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2026-02-15 - 14:51
[ 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 376 highest latencies:
System rackdslot0.osadl.org (updated Sun Feb 15, 2026 00:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15411993533,2cyclictest0-21swapper/121:00:141
15411992717,1cyclictest0-21swapper/121:45:021
1541199230,20cyclictest0-21swapper/100:10:131
1541199226,0cyclictest0-21swapper/123:40:141
1540799210,20cyclictest0-21swapper/021:41:430
1540799210,18cyclictest0-21swapper/020:21:510
15407992014,1cyclictest0-21swapper/000:20:250
15416991915,3cyclictest0-21swapper/220:45:232
1541699190,5cyclictest0-21swapper/200:30:142
1541699190,3cyclictest19765-21phpquery22:09:002
1541699190,17cyclictest29572-21nvmesmart_nvme020:30:172
1541199192,16cyclictest0-21swapper/123:56:321
15411991917,1cyclictest0-21swapper/100:25:311
15411991914,3cyclictest0-21swapper/119:54:291
1541199190,4cyclictest4025-21changes_open22:10:211
1541199190,16cyclictest0-21swapper/120:00:011
1540799192,2cyclictest20731-21grep00:05:130
1540799192,2cyclictest10082-21nfsd419:55:210
1540799192,16cyclictest3058-21rs:main0
15407991917,1cyclictest0-21swapper/020:27:510
15407991911,7cyclictest843-21systemd-network22:08:370
1540799191,17cyclictest0-21swapper/021:10:440
1541699182,15cyclictest3954-21VM22:10:212
1541699182,15cyclictest29920-21ntp_offset22:25:212
1541699182,15cyclictest0-21swapper/200:21:552
15416991815,2cyclictest22416-21cpuspeed_turbos23:10:142
15416991814,3cyclictest0-21swapper/220:37:152
1541699180,17cyclictest0-21swapper/223:50:322
15411991814,3cyclictest0-21swapper/123:37:491
15411991813,4cyclictest0-21swapper/123:33:181
1541199180,2cyclictest3372-21grep00:30:141
1541199180,17cyclictest0-21swapper/120:10:171
15407991816,1cyclictest22318-21taskset22:11:030
15407991816,1cyclictest0-21swapper/000:03:430
15407991814,2cyclictest24887-21nfsd400:10:180
1540799180,17cyclictest26492-21timerwakeupswit21:20:220
1540799180,17cyclictest10151-21lxd00:34:330
1541699172,1cyclictest28-21ksoftirqd/220:55:132
15416991716,1cyclictest28-21ksoftirqd/219:10:212
15416991715,1cyclictest0-21swapper/221:26:362
15416991714,3cyclictest7058-21tr23:40:142
15416991714,2cyclictest7663-21/usr/sbin/munin20:50:182
15416991714,2cyclictest399-20systemd-journal23:01:142
15416991714,2cyclictest25272-21ntpq19:25:192
15416991714,2cyclictest23019-21cat21:15:172
15416991714,2cyclictest21804-21latency_hist21:15:012
15416991714,2cyclictest18611-21grep19:15:142
15416991714,2cyclictest16307-21mailstats22:00:212
15416991714,2cyclictest16307-21mailstats22:00:212
15416991713,3cyclictest0-21swapper/221:00:212
1541699170,2cyclictest26901-21grep20:25:222
1541699170,2cyclictest22775-21mailstats19:20:212
1541699170,2cyclictest18286-21ls20:10:152
1541699170,1cyclictest0-21swapper/220:21:442
1541699170,1cyclictest0-21swapper/200:35:152
1541699170,1cyclictest0-21swapper/200:35:142
1541699170,16cyclictest3979-21H222:10:212
1541699170,16cyclictest3416-21qmgr21:50:112
1541699170,16cyclictest29950-21tr19:35:142
1541699170,16cyclictest29310-21ls00:20:002
1541699170,16cyclictest27972-21grep23:20:122
1541699170,16cyclictest2069-21systemd-udevd22:36:512
1541699170,16cyclictest19613-21sed00:00:222
1541699170,16cyclictest15506-21pzem_voltage22:55:212
1541699170,16cyclictest1516-21lxd21:30:482
1541699170,16cyclictest11945-21/usr/sbin/munin21:55:192
1541699170,16cyclictest1079-21cups-browsed23:25:222
1541699170,15cyclictest0-21swapper/222:30:172
