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2026-02-10 - 16:00
[ 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 Tue Feb 10, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1774422110,4sleep117748-21wc07:04:581
1835726957,8sleep00-21swapper/007:08:520
88112650,1sleep00-21swapper/010:04:180
18611992810,1cyclictest0-21swapper/109:04:541
18611992810,16cyclictest0-21swapper/108:50:331
18610992826,1cyclictest802-21apache211:23:430
18611992710,8cyclictest0-21swapper/110:37:211
18610992710,7cyclictest0-21swapper/009:35:280
18610992710,13cyclictest0-21swapper/011:28:530
1861099270,6cyclictest167-21systemd-journal07:13:290
18611992610,10cyclictest0-21swapper/109:09:581
18611992513,3cyclictest28473-21apache209:59:051
18611992510,11cyclictest0-21swapper/111:15:281
1861199250,8cyclictest0-21swapper/108:14:491
1861199250,5cyclictest0-21swapper/110:11:421
18610992510,5cyclictest0-21swapper/009:09:410
18610992510,12cyclictest0-21swapper/009:18:540
18611992414,5cyclictest100150irq/106-eth1-rx09:33:021
18611992412,5cyclictest0-21swapper/112:21:381
18611992410,7cyclictest0-21swapper/109:26:081
18611992410,13cyclictest0-21swapper/110:31:491
1861199240,20cyclictest0-21swapper/110:48:141
18610992410,6cyclictest0-21swapper/011:04:540
18610992410,2cyclictest0-21swapper/011:02:020
18610992410,1cyclictest0-21swapper/009:41:040
18610992410,11cyclictest0-21swapper/009:29:070
18611992318,3cyclictest28473-21apache209:21:171
18611992317,3cyclictest4133-21ssh11:24:541
18611992315,5cyclictest3977-21apache207:23:251
1861199231,21cyclictest23004-21sed12:34:541
18611992310,2cyclictest0-21swapper/108:55:561
1861199230,22cyclictest0-21swapper/111:04:021
1861199230,0cyclictest2688-21ssh11:23:251
18610992318,4cyclictest81ktimersoftd/008:19:530
18610992318,4cyclictest593-21lldpd12:33:220
18610992318,3cyclictest28473-21apache212:37:430
18610992310,4cyclictest0-21swapper/011:43:290
18610992310,10cyclictest0-21swapper/011:45:160
1861099230,22cyclictest15650-21apache_accesses09:29:480
1861199222,5cyclictest25122-21ls10:24:591
18611992221,1cyclictest0-21swapper/107:44:241
18611992219,1cyclictest32593-21diskmemload09:45:571
18611992214,4cyclictest19080-21/usr/sbin/munin12:29:521
18611992210,7cyclictest0-21swapper/109:39:551
18611992210,3cyclictest15395-21/usr/sbin/munin08:24:501
1861199220,9cyclictest18851-21diskstats07:09:501
1861099225,10cyclictest0-21swapper/007:59:590
1861099224,14cyclictest0-21swapper/007:34:490
18610992210,6cyclictest0-21swapper/011:50:000
18610992210,6cyclictest0-21swapper/011:38:430
18611992121,0cyclictest0-21swapper/110:15:131
18611992116,2cyclictest28473-21apache209:50:491
18611992112,2cyclictest0-21swapper/107:19:171
18611992110,4cyclictest0-21swapper/109:59:511
18611992110,3cyclictest0-21swapper/108:34:581
18611992110,0cyclictest0-21swapper/112:10:541
1861199210,12cyclictest4385-21/usr/sbin/munin09:14:591
18610992118,2cyclictest28473-21apache210:05:280
18610992116,3cyclictest28473-21apache209:48:360
18610992111,4cyclictest29304-21fschecks_count11:59:480
18610992110,6cyclictest0-21swapper/010:46:410
18610992110,4cyclictest0-21swapper/012:14:530
18610992110,4cyclictest0-21swapper/012:13:250
18610992110,2cyclictest0-21swapper/007:52:030
2351322010,0sleep10-21swapper/111:51:151
1861199205,9cyclictest32593-21diskmemload11:49:061
