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2026-01-14 - 20:11
[ 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 Wed Jan 14, 2026 12:48:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
48729929015,266cyclictest0-21swapper/109:20:201
3273912670,259ptp4l0-21swapper/107:09:021
330891224216,6phc2sys0-21swapper/207:08:3512
5070991731,140cyclictest151rcu_preempt10:45:4821
5070991731,140cyclictest151rcu_preempt10:45:4821
4979991717,135cyclictest0-21swapper/1611:00:138
4979991717,135cyclictest0-21swapper/1611:00:138
4979991697,121cyclictest0-21swapper/1609:32:198
4973991532,18cyclictest0-21swapper/1511:10:507
4973991532,18cyclictest0-21swapper/1511:10:507
4979991507,103cyclictest0-21swapper/1611:54:038
4979991507,103cyclictest0-21swapper/1611:54:028
5047991470,88cyclictest0-21swapper/2512:05:3118
5047991470,88cyclictest0-21swapper/2512:05:3018
50479914518,77cyclictest0-21swapper/2512:36:5118
4979991458,98cyclictest0-21swapper/1607:36:348
4943991440,86cyclictest0-21swapper/1110:15:243
50189914226,64cyclictest0-21swapper/2112:35:5414
50479914150,64cyclictest0-21swapper/2511:03:3118
50479914150,64cyclictest0-21swapper/2511:03:3118
49439914128,65cyclictest0-21swapper/1108:52:583
48939914011,59cyclictest0-21swapper/411:06:1026
48939914011,59cyclictest0-21swapper/411:06:0926
50479913952,58cyclictest0-21swapper/2512:34:2218
50479913928,73cyclictest0-21swapper/2510:19:4218
5004991396,132cyclictest0-21swapper/1911:43:3011
5004991396,132cyclictest0-21swapper/1911:43:3011
4979991398,105cyclictest0-21swapper/1609:44:488
5004991386,122cyclictest0-21swapper/1909:31:0311
49439913841,65cyclictest0-21swapper/1109:43:563
5004991376,103cyclictest0-21swapper/1908:54:3511
50479913645,60cyclictest0-21swapper/2508:25:2018
50339913628,69cyclictest0-21swapper/2311:00:1716
50339913628,69cyclictest0-21swapper/2311:00:1616
4979991360,84cyclictest0-21swapper/1609:00:168
49739913627,65cyclictest0-21swapper/1512:07:597
49739913627,65cyclictest0-21swapper/1512:07:587
49439913623,65cyclictest0-21swapper/1111:08:063
49439913623,65cyclictest0-21swapper/1111:08:063
5070991350,85cyclictest0-21swapper/2810:00:1821
5047991350,81cyclictest0-21swapper/2512:13:0018
50339913530,64cyclictest0-21swapper/2310:03:2216
50339913518,70cyclictest0-21swapper/2309:44:5316
5004991356,90cyclictest0-21swapper/1909:17:0311
5004991356,122cyclictest0-21swapper/1907:15:1411
49439913548,56cyclictest0-21swapper/1109:54:533
49439913547,55cyclictest0-21swapper/1112:10:423
5070991340,84cyclictest0-21swapper/2809:49:3421
50479913451,63cyclictest0-21swapper/2511:29:4218
50479913451,63cyclictest0-21swapper/2511:29:4218
50479913441,60cyclictest0-21swapper/2511:46:1618
50479913441,60cyclictest0-21swapper/2511:46:1618
50479913430,61cyclictest0-21swapper/2508:40:0218
50479913429,68cyclictest0-21swapper/2509:27:5118
50479913425,71cyclictest0-21swapper/2509:57:3718
50479913425,66cyclictest0-21swapper/2510:35:3518
50339913427,65cyclictest0-21swapper/2310:22:1316
49739913457,65cyclictest0-21swapper/1512:22:267
49439913428,66cyclictest0-21swapper/1112:25:013
50479913349,69cyclictest0-21swapper/2511:42:3218
50479913349,69cyclictest0-21swapper/2511:42:3218
50479913331,75cyclictest0-21swapper/2510:26:3918
50479913330,69cyclictest0-21swapper/2510:13:0118
50479913329,66cyclictest0-21swapper/2510:41:0418
50479913329,65cyclictest0-21swapper/2509:46:0218
49439913346,62cyclictest0-21swapper/1111:34:493
49439913346,62cyclictest0-21swapper/1111:34:493
49439913343,71cyclictest0-21swapper/1110:05:203
49439913343,61cyclictest0-21swapper/1110:55:483
49439913343,61cyclictest0-21swapper/1110:55:483
49439913327,62cyclictest0-21swapper/1110:29:363
49439913326,66cyclictest0-21swapper/1110:22:083
50479913233,71cyclictest0-21swapper/2510:52:5018
50479913233,71cyclictest0-21swapper/2510:52:5018
50479913231,77cyclictest0-21swapper/2510:03:0718
50479913230,76cyclictest0-21swapper/2511:53:1318
50479913230,76cyclictest0-21swapper/2511:53:1218
50479913229,72cyclictest0-21swapper/2511:13:4018
50479913229,72cyclictest0-21swapper/2511:13:4018
50479913227,70cyclictest0-21swapper/2509:15:0218
5047991320,74cyclictest0-21swapper/2511:30:0218
5047991320,74cyclictest0-21swapper/2511:30:0218
504299132129,0cyclictest161-21ksoftirqd/2412:16:1317
49439913250,66cyclictest0-21swapper/1111:20:283
49439913250,66cyclictest0-21swapper/1111:20:283
49439913247,52cyclictest0-21swapper/1107:49:193
49439913243,55cyclictest0-21swapper/1112:21:513
49439913229,71cyclictest0-21swapper/1109:48:283
49439913227,70cyclictest0-21swapper/1111:39:373
49439913227,70cyclictest0-21swapper/1111:39:363
49439913227,60cyclictest0-21swapper/1111:52:003
49439913227,60cyclictest0-21swapper/1111:51:593
50879913129,59cyclictest0-21swapper/3011:20:1024
50879913129,59cyclictest0-21swapper/3011:20:0924
50479913157,63cyclictest0-21swapper/2509:38:3318
50479913131,67cyclictest0-21swapper/2509:14:4618
50479913130,74cyclictest0-21swapper/2512:02:1818
50479913130,74cyclictest0-21swapper/2512:02:1818
50479913129,68cyclictest0-21swapper/2511:58:0218
50479913129,68cyclictest0-21swapper/2511:58:0118
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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