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2026-02-04 - 20:41
[ 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 rackcslot2.osadl.org (updated Wed Feb 04, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33392740,0sleep00-21swapper/010:49:540
1065827258,9sleep00-21swapper/007:07:380
1042726757,5sleep10-21swapper/107:05:141
117092660,1sleep10-21swapper/111:46:001
27612590,1sleep00-21swapper/011:32:460
1103299379,4cyclictest91rcu_preempt11:38:001
11032993635,0cyclictest24-21ksoftirqd/112:30:131
11032993616,11cyclictest91rcu_preempt09:22:491
11032993615,5cyclictest91rcu_preempt07:19:541
11032993534,1cyclictest24-21ksoftirqd/112:24:351
11032993430,3cyclictest31448-21/usr/sbin/munin09:59:561
1103299339,2cyclictest91rcu_preempt09:25:011
11032993333,0cyclictest0-21swapper/107:44:071
11032993128,2cyclictest9000-21ntp_states09:29:571
11032993128,2cyclictest843-21ntpdc11:29:561
11032993128,2cyclictest6276-21perl08:19:551
11032993128,2cyclictest25213-21apache_volume11:19:511
11032993127,3cyclictest15761-21cpuspeed_turbos09:39:521
11032993126,4cyclictest24-21ksoftirqd/112:09:531
11032993027,2cyclictest943-21grep12:15:021
11032993027,2cyclictest636-21nscd09:56:261
11032993027,2cyclictest30041-21ntpq09:14:581
11032993027,2cyclictest28280-21uniq10:39:551
11032993027,2cyclictest25082-21diskmemload11:55:441
11032993027,2cyclictest17482-21apache_accesses08:49:521
11032993027,2cyclictest14069-21hddtemp_smartct11:49:551
11032993027,2cyclictest11310-21grep07:09:531
11032993027,2cyclictest0-21swapper/109:53:411
11032993026,3cyclictest233312sleep112:02:101
11032993021,8cyclictest12552-21kernelversion09:34:541
11032993013,2cyclictest91rcu_preempt07:54:461
1103299296,7cyclictest91rcu_preempt09:12:051
11032992926,2cyclictest650-21nscd10:52:231
11032992926,2cyclictest21749-21/usr/sbin/munin08:59:551
11032992926,2cyclictest21396-21apache_processe11:14:501
11032992926,2cyclictest20443-21ssh10:29:431
11032992926,2cyclictest0-21swapper/110:23:291
11032992925,3cyclictest25082-21diskmemload12:35:551
11032992925,3cyclictest20030-21memory08:54:551
11032992925,0cyclictest24-21ksoftirqd/110:39:021
11032992923,5cyclictest25082-21diskmemload10:07:581
11032992921,7cyclictest12057-21ssh11:00:391
11032992826,1cyclictest25082-21diskmemload11:09:161
11032992826,1cyclictest16341-21ntp_states08:44:581
11032992825,2cyclictest31687-21ssh11:28:261
11032992825,2cyclictest25504-21ntpq12:04:561
11032992825,2cyclictest1101-21ssh10:45:551
11032992825,2cyclictest10104-21perl08:29:531
11032992825,2cyclictest0-21swapper/110:24:591
11032992825,2cyclictest0-21swapper/108:42:581
11032992825,2cyclictest0-21swapper/108:07:441
11032992824,3cyclictest11996-21/usr/sbin/munin08:34:541
11032992810,5cyclictest24-21ksoftirqd/111:12:281
11031992814,3cyclictest20931-21apache209:12:530
11032992725,2cyclictest0-21swapper/111:40:481
11032992725,2cyclictest0-21swapper/108:25:011
11032992724,2cyclictest27294-21if_eth207:49:561
11032992724,2cyclictest0-21swapper/110:58:271
11032992724,2cyclictest0-21swapper/107:30:011
11032992723,3cyclictest9860-21if_eth110:14:551
11031992710,7cyclictest0-21swapper/011:14:530
11032992625,1cyclictest0-21swapper/107:49:151
11032992624,2cyclictest0-21swapper/109:44:521
11032992624,2cyclictest0-21swapper/108:10:281
11032992622,3cyclictest21010-21apache_accesses07:34:491
