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2026-01-31 - 09:50
[ 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 Sat Jan 31, 2026 00:46:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26104992617,0cyclictest0-21swapper/021:55:140
26104992617,0cyclictest0-21swapper/021:55:130
26104992424,0cyclictest17235-21mii-tool00:35:160
26104992424,0cyclictest17235-21mii-tool00:35:150
26105992323,0cyclictest0-21swapper/100:35:161
26105992323,0cyclictest0-21swapper/100:35:161
2610699222,17cyclictest0-21swapper/222:25:352
2610499220,17cyclictest12784-21grep20:40:010
2610699210,17cyclictest0-21swapper/221:28:242
26104992116,4cyclictest0-21swapper/020:55:170
26104992114,3cyclictest0-21swapper/023:20:130
2610499210,3cyclictest0-21swapper/023:09:380
26106992017,2cyclictest28-21ksoftirqd/219:11:312
2610699200,19cyclictest843-21systemd-network23:01:332
26104992016,3cyclictest0-21swapper/022:41:180
2610699192,16cyclictest3986-21H222:10:212
2610699192,16cyclictest0-21swapper/221:05:122
26106991917,1cyclictest0-21swapper/200:29:562
26106991916,1cyclictest0-21swapper/222:31:592
26106991913,3cyclictest0-21swapper/219:41:162
26105991918,1cyclictest21-21ksoftirqd/120:05:211
26105991917,1cyclictest0-21swapper/100:25:131
26105991916,2cyclictest14024-21expr22:35:141
26105991915,3cyclictest0-21swapper/121:15:011
2610599190,1cyclictest11856-21ls19:40:141
2610499193,15cyclictest13353-21expr20:40:140
2610499192,16cyclictest27508-21chrt21:05:120
26104991917,1cyclictest0-21swapper/023:15:000
26104991917,1cyclictest0-21swapper/022:20:140
26104991917,1cyclictest0-21swapper/021:17:490
26104991916,2cyclictest7471-21ls19:30:210
26104991916,2cyclictest17402-21cut23:40:000
26104991915,3cyclictest0-21swapper/019:46:430
2610499190,17cyclictest4849-21bounce22:19:130
2610699182,15cyclictest3987-21H222:10:212
26106991816,1cyclictest31950irq/134-nvme0q323:50:012
26106991815,2cyclictest6655-21cut22:20:172
26106991815,2cyclictest30980-21iwlist23:05:142
26106991815,2cyclictest1515-21lxd23:23:522
26106991814,3cyclictest3987-21H222:10:212
26106991814,3cyclictest3983-21H222:10:212
2610699181,2cyclictest25287-21chrt23:54:372
2610699180,2cyclictest18083-21nfsd419:50:182
2610699180,17cyclictest843-21systemd-network22:19:512
2610699180,17cyclictest0-21swapper/219:25:142
2610699180,15cyclictest4099-21H222:10:212
2610699180,15cyclictest4099-21H222:10:212
2610599182,2cyclictest6806-21cstates21:25:131
2610599182,15cyclictest0-21swapper/123:22:281
26105991816,1cyclictest9289-21nfsd422:25:181
26105991816,1cyclictest20227-21cat21:50:011
26105991816,1cyclictest0-21swapper/119:49:391
26105991816,1cyclictest0-21swapper/119:21:371
26105991815,2cyclictest29930-21cat23:05:011
26105991815,2cyclictest23562-21expr23:50:131
26105991814,3cyclictest9873-21tr19:35:181
26105991813,4cyclictest0-21swapper/121:10:171
2610599180,3cyclictest7928-21fschecks_count20:30:151
2610599180,3cyclictest29708-21php7.021:09:011
2610599180,2cyclictest3989-21H222:10:211
2610599180,17cyclictest843-21systemd-network22:32:441
2610599180,17cyclictest8096-21latency_hist19:35:011
2610599180,17cyclictest3979-21H222:10:211
2610599180,15cyclictest3979-21H222:10:211
2610599180,15cyclictest3979-21H222:10:211
2610499182,1cyclictest18014-21expr21:45:140
2610499182,15cyclictest0-21swapper/021:52:570
26104991817,1cyclictest18408-21mii-tool23:40:160
26104991816,1cyclictest22291-21ls22:50:130
