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2026-03-03 - 21:50
[ 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 Tue Mar 03, 2026 12:48:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3093199327178,2cyclictest151rcu_preempt11:20:0626
309969928788,1cyclictest151rcu_preempt12:28:545
309969928788,1cyclictest151rcu_preempt12:28:545
309969928688,1cyclictest151rcu_preempt12:18:135
309969928688,1cyclictest151rcu_preempt12:18:135
311119924850,1cyclictest151rcu_preempt09:45:2321
3273912450,232ptp4l0-21swapper/107:05:221
3273912450,232ptp4l0-21swapper/107:05:221
309609920722,140cyclictest0-21swapper/812:08:3330
3096099190189,1cyclictest151rcu_preempt09:18:3530
309499918622,141cyclictest0-21swapper/609:27:3528
309499918222,159cyclictest0-21swapper/612:30:2328
309499918222,159cyclictest0-21swapper/612:30:2328
310179917530,143cyclictest0-21swapper/1609:03:318
310179917330,130cyclictest0-21swapper/1609:12:048
310179917330,117cyclictest0-21swapper/1612:16:088
310179917330,117cyclictest0-21swapper/1612:16:088
310179917330,111cyclictest0-21swapper/1610:59:128
310179917329,143cyclictest0-21swapper/1609:23:188
310179917228,105cyclictest0-21swapper/1612:02:028
309319917016,106cyclictest0-21swapper/407:35:0126
310179916930,121cyclictest0-21swapper/1607:23:168
310179916927,99cyclictest0-21swapper/1611:56:418
310179916925,115cyclictest0-21swapper/1609:47:338
309319916717,99cyclictest0-21swapper/409:45:0126
310179916521,118cyclictest0-21swapper/1609:30:008
309319916315,116cyclictest0-21swapper/410:26:3426
309319916116,103cyclictest0-21swapper/411:05:1126
310659916013,0cyclictest151rcu_preempt10:35:4515
310179915830,73cyclictest0-21swapper/1611:15:148
310179915830,100cyclictest0-21swapper/1609:35:358
310179915724,96cyclictest0-21swapper/1610:20:178
310179915624,87cyclictest0-21swapper/1611:09:408
30912991550,149cyclictest0-21swapper/107:15:001
309319915416,98cyclictest0-21swapper/409:20:5626
330891153143,7phc2sys0-21swapper/207:05:2012
330891153143,7phc2sys0-21swapper/207:05:2012
310179915231,120cyclictest0-21swapper/1610:55:008
30917991520,89cyclictest0-21swapper/210:05:2912
309499915023,70cyclictest0-21swapper/610:47:1428
30949991480,86cyclictest0-21swapper/607:48:4528
309179914715,82cyclictest0-21swapper/211:33:4012
309609914629,66cyclictest0-21swapper/807:20:0030
309609914527,75cyclictest0-21swapper/808:15:2130
309319914516,91cyclictest0-21swapper/409:51:4926
309179914215,83cyclictest0-21swapper/211:06:2512
30931991410,87cyclictest0-21swapper/410:04:4626
310969913952,56cyclictest0-21swapper/2610:00:0119
310969913926,68cyclictest0-21swapper/2610:00:3319
30931991390,85cyclictest0-21swapper/407:45:1926
310969913849,58cyclictest0-21swapper/2610:53:2719
310179913824,74cyclictest0-21swapper/1612:20:118
310179913824,74cyclictest0-21swapper/1612:20:118
309889913826,99cyclictest151rcu_preempt11:43:474
309319913816,86cyclictest0-21swapper/409:25:4626
31017991370,83cyclictest0-21swapper/1611:35:018
309609913748,60cyclictest0-21swapper/811:13:0130
309609913743,57cyclictest0-21swapper/808:30:1530
309609913735,72cyclictest0-21swapper/811:20:4730
309499913760,71cyclictest0-21swapper/612:17:3428
309499913760,71cyclictest0-21swapper/612:17:3428
309499913727,65cyclictest0-21swapper/608:57:1928
309179913715,87cyclictest0-21swapper/210:29:5312
310969913651,55cyclictest0-21swapper/2612:13:0519
310969913647,63cyclictest173-21ksoftirqd/2609:20:1419
310969913627,83cyclictest0-21swapper/2609:18:5119
310419913627,65cyclictest0-21swapper/1912:34:5311
310419913627,65cyclictest0-21swapper/1912:34:5311
309889913610,122cyclictest151rcu_preempt09:53:434
30912991360,81cyclictest0-21swapper/112:24:581
30912991360,81cyclictest0-21swapper/112:24:581
310969913531,73cyclictest0-21swapper/2609:34:2019
310969913529,70cyclictest0-21swapper/2610:15:1519
309609913537,71cyclictest0-21swapper/811:09:0030
309499913542,54cyclictest0-21swapper/609:11:3428
310969913444,57cyclictest0-21swapper/2612:05:2619
310969913444,55cyclictest0-21swapper/2610:59:2019
310969913428,75cyclictest0-21swapper/2609:13:3119
310419913440,56cyclictest0-21swapper/1909:00:0211
309499913433,70cyclictest0-21swapper/608:52:5228
309499913430,72cyclictest0-21swapper/611:38:0128
310969913352,64cyclictest0-21swapper/2609:54:0819
310969913348,56cyclictest0-21swapper/2612:35:3219
310969913348,56cyclictest0-21swapper/2612:35:3219
310969913331,72cyclictest0-21swapper/2608:32:3919
310969913330,78cyclictest0-21swapper/2612:33:2419
310969913330,78cyclictest0-21swapper/2612:33:2419
310969913330,71cyclictest0-21swapper/2608:03:3119
310969913329,69cyclictest0-21swapper/2609:28:2719
310969913327,74cyclictest0-21swapper/2611:10:5519
309609913351,54cyclictest0-21swapper/809:55:1430
309609913344,61cyclictest0-21swapper/808:40:5630
309609913340,61cyclictest0-21swapper/811:35:1530
309609913337,67cyclictest0-21swapper/809:45:3730
309609913328,65cyclictest0-21swapper/810:52:0330
309499913329,69cyclictest0-21swapper/612:14:2128
309179913315,89cyclictest0-21swapper/210:30:0412
309129913329,81cyclictest0-21swapper/110:58:231
310969913261,68cyclictest0-21swapper/2611:45:5019
310969913241,63cyclictest0-21swapper/2611:26:0319
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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