11032992524,1cyclictest0-21swapper/108:01:341
11032992522,2cyclictest0-21swapper/110:10:531
11032992517,5cyclictest24-21ksoftirqd/112:25:401
11032992511,7cyclictest0-21swapper/107:14:521
1103199253,15cyclictest100250irq/107-eth1-rx11:04:550
11031992522,3cyclictest20958-21apache210:25:260
11031992522,2cyclictest0-21swapper/011:04:060
11031992510,13cyclictest0-21swapper/010:30:230
1103299240,18cyclictest0-21swapper/107:24:591
11031992410,8cyclictest636-21nscd11:22:180
1103199240,0cyclictest0-21swapper/009:48:230
11032992321,2cyclictest24-21ksoftirqd/109:04:551
1103199238,8cyclictest26194-21ssh12:05:170
11031992320,3cyclictest20958-21apache210:06:190
11031992316,6cyclictest20931-21apache211:47:290
676922210,0sleep00-21swapper/010:54:490
11031992210,6cyclictest0-21swapper/009:15:050
11031992210,5cyclictest0-21swapper/011:25:150
1103199220,3cyclictest32173-21cat10:44:550
1103199214,10cyclictest0-21swapper/007:54:520
1103199213,8cyclictest100150irq/106-eth1-rx09:30:160
1103199213,11cyclictest0-21swapper/007:29:520
11031992121,0cyclictest0-21swapper/007:52:550
11031992120,1cyclictest20958-21apache210:04:240
11031992115,3cyclictest17337-21awk08:49:400
11031992110,9cyclictest0-21swapper/009:39:560
11031992110,5cyclictest0-21swapper/010:14:470
11031992110,4cyclictest0-21swapper/009:34:510
11031992110,3cyclictest0-21swapper/011:59:580
11031992110,3cyclictest0-21swapper/009:54:520
11031992110,2cyclictest0-21swapper/010:39:440
1103299201,14cyclictest0-21swapper/108:14:521
11031992018,1cyclictest81ktimersoftd/009:19:530
11031992015,1cyclictest20931-21apache210:22:480
11031992010,9cyclictest0-21swapper/011:53:170
11031992010,6cyclictest11840-21cstates08:34:520
11031992010,5cyclictest0-21swapper/012:26:130
11031992010,5cyclictest0-21swapper/012:10:420
11031992010,5cyclictest0-21swapper/011:40:050
11031992010,4cyclictest0-21swapper/011:34:500
11031992010,4cyclictest0-21swapper/011:09:510
11031992010,3cyclictest0-21swapper/009:24:580
1103199193,8cyclictest0-21swapper/007:59:520
11031991912,2cyclictest11029-21cyclictest10:35:380
11031991910,6cyclictest0-21swapper/012:29:500
11031991910,5cyclictest0-21swapper/008:29:530
11031991910,2cyclictest0-21swapper/007:34:510
1103199184,9cyclictest0-21swapper/007:39:510
1103199184,10cyclictest0-21swapper/008:39:520
1103199183,4cyclictest3101-21sensors_temp08:09:590
1103199183,11cyclictest0-21swapper/008:25:000
11031991810,4cyclictest0-21swapper/012:19:510
11031991810,4cyclictest0-21swapper/008:14:530
11031991810,2cyclictest0-21swapper/011:54:500
11031991810,2cyclictest0-21swapper/010:11:590
11031991810,2cyclictest0-21swapper/007:19:540
1103199175,8cyclictest0-21swapper/008:19:580
11031991710,5cyclictest0-21swapper/009:49:510
11031991710,3cyclictest0-21swapper/012:35:560
11031991710,2cyclictest0-21swapper/007:15:000
1103199164,5cyclictest0-21swapper/007:09:510
1103199162,6cyclictest0-21swapper/009:04:580
11031991614,2cyclictest81ktimersoftd/007:45:140
11031991610,3cyclictest20958-21apache208:59:530
11031991610,2cyclictest8930-1kworker/0:2H07:24:580
1103199160,6cyclictest32556-21/usr/sbin/munin08:04:570
1103199160,5cyclictest0-21swapper/012:16:360
1103199142,5cyclictest0-21swapper/008:54:510
11031991410,3cyclictest20931-21apache208:53:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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