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2026-01-28 - 12:32
[ 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 rackcslot8.osadl.org (updated Wed Jan 28, 2026 00:48:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273912720,264ptp4l0-21swapper/119:05:491
330891224216,6phc2sys0-21swapper/219:06:3512
5534991820,179cyclictest151rcu_preempt22:24:308
54419917864,4cyclictest151rcu_preempt21:55:531
55099916819,110cyclictest0-21swapper/1123:44:483
5543991614,91cyclictest151rcu_preempt19:50:1710
5543991614,91cyclictest151rcu_preempt19:50:1710
54989916132,85cyclictest0-21swapper/923:10:0031
55389915575,12cyclictest151rcu_preempt22:25:319
55999915211,98cyclictest12995-21open_inodes00:35:1922
55559914761,85cyclictest0-21swapper/2122:01:1114
55349914018,46cyclictest0-21swapper/1623:02:398
5599991390,88cyclictest0-21swapper/2922:18:3022
5599991390,86cyclictest0-21swapper/2921:57:2322
55349913925,105cyclictest8010-21kworker/16:020:10:258
55349913925,105cyclictest8010-21kworker/16:020:10:248
55349913913,95cyclictest0-21swapper/1620:30:148
55349913913,95cyclictest0-21swapper/1620:30:138
55679913863,53cyclictest161-21ksoftirqd/2400:21:4317
55349913822,115cyclictest0-21swapper/1622:44:028
5567991370,93cyclictest0-21swapper/2423:55:2917
55759913629,64cyclictest0-21swapper/2621:40:3019
55349913650,55cyclictest0-21swapper/1622:03:078
55349913648,62cyclictest0-21swapper/1600:33:508
55349913546,64cyclictest0-21swapper/1623:12:068
55759913433,64cyclictest0-21swapper/2622:19:3119
5538991340,87cyclictest0-21swapper/1723:59:519
55349913457,47cyclictest0-21swapper/1623:38:488
55349913446,59cyclictest0-21swapper/1600:25:188
55349913445,60cyclictest0-21swapper/1622:14:008
55349913445,59cyclictest0-21swapper/1621:39:048
55349913442,61cyclictest0-21swapper/1621:33:168
55349913357,64cyclictest0-21swapper/1620:25:208
55349913357,64cyclictest0-21swapper/1620:25:208
55349913328,73cyclictest0-21swapper/1600:12:428
55099913325,95cyclictest0-21swapper/1120:45:123
55759913229,64cyclictest0-21swapper/2620:05:2319
55759913229,64cyclictest0-21swapper/2620:05:2319
55759913225,62cyclictest0-21swapper/2621:05:1419
5567991320,78cyclictest0-21swapper/2423:16:1117
55519913226,51cyclictest0-21swapper/2000:15:1413
5543991320,83cyclictest0-21swapper/1823:26:1210
55349913295,37cyclictest0-21swapper/1622:50:118
55349913251,56cyclictest0-21swapper/1619:50:118
55349913251,56cyclictest0-21swapper/1619:50:108
55349913247,55cyclictest0-21swapper/1622:15:598
55349913238,66cyclictest0-21swapper/1622:27:158
55349913227,69cyclictest0-21swapper/1621:51:568
55349913226,64cyclictest0-21swapper/1622:55:318
55349913225,73cyclictest0-21swapper/1623:50:338
54989913248,38cyclictest0-21swapper/921:13:3031
55349913155,58cyclictest0-21swapper/1623:30:508
55349913148,64cyclictest0-21swapper/1600:38:398
55349913145,58cyclictest0-21swapper/1623:25:108
55349913143,58cyclictest0-21swapper/1622:30:248
55349913143,57cyclictest0-21swapper/1620:00:168
55349913143,57cyclictest0-21swapper/1620:00:158
55349913138,59cyclictest0-21swapper/1600:03:238
55349913128,67cyclictest0-21swapper/1621:44:258
55349913128,102cyclictest0-21swapper/1621:17:538
55349913126,65cyclictest0-21swapper/1600:07:078
5543991300,81cyclictest0-21swapper/1800:19:3810
55349913048,60cyclictest0-21swapper/1621:05:568
55349913030,69cyclictest0-21swapper/1622:46:288
55349913029,71cyclictest0-21swapper/1623:20:528
55349913024,105cyclictest0-21swapper/1620:55:158
54989913048,79cyclictest0-21swapper/900:25:2231
55999912910,74cyclictest0-21swapper/2923:07:0822
55759912928,60cyclictest0-21swapper/2623:44:3019
55759912928,59cyclictest0-21swapper/2621:52:4819
55559912953,59cyclictest30598-21taskset19:25:3014
55559912953,59cyclictest30598-21taskset19:25:2914
55349912955,57cyclictest0-21swapper/1622:09:008
55349912934,64cyclictest0-21swapper/1600:23:418
55349912930,69cyclictest0-21swapper/1623:07:478
55349912926,64cyclictest0-21swapper/1600:15:558
55349912924,61cyclictest0-21swapper/1621:12:548
54989912948,68cyclictest0-21swapper/922:53:4231
5498991290,86cyclictest0-21swapper/922:37:5631
55349912868,49cyclictest112-21ksoftirqd/1621:47:128
55349912828,69cyclictest0-21swapper/1623:16:598
55349912827,65cyclictest0-21swapper/1623:42:398
55999912710,67cyclictest0-21swapper/2923:19:5822
55559912745,54cyclictest0-21swapper/2123:26:1514
55349912728,68cyclictest0-21swapper/1619:27:368
55349912728,68cyclictest0-21swapper/1619:27:358
55349912727,65cyclictest0-21swapper/1621:21:268
55349912725,67cyclictest0-21swapper/1622:35:118
55759912628,57cyclictest0-21swapper/2622:55:0419
55679912615,37cyclictest0-21swapper/2423:40:0017
55389912662,13cyclictest151rcu_preempt21:59:049
55349912627,67cyclictest0-21swapper/1619:21:128
55349912625,62cyclictest0-21swapper/1619:40:068
55349912625,62cyclictest0-21swapper/1619:40:068
55349912624,62cyclictest0-21swapper/1621:58:528
55759912528,58cyclictest0-21swapper/2621:35:4219
55559912539,69cyclictest0-21swapper/2123:01:0214
55389912513,64cyclictest0-21swapper/1723:05:209
55349912532,75cyclictest0-21swapper/1623:56:408
55349912527,70cyclictest0-21swapper/1623:48:568
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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