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2026-02-08 - 08:53
[ 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 Sun Feb 08, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2723226854,9sleep10-21swapper/119:07:571
2695626856,8sleep00-21swapper/019:05:050
2757699300,2cyclictest0-21swapper/021:26:270
27577992910,18cyclictest0-21swapper/122:23:531
2757699291,26cyclictest0-21swapper/022:52:320
2757699280,15cyclictest13862-21kworker/u4:222:06:200
27577992720,5cyclictest24153-21apache221:51:181
27577992710,14cyclictest0-21swapper/100:04:501
27576992710,15cyclictest0-21swapper/019:39:480
27577992610,9cyclictest0-21swapper/100:19:541
27577992525,0cyclictest0-21swapper/122:57:301
27576992510,10cyclictest0-21swapper/022:00:130
2757699250,17cyclictest167-21systemd-journal22:59:390
27577992414,8cyclictest27574-21cyclictest22:29:521
27577992410,1cyclictest0-21swapper/123:57:131
27577992410,10cyclictest0-21swapper/121:58:441
27576992420,3cyclictest20994-21ntp_states20:14:550
27577992320,2cyclictest24153-21apache219:34:511
27577992320,1cyclictest0-21swapper/123:28:481
27577992319,3cyclictest9389-21sleep22:35:411
27577992318,4cyclictest24180-21apache222:00:511
2757799231,2cyclictest0-21swapper/100:04:311
27577992310,4cyclictest0-21swapper/119:49:541
2757699238,14cyclictest0-21swapper/021:45:200
2757699237,9cyclictest0-21swapper/023:52:370
2757699233,19cyclictest18039-21python21:19:580
27576992315,6cyclictest24180-21apache222:22:120
27576992314,5cyclictest24180-21apache223:34:230
2725922310,1sleep10-21swapper/122:15:541
27577992221,1cyclictest0-21swapper/119:46:541
27577992217,2cyclictest231ktimersoftd/100:11:561
27577992213,6cyclictest100150irq/106-eth1-rx21:36:181
2757699224,17cyclictest10461-21kworker/0:123:09:570
2757699223,9cyclictest0-21swapper/000:29:510
2757699222,10cyclictest0-21swapper/000:34:580
27576992216,5cyclictest744-21snmpd00:16:120
27576992210,5cyclictest0-21swapper/021:34:470
27576992210,5cyclictest0-21swapper/020:10:010
2757699220,9cyclictest8897-21diskmemload23:01:050
2757799214,9cyclictest8897-21diskmemload22:04:511
27577992119,1cyclictest0-21swapper/123:41:271
27577992118,3cyclictest744-21snmpd00:35:541
27577992110,5cyclictest0-21swapper/119:24:521
27576992117,3cyclictest24153-21apache223:23:310
27576992115,4cyclictest0-21swapper/023:59:500
27576992110,5cyclictest0-21swapper/021:49:410
27576992110,4cyclictest0-21swapper/020:04:560
27576992110,3cyclictest0-21swapper/022:30:270
27576992110,10cyclictest0-21swapper/022:44:560
1112722110,0sleep00-21swapper/000:06:490
2757799207,6cyclictest15263-21/usr/sbin/munin19:59:571
2757799204,11cyclictest0-21swapper/123:49:571
2757799204,10cyclictest0-21swapper/120:59:521
27577992020,0cyclictest100250irq/107-eth1-rx22:49:221
27577992019,1cyclictest802-21apache220:48:481
27577992015,3cyclictest24153-21apache200:32:271
27577992010,5cyclictest0-21swapper/122:43:111
27577992010,5cyclictest0-21swapper/119:39:501
27577992010,3cyclictest0-21swapper/123:44:491
27577992010,3cyclictest0-21swapper/120:29:561
2757799200,0cyclictest0-21swapper/123:11:441
2757699208,9cyclictest0-21swapper/021:16:460
2757699205,6cyclictest24169-21apache223:14:500
2757699202,12cyclictest0-21swapper/000:19:580
27576992020,0cyclictest0-21swapper/019:46:040