26104991816,1cyclictest0-21swapper/020:14:060
26104991816,1cyclictest0-21swapper/019:17:510
26104991815,2cyclictest25093-21chrt23:52:020
26104991815,2cyclictest23054-21expr20:00:130
26104991814,3cyclictest29801-21grep22:05:190
26104991814,3cyclictest0-21swapper/020:09:340
26104991814,2cyclictest0-21swapper/021:35:140
26104991813,4cyclictest28730-21perf19:15:010
26104991813,4cyclictest0-21swapper/000:32:590
26104991813,3cyclictest0-21swapper/020:49:290
2610499181,2cyclictest13044-21switchtime19:40:210
2610499181,16cyclictest11533-21munin-run23:30:010
2610499180,17cyclictest455-21plymouthd22:25:170
2610499180,17cyclictest3991-21H222:10:210
2610499180,16cyclictest8067-21cat00:20:000
2610699172,1cyclictest0-21swapper/220:35:132
26106991715,1cyclictest0-21swapper/220:10:202
26106991714,2cyclictest5660-21tr00:15:122
26106991714,2cyclictest4099-21H222:10:212
26106991714,2cyclictest399-20systemd-journal21:49:552
26106991714,2cyclictest2619-21sort20:20:162
26106991714,2cyclictest21173-21latency_hist20:55:002
26106991714,2cyclictest16081-21nvmesmart_nvme023:35:182
26106991713,3cyclictest0-21swapper/200:01:292
2610699171,1cyclictest0-21swapper/221:15:162
2610699171,15cyclictest1551-21snapd20:30:092
2610699170,2cyclictest15810-21sessionclean22:39:002
2610699170,2cyclictest15178-21chrt20:44:072
2610699170,1cyclictest0-21swapper/221:00:012
2610699170,1cyclictest0-21swapper/219:33:052
2610699170,16cyclictest4035-21H222:10:212
2610699170,16cyclictest31648-21apt-config22:10:012
2610699170,16cyclictest21322-21grep19:55:182
2610699170,16cyclictest21220-21sshd22:46:562
2610699170,16cyclictest17192-21cron21:45:012
2610699170,16cyclictest1550-21snapd21:50:092
2610699170,16cyclictest1523-21lxd00:10:342
2610699170,16cyclictest1522-21lxd21:00:522
2610699170,16cyclictest1484-21snapd23:15:092
2610699170,16cyclictest1484-21snapd23:15:092
2610699170,16cyclictest14473-21perf21:40:012
2610699170,16cyclictest14333-21tune2fs00:30:132
2610699170,15cyclictest3987-21H222:10:212
2610699170,15cyclictest3979-21H222:10:212
26105991715,1cyclictest9338-21cat00:20:161
26105991715,1cyclictest6254-21interrupts22:20:161
26105991715,1cyclictest20722-21mailstats22:45:201
26105991714,2cyclictest9822-21expr21:30:131
26105991714,2cyclictest5914-21expr00:15:121
26105991714,2cyclictest4100-21H222:10:211
26105991714,2cyclictest3821-21cat21:20:141
26105991714,2cyclictest3676-21apache_volume23:15:101
26105991714,2cyclictest3676-21apache_volume23:15:101
26105991714,2cyclictest32200-21sed20:15:181
26105991714,2cyclictest29384-21cstates19:15:131
26105991714,2cyclictest28162-21latency_hist00:00:001
26105991714,2cyclictest23751-21sed20:55:211
26105991714,2cyclictest22324-21cstates22:50:131
26105991714,2cyclictest17333-21expr19:50:141
26105991714,2cyclictest1536-21apt-get00:10:081
26105991714,2cyclictest14371-21fschecks_time00:30:131
26105991714,2cyclictest14009-21chrt23:32:011
26105991712,3cyclictest12613-21grep21:35:141
2610599170,2cyclictest3991-21H222:10:211
2610599170,2cyclictest3976-21H222:10:211
2610599170,2cyclictest3976-21H222:10:211
2610599170,2cyclictest2306-21idleruntime20:20:151
2610599170,2cyclictest1484-21snapd22:10:081
2610599170,16cyclictest5223-21tune2fs20:25:141
2610599170,16cyclictest3991-21H222:10:211
2610599170,16cyclictest30211-21sed00:00:201
2610599170,16cyclictest30097-21apt-get23:05:111
