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2026-03-04 - 13:38
[ 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 rack5slot2.osadl.org (updated Wed Mar 04, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297992204188,11sleep10-21swapper/119:09:491
294782187170,12sleep30-21swapper/319:05:373
275912186169,12sleep00-21swapper/019:05:060
294702146128,12sleep20-21swapper/219:05:322
95312480,0sleep30-21swapper/323:08:223
28252460,0sleep20-21swapper/221:14:442
28252460,0sleep20-21swapper/221:14:442
196162450,0sleep30-21swapper/300:32:493
42502390,0sleep30-21swapper/319:20:153
5072110,0sleep10-21swapper/123:35:181
237272110,0sleep00-21swapper/022:27:320
299999990,1cyclictest15835-21perf22:40:002
299999990,1cyclictest11086-21ssh22:05:202
27414290,0sleep30-21swapper/300:05:103
1103290,0sleep20-21swapper/200:24:002
1103290,0sleep20-21swapper/200:24:002
299999982,5cyclictest18330-21cat00:00:152
299999980,7cyclictest31380-21ssh00:38:522
299999980,7cyclictest18201-21/usr/sbin/munin20:55:192
299999980,7cyclictest17274-21diskmemload21:36:452
299999980,1cyclictest961-21cut23:20:122
299999980,1cyclictest7680-21users20:30:212
299999980,1cyclictest7486-21rm23:39:192
299999980,1cyclictest7354-21cat22:20:002
299999980,1cyclictest32537-21perl22:00:142
299999980,1cyclictest31737-21sh22:47:132
299999980,1cyclictest28935-21munin-run23:50:002
299999980,1cyclictest25412-21munin-run21:10:012
299999980,1cyclictest24484-21rm21:25:022
299999980,1cyclictest24263-21tr23:00:002
299999980,1cyclictest23902-21perl21:40:152
299999980,1cyclictest20710-21munin-run23:30:012
299999980,1cyclictest20491-21munin-run19:55:002
299999980,1cyclictest17573-21latency_hist22:24:592
299999980,1cyclictest16774-21munin-run00:00:012
299999980,1cyclictest14248-21/usr/sbin/munin21:20:152
299999980,1cyclictest13540-21apt-get00:30:102
299999980,1cyclictest12393-21idleruntime-cro21:35:012
299999980,1cyclictest0-21swapper/223:10:512
299999980,1cyclictest0-21swapper/222:54:022
299949987,1cyclictest3-21ksoftirqd/000:10:110
21637280,0sleep10-21swapper/100:01:451
299999972,0cyclictest0-21swapper/222:25:112
299999971,1cyclictest9049-21fw_packets20:35:142
299999971,1cyclictest814-21snmpd21:04:512
299999971,1cyclictest814-21snmpd20:46:082
299999971,1cyclictest814-21snmpd20:09:052
299999971,1cyclictest4273-21if_eth100:25:152
299999971,1cyclictest29084-21cat20:10:152
299999971,1cyclictest16720-21irqstats20:50:132
299999970,2cyclictest29298-21ssh23:50:062
299999970,1cyclictest9183-21rm23:40:132
299999970,1cyclictest6640-21expr19:25:142
299999970,1cyclictest5675-21df00:10:132
299999970,1cyclictest5591-21cron20:30:002
299999970,1cyclictest5375-21awk21:15:192
299999970,1cyclictest32572-21munin-node19:15:002
299999970,1cyclictest31812-21cut20:15:172
299999970,1cyclictest28469-21sort22:30:102
299999970,1cyclictest27179-21ssh00:05:022
299999970,1cyclictest2571-21hostname23:05:102
299999970,1cyclictest25454-21awk20:05:002
299999970,1cyclictest24794-21ssh23:00:122
299999970,1cyclictest24023-21wc23:15:152
299999970,1cyclictest22204-21grep21:55:142
299999970,1cyclictest21966-21perl23:30:142
299999970,1cyclictest21431-21perl19:55:122
299999970,1cyclictest20394-21diskstats22:10:132
299999970,1cyclictest2039-21sed20:20:152
299999970,1cyclictest17124-21grep19:45:192
299999970,1cyclictest1617-21diskstats21:45:132
299999970,1cyclictest16124-21cut00:15:132
299999970,1cyclictest15217-21chrt19:40:592
299999970,1cyclictest12055-21perl21:50:142
299999970,1cyclictest11343-21diskstats19:35:132
299999970,1cyclictest10792-21/usr/sbin/munin20:40:172
299999970,1cyclictest0-21swapper/222:40:012
299999970,1cyclictest0-21swapper/219:30:132
299949970,6cyclictest0-21swapper/000:30:110
300049961,4cyclictest4614-21awk20:25:163
300049960,3cyclictest5961-21gunzip22:50:193
299999960,1cyclictest3404-21chrt19:20:092
299999960,1cyclictest30100-21/usr/sbin/munin19:10:102
299959962,3cyclictest0-21swapper/121:55:121
300049950,5cyclictest0-21swapper/323:13:543
300049950,5cyclictest0-21swapper/321:40:133
300049950,5cyclictest0-21swapper/300:38:103
300049950,5cyclictest0-21swapper/300:29:223
300049950,5cyclictest0-21swapper/300:20:073
300049950,5cyclictest0-21swapper/300:20:073
300049950,4cyclictest0-21swapper/323:25:123
300049950,0cyclictest0-21swapper/322:59:403
299959951,3cyclictest0-21swapper/123:20:111
299959951,2cyclictest0-21swapper/122:45:111
299959951,2cyclictest0-21swapper/121:10:121
299959951,2cyclictest0-21swapper/121:10:111
299959951,2cyclictest0-21swapper/100:35:111
299959950,5cyclictest0-21swapper/123:44:501
299959950,5cyclictest0-21swapper/120:37:331
299959950,3cyclictest0-21swapper/122:00:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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