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2026-02-02 - 03:59
[ 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 Mon Feb 02, 2026 00:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24274993533,2cyclictest0-21swapper/119:10:151
24274992422,2cyclictest0-21swapper/120:51:321
24274992415,9cyclictest21-21ksoftirqd/123:31:281
2427399240,23cyclictest0-21swapper/019:10:160
2427399231,1cyclictest8552-21kworker/0:020:51:320
24273992219,2cyclictest7017-21if_enp1s021:30:160
2427399220,4cyclictest0-21swapper/022:42:270
24275992113,6cyclictest0-21swapper/222:55:172
2427499214,11cyclictest0-21swapper/121:09:531
2427599206,13cyclictest0-21swapper/200:25:112
24275992017,2cyclictest6485-21cpuspeed_turbos23:30:132
24275992017,2cyclictest28-21ksoftirqd/220:15:002
24275992016,3cyclictest0-21swapper/219:19:022
2427399206,12cyclictest0-21swapper/000:35:120
24273992013,6cyclictest11476-21latency_hist19:45:010
2427599192,1cyclictest11928-21nfsd420:40:182
24275991918,0cyclictest0-21swapper/222:03:562
24275991917,1cyclictest28-21ksoftirqd/221:07:232
24275991915,3cyclictest0-21swapper/223:47:572
24274991916,2cyclictest22493-21nfsd423:00:171
24274991916,2cyclictest22493-21nfsd423:00:171
24274991915,3cyclictest0-21swapper/119:34:551
24273991915,3cyclictest22974-21grep00:00:140
2427399190,18cyclictest870-21systemd-logind19:46:530
2427399190,18cyclictest426-21systemd-udevd21:12:520
2427599182,1cyclictest0-21swapper/220:56:252
24275991815,2cyclictest27086-21date19:15:012
24275991815,2cyclictest1100-21snmpd20:09:532
24275991814,3cyclictest0-21swapper/220:33:582
2427599181,16cyclictest28-21ksoftirqd/223:00:152
2427599181,16cyclictest28-21ksoftirqd/223:00:152
2427599181,16cyclictest0-21swapper/200:14:072
2427599180,17cyclictest399-20systemd-journal00:17:002
2427599180,17cyclictest2007-21systemd-journal19:25:302
2427599180,17cyclictest0-21swapper/220:25:382
24274991816,1cyclictest16594-21if_eno122:50:161
24274991815,2cyclictest29626-21sendmail_mailqu22:15:211
24274991815,1cyclictest0-21swapper/100:23:431
2427499180,3cyclictest843-21systemd-network22:22:051
2427499180,1cyclictest0-21swapper/119:36:071
2427399182,1cyclictest11891-21strings20:40:180
2427399182,15cyclictest9-21ksoftirqd/022:10:190
24273991816,1cyclictest9-21ksoftirqd/022:05:000
24273991814,3cyclictest3979-21H222:10:210
24273991814,3cyclictest1483-21snapd22:55:090
2427399180,1cyclictest0-21swapper/023:52:270
2427399180,17cyclictest30027-21apache_accesses23:15:100
2427599172,1cyclictest28-21ksoftirqd/222:09:002
24275991716,1cyclictest28-21ksoftirqd/219:45:142
24275991716,1cyclictest28-21ksoftirqd/219:45:012
24275991716,1cyclictest28-21ksoftirqd/219:35:222
24275991715,1cyclictest28-21ksoftirqd/221:45:132
24275991715,1cyclictest28-21ksoftirqd/221:25:162
24275991715,1cyclictest28-21ksoftirqd/220:35:172
24275991715,1cyclictest28-21ksoftirqd/200:35:142
24275991715,1cyclictest271rcuc/223:15:012
24275991715,1cyclictest271rcuc/219:20:212
24275991715,1cyclictest0-21swapper/223:40:142
24275991715,1cyclictest0-21swapper/222:30:122
24275991715,1cyclictest0-21swapper/221:00:182
24275991714,2cyclictest3987-21H222:10:212
24275991714,2cyclictest28062-21/usr/sbin/munin22:15:172
24275991714,2cyclictest17343-21awk23:50:102
2427599171,1cyclictest0-21swapper/221:50:182
2427599171,15cyclictest28-21ksoftirqd/223:25:172
