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2026-01-17 - 08:56
[ 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 Sat Jan 17, 2026 00:48:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273911950,187ptp4l0-21swapper/119:09:501
13018991941,183cyclictest151rcu_preempt23:34:498
130189918721,165cyclictest0-21swapper/1600:31:258
12962991879,175cyclictest0-21swapper/822:00:2030
130189918621,123cyclictest0-21swapper/1620:35:138
130189918621,123cyclictest0-21swapper/1620:35:128
130189918121,159cyclictest0-21swapper/1619:30:158
130649918020,141cyclictest0-21swapper/2323:03:5816
130649917720,141cyclictest0-21swapper/2322:39:2916
130189917621,97cyclictest0-21swapper/1621:17:068
130189917621,97cyclictest0-21swapper/1621:17:068
12962991739,143cyclictest0-21swapper/822:14:1130
12962991629,122cyclictest0-21swapper/800:29:0730
129339916152,108cyclictest0-21swapper/420:45:1826
129339916152,108cyclictest0-21swapper/420:45:1726
130389915226,70cyclictest0-21swapper/1922:29:5011
13031991513,109cyclictest0-21swapper/1800:39:3910
130649914912,70cyclictest151rcu_preempt19:15:1616
13031991483,97cyclictest0-21swapper/1822:22:1810
129629914710,135cyclictest0-21swapper/820:35:2130
129629914710,135cyclictest0-21swapper/820:35:2030
12944991470,86cyclictest0-21swapper/622:00:1328
13031991463,108cyclictest0-21swapper/1822:49:0110
130189914627,115cyclictest0-21swapper/1600:06:208
1291899146145,1cyclictest0-21swapper/119:16:371
1291899146145,0cyclictest0-21swapper/122:29:191
12944991451,82cyclictest0-21swapper/620:05:1828
129339914517,36cyclictest0-21swapper/419:18:0126
12933991440,42cyclictest0-21swapper/400:25:2126
130749914227,78cyclictest0-21swapper/2620:50:5319
130749914227,78cyclictest0-21swapper/2620:50:5319
12944991420,84cyclictest0-21swapper/620:28:5028
12944991420,84cyclictest0-21swapper/620:28:4928
12944991420,83cyclictest0-21swapper/621:30:1628
13002991410,83cyclictest0-21swapper/1323:05:195
12944991410,84cyclictest0-21swapper/620:50:1228
12944991410,84cyclictest0-21swapper/620:50:1128
12944991410,81cyclictest0-21swapper/600:02:3628
129339914138,66cyclictest0-21swapper/422:37:3726
12933991410,85cyclictest0-21swapper/423:05:1026
12933991410,84cyclictest0-21swapper/422:05:1326
13064991400,86cyclictest0-21swapper/2320:20:2716
13064991400,86cyclictest0-21swapper/2320:20:2716
130189914050,54cyclictest0-21swapper/1621:11:038
130189914050,54cyclictest0-21swapper/1621:11:038
130189914021,63cyclictest0-21swapper/1623:35:188
12944991400,87cyclictest0-21swapper/600:19:4228
12944991400,83cyclictest0-21swapper/620:45:2428
12944991400,83cyclictest0-21swapper/620:45:2328
12944991400,83cyclictest0-21swapper/600:14:2228
12944991400,81cyclictest0-21swapper/623:10:1328
12933991400,84cyclictest0-21swapper/421:50:2226
13002991390,84cyclictest0-21swapper/1300:15:205
12962991399,95cyclictest0-21swapper/820:40:2530
12962991399,95cyclictest0-21swapper/820:40:2430
12944991390,81cyclictest0-21swapper/623:45:4028
12944991390,81cyclictest0-21swapper/622:57:5528
129339913932,66cyclictest0-21swapper/422:34:0226
12933991390,81cyclictest0-21swapper/400:07:2726
13038991380,84cyclictest0-21swapper/1922:37:1711
130189913849,58cyclictest0-21swapper/1621:32:578
129449913829,66cyclictest0-21swapper/621:17:2728
129449913829,66cyclictest0-21swapper/621:17:2728
129449913827,62cyclictest0-21swapper/621:59:0928
129339913849,57cyclictest0-21swapper/422:44:3526
129339913829,67cyclictest0-21swapper/400:20:0226
130749913718,88cyclictest0-21swapper/2623:27:0719
130649913716,97cyclictest0-21swapper/2320:00:0816
13031991373,96cyclictest0-21swapper/1823:10:5610
130189913718,92cyclictest0-21swapper/1623:17:458
12985991371,87cyclictest0-21swapper/1119:55:143
129449913750,55cyclictest0-21swapper/623:33:4528
129339913749,56cyclictest0-21swapper/422:52:1326
129339913733,68cyclictest0-21swapper/423:30:5326
130189913645,64cyclictest0-21swapper/1620:20:158
130189913645,64cyclictest0-21swapper/1620:20:148
130189913641,62cyclictest0-21swapper/1623:29:288
12985991361,97cyclictest0-21swapper/1121:30:213
12944991360,80cyclictest0-21swapper/623:07:0028
12944991360,79cyclictest0-21swapper/623:03:4928
129339913648,57cyclictest0-21swapper/419:35:1326
129339913629,64cyclictest0-21swapper/421:23:2026
129339913629,64cyclictest0-21swapper/421:23:1926
130189913531,75cyclictest0-21swapper/1621:39:328
130189913527,68cyclictest0-21swapper/1623:02:258
130189913527,66cyclictest0-21swapper/1623:07:358
130189913527,66cyclictest0-21swapper/1622:10:008
129449913528,66cyclictest0-21swapper/620:35:1528
129449913528,66cyclictest0-21swapper/620:35:1428
129339913545,63cyclictest0-21swapper/420:40:1926
129339913545,63cyclictest0-21swapper/420:40:1826
12933991350,80cyclictest0-21swapper/419:20:1426
129189913534,62cyclictest151rcu_preempt21:24:191
129189913534,62cyclictest151rcu_preempt21:24:181
13031991343,84cyclictest0-21swapper/1821:05:2210
13031991343,84cyclictest0-21swapper/1821:05:2110
130189913426,63cyclictest0-21swapper/1622:30:368
129449913427,63cyclictest0-21swapper/623:56:4428
12944991340,81cyclictest0-21swapper/619:40:1128
12944991340,78cyclictest0-21swapper/622:24:1528
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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