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2026-03-04 - 14:13
[ 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 rackcslot2.osadl.org (updated Wed Mar 04, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2225527057,9sleep10-21swapper/119:06:491
2219826451,8sleep00-21swapper/019:06:120
188812640,0sleep10-21swapper/122:12:331
160662640,0sleep00-21swapper/000:23:330
22689993612,11cyclictest91rcu_preempt21:25:051
2268999339,10cyclictest91rcu_preempt21:21:191
22689993230,1cyclictest24-21ksoftirqd/121:49:461
22689993210,1cyclictest91rcu_preempt23:24:541
2268999319,11cyclictest91rcu_preempt23:53:141
2268999314,1cyclictest91rcu_preempt23:14:471
22689993129,2cyclictest0-21swapper/121:29:411
22688993111,10cyclictest0-21swapper/000:26:030
2268999308,8cyclictest91rcu_preempt19:49:461
2268999307,1cyclictest91rcu_preempt00:16:181
2268999305,4cyclictest91rcu_preempt20:39:231
2268999304,1cyclictest91rcu_preempt23:23:531
22689993022,3cyclictest3863-21diskmemload00:27:521
22688993013,16cyclictest2660-21kworker/u4:222:11:110
22688993010,0cyclictest0-21swapper/022:18:450
2268999296,5cyclictest24-21ksoftirqd/100:07:381
22689992929,0cyclictest24-21ksoftirqd/121:35:361
22689992925,3cyclictest24-21ksoftirqd/123:04:381
22689992917,7cyclictest231ktimersoftd/122:30:451
2268899290,3cyclictest0-21swapper/023:31:240
2268999289,3cyclictest91rcu_preempt21:57:211
2268999284,3cyclictest91rcu_preempt22:50:591
22689992820,3cyclictest3863-21diskmemload22:46:141
22689992817,8cyclictest0-21swapper/121:12:481
22688992824,2cyclictest0-21swapper/022:24:460
2268999276,3cyclictest91rcu_preempt23:34:371
2268999274,4cyclictest91rcu_preempt20:29:481
22689992724,3cyclictest0-21swapper/122:06:061
22689992723,2cyclictest24-21ksoftirqd/121:41:451
22689992721,5cyclictest0-21swapper/120:39:461
22689992720,6cyclictest0-21swapper/123:12:111
22689992712,2cyclictest91rcu_preempt00:30:211
22688992710,16cyclictest0-21swapper/022:41:500
22689992626,0cyclictest24-21ksoftirqd/123:29:481
22689992626,0cyclictest24-21ksoftirqd/100:39:191
22689992626,0cyclictest24-21ksoftirqd/100:13:111
22689992625,1cyclictest0-21swapper/120:23:011
22689992625,0cyclictest26429-21kworker/u4:023:03:171
22689992622,3cyclictest13738-21hddtemp_smartct20:09:431
22689992622,3cyclictest13738-21hddtemp_smartct20:09:431
22689992621,2cyclictest24-21ksoftirqd/122:14:411
22689992617,4cyclictest24-21ksoftirqd/121:44:431
303182250,0sleep10-21swapper/119:29:281
22689992525,0cyclictest0-21swapper/122:35:411
22689992522,2cyclictest3863-21diskmemload21:18:571
22689992521,3cyclictest905-21python19:34:471
22689992521,3cyclictest29565-21pmu-power20:49:451
22689992521,3cyclictest1853-21cpu19:39:391
22689992521,1cyclictest24-21ksoftirqd/100:22:391
22689992519,6cyclictest0-21swapper/123:46:071
22688992512,1cyclictest0-21swapper/021:49:140
22688992510,14cyclictest0-21swapper/020:08:590
2268899250,24cyclictest0-21swapper/023:10:380
22689992422,1cyclictest8173-21irqstats19:54:421
22689992422,1cyclictest31156-21ntp_states19:29:471
22689992421,2cyclictest2333-21diskstats21:04:411
2268899240,17cyclictest0-21swapper/022:36:000
157322410,0sleep10-21swapper/100:01:161
22689992322,0cyclictest24-21ksoftirqd/122:40:361
22689992321,2cyclictest0-21swapper/122:58:391
22689992320,2cyclictest15299-21/usr/sbin/munin20:14:471
22689992320,2cyclictest0-21swapper/119:09:401
