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2026-02-27 - 06:26
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Feb 27, 2026 00:46:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
184012234168,22sleep00-21swapper/019:06:520
139491206172,23phc2sys0-21swapper/319:06:403
185872205172,22sleep10-21swapper/119:09:181
182962203171,21sleep20-21swapper/219:05:372
240292920,4sleep30-21swapper/323:50:123
240292920,4sleep30-21swapper/323:50:113
139391900,1ptp4l17014-21sed21:20:143
139391900,1ptp4l17014-21sed21:20:133
1893799700,29cyclictest13391-21date00:35:013
1893799671,23cyclictest5055-21df_abs20:55:133
1893799670,28cyclictest0-21swapper/319:20:003
1893799660,24cyclictest32401-21expr23:00:123
1893799658,19cyclictest30783-21gpgv00:04:153
1893799650,25cyclictest30423-21irqrtprio20:40:173
1893799650,24cyclictest28445-21cat20:35:213
1893799650,23cyclictest31072-21expr19:35:123
18935996533,4cyclictest25-21ksoftirqd/121:20:001
18935996525,4cyclictest25-21ksoftirqd/119:45:171
1893799646,28cyclictest2654-21wc21:55:263
1893799641,23cyclictest0-21swapper/320:00:243
1893799630,24cyclictest6137-21cpuspeed_turbos22:05:113
18935996328,6cyclictest25-21ksoftirqd/122:25:011
18935996328,6cyclictest25-21ksoftirqd/122:25:011
18935996323,4cyclictest25-21ksoftirqd/123:20:171
18935996323,4cyclictest25-21ksoftirqd/123:20:171
1893799620,27cyclictest11183-21tune2fs22:15:173
1893799620,25cyclictest21144-21apt-config23:45:003
1893799620,24cyclictest9695-21sed19:55:263
1893799620,23cyclictest27791-21df_abs22:50:143
1893799620,23cyclictest27791-21df_abs22:50:133
18935996227,4cyclictest25-21ksoftirqd/122:35:121
18934996229,4cyclictest9-21ksoftirqd/020:45:150
1893799611,26cyclictest12874-21grep23:25:213
1893799610,23cyclictest8836-21cpuspeed_turbos00:25:123
1893799610,23cyclictest19885-21irqstats19:10:183
1893799610,21cyclictest0-21swapper/319:30:253
18935996127,4cyclictest25-21ksoftirqd/120:50:151
1893799600,25cyclictest1553-21ps19:40:203
1893799600,23cyclictest30891-21cut21:50:003
1893799600,22cyclictest456-21sed00:05:273
1893799600,21cyclictest24969-21cat20:30:013
18935996030,4cyclictest25-21ksoftirqd/119:55:001
18934996030,4cyclictest9-21ksoftirqd/019:55:260
54372590,6sleep31893799cyclictest00:15:273
1893799590,31cyclictest26379-21grep20:30:273
1893799590,25cyclictest3058-21awk00:10:273
1893799590,25cyclictest20581-21timerandwakeup21:25:253
18935995928,7cyclictest25-21ksoftirqd/100:10:161
18935995926,6cyclictest25-21ksoftirqd/123:35:191
18935995925,4cyclictest25-21ksoftirqd/121:40:241
18935995925,4cyclictest25-21ksoftirqd/119:45:011
1893799580,31cyclictest24342-21perl21:35:143
1893799580,26cyclictest0-21swapper/323:30:223
1893799580,21cyclictest0-21swapper/320:50:253
18935995825,4cyclictest25-21ksoftirqd/120:35:141
18935995824,4cyclictest25-21ksoftirqd/123:10:131
18935995823,9cyclictest25-21ksoftirqd/100:04:141
18935995820,9cyclictest25-21ksoftirqd/121:50:171
18935995820,9cyclictest25-21ksoftirqd/121:50:171
55752570,1sleep00-21swapper/019:50:000
1893799571,27cyclictest0-21swapper/300:35:183
1893799570,24cyclictest31754-21cut21:50:193
1893799570,24cyclictest31754-21cut21:50:193
1893799570,24cyclictest30020-21cat22:55:133
1893799570,24cyclictest0-21swapper/322:30:123
1893799570,23cyclictest9375-21/usr/sbin/munin23:20:113
1893799570,23cyclictest9375-21/usr/sbin/munin23:20:113
18935995726,4cyclictest25-21ksoftirqd/121:45:241
18935995725,5cyclictest25-21ksoftirqd/122:15:171
18935995725,4cyclictest25-21ksoftirqd/120:15:131
18935995724,4cyclictest25-21ksoftirqd/120:55:131
18935995724,4cyclictest25-21ksoftirqd/100:15:141
18935995723,7cyclictest25-21ksoftirqd/119:25:141
18935995723,6cyclictest25-21ksoftirqd/119:33:421
18935995723,4cyclictest25-21ksoftirqd/122:00:011
18935995723,3cyclictest25-21ksoftirqd/122:30:141
18935995716,5cyclictest25-21ksoftirqd/100:25:151
18934995729,4cyclictest9-21ksoftirqd/022:40:130
1893799562,31cyclictest18836-21missed_timers20:15:223
1893799561,26cyclictest1932-21cat20:50:003
1893799560,23cyclictest8151-21cat21:00:213
1893799560,21cyclictest0-21swapper/321:40:153
18935995625,4cyclictest25-21ksoftirqd/122:00:161
18935995624,4cyclictest25-21ksoftirqd/119:55:211
18935995623,7cyclictest25-21ksoftirqd/100:35:131
18935995623,4cyclictest25-21ksoftirqd/123:05:001
18935995622,9cyclictest25-21ksoftirqd/120:40:131
18935995622,4cyclictest25-21ksoftirqd/119:20:131
18935995621,4cyclictest25-21ksoftirqd/100:35:011
18935995620,4cyclictest25-21ksoftirqd/123:25:261
18935995618,7cyclictest25-21ksoftirqd/123:55:231
18934995625,4cyclictest9-21ksoftirqd/021:15:140
18935995525,6cyclictest25-21ksoftirqd/100:20:181
18935995525,6cyclictest25-21ksoftirqd/100:20:181
18935995523,4cyclictest25-21ksoftirqd/122:14:591
18935995522,4cyclictest25-21ksoftirqd/120:50:001
18935995521,7cyclictest25-21ksoftirqd/119:10:131
18935995519,9cyclictest25-21ksoftirqd/123:30:251
1893799540,25cyclictest21544-21egrep23:45:153
1893799540,24cyclictest6190-21cut19:50:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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