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2026-02-15 - 15:21
[ 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 Sun Feb 15, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1262245995333,528cyclictest0-21swapper/322:45:449
12622609953233,498cyclictest0-21swapper/719:12:4413
12622549951314,498cyclictest0-21swapper/500:17:4411
1262235994980,497cyclictest0-21swapper/019:23:440
1262235994980,497cyclictest0-21swapper/019:23:440
1262235994879,477cyclictest0-21swapper/021:30:440
12622919947117,60cyclictest0-21swapper/1419:55:086
126229199456455,1cyclictest0-21swapper/1419:10:446
126224199455455,0cyclictest0-21swapper/221:25:448
12622649945128,29cyclictest0-21swapper/819:38:2914
126228299450448,2cyclictest1520300-21kworker/12:1+i915-unordered00:33:444
12622499945025,30cyclictest0-21swapper/421:47:0510
126223799448446,2cyclictest0-21swapper/119:36:441
12622499944720,425cyclictest0-21swapper/421:22:3010
126227899443442,1cyclictest1395855-21kworker/11:0+i915-unordered22:45:443
12622499944215,30cyclictest0-21swapper/420:53:0710
12622689944122,28cyclictest0-21swapper/923:48:4415
12622609944120,30cyclictest0-21swapper/719:22:4413
12622609944120,30cyclictest0-21swapper/719:22:4413
126225699441439,2cyclictest1447818-21kworker/6:1+i915-unordered22:56:4412
12622919944012,30cyclictest0-21swapper/1421:12:066
12622499944015,29cyclictest0-21swapper/421:01:2610
12622499944014,424cyclictest0-21swapper/420:46:2810
1262256994390,439cyclictest0-21swapper/622:31:4412
12622499943914,29cyclictest0-21swapper/400:17:2810
12622499943913,29cyclictest0-21swapper/420:38:3010
12622919943813,30cyclictest0-21swapper/1422:14:056
12622919943813,30cyclictest0-21swapper/1422:14:056
126227099438434,3cyclictest1801-21snmpd19:34:572
12622499943825,28cyclictest0-21swapper/419:52:4410
12622499943813,423cyclictest0-21swapper/423:30:2610
12622499943812,29cyclictest0-21swapper/423:09:2810
12622499943811,29cyclictest0-21swapper/400:36:2810
126224599438438,0cyclictest0-21swapper/300:15:449
12622609943717,30cyclictest0-21swapper/719:35:4413
1262249994379,30cyclictest0-21swapper/423:49:2710
12622499943714,28cyclictest0-21swapper/422:09:2910
12622499943713,29cyclictest0-21swapper/400:09:2810
12622499943713,28cyclictest0-21swapper/423:39:2710
12622499943711,29cyclictest0-21swapper/420:10:2810
12622499943612,29cyclictest0-21swapper/422:19:2810
12622499943612,29cyclictest0-21swapper/422:19:2810
126224599436434,2cyclictest1801-21snmpd00:31:419
1262241994360,435cyclictest0-21swapper/219:12:448
126229399434433,1cyclictest0-21swapper/1519:17:567
12622919943413,420cyclictest0-21swapper/1422:26:446
126225699434433,1cyclictest1407924-21kworker/6:2+i915-unordered22:22:4412
126225699434433,1cyclictest1407924-21kworker/6:2+i915-unordered22:22:4412
1262291994338,30cyclictest0-21swapper/1420:58:076
126229399432432,0cyclictest0-21swapper/1519:32:447
126229399432432,0cyclictest0-21swapper/1519:32:447
126225699432431,1cyclictest0-21swapper/621:28:4412
1262245994327,424cyclictest0-21swapper/300:11:449
1262291994302,30cyclictest0-21swapper/1400:31:296
126228299430429,1cyclictest0-21swapper/1222:06:444
1262278994297,30cyclictest0-21swapper/1100:06:443
126225699429427,2cyclictest1343345-21kworker/6:0+i915-unordered21:11:4412
126224199429429,0cyclictest0-21swapper/219:42:448
1262291994283,30cyclictest0-21swapper/1420:11:286
1262291994283,29cyclictest0-21swapper/1422:38:296
126225699428427,1cyclictest1403806-21kworker/6:1+i915-unordered22:08:4412
126225499428427,1cyclictest0-21swapper/522:48:0611
1262291994276,30cyclictest0-21swapper/1420:45:446
126225699426424,2cyclictest1343345-21kworker/6:0+i915-unordered21:08:4412
126225499426426,0cyclictest0-21swapper/520:33:2911
1262264994250,29cyclictest0-21swapper/822:03:3114
126226099425424,1cyclictest1801-21snmpd22:32:1713
12622459942525,399cyclictest0-21swapper/323:54:069
126226899424421,2cyclictest1278860-21kworker/9:2+i915-unordered19:36:4415
1262264994243,30cyclictest0-21swapper/822:05:2714
126225699424421,2cyclictest1440700-21kworker/6:0+events23:00:2912
1262249994240,30cyclictest0-21swapper/419:49:0610
1262249994240,30cyclictest0-21swapper/400:34:0610
1262249994240,30cyclictest0-21swapper/400:25:0510
1262249994240,29cyclictest0-21swapper/421:12:2810
12622459942426,397cyclictest0-21swapper/320:55:279
12622939942325,397cyclictest0-21swapper/1521:06:087
12622939942325,397cyclictest0-21swapper/1520:37:067
1262291994234,29cyclictest0-21swapper/1421:01:446
126226899423420,2cyclictest1274892-21kworker/u64:5+events_unbound19:28:4415
126226899423420,2cyclictest1274892-21kworker/u64:5+events_unbound19:28:4415
12622459942324,398cyclictest0-21swapper/300:04:069
12622379942324,399cyclictest0-21swapper/100:08:271
12622379942324,398cyclictest0-21swapper/123:19:311
12622379942323,399cyclictest0-21swapper/119:33:271
12622379942323,399cyclictest0-21swapper/119:33:271
12622939942222,399cyclictest0-21swapper/1520:46:077
1262282994220,30cyclictest0-21swapper/1220:51:444
1262264994220,30cyclictest0-21swapper/820:17:2914
1262264994220,29cyclictest0-21swapper/823:17:3014
1262264994220,29cyclictest0-21swapper/823:12:2714
1262264994220,28cyclictest0-21swapper/819:28:2914
1262264994220,28cyclictest0-21swapper/819:28:2914
12622609942223,398cyclictest0-21swapper/722:20:0713
12622609942223,398cyclictest0-21swapper/722:20:0713
1262249994220,30cyclictest0-21swapper/422:03:0810
12622459942223,398cyclictest0-21swapper/323:56:069
12622459942223,398cyclictest0-21swapper/323:07:069
12622459942223,398cyclictest0-21swapper/322:28:069
12622459942223,398cyclictest0-21swapper/321:51:069
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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