1541199172,1cyclictest0-21swapper/119:20:021
15411991715,1cyclictest4099-21H222:10:211
15411991714,2cyclictest7593-21chrt22:44:031
15411991714,2cyclictest426-21systemd-udevd00:06:521
15411991714,2cyclictest27802-21bounce23:20:111
15411991714,2cyclictest23034-21expr20:20:151
15411991714,2cyclictest18106-21expr00:00:131
15411991714,2cyclictest16224-21pzem_current22:00:201
15411991714,2cyclictest16224-21pzem_current22:00:201
15411991714,2cyclictest12877-21nfsd420:00:181
15411991714,2cyclictest0-21swapper/122:25:161
15411991714,2cyclictest0-21swapper/100:24:191
15411991713,3cyclictest0-21swapper/121:55:461
1541199171,15cyclictest0-21swapper/121:50:171
1541199170,2cyclictest426-21systemd-udevd22:10:521
1541199170,2cyclictest31288-21pzem_voltage19:35:211
1541199170,2cyclictest28477-21expr20:30:121
1541199170,2cyclictest27602-21tr21:25:141
1541199170,2cyclictest24300-21cat19:25:151
1541199170,2cyclictest15945-21lxd19:32:481
1541199170,16cyclictest5547-21df_inode20:45:141
1541199170,16cyclictest4737-21ls21:40:171
1541199170,16cyclictest456-21cpuspeed_turbos21:35:141
1541199170,16cyclictest2872-21systemd-logind20:16:521
1541199170,16cyclictest2872-21systemd-logind20:16:521
1541199170,16cyclictest26038-21cpuspeed_turbos22:20:121
1541199170,16cyclictest25149-21expr21:20:141
1541199170,16cyclictest1971-21tr22:35:141
1541199170,16cyclictest17923-21nfsd423:00:201
1541199170,16cyclictest16949-21cat20:10:001
1541199170,16cyclictest15550-21grep22:55:221
1541199170,16cyclictest0-21swapper/120:35:201
1540799172,15cyclictest9-21ksoftirqd/022:00:270
1540799172,15cyclictest9-21ksoftirqd/022:00:270
15407991716,1cyclictest9-21ksoftirqd/020:40:050
15407991716,1cyclictest9-21ksoftirqd/020:40:040
15407991715,1cyclictest3211-21JS22:10:210
15407991715,1cyclictest193012chrt20:12:010
15407991715,1cyclictest0-21swapper/023:28:430
15407991714,2cyclictest32664-21egrep19:40:130
15407991714,2cyclictest29934-21nvmesmart_nvme022:25:200
15407991714,2cyclictest21017-21grep23:05:220
15407991714,2cyclictest1829-21systemd-journal21:35:020
15407991714,2cyclictest16362-21cut19:10:130
15407991714,2cyclictest12209-21ntp_kernel_pll_22:50:180
15407991714,2cyclictest12209-21ntp_kernel_pll_22:50:180
15407991714,2cyclictest1079-21cups-browsed00:15:200
1540799171,1cyclictest10737-21dpkg20:55:020
1540799171,1cyclictest0-21swapper/020:05:170
1540799170,2cyclictest9423-21awk22:45:180
1540799170,2cyclictest6552-21/usr/sbin/munin00:35:120
1540799170,2cyclictest6552-21/usr/sbin/munin00:35:120
1540799170,2cyclictest3147-21grep22:35:190
1540799170,2cyclictest2872-21systemd-logind19:16:520
1540799170,2cyclictest28251-21/usr/sbin/munin20:30:120
1540799170,2cyclictest17760-21memory23:00:200
1540799170,1cyclictest0-21swapper/022:30:220
1540799170,16cyclictest9261-21perf23:45:000
1540799170,16cyclictest8343-21fschecks_count20:50:150
1540799170,16cyclictest7802-21nfsd421:45:170
1540799170,16cyclictest547-21smartctl00:25:150
1540799170,16cyclictest25305-21nvmesmart_nvme019:25:200
1540799170,16cyclictest25048-21apache_processe23:15:110
1540799170,16cyclictest1856-21systemd-udevd21:18:530
1540799170,16cyclictest15188-21grep23:55:140
15416991614,1cyclictest0-21swapper/223:55:172
15416991614,1cyclictest0-21swapper/223:45:122
15416991614,1cyclictest0-21swapper/223:35:162
15416991614,1cyclictest0-21swapper/223:30:152
15416991614,1cyclictest0-21swapper/223:15:172
15416991614,1cyclictest0-21swapper/222:20:182
15416991614,1cyclictest0-21swapper/221:45:132