22689992312,6cyclictest231ktimersoftd/123:54:411
22688992322,1cyclictest0-21swapper/021:16:240
22688992320,2cyclictest22812-21ssh21:34:090
22688992314,4cyclictest802-21apache221:35:520
22688992310,5cyclictest0-21swapper/022:29:580
22688992310,4cyclictest0-21swapper/019:15:240
22689992221,1cyclictest0-21swapper/119:44:411
22689992220,2cyclictest0-21swapper/120:54:461
22689992220,1cyclictest24-21ksoftirqd/122:00:131
22689992219,2cyclictest0-21swapper/119:24:271
22689992216,5cyclictest24834-21cat22:19:471
22689992210,3cyclictest0-21swapper/123:44:291
22688992221,1cyclictest0-21swapper/023:58:400
22688992215,4cyclictest5003-21apache221:10:460
22688992211,3cyclictest22888-21sh00:32:160
22688992210,5cyclictest0-21swapper/023:15:120
22688992210,3cyclictest0-21swapper/021:27:490
22689992119,2cyclictest0-21swapper/120:04:491
22689992118,3cyclictest0-21swapper/122:29:231
22689992112,8cyclictest0-21swapper/119:59:571
22689992110,9cyclictest0-21swapper/120:24:411
2268899216,8cyclictest13883-21/usr/sbin/munin22:04:490
2268899212,16cyclictest0-21swapper/019:39:380
22688992115,4cyclictest4982-21apache223:23:260
22688992113,7cyclictest100150irq/106-eth1-rx23:48:030
22688992112,2cyclictest1199-21runrttasks23:27:300
22688992111,5cyclictest100150irq/106-eth1-rx23:52:570
22688992110,7cyclictest0-21swapper/020:49:400
22688992110,6cyclictest0-21swapper/022:19:390
22688992110,4cyclictest0-21swapper/020:24:400
2268899210,1cyclictest0-21swapper/022:49:210
22689992016,4cyclictest0-21swapper/120:49:011
2268899205,7cyclictest13391-21apache_processe20:09:400
2268899205,7cyclictest13391-21apache_processe20:09:400
22688992017,2cyclictest25855-21ssh23:05:520
2268899201,17cyclictest0-21swapper/021:44:200
2268899201,12cyclictest970-21ls19:34:470
22688992010,7cyclictest0-21swapper/022:04:060
22688992010,6cyclictest0-21swapper/019:44:410
22688992010,3cyclictest0-21swapper/019:54:380
22688992010,1cyclictest0-21swapper/000:14:100
22688992010,0cyclictest0-21swapper/023:37:390
22689991913,5cyclictest1510-21seq21:00:011
22688991919,0cyclictest0-21swapper/021:07:200
22688991918,1cyclictest4982-21apache220:29:430
22688991916,2cyclictest13124-21ssh22:49:330
22688991915,1cyclictest17253-21ssh22:54:420
22688991910,6cyclictest0-21swapper/021:22:140
22688991910,6cyclictest0-21swapper/019:19:410
22688991910,3cyclictest0-21swapper/023:40:030
2268899190,13cyclictest0-21swapper/000:17:290
2268899190,11cyclictest24750-21perf20:39:280
22689991816,2cyclictest25400-21ntpq19:14:451
2268899186,10cyclictest0-21swapper/020:54:390
2268899183,8cyclictest0-21swapper/019:09:440
2268899183,7cyclictest0-21swapper/020:19:400
2268899183,10cyclictest0-21swapper/021:54:390
22688991810,6cyclictest0-21swapper/000:02:480
22688991810,4cyclictest0-21swapper/021:52:390
22688991810,4cyclictest0-21swapper/020:16:290
22688991810,2cyclictest0-21swapper/000:07:300
2268899177,8cyclictest0-21swapper/019:29:410
2268899172,8cyclictest0-21swapper/019:24:440
22688991710,4cyclictest0-21swapper/020:40:050
22688991710,3cyclictest0-21swapper/020:48:000
22688991710,1cyclictest0-21swapper/000:34:340
2268899170,12cyclictest0-21swapper/022:59:410
22688991611,3cyclictest5003-21apache221:02:110
22688991611,3cyclictest100150irq/106-eth1-rx20:01:060
22688991610,3cyclictest0-21swapper/019:54:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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