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2026-02-14 - 18:34
[ 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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot5.osadl.org (updated Sat Feb 14, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12756839953739,497cyclictest0-21swapper/1221:11:464
1275645995055,498cyclictest0-21swapper/323:41:469
127569099485485,0cyclictest0-21swapper/1419:11:466
127568399478478,0cyclictest0-21swapper/1221:56:464
127567899476475,1cyclictest1481307-21kworker/11:0+i915-unordered23:41:463
12756339947334,0cyclictest0-21swapper/020:11:460
127567899469468,1cyclictest0-21swapper/1121:22:463
12756569946617,29cyclictest0-21swapper/623:48:2912
12756379946624,30cyclictest0-21swapper/121:53:461
127569099463462,1cyclictest1288287-21kworker/14:0+i915-unordered19:22:466
12756339946120,440cyclictest0-21swapper/023:22:460
127568799459458,1cyclictest1323271-21kworker/13:2+i915-unordered20:07:465
127569099457456,1cyclictest1324462-21kworker/14:0+i915-unordered20:22:466
127564599455454,1cyclictest0-21swapper/323:22:469
127566099454453,1cyclictest0-21swapper/723:08:4613
1275674994470,446cyclictest0-21swapper/1000:37:292
12756569944721,30cyclictest0-21swapper/620:14:0912
127563799447446,1cyclictest1360724-21kworker/1:0+i915-unordered20:58:461
12756569944621,423cyclictest0-21swapper/621:43:3012
12756569944620,424cyclictest0-21swapper/620:38:0912
12756909944524,29cyclictest0-21swapper/1422:26:466
12756569944419,28cyclictest0-21swapper/620:48:0812
12756569944321,28cyclictest0-21swapper/600:29:0912
12756569944321,28cyclictest0-21swapper/600:29:0912
12756679944222,419cyclictest0-21swapper/922:20:0815
12756749944123,417cyclictest0-21swapper/1022:56:302
127567899440440,0cyclictest0-21swapper/1123:16:463
127565399439437,2cyclictest0-21swapper/520:07:4611
12756749943817,420cyclictest0-21swapper/1023:30:092
12756609943821,30cyclictest0-21swapper/722:27:4613
127564599437436,1cyclictest1801-21snmpd20:07:439
1275687994360,11cyclictest0-21swapper/1300:27:465
1275687994360,11cyclictest0-21swapper/1300:27:465
12756569943619,28cyclictest0-21swapper/619:13:4612
1275667994358,30cyclictest0-21swapper/921:35:0815
1275667994358,30cyclictest0-21swapper/921:35:0815
12756949943417,416cyclictest0-21swapper/1521:00:097
12756459943414,419cyclictest0-21swapper/321:48:099
12756379943416,29cyclictest0-21swapper/119:21:461
127567899433432,1cyclictest0-21swapper/1121:36:573
127567899433432,1cyclictest0-21swapper/1121:36:573
1275656994329,30cyclictest0-21swapper/620:41:4612
12756509943217,414cyclictest0-21swapper/400:20:4510
12756509943217,414cyclictest0-21swapper/400:20:4510
127565099431427,3cyclictest1801-21snmpd19:15:4410
12756509943116,414cyclictest0-21swapper/423:23:4510
127567499430430,0cyclictest0-21swapper/1023:01:472
127567499430429,1cyclictest0-21swapper/1000:01:472
127563799430427,2cyclictest1449154-21kworker/u64:6+events_unbound22:44:301
127567499429429,0cyclictest0-21swapper/1021:49:462
12756679942910,418cyclictest0-21swapper/900:34:2715
127565399429428,1cyclictest1801-21snmpd20:43:2011
12756569942814,413cyclictest0-21swapper/622:35:4612
1275656994281,30cyclictest0-21swapper/621:49:3212
127564599428428,0cyclictest0-21swapper/319:56:469
1275687994270,426cyclictest0-21swapper/1319:41:465
1275656994272,30cyclictest0-21swapper/621:05:0912
1275694994260,423cyclictest0-21swapper/1523:21:467
1275674994250,0cyclictest0-21swapper/1019:23:462
1275656994252,30cyclictest0-21swapper/600:38:1012
1275656994240,30cyclictest0-21swapper/622:43:0712
1275690994230,30cyclictest0-21swapper/1420:15:466
127565399423420,2cyclictest1464290-21kworker/u64:12+events_unbound23:16:4611
12756459942324,398cyclictest0-21swapper/320:01:109
12756459942323,399cyclictest0-21swapper/320:32:079
12756459942322,400cyclictest0-21swapper/319:47:089
127565399422422,0cyclictest0-21swapper/522:10:4611
127565399422421,1cyclictest1288314-21kworker/5:0+i915-unordered19:41:4611
12756459942224,398cyclictest0-21swapper/320:28:079
12756459942223,398cyclictest0-21swapper/321:26:089
12756459942223,398cyclictest0-21swapper/321:26:089
12756459942223,398cyclictest0-21swapper/320:56:099
12756459942222,399cyclictest0-21swapper/322:51:299
1275690994210,30cyclictest0-21swapper/1419:40:466
12756459942124,396cyclictest0-21swapper/319:25:319
12756459942123,397cyclictest0-21swapper/321:32:079
12756459942123,397cyclictest0-21swapper/321:32:079
12756459942121,399cyclictest0-21swapper/321:02:089
12756459942121,399cyclictest0-21swapper/320:23:309
1275667994200,418cyclictest0-21swapper/922:45:0915
12756569942021,396cyclictest0-21swapper/619:31:0812
12756459942022,397cyclictest0-21swapper/319:51:099
12756459942021,398cyclictest0-21swapper/323:58:099
12756459942021,398cyclictest0-21swapper/321:42:079
12756459942021,398cyclictest0-21swapper/321:16:089
12756459942019,400cyclictest0-21swapper/323:51:109
127564199420417,2cyclictest1324513-21kworker/2:2+pm20:07:438
127568799419419,0cyclictest0-21swapper/1320:43:205
12756679941921,397cyclictest0-21swapper/920:55:0815
12756679941921,397cyclictest0-21swapper/919:10:0915
1275656994195,414cyclictest0-21swapper/623:12:4612
12756569941922,395cyclictest0-21swapper/600:12:2712
12756569941921,397cyclictest0-21swapper/620:18:0812
12756569941921,395cyclictest0-21swapper/619:21:0812
12756459941921,397cyclictest0-21swapper/321:22:089
12756909941825,392cyclictest0-21swapper/1423:06:466
12756679941820,397cyclictest0-21swapper/921:01:0915
127565099418415,2cyclictest1425257-21kworker/4:2+events22:44:3010
12756459941820,398cyclictest0-21swapper/300:03:099
127563399418418,0cyclictest0-21swapper/019:56:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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