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2026-01-23 - 13:54
[ 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 rackcslot2.osadl.org (updated Fri Jan 23, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
604527052,8sleep00-21swapper/019:05:380
640626855,8sleep10-21swapper/119:09:251
241872680,0sleep10-21swapper/121:56:031
6622993611,24cyclictest25423-21kworker/1:000:04:501
6622993310,22cyclictest0-21swapper/122:48:581
6622993232,0cyclictest0-21swapper/123:08:131
6621993231,1cyclictest0-21swapper/020:11:320
6621992810,9cyclictest0-21swapper/021:23:500
662199280,27cyclictest0-21swapper/022:59:350
662199280,23cyclictest0-21swapper/021:49:000
6621992725,1cyclictest19677-21ssh22:34:370
6622992523,1cyclictest0-21swapper/100:14:221
6622992522,2cyclictest0-21swapper/122:19:301
6622992522,2cyclictest0-21swapper/122:19:301
6621992519,2cyclictest23918-21kworker/u4:200:33:450
6621992510,7cyclictest0-21swapper/023:51:380
6622992424,0cyclictest0-21swapper/119:27:261
6622992421,2cyclictest16772-21apache223:22:471
6622992416,6cyclictest1199-21runrttasks22:22:321
6622992411,4cyclictest0-21swapper/119:15:041
6622992410,4cyclictest0-21swapper/123:33:471
662299240,1cyclictest20352-21diskmemload22:14:451
6621992410,8cyclictest0-21swapper/023:56:580
662199240,2cyclictest24188-21kworker/u4:121:16:310
6622992321,1cyclictest20779-21ntp_states22:35:021
6622992321,1cyclictest0-21swapper/123:09:571
6621992319,3cyclictest802-21apache220:57:170
6621992319,3cyclictest16749-21apache222:41:480
6621992319,3cyclictest16749-21apache221:10:490
6621992318,3cyclictest0-21swapper/023:37:060
6621992310,9cyclictest0-21swapper/000:19:320
662299224,7cyclictest0-21swapper/123:45:021
6622992222,0cyclictest0-21swapper/122:03:151
6622992220,1cyclictest0-21swapper/122:52:361
6622992216,2cyclictest231ktimersoftd/123:34:561
6622992210,5cyclictest0-21swapper/122:09:441
6621992220,1cyclictest9246-21ssh21:35:550
6621992219,2cyclictest802-21apache220:37:470
6621992219,2cyclictest802-21apache219:12:580
6621992211,8cyclictest16749-21apache223:14:500
6621992210,6cyclictest0-21swapper/021:00:500
6621992210,4cyclictest0-21swapper/022:02:090
6621992210,4cyclictest0-21swapper/000:05:000
662299215,5cyclictest15920-21perf22:29:451
6622992110,5cyclictest0-21swapper/122:44:321
6622992110,4cyclictest0-21swapper/123:39:521
6622992110,2cyclictest0-21swapper/121:04:561
6622992110,0cyclictest0-21swapper/121:14:481
662199213,15cyclictest0-21swapper/023:04:530
662199213,12cyclictest0-21swapper/022:05:060
6621992120,1cyclictest16749-21apache221:28:090
6621992120,0cyclictest7-21ksoftirqd/022:20:040
6621992115,3cyclictest16749-21apache223:24:170
6621992110,4cyclictest0-21swapper/000:14:270
6621992110,2cyclictest0-21swapper/022:27:020
2292922110,0sleep00-21swapper/022:38:460
662299203,9cyclictest0-21swapper/123:49:591
662299202,8cyclictest0-21swapper/121:39:561
662299202,12cyclictest0-21swapper/123:14:561
6622992020,0cyclictest0-21swapper/123:01:431
662299201,1cyclictest0-21swapper/100:14:551
6622992010,7cyclictest0-21swapper/120:36:571
6622992010,6cyclictest0-21swapper/100:21:231
6622992010,5cyclictest0-21swapper/120:45:041
6622992010,4cyclictest0-21swapper/121:44:521
662299200,13cyclictest0-21swapper/100:35:061
662199207,10cyclictest0-21swapper/021:54:580
