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2026-02-17 - 15:35
[ 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 Tue Feb 17, 2026 12:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
293322121108sleep40-21swapper/407:06:126
128501130irq/42-ahci0-21swapper/107:09:241
26496210995sleep100-21swapper/1007:05:062
9918501080irq/53-eth0-rx-0-21swapper/207:05:184
29427210894sleep50-21swapper/507:07:267
29401210893sleep00-21swapper/007:07:080
29547210692sleep70-21swapper/707:08:159
29433210091sleep110-21swapper/1107:07:313
991850930irq/53-eth0-rx-0-21swapper/907:09:0211
991850930irq/53-eth0-rx-0-21swapper/307:08:565
172450890irq/56-eth1-rx-0-21swapper/807:05:2710
2928626758sleep60-21swapper/607:05:388
2978899390cyclictest0-21swapper/008:19:160
2982599350cyclictest0-21swapper/1108:20:023
2978899350cyclictest0-21swapper/008:10:270
2978899350cyclictest0-21swapper/008:09:510
2978899330cyclictest0-21swapper/009:22:440
2982599320cyclictest0-21swapper/1109:25:583
29821993130cyclictest991950irq/54-eth0-tx-09:22:339
29788993130cyclictest0-21swapper/010:22:510
991850300irq/53-eth0-rx-0-21swapper/909:22:4911
29824992928cyclictest991950irq/54-eth0-tx-09:22:482
29822992928cyclictest991850irq/53-eth0-rx-09:22:4610
29798992928cyclictest991850irq/53-eth0-rx-09:22:361
29812992826cyclictest991950irq/54-eth0-tx-09:22:407
29788992813cyclictest0-21swapper/008:20:440
29825992726cyclictest991850irq/53-eth0-rx-09:22:463
29822992726cyclictest991850irq/53-eth0-rx-08:14:3310
29811992726cyclictest991850irq/53-eth0-rx-09:22:526
29810992726cyclictest991850irq/53-eth0-rx-09:22:495
2982599260cyclictest0-21swapper/1107:11:473
29798992625cyclictest991850irq/53-eth0-rx-08:14:471
991850210irq/53-eth0-rx-0-21swapper/010:18:110
2982599210cyclictest0-21swapper/1108:18:443
2982599210cyclictest0-21swapper/1108:10:383
2982399192cyclictest0-21swapper/912:03:2211
2982399192cyclictest0-21swapper/911:54:2111
2982399192cyclictest0-21swapper/911:35:1911
991850180irq/53-eth0-rx-21500-21qemu-kvm09:22:448
29825991817cyclictest0-21swapper/1110:14:363
2982599180cyclictest0-21swapper/1109:08:143
2982599180cyclictest0-21swapper/1109:08:143
2982399181cyclictest0-21swapper/912:39:0611
2982399181cyclictest0-21swapper/911:46:2911
2982399181cyclictest0-21swapper/911:33:3511
2982399181cyclictest0-21swapper/909:30:2611
2982399181cyclictest0-21swapper/909:13:3011
2982399181cyclictest0-21swapper/908:05:1311
29818991816cyclictest26790-21qemu-kvm10:10:138
29811991817cyclictest991850irq/53-eth0-rx-08:14:296
29805991816cyclictest2308-21snmpd09:08:014
29805991816cyclictest2308-21snmpd09:08:014
29788991817cyclictest991850irq/53-eth0-rx-10:27:360
29823991715cyclictest43532sh12:33:4311
29823991715cyclictest13612-21taskset08:12:2311
29823991715cyclictest0-21swapper/909:17:3111
2982399170cyclictest0-21swapper/912:23:4211
2982399170cyclictest0-21swapper/911:25:0811
2982399170cyclictest0-21swapper/910:53:4911
2982399170cyclictest0-21swapper/910:25:2611
2982399170cyclictest0-21swapper/910:21:1811
2982399170cyclictest0-21swapper/910:12:1711
2982399170cyclictest0-21swapper/909:51:3311
2982399170cyclictest0-21swapper/909:35:0311
2982399170cyclictest0-21swapper/909:25:5911
29821991716cyclictest991850irq/53-eth0-rx-08:14:319
29818991715cyclictest26792-21qemu-kvm10:30:138
29818991715cyclictest26790-21qemu-kvm10:08:248
29818991715cyclictest16076-21python10:25:248
29818991710cyclictest0-21swapper/608:39:558
29812991715cyclictest10015-21qemu-kvm08:14:397
2981299171cyclictest2242-40kipmi008:15:177
2981099171cyclictest0-21swapper/310:20:185
29805991715cyclictest2308-21snmpd12:21:344
29788991716cyclictest4153-21gltestperf07:15:180
29788991716cyclictest0-21swapper/007:12:400
14050170irq/18-ehci_hcd0-21swapper/007:40:230
29823991615cyclictest991950irq/54-eth0-tx-12:16:5311
29823991615cyclictest991950irq/54-eth0-tx-12:16:5311
29823991615cyclictest0-21swapper/911:44:4511
29823991615cyclictest0-21swapper/911:06:4811
29823991615cyclictest0-21swapper/910:05:1711
29823991615cyclictest0-21swapper/909:55:2311
29823991615cyclictest0-21swapper/909:47:3611
29823991615cyclictest0-21swapper/909:41:0411
29823991615cyclictest0-21swapper/908:35:1311
29823991615cyclictest0-21swapper/908:25:1311
2982299160cyclictest0-21swapper/808:00:1410
29818991614cyclictest7891-21python12:35:208
29818991614cyclictest26790-21qemu-kvm10:15:508
29818991614cyclictest1373-21python10:40:248
2981899161cyclictest0-21swapper/608:19:598
2981099161cyclictest0-21swapper/310:07:245
2980599161cyclictest0-21swapper/210:22:054
2978899161cyclictest0-21swapper/009:54:210
2978899160cyclictest0-21swapper/010:08:380
29823991514cyclictest29457-21kworker/9:110:32:1911
29823991514cyclictest0-21swapper/910:15:5611
29823991514cyclictest0-21swapper/910:01:4411
29823991514cyclictest0-21swapper/907:56:5911
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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