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2026-01-31 - 03:06
[ 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 Fri Jan 30, 2026 12:48:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
330891264256,6phc2sys0-21swapper/207:08:0512
15281991852,127cyclictest0-21swapper/2310:38:5316
15281991852,127cyclictest0-21swapper/2310:38:5216
3273911770,168ptp4l0-21swapper/107:05:131
152639917527,144cyclictest0-21swapper/2109:43:1614
152639917028,141cyclictest0-21swapper/2111:51:0014
152639916928,95cyclictest0-21swapper/2112:35:2214
153049916721,90cyclictest0-21swapper/2611:08:2019
153049916721,90cyclictest0-21swapper/2611:08:2019
152639916719,144cyclictest0-21swapper/2111:08:1514
152639916719,144cyclictest0-21swapper/2111:08:1514
151789916530,134cyclictest0-21swapper/311:22:5323
151789916530,105cyclictest0-21swapper/310:29:0923
151789916530,105cyclictest0-21swapper/310:29:0923
152639916328,91cyclictest0-21swapper/2109:27:4114
152639916321,112cyclictest0-21swapper/2110:40:5414
152639916321,112cyclictest0-21swapper/2110:40:5414
151789916329,102cyclictest0-21swapper/310:59:0523
151789916329,102cyclictest0-21swapper/310:59:0523
151789916229,104cyclictest0-21swapper/309:16:4723
151789916127,133cyclictest0-21swapper/310:05:2423
151789916127,133cyclictest0-21swapper/310:05:2423
152639916024,37cyclictest0-21swapper/2110:47:4014
152639916024,37cyclictest0-21swapper/2110:47:3914
151789916029,105cyclictest0-21swapper/307:44:0123
151789916029,103cyclictest0-21swapper/311:05:1523
151789916029,103cyclictest0-21swapper/311:05:1523
151789915925,130cyclictest0-21swapper/311:18:3823
151789915826,116cyclictest0-21swapper/309:39:1223
153049915721,84cyclictest0-21swapper/2610:20:1419
153049915721,84cyclictest0-21swapper/2610:20:1419
15281991552,109cyclictest0-21swapper/2307:30:1316
151789915222,100cyclictest0-21swapper/308:21:2423
153049915121,77cyclictest0-21swapper/2611:30:1419
15174991519,112cyclictest0-21swapper/210:51:5312
15174991519,112cyclictest0-21swapper/210:51:5312
15174991509,140cyclictest0-21swapper/208:02:4312
152819914518,110cyclictest25011-21latency_hist11:35:0016
151789914517,106cyclictest0-21swapper/312:33:4123
152599914319,40cyclictest151rcu_preempt12:18:1713
152039914234,96cyclictest0-21swapper/909:58:3431
152039914231,110cyclictest0-21swapper/909:25:5831
15174991429,77cyclictest0-21swapper/210:15:0112
15174991429,77cyclictest0-21swapper/210:15:0112
15174991419,66cyclictest0-21swapper/212:00:1812
153109914021,70cyclictest0-21swapper/2709:46:0220
152639914028,13cyclictest0-21swapper/2110:58:3814
152639914028,13cyclictest0-21swapper/2110:58:3814
15263991400,85cyclictest0-21swapper/2108:39:4014
152039914031,107cyclictest0-21swapper/910:45:3631
152039914031,107cyclictest0-21swapper/910:45:3531
15178991400,86cyclictest0-21swapper/307:15:1323
152819913947,57cyclictest0-21swapper/2311:01:2016
152819913947,57cyclictest0-21swapper/2311:01:2016
151789913918,84cyclictest0-21swapper/309:41:0723
152819913856,54cyclictest0-21swapper/2311:23:1516
15174991380,87cyclictest0-21swapper/209:40:1912
153049913721,75cyclictest0-21swapper/2610:10:0419
153049913721,75cyclictest0-21swapper/2610:10:0419
152639913728,67cyclictest0-21swapper/2111:15:1214
15238991372,122cyclictest0-21swapper/1710:06:119
15238991372,122cyclictest0-21swapper/1710:06:119
152819913647,58cyclictest0-21swapper/2312:17:4616
15281991362,110cyclictest0-21swapper/2307:50:0116
15238991362,97cyclictest0-21swapper/1711:20:179
15238991362,96cyclictest0-21swapper/1708:30:189
15238991362,123cyclictest0-21swapper/1709:21:179
152639913520,78cyclictest0-21swapper/2110:29:1414
152639913520,78cyclictest0-21swapper/2110:29:1414
15238991350,80cyclictest0-21swapper/1711:47:439
152819913430,68cyclictest0-21swapper/2312:35:2416
152639913422,17cyclictest0-21swapper/2112:18:3314
152039913425,92cyclictest0-21swapper/907:50:2631
153109913332,63cyclictest0-21swapper/2710:18:0620
153109913332,63cyclictest0-21swapper/2710:18:0620
153109913328,70cyclictest0-21swapper/2707:28:4220
153109913327,63cyclictest0-21swapper/2708:35:3020
152819913332,71cyclictest0-21swapper/2311:55:1916
152819913330,78cyclictest0-21swapper/2311:05:2116
152819913330,78cyclictest0-21swapper/2311:05:2116
152819913330,72cyclictest0-21swapper/2307:29:4216
152039913326,85cyclictest0-21swapper/910:20:2931
152039913326,85cyclictest0-21swapper/910:20:2931
15174991339,87cyclictest0-21swapper/208:54:3312
152819913233,74cyclictest0-21swapper/2309:05:2116
15238991322,94cyclictest0-21swapper/1712:10:119
153109913142,66cyclictest0-21swapper/2712:29:0320
153109913128,71cyclictest0-21swapper/2710:51:1420
153109913128,71cyclictest0-21swapper/2710:51:1420
153109913125,63cyclictest0-21swapper/2711:06:4520
153109913125,63cyclictest0-21swapper/2711:06:4520
152819913129,71cyclictest0-21swapper/2310:20:4316
152819913129,71cyclictest0-21swapper/2310:20:4316
152819913112,76cyclictest0-21swapper/2310:10:0116
152819913112,76cyclictest0-21swapper/2310:10:0016
15238991312,85cyclictest0-21swapper/1712:20:209
153109913052,66cyclictest0-21swapper/2707:15:2020
153109913043,58cyclictest0-21swapper/2711:55:2320
153109913038,59cyclictest0-21swapper/2711:40:2520
153049913021,73cyclictest0-21swapper/2610:29:5119
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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