2610599170,16cyclictest27047-21awk22:00:171
2610599170,16cyclictest25065-21perf20:05:001
2610599170,16cyclictest23572-21cat21:55:121
2610599170,16cyclictest23572-21cat21:55:121
2610599170,16cyclictest20880-21expr23:45:131
2610599170,16cyclictest18367-21https20:50:021
2610599170,16cyclictest17038-21fschecks_count22:40:131
2610599170,16cyclictest16928-21expr20:45:171
2610599170,16cyclictest14750-21grep23:35:121
2610599170,16cyclictest13402-21cat20:40:131
2610599170,16cyclictest11544-21turbostat23:30:001
2610599170,16cyclictest10400-21expr20:35:141
2610499172,15cyclictest9-21ksoftirqd/021:20:160
26104991715,1cyclictest0-21swapper/022:35:210
26104991715,1cyclictest0-21swapper/019:25:220
26104991714,2cyclictest9849-21df21:30:140
26104991714,2cyclictest6948-21expr21:25:130
26104991714,2cyclictest3738-21missed_timers00:10:190
26104991714,2cyclictest3679-21apt-get23:15:100
26104991714,2cyclictest3679-21apt-get23:15:090
26104991714,2cyclictest31501-21cstates00:05:140
26104991714,2cyclictest31501-21cstates00:05:140
26104991714,2cyclictest31349-21/usr/sbin/munin20:15:140
26104991714,2cyclictest30659-21cstates21:10:130
26104991714,2cyclictest28481-21/usr/sbin/munin00:00:200
26104991714,2cyclictest28036-21fschecks_time23:00:150
26104991714,2cyclictest26109-21chrt23:55:150
26104991714,2cyclictest19072-21cstates20:50:120
26104991714,2cyclictest11336-21expr22:30:120
26104991714,2cyclictest11134-21cpuspeed_turbos00:25:130
26104991714,2cyclictest10114-21ls00:20:200
26104991714,2cyclictest0-21swapper/022:10:110
26104991713,3cyclictest0-21swapper/021:40:130
2610499171,2cyclictest0-21swapper/022:00:050
2610499170,2cyclictest24776-21cpuspeed_turbos21:00:130
2610499170,2cyclictest21647-21grep23:45:170
2610499170,2cyclictest13733-21cat23:30:210
2610499170,1cyclictest0-21swapper/020:20:130
2610499170,16cyclictest8662-21nfsd420:30:180
2610499170,16cyclictest8526-21grep19:35:120
2610499170,16cyclictest6059-21ps20:25:190
2610499170,16cyclictest32232-21gpg-connect-age19:20:020
2610499170,16cyclictest19939-21dpkg19:55:020
2610499170,16cyclictest19179-21grep22:45:130
26106991614,1cyclictest23374-21cstates21:55:122
26106991614,1cyclictest23374-21cstates21:55:122
26106991614,1cyclictest0-21swapper/222:50:132
26106991614,1cyclictest0-21swapper/220:00:132
26106991614,1cyclictest0-21swapper/200:35:142
26106991614,1cyclictest0-21swapper/200:35:142
26106991613,2cyclictest10036-21timerandwakeup00:20:202
26106991612,3cyclictest31525-21nfsd421:10:162
2610699160,2cyclictest31445-21cat20:15:152
2610699160,1cyclictest26605-21missed_timers20:05:172
2610699160,15cyclictest303852sleep219:15:172
2610699160,15cyclictest26990-21awk23:55:192
2610699160,15cyclictest17568-21/usr/sbin/munin23:40:142
2610699160,15cyclictest14845-21smartctl19:45:152
2610699160,15cyclictest0-21swapper/223:25:172
2610699160,15cyclictest0-21swapper/222:00:072
2610699160,15cyclictest0-21swapper/221:30:132
2610699160,15cyclictest0-21swapper/221:20:162
2610699160,15cyclictest0-21swapper/220:25:112
26105991614,1cyclictest25694-21sed21:00:161
26105991614,1cyclictest0-21swapper/122:55:131
26105991614,1cyclictest0-21swapper/119:55:021
26105991613,2cyclictest15151-21cstates21:40:141
2610599160,15cyclictest2262-21/usr/sbin/munin22:15:101
2610499160,1cyclictest24616-21apache_volume22:55:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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