest870-21systemd-logind21:46:520
2832499180,16cyclictest3449-21grep22:10:140
2832499180,16cyclictest1486-21snapd20:40:090
28330991715,1cyclictest9279-21awk21:25:012
28330991715,1cyclictest242962sleep219:56:112
28330991715,1cyclictest196772chrt00:32:332
28330991715,1cyclictest0-21swapper/219:31:382
28330991714,2cyclictest8322-21munin-plugin-st22:20:012
28330991714,2cyclictest30665-21cpuspeed_turbos21:05:142
28330991714,2cyclictest1829-21systemd-journal23:52:252
28330991714,2cyclictest14810-21switchtime23:25:202
28330991714,2cyclictest13753-21ntp_kernel_err21:30:182
28330991714,2cyclictest12208-21cat22:25:162
28330991714,2cyclictest12060-21/usr/sbin/munin20:35:002
2833099171,2cyclictest426-21systemd-udevd23:44:512
2833099171,2cyclictest2069-21systemd-udevd00:38:512
2833099170,2cyclictest870-21systemd-logind23:48:512
2833099170,2cyclictest870-21systemd-logind23:48:512
2833099170,2cyclictest711-21missed_timers22:05:172
2833099170,2cyclictest3653-21cron20:20:002
2833099170,2cyclictest28354-21df_inode20:05:152
2833099170,16cyclictest9540-21expr00:15:132
2833099170,16cyclictest5096-21cpuspeed_turbos19:25:142
2833099170,16cyclictest3988-21H222:10:212
2833099170,16cyclictest30894-21/usr/sbin/munin23:00:172
2833099170,16cyclictest2984-21cut22:10:132
2833099170,16cyclictest25770-21cron21:59:552
2833099170,16cyclictest21477-21munin-run19:55:002
2833099170,16cyclictest21477-21munin-run19:55:002
2833099170,16cyclictest19802-21df_inode20:45:132
2833099170,16cyclictest19591-21/usr/sbin/munin22:40:132
2833099170,16cyclictest1490-21snapd20:40:092
2833099170,16cyclictest10309-21/usr/sbin/munin19:35:122
2833099170,16cyclictest0-21swapper/223:35:012
28326991716,1cyclictest21-21ksoftirqd/100:05:171
28326991715,1cyclictest21-21ksoftirqd/123:55:141
28326991715,1cyclictest21-21ksoftirqd/122:50:181
28326991715,1cyclictest201rcuc/122:47:291
28326991715,1cyclictest201rcuc/121:10:151
28326991715,1cyclictest201rcuc/100:10:161
28326991714,2cyclictest399-20systemd-journal19:35:011
28326991714,2cyclictest2918-21cpuspeed_turbos22:10:131
28326991714,2cyclictest13769-21ntp_kernel_pll_21:30:191
28326991714,2cyclictest0-21swapper/123:35:171
28326991714,1cyclictest0-21swapper/119:45:171
28326991713,3cyclictest0-21swapper/119:35:081
2832699171,15cyclictest21-21ksoftirqd/120:20:171
2832699171,15cyclictest21-21ksoftirqd/120:05:011
2832699171,15cyclictest21-21ksoftirqd/119:50:151
2832699171,15cyclictest21-21ksoftirqd/119:50:141
2832699170,2cyclictest3983-21H222:10:211
2832699170,2cyclictest22048-21gpgv19:55:011
2832699170,2cyclictest15910-21cpu23:30:121
2832699170,16cyclictest9856-21ntp_kernel_pll_22:20:181
2832699170,16cyclictest5769-21nfsd423:10:171
2832699170,16cyclictest4863-21/usr/sbin/munin19:25:201
2832699170,16cyclictest30667-21apache_processe20:10:121
2832699170,16cyclictest1551-21snapd21:15:091
2832699170,16cyclictest12726-21pzem22:25:191
2832699170,0cyclictest0-21swapper/121:41:021
2832499172,1cyclictest216272chrt22:41:470
28324991715,1cyclictest0-21swapper/021:15:210
28324991714,2cyclictest5742-21grep23:10:180
28324991714,2cyclictest2872-21systemd-logind23:34:520
28324991714,2cyclictest23493-21netstat19:55:180
28324991714,2cyclictest10151-21lxd21:14:480
2832499171,1cyclictest0-21swapper/023:50:130
2832499170,2cyclictest9765-21grep20:30:140
2832499170,2cyclictest30238-21sed23:00:000
2832499170,2cyclictest16037-21munin-run19:45:000
2832499170,2cyclictest13080-21apt-config23:25:010
2832499170,1cyclictest0-21swapper/019:26:010
2832499170,16cyclictest9194-21munin-plugin-st00:15:000
2832499170,16cyclictest32626-21munin-plugin-st00:00:010
2832499170,16cyclictest3053-21systemd-logind00:02:520
2832499170,16cyclictest25197-21expr20:55:140
2832499170,16cyclictest23970-21expr21:50:140
2832499170,16cyclictest10908-21df19:35:150