2427599171,15cyclictest28-21ksoftirqd/200:30:152
2427599170,2cyclictest4949-21ntp_states19:30:192
2427599170,2cyclictest28977-21chrt23:12:052
2427599170,2cyclictest27857-21sessionclean00:09:002
2427599170,2cyclictest20078-21/usr/sbin/munin20:00:172
2427599170,2cyclictest10692-21cat21:40:122
2427599170,16cyclictest993-21dbus-daemon23:55:212
2427599170,16cyclictest9805-21cut21:40:002
2427599170,16cyclictest6361-21grep21:30:122
2427599170,16cyclictest505-21nfsd420:20:202
2427599170,16cyclictest28-21ksoftirqd/219:57:502
2427599170,16cyclictest2683-21kernelversion00:20:162
2427599170,16cyclictest16844-21fschecks_time20:50:152
2427599170,16cyclictest15817-21apt22:50:122
2427599170,16cyclictest1300-21lxd20:16:502
2427599170,16cyclictest12942sleep221:20:172
2427599170,16cyclictest0-21swapper/222:35:152
2427499172,1cyclictest31574-21grep23:15:201
2427499172,1cyclictest21-21ksoftirqd/123:35:141
24274991715,1cyclictest0-21swapper/120:08:271
24274991714,2cyclictest7792-21/usr/sbin/munin20:35:111
24274991714,2cyclictest3979-21H222:10:211
24274991714,2cyclictest28627-21/usr/sbin/munin21:10:181
24274991714,2cyclictest28330-21open_inodes23:10:171
24274991714,2cyclictest2455-21ls20:25:151
24274991714,2cyclictest22545-21kernelversion21:00:171
24274991714,2cyclictest1856-21systemd-udevd23:58:511
24274991714,2cyclictest18101-21sort19:55:161
2427499171,15cyclictest25338-21/usr/sbin/munin22:10:191
2427499171,15cyclictest19540-21latency22:55:161
24274991711,2cyclictest0-21swapper/123:40:021
2427499170,2cyclictest948-21sed20:20:241
2427499170,2cyclictest5442-21fschecks_count00:25:151
2427499170,2cyclictest3053-21systemd-logind22:48:511
2427499170,2cyclictest2872-21systemd-logind22:06:511
2427499170,2cyclictest17916-21expr23:50:141
2427499170,2cyclictest14164-21/usr/sbin/munin21:45:211
2427499170,16cyclictest3053-21systemd-logind22:30:511
2427499170,16cyclictest14956-21expr23:45:121
2427499170,16cyclictest1351-21lxd23:28:341
2427499170,16cyclictest1079-21cups-browsed00:05:181
2427499170,16cyclictest1035-21thermald00:35:201
2427499170,16cyclictest0-21swapper/100:00:451
2427499170,0cyclictest0-21swapper/122:29:531
2427399172,1cyclictest9-21ksoftirqd/019:26:230
24273991716,0cyclictest0-21swapper/021:20:450
24273991715,1cyclictest0-21swapper/000:30:180
24273991714,2cyclictest6731-21proxymap22:31:030
24273991714,2cyclictest32000-21/usr/sbin/munin00:15:150
24273991714,2cyclictest31933-21chrt21:15:340
24273991714,2cyclictest31933-21chrt21:15:330
24273991714,2cyclictest30503-21expr19:20:140
24273991714,2cyclictest16130-21processes19:50:210
24273991714,2cyclictest15428-21/usr/sbin/munin23:45:140
24273991714,2cyclictest0-21swapper/023:40:020
24273991714,1cyclictest0-21swapper/021:40:140
24273991714,1cyclictest0-21swapper/019:30:190
2427399171,15cyclictest5378-21expr20:30:140
2427399170,2cyclictest7584-21nfsd423:30:180
2427399170,2cyclictest7030-21cron22:35:000
2427399170,2cyclictest455-21plymouthd22:20:010
2427399170,2cyclictest426-21systemd-udevd20:48:520
2427399170,2cyclictest399-20systemd-journal23:12:590
2427399170,2cyclictest3833-21ls21:25:160
2427399170,2cyclictest29961-21ntpq00:10:190
2427399170,2cyclictest25698-21find20:10:120
2427399170,2cyclictest24814-21expr21:05:140
2427399170,2cyclictest21910-21/usr/sbin/munin23:00:140
2427399170,2cyclictest21910-21/usr/sbin/munin23:00:140