1861199204,8cyclictest13472-21/usr/sbin/munin08:19:501
1861199204,11cyclictest0-21swapper/107:59:491
1861199202,6cyclictest0-21swapper/110:50:131
18611992010,6cyclictest0-21swapper/111:37:151
18611992010,6cyclictest0-21swapper/110:05:161
18611992010,2cyclictest0-21swapper/111:09:491
1861099205,7cyclictest23880-21/usr/sbin/munin10:24:500
18610992014,1cyclictest27368-21if_err_eth208:54:520
18610992011,4cyclictest15157-21ssh10:55:090
18610992010,5cyclictest0-21swapper/008:19:140
18610992010,4cyclictest0-21swapper/010:34:500
1861099200,5cyclictest0-21swapper/011:55:240
1861199197,6cyclictest100450irq/109-eth1-tx11:57:271
1861199194,9cyclictest0-21swapper/107:44:541
18611991914,4cyclictest3977-21apache207:30:561
18611991913,2cyclictest28473-21apache210:57:231
18611991910,4cyclictest0-21swapper/112:24:531
18611991910,3cyclictest30003-21ssh11:59:541
18611991910,3cyclictest0-21swapper/108:04:511
18611991910,2cyclictest0-21swapper/107:24:511
1861099195,7cyclictest0-21swapper/007:24:550
1861099194,6cyclictest0-21swapper/007:39:500
1861099194,11cyclictest0-21swapper/010:09:550
1861099193,7cyclictest0-21swapper/010:40:000
18610991914,3cyclictest28447-21apache209:21:190
1861099191,2cyclictest32593-21diskmemload11:10:550
18610991911,6cyclictest100150irq/106-eth1-rx07:56:180
18610991910,4cyclictest636-21nscd11:17:500
18610991910,4cyclictest0-21swapper/010:19:240
18610991910,3cyclictest0-21swapper/012:22:580
18610991910,3cyclictest0-21swapper/008:24:530
18610991910,3cyclictest0-21swapper/008:08:570
18610991910,2cyclictest0-21swapper/009:56:050
18610991910,1cyclictest0-21swapper/010:50:560
1861099190,10cyclictest0-21swapper/008:09:500
1861199187,9cyclictest636-21nscd11:42:181
18611991818,0cyclictest0-21swapper/108:39:571
18611991813,0cyclictest0-21swapper/107:57:191
18611991812,0cyclictest0-21swapper/111:07:041
18611991811,4cyclictest0-21swapper/112:07:561
18611991810,6cyclictest0-21swapper/111:32:221
1861099184,7cyclictest0-21swapper/011:29:500
1861099184,11cyclictest0-21swapper/008:29:590
1861099183,8cyclictest0-21swapper/010:19:550
18610991810,8cyclictest0-21swapper/008:34:570
18610991810,5cyclictest26353-21apache_accesses07:29:490
18610991810,5cyclictest0-21swapper/010:29:550
18610991810,3cyclictest0-21swapper/009:49:410
18610991810,0cyclictest0-21swapper/012:25:030
1861199174,7cyclictest20945-21/usr/sbin/munin10:19:531
18611991711,1cyclictest2756-21/usr/sbin/munin10:39:581
18611991710,3cyclictest0-21swapper/108:09:501
18611991710,1cyclictest0-21swapper/108:44:501
1861099174,5cyclictest30668-21cron09:04:370
18610991716,1cyclictest0-21swapper/007:44:530
18610991714,1cyclictest25010-21apache_processe08:49:480
18610991710,3cyclictest0-21swapper/012:09:040
18610991710,1cyclictest0-21swapper/008:47:490
1861199163,6cyclictest0-21swapper/107:49:571
1861099163,8cyclictest30841-21/usr/sbin/munin09:04:490
18610991611,4cyclictest0-21swapper/007:16:260
18610991610,1cyclictest0-21swapper/007:19:570
1861199154,5cyclictest18087-21/usr/sbin/munin08:29:581
18611991513,1cyclictest0-21swapper/109:34:491
18611991510,5cyclictest0-21swapper/109:01:551
18611991510,0cyclictest0-21swapper/112:15:321
1861199150,7cyclictest29279-21ntp_kernel_err07:34:531
18610991410,2cyclictest0-21swapper/008:39:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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