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2026-02-11 - 06:42
[ 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 Wed Feb 11, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
390568925948,8sleep40-21swapper/419:04:564
390568125848,7sleep50-21swapper/519:04:495
390552324711,31sleep70-21swapper/719:02:347
3906054994037,2cyclictest79299-21kworker/u16:5+events_unbound22:11:115
3906063993938,0cyclictest0-21swapper/700:06:297
390556723929,7sleep60-21swapper/619:03:136
3906054993835,2cyclictest3996995-21kworker/u16:0+flush-8:021:50:565
3906063993732,4cyclictest93152-21latency_hist22:05:567
3906054993735,2cyclictest54732-21kworker/u16:1+events_unbound22:01:115
3906054993633,2cyclictest321848-21kworker/u16:1+events_unbound23:46:105
3906049993532,2cyclictest3996995-21kworker/u16:0+flush-8:021:51:314
3906063993329,3cyclictest124-21kswapd022:50:567
3906054993331,2cyclictest201927-21kworker/u16:3+flush-8:023:57:265
3906054993229,2cyclictest261019-21kworker/u16:0+events_unbound23:26:105
3906049993229,2cyclictest417552-21kworker/u16:2+flush-8:000:31:114
3906054993128,2cyclictest3996995-21kworker/u16:0+flush-8:022:16:125
3906063992928,0cyclictest0-21swapper/721:56:427
3906049992927,2cyclictest247359-21kworker/u16:2+events_unbound23:11:204
3906058992825,2cyclictest261019-21kworker/u16:0+flush-8:023:35:566
3906049992826,2cyclictest429775-21kworker/u16:3+events_unbound00:26:064
3906063992726,0cyclictest0-21swapper/721:41:067
3906049992724,3cyclictest3996995-21kworker/u16:0+events_unbound22:26:244
3906049992724,2cyclictest4190389-21kworker/u16:3+events_unbound21:26:104
3906063992626,0cyclictest0-21swapper/722:15:467
3906063992626,0cyclictest0-21swapper/721:25:217
3906063992625,0cyclictest0-21swapper/719:11:017
3906063992625,0cyclictest0-21swapper/700:16:417
3906063992624,1cyclictest97766-21ssh22:06:147
3906049992623,2cyclictest3877208-21kworker/u16:1+events_unbound19:11:004
2242472260,0chrt224246-21ssh22:58:247
3906063992525,0cyclictest0-21swapper/721:36:537
3906049992522,3cyclictest104821-21kworker/u16:2+flush-8:022:31:214
3906063992423,0cyclictest0-21swapper/719:09:597
3906063992419,4cyclictest4166244-21latency_hist21:15:567
3906049992422,2cyclictest54732-21kworker/u16:1+events_unbound22:51:194
3906049992422,2cyclictest273308-21kworker/u16:2+events_unbound23:26:084
3906049992421,2cyclictest3996995-21kworker/u16:0+flush-8:021:21:124
3906063992323,0cyclictest0-21swapper/700:21:447
3906063992322,0cyclictest0-21swapper/720:38:237
3906063992322,0cyclictest0-21swapper/719:44:527
3906063992322,0cyclictest0-21swapper/719:27:367
3906063992322,0cyclictest0-21swapper/719:17:357
3906063992221,0cyclictest0-21swapper/720:33:557
3906063992221,0cyclictest0-21swapper/720:12:477
3906063992220,1cyclictest453589-21ssh00:35:217
3906063992120,0cyclictest0-21swapper/720:56:517
3906063992120,0cyclictest0-21swapper/720:22:167
3906063992120,0cyclictest0-21swapper/719:23:037
3906049992119,2cyclictest261019-21kworker/u16:0+flush-8:023:16:224
3906049992118,3cyclictest54732-21kworker/u16:1+events_unbound23:06:184
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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