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2026-02-28 - 07:11
[ 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 Feb 28, 2026 00:48:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273912830,276ptp4l0-21swapper/119:09:501
105922257250,6sleep190-21swapper/1919:07:2311
120349922023,1cyclictest151rcu_preempt23:01:3113
120349922023,1cyclictest151rcu_preempt23:01:3113
1195999213136,1cyclictest151rcu_preempt21:35:5827
11955991751,130cyclictest0-21swapper/421:35:1226
11955991750,130cyclictest0-21swapper/400:10:1326
11955991740,130cyclictest0-21swapper/421:55:1526
120019917331,116cyclictest0-21swapper/1523:20:207
120019917129,118cyclictest0-21swapper/1523:37:267
11955991700,122cyclictest0-21swapper/421:21:5026
119729916937,126cyclictest0-21swapper/821:20:1930
11955991690,127cyclictest0-21swapper/422:12:1926
11955991690,127cyclictest0-21swapper/422:12:1926
120019916725,100cyclictest0-21swapper/1519:25:127
11955991630,118cyclictest0-21swapper/400:35:2026
11955991604,131cyclictest0-21swapper/421:30:5326
119729915827,82cyclictest0-21swapper/800:25:1430
11955991580,103cyclictest0-21swapper/420:25:0326
11955991561,117cyclictest0-21swapper/423:49:5426
11955991531,116cyclictest0-21swapper/422:55:2326
12026991515,84cyclictest151rcu_preempt23:30:0211
119869915119,111cyclictest0-21swapper/1223:13:114
119729915020,94cyclictest0-21swapper/820:10:1830
120979914926,72cyclictest0-21swapper/3019:14:3224
12001991470,83cyclictest0-21swapper/1521:21:417
11955991474,119cyclictest0-21swapper/421:50:1026
11955991461,93cyclictest0-21swapper/422:00:2026
11955991460,104cyclictest0-21swapper/400:32:3226
120019914535,55cyclictest0-21swapper/1521:50:017
12097991444,86cyclictest0-21swapper/3021:02:1024
12045991440,85cyclictest0-21swapper/2221:45:5215
11955991430,140cyclictest0-21swapper/400:29:5126
12011991420,84cyclictest0-21swapper/1721:53:169
119729914278,62cyclictest64-21ksoftirqd/821:38:3730
11955991424,114cyclictest0-21swapper/419:54:0526
120979914133,79cyclictest0-21swapper/3021:19:1524
120119914125,68cyclictest0-21swapper/1721:06:149
11955991414,122cyclictest0-21swapper/419:35:1426
11955991414,114cyclictest0-21swapper/421:01:3026
11955991410,88cyclictest0-21swapper/421:05:1926
120119914028,67cyclictest0-21swapper/1720:40:359
120119914028,66cyclictest0-21swapper/1721:45:149
12011991400,87cyclictest0-21swapper/1720:24:329
119869914042,61cyclictest0-21swapper/1222:22:564
119869914042,61cyclictest0-21swapper/1222:22:564
119869914031,70cyclictest0-21swapper/1222:18:404
119869914031,70cyclictest0-21swapper/1222:18:394
119729914018,88cyclictest0-21swapper/820:15:2130
120979913820,71cyclictest0-21swapper/3022:52:1624
120979913820,71cyclictest0-21swapper/3022:52:1624
120639913828,46cyclictest0-21swapper/2500:10:1418
120119913830,67cyclictest0-21swapper/1723:54:359
120119913829,67cyclictest0-21swapper/1721:10:299
120119913828,67cyclictest0-21swapper/1722:40:509
120119913828,67cyclictest0-21swapper/1722:40:499
120119913828,66cyclictest0-21swapper/1722:53:079
120119913828,66cyclictest0-21swapper/1722:53:079
11955991383,104cyclictest0-21swapper/423:01:0226
11955991383,104cyclictest0-21swapper/423:01:0126
120119913730,64cyclictest0-21swapper/1700:01:169
120119913728,65cyclictest0-21swapper/1721:00:209
120019913726,65cyclictest0-21swapper/1521:14:137
119869913726,74cyclictest0-21swapper/1222:52:504
119869913726,74cyclictest0-21swapper/1222:52:504
120119913624,67cyclictest0-21swapper/1722:38:109
120119913624,67cyclictest0-21swapper/1722:38:109
120019913651,57cyclictest0-21swapper/1500:05:147
120019913646,58cyclictest0-21swapper/1523:41:127
120019913627,65cyclictest0-21swapper/1520:28:137
120019913626,70cyclictest0-21swapper/1522:26:547
120019913626,70cyclictest0-21swapper/1522:26:537
11991991360,81cyclictest0-21swapper/1323:20:195
119869913648,58cyclictest0-21swapper/1220:39:464
119869913648,56cyclictest0-21swapper/1221:43:054
12045991351,81cyclictest0-21swapper/2219:15:1015
120119913529,63cyclictest0-21swapper/1720:04:159
120119913527,68cyclictest0-21swapper/1720:29:219
120119913523,69cyclictest0-21swapper/1720:45:549
119919913526,30cyclictest0-21swapper/1322:44:545
119919913526,30cyclictest0-21swapper/1322:44:535
119869913527,63cyclictest0-21swapper/1221:57:164
119869913518,68cyclictest0-21swapper/1200:32:164
120979913432,74cyclictest0-21swapper/3022:15:5624
120979913432,74cyclictest0-21swapper/3022:15:5524
120119913430,62cyclictest0-21swapper/1722:30:099
120119913430,62cyclictest0-21swapper/1722:30:089
120119913430,61cyclictest0-21swapper/1723:20:109
120119913429,64cyclictest0-21swapper/1700:11:099
120119913425,63cyclictest0-21swapper/1719:45:199
12006991342,131cyclictest0-21swapper/1622:15:028
12006991342,131cyclictest0-21swapper/1622:15:028
11991991340,82cyclictest0-21swapper/1322:49:195
11991991340,82cyclictest0-21swapper/1322:49:185
119869913441,62cyclictest0-21swapper/1200:26:244
119869913437,59cyclictest0-21swapper/1221:25:484
119869913428,70cyclictest0-21swapper/1221:10:244
12063991330,81cyclictest0-21swapper/2523:46:4318
120269913315,70cyclictest0-21swapper/1923:41:1511
120119913329,61cyclictest0-21swapper/1719:41:489
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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