27576992017,2cyclictest636-21nscd23:05:000
27576992016,3cyclictest24180-21apache223:24:540
27576992011,4cyclictest100250irq/107-eth1-rx23:59:230
27576992010,4cyclictest0-21swapper/020:49:510
27576992010,4cyclictest0-21swapper/019:54:520
2757699200,8cyclictest0-21swapper/019:09:550
232422200,1sleep10-21swapper/100:24:521
1640322010,1sleep10-21swapper/121:18:591
2757799198,6cyclictest20583-21time20:14:511
2757799197,9cyclictest0-21swapper/120:09:541
2757799197,8cyclictest0-21swapper/120:06:041
2757799196,7cyclictest0-21swapper/119:29:521
2757799193,8cyclictest0-21swapper/120:19:561
2757799193,10cyclictest0-21swapper/120:34:581
27577991918,1cyclictest24180-21apache223:37:061
27577991915,3cyclictest24180-21apache221:41:111
27577991910,6cyclictest0-21swapper/119:14:551
27577991910,4cyclictest0-21swapper/121:29:341
2757699198,6cyclictest0-21swapper/023:39:460
2757699195,3cyclictest0-21swapper/022:34:510
2757699194,10cyclictest0-21swapper/022:39:540
27576991919,0cyclictest0-21swapper/020:45:350
27576991914,4cyclictest2914-21/usr/sbin/munin19:29:540
27576991910,3cyclictest0-21swapper/023:44:460
27576991910,3cyclictest0-21swapper/021:34:380
27576991910,3cyclictest0-21swapper/000:27:530
1097121910,0sleep00-21swapper/019:49:530
761821810,1sleep10-21swapper/123:18:261
2757799187,9cyclictest0-21swapper/122:49:581
2757799184,8cyclictest0-21swapper/123:29:581
2757799184,6cyclictest16986-21/usr/sbin/munin21:19:501
27577991810,4cyclictest0-21swapper/122:59:441
27577991810,4cyclictest0-21swapper/121:29:501
27577991810,4cyclictest0-21swapper/120:59:391
27577991810,3cyclictest0-21swapper/123:20:001
27577991810,3cyclictest0-21swapper/122:09:581
27577991810,0cyclictest0-21swapper/123:05:471
2757799180,1cyclictest0-21swapper/122:27:281
2757699185,8cyclictest0-21swapper/020:34:510
2757699184,6cyclictest0-21swapper/019:36:560
2757699184,4cyclictest0-21swapper/023:34:390
27576991810,4cyclictest0-21swapper/019:28:540
27576991810,3cyclictest0-21swapper/022:27:030
27576991810,2cyclictest0-21swapper/021:56:300
27576991810,1cyclictest0-21swapper/021:14:230
27576991810,1cyclictest0-21swapper/021:03:010
2757699180,12cyclictest0-21swapper/021:39:500
3107221710,0sleep00-21swapper/019:17:380
2757799173,5cyclictest0-21swapper/120:49:591
27577991714,1cyclictest0-21swapper/100:18:371
27577991710,4cyclictest0-21swapper/121:45:131
27577991710,4cyclictest0-21swapper/120:39:561
2757699176,7cyclictest0-21swapper/020:19:580
2757699172,9cyclictest3518-21/usr/sbin/munin20:54:510
27576991717,0cyclictest25469-1kworker/u5:222:14:520
2757699171,13cyclictest0-21swapper/019:59:510
2757699171,10cyclictest636-21nscd20:24:520
27576991710,6cyclictest0-21swapper/019:22:090
27576991710,3cyclictest0-21swapper/000:09:430
27576991710,2cyclictest0-21swapper/021:04:430
1384021710,0sleep10-21swapper/119:55:091
27577991615,1cyclictest28877-21users19:09:591
27577991610,3cyclictest0-21swapper/119:19:511
2757799160,11cyclictest0-21swapper/121:04:591
2757699165,7cyclictest0-21swapper/022:09:540
27576991612,4cyclictest0-21swapper/020:41:370
27576991610,3cyclictest0-21swapper/020:29:540
2757799152,7cyclictest24975-21/usr/sbin/munin20:24:571
27577991510,2cyclictest0-21swapper/121:09:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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