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2026-01-23 - 12:54
[ 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
Characteristics of the 100 highest latencies:
System rackdslot3.osadl.org (updated Fri Jan 23, 2026 00:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
213092203169,23sleep30-21swapper/319:09:233
213032203171,21sleep20-21swapper/219:09:192
213022202170,21sleep10-21swapper/119:09:181
211872198164,23sleep00-21swapper/019:07:480
2227621490,6sleep22165199cyclictest20:15:282
139391870,1ptp4l2044-21ls22:55:253
280272680,7sleep12165099cyclictest21:35:221
139391630,1ptp4l401ktimersoftd/319:50:153
21651996216,9cyclictest33-21ksoftirqd/221:20:002
21651996128,4cyclictest33-21ksoftirqd/221:39:592
181652600,2sleep10-21swapper/121:15:211
133432600,2sleep00-21swapper/021:05:220
21651995825,6cyclictest33-21ksoftirqd/221:15:002
21651995822,6cyclictest33-21ksoftirqd/219:50:002
2165099582,17cyclictest6604-21cat19:45:171
21651995727,6cyclictest33-21ksoftirqd/222:20:002
21651995724,7cyclictest33-21ksoftirqd/200:40:002
21651995623,6cyclictest33-21ksoftirqd/219:25:262
21651995521,6cyclictest33-21ksoftirqd/219:35:002
21651995425,3cyclictest33-21ksoftirqd/219:55:242
21651995423,4cyclictest33-21ksoftirqd/200:00:232
21651995417,6cyclictest33-21ksoftirqd/221:25:002
21651995319,6cyclictest33-21ksoftirqd/220:55:162
21651995319,4cyclictest33-21ksoftirqd/200:15:002
21651995318,6cyclictest33-21ksoftirqd/221:30:142
21651995314,13cyclictest33-21ksoftirqd/222:45:212
21651995231,3cyclictest33-21ksoftirqd/221:50:182
21651995231,3cyclictest33-21ksoftirqd/221:50:182
21651995220,6cyclictest33-21ksoftirqd/200:25:162
21651995219,6cyclictest33-21ksoftirqd/223:05:262
21651995216,5cyclictest33-21ksoftirqd/223:00:172
2165099524,18cyclictest2518-21gnome-shell22:27:581
2165099523,11cyclictest30555-21date23:55:221
2165099522,18cyclictest17122-21wc20:05:241
21651995122,4cyclictest33-21ksoftirqd/221:45:222
21651995122,4cyclictest33-21ksoftirqd/220:05:172
21651995121,4cyclictest33-21ksoftirqd/220:40:162
21651995121,4cyclictest33-21ksoftirqd/200:15:272
21651995119,5cyclictest33-21ksoftirqd/221:00:262
21651995118,6cyclictest33-21ksoftirqd/223:35:232
21651995118,6cyclictest33-21ksoftirqd/220:45:252
21651995118,5cyclictest33-21ksoftirqd/222:40:002
21651995114,6cyclictest33-21ksoftirqd/200:30:312
2165099512,14cyclictest21893-21chrt23:38:221
21651995020,9cyclictest33-21ksoftirqd/220:10:212
21651995020,4cyclictest33-21ksoftirqd/222:20:142
21651995020,4cyclictest33-21ksoftirqd/222:20:142
21651995019,7cyclictest33-21ksoftirqd/220:30:222
21651995018,6cyclictest33-21ksoftirqd/223:45:252
21651995017,5cyclictest33-21ksoftirqd/219:15:182
21651995015,5cyclictest33-21ksoftirqd/220:50:112
21651995015,5cyclictest33-21ksoftirqd/220:50:112
2165099505,9cyclictest25598-21expr20:25:151
21651994921,4cyclictest33-21ksoftirqd/222:00:012
21651994917,6cyclictest33-21ksoftirqd/219:10:132
21651994916,5cyclictest33-21ksoftirqd/220:00:252
21651994914,7cyclictest33-21ksoftirqd/221:45:002
21651994914,5cyclictest33-21ksoftirqd/220:25:212
2165099494,16cyclictest28941-21cat19:25:131
2165099490,10cyclictest13479-21/usr/sbin/munin22:15:221
2165199484,3cyclictest121rcu_preempt23:00:012
21651994820,4cyclictest33-21ksoftirqd/219:50:122
21651994817,5cyclictest33-21ksoftirqd/221:05:132
21651994815,6cyclictest33-21ksoftirqd/220:35:162
21651994814,4cyclictest33-21ksoftirqd/223:40:212
2165199478,7cyclictest33-21ksoftirqd/223:10:112
21651994719,6cyclictest33-21ksoftirqd/220:20:222
21651994715,6cyclictest33-21ksoftirqd/200:20:162
21651994639,3cyclictest33-21ksoftirqd/219:40:272
21651994616,7cyclictest33-21ksoftirqd/222:40:122
21651994616,6cyclictest33-21ksoftirqd/222:50:152
21651994616,6cyclictest33-21ksoftirqd/222:50:142
21651994615,3cyclictest33-21ksoftirqd/219:20:192
21651994612,5cyclictest33-21ksoftirqd/200:05:242
21649994639,4cyclictest12308-21grep23:20:010
21651994513,3cyclictest33-21ksoftirqd/221:25:252
21651994512,5cyclictest33-21ksoftirqd/219:35:142
21651994511,5cyclictest33-21ksoftirqd/223:50:172
2165199449,5cyclictest33-21ksoftirqd/223:15:152
2165199444,3cyclictest121rcu_preempt23:25:202
21651994414,4cyclictest33-21ksoftirqd/222:10:242
2165099441,11cyclictest13918-21timerwakeupswit21:05:261
21651994333,4cyclictest33-21ksoftirqd/223:55:222
21651994314,8cyclictest33-21ksoftirqd/222:05:212
2165099433,8cyclictest11111-21python21:00:261
21651994232,3cyclictest33-21ksoftirqd/223:35:022
2165199423,12cyclictest33-21ksoftirqd/222:25:242
2165199421,3cyclictest121rcu_preempt22:00:152
21651994213,6cyclictest33-21ksoftirqd/222:30:252
2165099422,8cyclictest23984-21irqstats22:35:181
2165099422,11cyclictest184262sleep100:36:471
139391420,2ptp4l401ktimersoftd/323:00:583
2165099412,7cyclictest16806-21irqstats22:20:191
2165099412,7cyclictest16806-21irqstats22:20:191
21649994135,3cyclictest9-21ksoftirqd/021:00:010
139391410,2ptp4l401ktimersoftd/321:33:483
21652994035,3cyclictest41-21ksoftirqd/319:39:593
2165099403,8cyclictest9885-21iostat_ios00:20:201
2165099403,8cyclictest3552-21memory20:45:231
2165099402,8cyclictest15299-21iostat21:10:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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