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2026-01-22 - 18:57
[ 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 rack3slot3.osadl.org (updated Thu Jan 22, 2026 12:46:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
128501190irq/42-ahci0-21swapper/307:05:355
233062118103sleep40-21swapper/407:07:116
128501180irq/42-ahci0-21swapper/107:07:591
23200210895sleep20-21swapper/207:05:574
9918501020irq/53-eth0-rx-0-21swapper/007:08:580
9918501000irq/53-eth0-rx-0-21swapper/707:05:179
23223210090sleep50-21swapper/507:06:127
991850950irq/53-eth0-rx-0-21swapper/807:06:1510
2356629287sleep90-21swapper/907:09:5211
12850820irq/42-ahci0-21swapper/1107:08:583
15050610irq/18-uhci_hcd0-21swapper/1007:07:192
2333526055sleep60-21swapper/607:07:378
23723993621cyclictest0-21swapper/1109:29:013
23723993621cyclictest0-21swapper/1109:29:003
2368799320cyclictest0-21swapper/010:28:570
2368799320cyclictest0-21swapper/010:28:560
2371599213cyclictest0-21swapper/312:30:155
23687992019cyclictest0-21swapper/009:28:410
23687992019cyclictest0-21swapper/009:28:410
2368799193cyclictest0-21swapper/010:23:290
2372199181cyclictest761ksoftirqd/912:18:4211
2372199181cyclictest761ksoftirqd/910:16:5011
2372199181cyclictest761ksoftirqd/909:35:0511
2372199181cyclictest761ksoftirqd/909:25:1711
2372199181cyclictest761ksoftirqd/909:25:1711
2372199181cyclictest761ksoftirqd/909:22:2311
2372199181cyclictest761ksoftirqd/909:05:4611
2372199181cyclictest761ksoftirqd/909:05:4611
2372199181cyclictest761ksoftirqd/908:50:1411
2372199181cyclictest741rcuc/912:21:0211
2372199181cyclictest4066-1kworker/9:2H12:31:2511
2372199181cyclictest12850irq/42-ahci08:43:1711
2372199181cyclictest12850irq/42-ahci08:12:3311
2372199181cyclictest12850irq/42-ahci08:02:4711
2372199181cyclictest0-21swapper/912:37:0211
2372199181cyclictest0-21swapper/912:25:2311
2372199181cyclictest0-21swapper/912:10:3911
2372199181cyclictest0-21swapper/912:00:1911
2372199181cyclictest0-21swapper/911:47:2811
2372199181cyclictest0-21swapper/911:47:2811
2372199181cyclictest0-21swapper/911:36:0611
2372199181cyclictest0-21swapper/911:30:3311
2372199181cyclictest0-21swapper/911:25:2011
2372199181cyclictest0-21swapper/911:15:5111
2372199181cyclictest0-21swapper/911:08:2311
2372199181cyclictest0-21swapper/910:57:0611
2372199181cyclictest0-21swapper/910:54:2011
2372199181cyclictest0-21swapper/910:45:1311
2372199181cyclictest0-21swapper/910:44:4111
2372199181cyclictest0-21swapper/910:12:0911
2372199181cyclictest0-21swapper/910:09:1311
2372199181cyclictest0-21swapper/910:02:3911
2372199181cyclictest0-21swapper/909:58:4111
2372199181cyclictest0-21swapper/909:41:3211
2372199181cyclictest0-21swapper/909:16:5811
2372199181cyclictest0-21swapper/909:16:5811
2372199181cyclictest0-21swapper/909:11:2811
2372199181cyclictest0-21swapper/909:04:1211
2372199181cyclictest0-21swapper/908:56:1311
2372199181cyclictest0-21swapper/908:46:5111
2372199181cyclictest0-21swapper/908:23:4611
2372199181cyclictest0-21swapper/908:06:2311
2372199181cyclictest0-21swapper/907:51:4011
2372199181cyclictest0-21swapper/907:46:2611
2372199181cyclictest0-21swapper/907:20:4011
2371599182cyclictest0-21swapper/308:25:005
2371599181cyclictest0-21swapper/307:22:235
23721991716cyclictest741rcuc/910:20:1311
2372199170cyclictest991850irq/53-eth0-rx-11:21:2011
2372199170cyclictest761ksoftirqd/910:30:3411
2372199170cyclictest761ksoftirqd/910:30:3411
2372199170cyclictest741rcuc/907:15:1211
2372199170cyclictest4066-1kworker/9:2H10:25:3011
2372199170cyclictest4066-1kworker/9:2H10:25:3011
2372199170cyclictest0-21swapper/911:42:0211
2372199170cyclictest0-21swapper/909:47:5711
2372199170cyclictest0-21swapper/909:32:4111
2372199170cyclictest0-21swapper/909:32:4111
2372199170cyclictest0-21swapper/907:40:4711
2372199170cyclictest0-21swapper/907:36:2711
2372199170cyclictest0-21swapper/907:29:3211
2372199170cyclictest0-21swapper/907:14:3511
23718991715cyclictest605-21python12:10:238
23708991715cyclictest2308-21snmpd07:46:394
23687991714cyclictest991850irq/53-eth0-rx-07:23:590
14050170irq/18-ehci_hcd0-21swapper/012:20:220
23721991615cyclictest761ksoftirqd/907:56:1211
23721991615cyclictest4066-1kworker/9:2H11:57:4611
23721991615cyclictest1664-21ssh09:52:2011
23721991615cyclictest12850irq/42-ahci08:16:0711
23721991615cyclictest0-21swapper/912:07:1811
23721991615cyclictest0-21swapper/911:10:4111
23721991615cyclictest0-21swapper/911:00:5211
23721991615cyclictest0-21swapper/910:37:3811
23721991615cyclictest0-21swapper/908:28:5511
23721991615cyclictest0-21swapper/907:30:5411
2372099168cyclictest991850irq/53-eth0-rx-12:05:0110
2372099160cyclictest363-21ssh12:38:3110
2372099160cyclictest0-21swapper/812:10:0810
2372099160cyclictest0-21swapper/810:30:1410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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