28330991614,1cyclictest15467-21fschecks_count00:25:142
28330991614,1cyclictest122042chrt23:23:232
28330991614,1cyclictest0-21swapper/222:55:132
28330991614,1cyclictest0-21swapper/220:20:142
2833099160,1cyclictest0-21swapper/222:50:212
2833099160,1cyclictest0-21swapper/222:00:132
2833099160,1cyclictest0-21swapper/221:35:132
2833099160,1cyclictest0-21swapper/221:25:102
2833099160,1cyclictest0-21swapper/219:15:172
2833099160,15cyclictest6887-21/usr/sbin/munin00:10:142
2833099160,15cyclictest4894-21expr23:10:132
2833099160,15cyclictest399-20systemd-journal20:55:012
2833099160,15cyclictest2187-21/usr/sbin/munin23:05:142
2833099160,15cyclictest14213-21sshd00:22:282
2833099160,15cyclictest13471-21apt-config19:40:022
2833099160,15cyclictest0-21swapper/223:35:102
2833099160,15cyclictest0-21swapper/223:15:212
2833099160,15cyclictest0-21swapper/221:50:132
2833099160,15cyclictest0-21swapper/200:05:162
28326991615,1cyclictest201rcuc/100:35:131
28326991614,1cyclictest21-21ksoftirqd/120:25:131
28326991614,1cyclictest13052-21latency00:20:171
28326991614,1cyclictest0-21swapper/123:45:041
28326991614,1cyclictest0-21swapper/123:45:041
28326991614,1cyclictest0-21swapper/123:40:131
28326991614,1cyclictest0-21swapper/121:20:151
28326991614,1cyclictest0-21swapper/121:00:191
28326991614,1cyclictest0-21swapper/100:00:181
2832699161,1cyclictest16391-21nfsd421:35:151
2832699160,1cyclictest0-21swapper/120:30:181
2832699160,1cyclictest0-21swapper/100:30:141
2832699160,1cyclictest0-21swapper/100:25:121
2832699160,15cyclictest30350-21ntp_states22:00:191
2832699160,15cyclictest201rcuc/122:15:141
2832699160,15cyclictest201rcuc/121:55:131
2832699160,15cyclictest0-21swapper/123:15:131
2832699160,15cyclictest0-21swapper/121:25:121
2832699160,15cyclictest0-21swapper/120:45:131
2832699160,15cyclictest0-21swapper/120:05:141
2832699160,0cyclictest0-21swapper/121:46:451
28324991614,1cyclictest9718-21expr00:15:130
28324991614,1cyclictest9-21ksoftirqd/023:15:130
28324991614,1cyclictest17842-21cat00:30:140
28324991614,1cyclictest11514-21ls22:25:130
28324991614,1cyclictest0-21swapper/023:40:190
28324991614,1cyclictest0-21swapper/022:30:180
28324991614,1cyclictest0-21swapper/021:35:110
28324991614,1cyclictest0-21swapper/021:20:140
28324991614,1cyclictest0-21swapper/021:05:140
28324991614,1cyclictest0-21swapper/020:20:140
28324991614,1cyclictest0-21swapper/020:15:130
28324991614,1cyclictest0-21swapper/020:10:150
28324991614,1cyclictest0-21swapper/020:09:570
28324991614,1cyclictest0-21swapper/020:00:180
28324991614,1cyclictest0-21swapper/000:05:130
28324991613,2cyclictest25468-21nfsd423:45:160
28324991613,2cyclictest25468-21nfsd423:45:160
28324991613,2cyclictest17061-21fschecks_count19:45:150
28324991613,2cyclictest13024-21seq20:35:140
2832499160,1cyclictest0-21swapper/022:35:150
2832499160,1cyclictest0-21swapper/022:05:200
2832499160,1cyclictest0-21swapper/022:00:130
2832499160,1cyclictest0-21swapper/021:00:030
2832499160,1cyclictest0-21swapper/019:50:190
2832499160,1cyclictest0-21swapper/019:50:180
2832499160,1cyclictest0-21swapper/000:20:150
2832499160,15cyclictest31372-21dpkg19:15:120
2832499160,15cyclictest30605-21dpkg23:00:040
2832499160,15cyclictest26004-21sed22:50:180
2832499160,15cyclictest2551-21netstat23:05:150
2832499160,15cyclictest22024-21/usr/sbin/munin00:35:210
2832499160,15cyclictest21917-21/usr/sbin/munin20:50:200
2832499160,15cyclictest18700-21fschecks_time21:40:130
2832499160,15cyclictest15426-21df_inode00:25:130
2832499160,15cyclictest0-21swapper/021:30:090
2832499160,15cyclictest0-21swapper/019:10:200
2833099150,15cyclictest0-21swapper/220:25:142
2832499150,1cyclictest0-21swapper/023:35:170
2832499150,14cyclictest0-21swapper/020:25:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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