2427399170,2cyclictest1135-21hddtemp_smartct23:20:160
2427399170,16cyclictest31599-21apache_volume20:20:140
2427399170,16cyclictest28910-21wc20:15:130
2427399170,16cyclictest23045-21smartctl21:00:200
2427399170,16cyclictest21441-21sed21:00:010
2427399170,16cyclictest17158-21cut21:50:200
2427399170,16cyclictest1085-21gdbus00:20:190
2427399170,16cyclictest0-21swapper/020:25:160
24275991614,1cyclictest271rcuc/220:45:182
24275991614,1cyclictest0-21swapper/223:35:142
24275991614,1cyclictest0-21swapper/223:05:192
24275991614,1cyclictest0-21swapper/222:45:142
24275991614,1cyclictest0-21swapper/222:24:402
2427599160,1cyclictest0-21swapper/221:15:182
2427599160,1cyclictest0-21swapper/221:15:182
2427599160,1cyclictest0-21swapper/200:00:182
2427599160,15cyclictest28-21ksoftirqd/222:40:122
2427599160,15cyclictest0-21swapper/223:20:132
2427599160,15cyclictest0-21swapper/221:55:302
2427599160,15cyclictest0-21swapper/219:51:312
24274991614,1cyclictest3450-21gsd-color20:45:011
24274991614,1cyclictest31767-21cat00:15:131
24274991614,1cyclictest0-21swapper/121:40:091
24274991614,1cyclictest0-21swapper/121:36:521
24274991614,1cyclictest0-21swapper/121:25:191
24274991614,1cyclictest0-21swapper/120:00:191
24274991614,1cyclictest0-21swapper/119:50:141
24274991614,1cyclictest0-21swapper/119:20:141
24274991613,2cyclictest11877-21pzem_current22:40:201
2427499160,2cyclictest651-21expr19:25:151
2427499160,2cyclictest29980-21apache_volume21:15:121
2427499160,2cyclictest29980-21apache_volume21:15:121
2427499160,1cyclictest0-21swapper/121:50:011
2427499160,15cyclictest9179-21apache_accesses19:40:121
2427499160,15cyclictest8905-21ntp_kernel_pll_00:30:191
2427499160,15cyclictest5692-21awk20:30:151
2427499160,15cyclictest3987-21H222:10:211
2427499160,15cyclictest30238-21switchtime00:10:211
2427499160,15cyclictest29754-21kernelversion20:15:161
2427499160,15cyclictest260972chrt23:07:071
2427499160,15cyclictest196782chrt22:00:031
2427499160,15cyclictest1656-21grep21:20:171
2427499160,15cyclictest0-21swapper/122:35:161
2427499160,15cyclictest0-21swapper/120:40:161
2427499160,15cyclictest0-21swapper/120:10:151
2427499160,15cyclictest0-21swapper/119:45:131
2427499160,15cyclictest0-21swapper/119:15:171
24273991614,1cyclictest22471-21apache_processe22:05:130
24273991614,1cyclictest0-21swapper/023:05:260
24273991614,1cyclictest0-21swapper/022:45:170
24273991614,1cyclictest0-21swapper/022:25:150
24273991614,1cyclictest0-21swapper/021:45:170
24273991614,1cyclictest0-21swapper/020:35:150
24273991614,1cyclictest0-21swapper/020:00:130
24273991614,1cyclictest0-21swapper/019:35:150
24273991614,1cyclictest0-21swapper/000:25:120
24273991614,1cyclictest0-21swapper/000:05:110
24273991613,2cyclictest101rcuc/023:25:140
2427399160,1cyclictest22188-21taskset23:57:360
2427399160,1cyclictest0-21swapper/023:35:180
2427399160,15cyclictest31246-21/usr/sbin/munin22:20:130
2427399160,15cyclictest15904-21cpuspeed_turbos22:50:130
2427399160,15cyclictest0-21swapper/021:40:000
2427399160,15cyclictest0-21swapper/020:05:140
2427399160,15cyclictest0-21swapper/019:55:140
24274991513,1cyclictest0-21swapper/123:20:141
2427499150,1cyclictest0-21swapper/121:56:581
2427399140,14cyclictest0-21swapper/021:55:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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