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2026-01-13 - 16:01
[ 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 50 highest latencies:
System rack0slot2.osadl.org (updated Tue Jan 13, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111483227565,7sleep50-21swapper/507:03:545
111480725419,30sleep70-21swapper/707:03:327
1115395994943,4cyclictest1531477-21latency_hist10:27:497
17638402470,0sleep71763841-21sh12:00:057
111495324636,7sleep40-21swapper/407:05:384
16516362410,0sleep71651637-21wc11:13:177
16516362410,0sleep71651637-21wc11:13:177
1115395993734,2cyclictest650-21systemd-journal09:12:447
1115395993734,2cyclictest650-21systemd-journal09:12:447
1115395993227,4cyclictest1506932-21latency_hist10:17:507
1115395993129,1cyclictest1569453-21ssh10:43:037
1115394993129,2cyclictest1630571-21kworker/u16:1+events_unbound11:48:126
1115395993025,4cyclictest1777756-21latency_hist12:07:497
111505922919,7sleep60-21swapper/607:07:086
14694222270,1chrt1469421-21ssh10:01:527
1115394992725,2cyclictest1741082-21kworker/u16:3+events_unbound11:57:586
1115395992620,5cyclictest650-21systemd-journal11:22:497
1115394992624,2cyclictest1617876-21kworker/u16:4+events_unbound11:18:186
1115394992624,2cyclictest1502304-21kworker/u16:1+events_unbound10:13:486
1115394992523,2cyclictest1566693-21kworker/u16:0+events_unbound10:59:246
1115394992523,2cyclictest1094676-21kworker/u16:1+events_unbound09:14:026
1115394992523,2cyclictest1094676-21kworker/u16:1+events_unbound07:23:046
1115386992521,3cyclictest1236464-21kworker/u16:3+flush-8:008:18:064
1115394992422,2cyclictest1617876-21kworker/u16:4+events_unbound11:17:446
1115394992422,2cyclictest1617876-21kworker/u16:4+events_unbound11:17:446
1115394992422,2cyclictest1333128-21kworker/u16:3+flush-8:009:30:216
1115394992422,2cyclictest1275276-21kworker/u16:2+events_unbound08:33:026
1115394992422,2cyclictest1177847-21kworker/u16:4+events_unbound07:43:146
1115394992422,2cyclictest1139705-21kworker/u16:0+events_unbound07:53:156
1115390992422,2cyclictest1215915-21kworker/u16:2+flush-8:008:03:115
1115390992420,3cyclictest1094676-21kworker/u16:1+flush-8:007:38:155
1115394992321,2cyclictest1790177-21kworker/u16:4+events_unbound12:28:026
1115394992321,2cyclictest1790177-21kworker/u16:4+events_unbound12:18:006
1115394992321,2cyclictest1531863-21kworker/u16:3+events_unbound10:42:346
1115394992321,2cyclictest1516848-21kworker/u16:2+events_unbound10:56:116
1115394992321,2cyclictest1408330-21kworker/u16:0+events_unbound10:23:176
1115394992321,2cyclictest1304645-21kworker/u16:4+events_unbound09:03:196
1115394992319,2cyclictest1516848-21kworker/u16:2+events_unbound10:35:046
1115394992319,2cyclictest1516848-21kworker/u16:2+events_unbound10:35:046
1115386992320,2cyclictest1215915-21kworker/u16:2+flush-8:008:03:164
1115386992319,3cyclictest1790177-21kworker/u16:4+flush-8:012:28:124
1115394992220,2cyclictest1726218-21kworker/u16:0+events_unbound12:11:396
1115394992220,2cyclictest1726218-21kworker/u16:0+events_unbound11:53:586
1115394992220,2cyclictest1531863-21kworker/u16:3+events_unbound10:48:516
1115394992220,2cyclictest1304645-21kworker/u16:4+events_unbound09:08:016
1115394992220,2cyclictest1304645-21kworker/u16:4+events_unbound09:08:016
1115394992220,2cyclictest1215915-21kworker/u16:2+flush-8:008:07:456
1115394992220,2cyclictest1094676-21kworker/u16:1+events_unbound09:24:596
1115394992119,2cyclictest1236464-21kworker/u16:3+flush-8:008:17:456
1115390992119,2cyclictest1094676-21kworker/u16:1+events_unbound07:12:545
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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