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2026-01-28 - 05:11
[ 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 rack0slot0.osadl.org (updated Wed Jan 28, 2026 00:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3135921330,1sleep331363-21grepconf.sh22:26:173
3135921330,1sleep331363-21grepconf.sh22:26:173
1318821310,4sleep51364999cyclictest21:45:405
2725921200,1sleep327258-21systemd-cgroups21:57:403
2725921200,1sleep327258-21systemd-cgroups21:57:403
1297321100,0sleep40-21swapper/421:31:284
240762950,1sleep024077-21systemd-cgroups22:25:580
240762950,1sleep024077-21systemd-cgroups22:25:580
256842890,1sleep125673-21sshd21:39:111
69552860,1sleep06947-21sshd21:19:540
45682840,0sleep60-21swapper/600:09:436
81782830,0sleep10-21swapper/121:10:011
280772820,0sleep40-21swapper/400:12:144
188182820,1sleep10-21swapper/123:57:041
120722820,1sleep40-21swapper/423:50:504
195022810,0sleep70-21swapper/723:26:097
195022810,0sleep70-21swapper/723:26:087
26012800,0sleep70-21swapper/722:17:567
43642790,0sleep00-21swapper/022:08:030
43642790,0sleep00-21swapper/022:08:030
289822790,1sleep10-21swapper/123:35:241
267182790,1sleep30-21swapper/323:26:283
267182790,1sleep30-21swapper/323:26:283
266912790,0sleep10-21swapper/123:07:191
93682780,0sleep00-21swapper/000:11:230
139812780,0sleep60-21swapper/622:18:276
126032780,1sleep1221rcuc/122:25:271
126032780,1sleep1221rcuc/122:25:271
115002780,0sleep00-21swapper/000:04:090
37452770,1sleep50-21swapper/523:09:155
172522770,1sleep117251-21sshd21:24:361
150792770,3sleep21363299cyclictest21:45:452
43692760,1sleep30-21swapper/323:06:173
229002760,0sleep40-21swapper/400:32:424
222692760,0sleep2311rcuc/200:32:402
177572760,1sleep3401rcuc/300:14:453
17432760,0sleep20-21swapper/223:47:282
118742760,1sleep2321ktimersoftd/222:16:552
95132750,0sleep10-21swapper/122:22:311
85782750,0sleep30-21swapper/300:23:113
85782750,0sleep30-21swapper/300:23:113
58772750,0sleep20-21swapper/223:15:132
58772750,0sleep20-21swapper/223:15:132
316982750,0sleep40-21swapper/421:15:174
264612750,1sleep126463-21kworker/u16:222:47:231
26192750,0sleep00-21swapper/023:25:210
26192750,0sleep00-21swapper/023:25:210
62972740,1sleep56260-21sshd00:20:085
62972740,1sleep56260-21sshd00:20:085
61972740,1sleep50-21swapper/523:46:105
60712740,0sleep00-21swapper/023:55:030
60152740,3sleep61365499cyclictest22:35:106
160742740,0sleep416069-21sshd23:59:564
107742740,1sleep210772-21sshd23:03:432
94022730,0sleep10-21swapper/100:15:471
62182730,0sleep40-21swapper/423:35:514
274012730,0sleep40-21swapper/422:31:474
245152730,0sleep40-21swapper/421:27:444
189052730,0sleep10-21swapper/100:32:311
138652730,1sleep30-21swapper/323:33:183
113772730,0sleep10-21swapper/122:09:481
113772730,0sleep10-21swapper/122:09:481
280112720,1sleep528009-21sshd21:25:045
226722720,1sleep60-21swapper/622:14:346
177542720,4sleep51364999cyclictest00:25:055
214222710,0sleep50-21swapper/522:15:535
168632710,0sleep50-21swapper/521:44:285
82472700,1sleep08239-21sshd00:09:530
71172700,0sleep00-21swapper/023:24:090
71172700,0sleep00-21swapper/023:24:090
35492690,0sleep60-21swapper/621:38:116
212372690,0sleep10-21swapper/121:29:011
84752680,0sleep60-21swapper/621:18:326
41702680,0sleep30-21swapper/323:44:403
133612680,0sleep60-21swapper/600:39:426
133612680,0sleep60-21swapper/600:39:416
111442680,0sleep20-21swapper/222:42:272
181152660,0sleep00-21swapper/023:34:590
139742660,0sleep20-21swapper/200:23:262
139742660,0sleep20-21swapper/200:23:262
192452650,0sleep00-21swapper/023:09:580
60442630,3sleep61365499cyclictest21:34:036
279932630,0sleep10-21swapper/122:53:081
278712630,1sleep0121rcuc/022:41:450
229082630,1sleep081ktimersoftd/021:24:510
171942630,1sleep417188-21sshd22:20:014
12892620,1sleep41-21systemd21:55:094
12892620,1sleep41-21systemd21:55:094
104822600,0sleep40-21swapper/400:15:504
1321425949,6sleep40-21swapper/419:07:404
151112580,4sleep21363299cyclictest00:17:332
1328925848,6sleep50-21swapper/519:08:375
1326725847,7sleep30-21swapper/319:08:193
1136725848,6sleep60-21swapper/619:05:086
1136125645,7sleep00-21swapper/019:05:030
167302540,0sleep30-21swapper/322:52:383
48332530,0sleep1221rcuc/121:52:251
1333124828,7sleep10-21swapper/119:09:041
1324424534,7sleep70-21swapper/719:07:587
1323924433,7sleep20-21swapper/219:07:542
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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