15416991614,1cyclictest0-21swapper/221:20:142
15416991614,1cyclictest0-21swapper/219:52:062
15416991614,1cyclictest0-21swapper/219:40:152
15416991614,1cyclictest0-21swapper/219:30:142
15416991614,1cyclictest0-21swapper/200:05:132
15416991613,2cyclictest8655-21expr22:45:152
1541699160,2cyclictest3701-21expr19:45:132
1541699160,2cyclictest32570-21expr00:25:142
1541699160,2cyclictest21512-21mailstats20:15:202
1541699160,2cyclictest21512-21mailstats20:15:202
1541699160,2cyclictest2061-21pzem_current21:35:202
1541699160,1cyclictest0-21swapper/222:40:022
1541699160,1cyclictest0-21swapper/221:05:132
1541699160,15cyclictest4695-21kernelversion21:40:172
1541699160,15cyclictest20499-21cpuspeed_turbos22:10:132
1541699160,15cyclictest1454-21/usr/sbin/munin20:40:142
1541699160,15cyclictest1454-21/usr/sbin/munin20:40:142
1541699160,15cyclictest0-21swapper/200:10:132
15411991614,1cyclictest23712-21grep23:10:181
15411991614,1cyclictest0-21swapper/123:15:141
15411991614,1cyclictest0-21swapper/123:05:121
15411991614,1cyclictest0-21swapper/122:50:161
15411991614,1cyclictest0-21swapper/122:50:161
15411991614,1cyclictest0-21swapper/122:05:151
15411991614,1cyclictest0-21swapper/120:40:131
15411991614,1cyclictest0-21swapper/120:40:121
15411991614,1cyclictest0-21swapper/119:40:141
15411991614,1cyclictest0-21swapper/119:20:171
15411991614,1cyclictest0-21swapper/100:35:011
15411991614,1cyclictest0-21swapper/100:35:001
15411991614,1cyclictest0-21swapper/100:15:111
1541199160,1cyclictest25563-21cpuspeed_turbos20:25:151
1541199160,15cyclictest31018-21kernelversion21:30:161
1541199160,15cyclictest24795-21sort22:15:211
1541199160,15cyclictest23544-21swap21:15:211
1541199160,15cyclictest19799-21fschecks_count21:10:161
1541199160,15cyclictest0-21swapper/123:50:211
1541199160,15cyclictest0-21swapper/123:45:141
1541199160,15cyclictest0-21swapper/123:25:131
1541199160,15cyclictest0-21swapper/122:49:541
1541199160,15cyclictest0-21swapper/121:05:201
1541199160,15cyclictest0-21swapper/120:55:171
1541199160,15cyclictest0-21swapper/119:45:121
15407991616,0cyclictest0-21swapper/022:40:100
15407991614,1cyclictest1100-21snmpd21:50:050
15407991614,1cyclictest0-21swapper/023:50:150
15407991614,1cyclictest0-21swapper/023:45:160
15407991614,1cyclictest0-21swapper/023:20:210
15407991614,1cyclictest0-21swapper/022:55:280
15407991614,1cyclictest0-21swapper/022:25:000
15407991614,1cyclictest0-21swapper/021:55:170
15407991614,1cyclictest0-21swapper/020:15:150
15407991614,1cyclictest0-21swapper/020:15:140
15407991614,1cyclictest0-21swapper/020:00:180
15407991614,1cyclictest0-21swapper/019:45:120
15407991614,1cyclictest0-21swapper/019:35:010
15407991614,1cyclictest0-21swapper/019:30:130
15407991613,2cyclictest4969-21apache_volume20:45:120
15407991613,2cyclictest31929-21/usr/sbin/munin20:35:170
15407991613,2cyclictest21144-21/usr/sbin/munin19:20:170
1540799160,15cyclictest847-21apache_processe23:30:120
1540799160,15cyclictest788-21expr21:35:140
1540799160,15cyclictest7203-21sed19:50:170
1540799160,15cyclictest16314-21cpu21:05:120
1540799160,15cyclictest0-21swapper/022:15:170
1540799160,15cyclictest0-21swapper/021:00:180
15416991515,0cyclictest0-21swapper/219:55:112
1541699150,1cyclictest0-21swapper/222:50:132
1541699150,1cyclictest0-21swapper/222:50:132
1541699150,1cyclictest0-21swapper/220:00:142
1540799150,1cyclictest0-21swapper/023:35:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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