6621992019,0cyclictest7-21ksoftirqd/019:20:030
6621992015,4cyclictest10845-21munin-node23:44:550
662199201,3cyclictest4878-21ls21:30:060
662199201,2cyclictest91rcu_preempt23:10:050
6621992011,2cyclictest0-21swapper/023:25:310
6621992010,8cyclictest0-21swapper/020:04:570
6621992010,6cyclictest0-21swapper/022:12:470
6621992010,6cyclictest0-21swapper/019:59:560
6621992010,5cyclictest0-21swapper/023:39:560
6621992010,4cyclictest0-21swapper/023:03:510
6621992010,4cyclictest0-21swapper/000:20:020
6621992010,0cyclictest0-21swapper/000:36:400
68582190,0sleep00-21swapper/022:16:040
68582190,0sleep00-21swapper/022:16:040
662299195,5cyclictest0-21swapper/120:30:031
662299194,6cyclictest0-21swapper/123:59:591
662299194,10cyclictest0-21swapper/120:39:581
662299192,4cyclictest0-21swapper/119:55:021
6622991919,0cyclictest6619-21cyclictest21:23:051
6622991917,1cyclictest19503-21load21:50:011
6622991912,4cyclictest16749-21apache220:03:111
6622991911,5cyclictest16749-21apache220:54:031
6622991910,7cyclictest3029-21kworker/1:019:31:341
6622991910,7cyclictest0-21swapper/122:30:011
6622991910,5cyclictest0-21swapper/119:39:551
6622991910,3cyclictest0-21swapper/122:54:551
662199196,10cyclictest0-21swapper/020:20:000
662199194,10cyclictest0-21swapper/021:04:570
6621991910,4cyclictest0-21swapper/020:34:200
6621991910,3cyclictest0-21swapper/021:52:300
6621991910,3cyclictest0-21swapper/000:02:320
662199190,6cyclictest0-21swapper/000:25:220
854621810,2sleep00-21swapper/019:14:470
662299186,5cyclictest0-21swapper/119:34:561
662299183,9cyclictest0-21swapper/120:59:581
662299183,8cyclictest0-21swapper/120:10:021
6622991817,1cyclictest0-21swapper/119:51:461
662299181,5cyclictest25338-21ls23:25:021
6622991815,2cyclictest16749-21apache221:27:361
6622991812,1cyclictest20352-21diskmemload23:56:311
6622991810,4cyclictest0-21swapper/121:39:061
6622991810,4cyclictest0-21swapper/121:10:011
6622991810,3cyclictest0-21swapper/100:27:241
6622991810,2cyclictest100250irq/107-eth1-rx00:32:201
662199183,6cyclictest0-21swapper/019:34:570
6621991818,0cyclictest0-21swapper/019:50:460
6621991816,1cyclictest7-21ksoftirqd/023:30:010
6621991815,3cyclictest0-21swapper/022:45:030
6621991815,2cyclictest16772-21apache220:29:090
6621991811,2cyclictest91rcu_preempt19:54:580
662199181,10cyclictest32027-21/usr/sbin/munin22:50:030
6621991810,4cyclictest0-21swapper/021:42:040
6621991810,4cyclictest0-21swapper/020:39:580
1583021810,0sleep00-21swapper/019:32:110
69932170,0sleep10-21swapper/119:09:581
662299173,9cyclictest0-21swapper/119:44:591
662299173,5cyclictest16766-21apache220:14:571
6622991716,1cyclictest5941-21ssh21:32:031
6622991714,2cyclictest1244-21apache_accesses20:19:581
6622991712,4cyclictest22585-21kworker/1:120:25:561
6622991710,4cyclictest0-21swapper/120:54:561
6622991710,3cyclictest0-21swapper/120:05:031
662199174,4cyclictest0-21swapper/020:19:450
6621991716,0cyclictest7-21ksoftirqd/020:44:580
6621991710,3cyclictest0-21swapper/019:40:040
6621991710,1cyclictest0-21swapper/020:49:560
662299160,9cyclictest0-21swapper/119:19:561
6621991610,2cyclictest0-21swapper/019:24:570
6621991410,3cyclictest0-21swapper/019:49:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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