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2026-02-02 - 01:17
[ 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 rackdslot1.osadl.org (updated Sun Feb 01, 2026 12:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
162302700,5sleep30-21swapper/311:15:233
3073199652,33cyclictest0-21swapper/311:40:143
30728996332,4cyclictest9-21ksoftirqd/008:10:000
134491620,3ptp4l13891-21ntp_states11:10:222
30728996129,5cyclictest9-21ksoftirqd/009:45:130
30728996125,7cyclictest9-21ksoftirqd/008:15:200
134491600,4ptp4l7950-21df_inode07:30:161
30728995928,3cyclictest9-21ksoftirqd/008:50:010
30728995829,6cyclictest9-21ksoftirqd/007:29:020
30728995826,3cyclictest9-21ksoftirqd/011:25:330
30728995824,3cyclictest9-21ksoftirqd/009:06:570
3072899575,8cyclictest9-21ksoftirqd/010:35:200
30728995724,3cyclictest9-21ksoftirqd/008:39:590
3072899570,54cyclictest101ktimersoftd/010:25:000
134491570,4ptp4l0-21swapper/211:52:102
134491570,4ptp4l0-21swapper/112:35:181
134491570,3ptp4l0-21swapper/108:49:441
134491570,3ptp4l0-21swapper/107:25:241
30728995625,3cyclictest9-21ksoftirqd/012:28:220
30728995625,3cyclictest9-21ksoftirqd/010:58:500
134491560,4ptp4l0-21swapper/109:45:171
134491560,3ptp4l4130-21ntpq07:20:211
134491560,3ptp4l0-21swapper/007:20:200
3073199553,35cyclictest0-21swapper/307:54:233
3073199553,35cyclictest0-21swapper/307:54:233
3073199552,34cyclictest0-21swapper/308:48:463
3073199550,6cyclictest41-21ksoftirqd/307:20:183
30728995528,4cyclictest9-21ksoftirqd/007:10:260
30728995520,4cyclictest9-21ksoftirqd/010:05:120
134491550,4ptp4l0-21swapper/210:45:342
134491550,3ptp4l0-21swapper/008:30:170
3073199545,7cyclictest41-21ksoftirqd/312:10:183
3073199543,8cyclictest401ktimersoftd/312:40:003
30730995421,8cyclictest33-21ksoftirqd/212:05:002
30728995427,5cyclictest9-21ksoftirqd/008:29:120
30728995426,5cyclictest9-21ksoftirqd/012:31:420
30728995423,2cyclictest9-21ksoftirqd/011:48:080
30728995419,5cyclictest9-21ksoftirqd/010:15:270
134491540,3ptp4l0-21swapper/210:07:182
134491540,3ptp4l0-21swapper/107:50:211
134491540,3ptp4l0-21swapper/107:50:211
134491540,13ptp4l28957-21iostat07:05:200
3073199533,6cyclictest0-21swapper/311:08:583
3073199530,7cyclictest401ktimersoftd/310:30:183
30729995333,8cyclictest25-21ksoftirqd/112:35:001
3072899534,7cyclictest9-21ksoftirqd/009:50:190
134491530,4ptp4l0-21swapper/207:24:202
3073199525,8cyclictest41-21ksoftirqd/311:50:203
3073199523,6cyclictest401ktimersoftd/311:20:173
3073199523,11cyclictest0-21swapper/312:30:213
3073199522,31cyclictest0-21swapper/309:40:113
30730995213,6cyclictest33-21ksoftirqd/207:20:012
3072899524,8cyclictest9-21ksoftirqd/008:00:150
3072899523,6cyclictest0-21swapper/010:45:220
3072899522,6cyclictest9-21ksoftirqd/009:00:150
30728995225,2cyclictest9-21ksoftirqd/009:24:220
3072899520,6cyclictest9-21ksoftirqd/008:40:290
134491520,4ptp4l0-21swapper/112:15:261
134491520,3ptp4l21796-21sh10:20:012
134491520,3ptp4l0-21swapper/211:20:182
134491520,11ptp4l0-21swapper/112:10:181
3073199514,6cyclictest0-21swapper/310:19:143
3073199513,7cyclictest0-21swapper/311:55:173
3073199513,6cyclictest401ktimersoftd/310:10:003
3073199512,7cyclictest0-21swapper/309:45:103
3073199511,6cyclictest41-21ksoftirqd/311:00:283
3073199510,5cyclictest401ktimersoftd/307:45:243
3073199510,5cyclictest401ktimersoftd/307:45:243
30730995124,4cyclictest33-21ksoftirqd/209:56:152
30730995115,6cyclictest33-21ksoftirqd/212:25:012
3072899515,6cyclictest9-21ksoftirqd/009:25:130
30728995123,3cyclictest9-21ksoftirqd/011:06:360
134491510,4ptp4l0-21swapper/108:37:071
134491510,12ptp4l0-21swapper/107:35:181
3073199505,7cyclictest41-21ksoftirqd/310:10:253
3073199505,10cyclictest41-21ksoftirqd/308:05:263
3073199503,6cyclictest0-21swapper/309:33:193
3073199503,6cyclictest0-21swapper/309:25:203
3073199503,5cyclictest401ktimersoftd/312:20:143
3073199502,7cyclictest0-21swapper/310:20:143
3073199502,6cyclictest41-21ksoftirqd/310:50:173
3073199502,6cyclictest0-21swapper/309:55:253
3073199502,5cyclictest401ktimersoftd/308:40:293
3073199502,4cyclictest41-21ksoftirqd/308:30:173
3073199501,7cyclictest401ktimersoftd/308:15:013
3073199501,6cyclictest0-21swapper/312:15:253
3073199500,7cyclictest401ktimersoftd/307:30:293
3073199500,6cyclictest401ktimersoftd/308:50:153
3072899505,5cyclictest9-21ksoftirqd/008:55:170
3072899504,9cyclictest9-21ksoftirqd/010:30:260
3072899504,9cyclictest9-21ksoftirqd/007:40:180
3072899503,8cyclictest9-21ksoftirqd/008:55:000
3072899503,4cyclictest6271-21apt-get12:05:000
30728995033,5cyclictest9-21ksoftirqd/009:10:160
30728995019,3cyclictest9-21ksoftirqd/012:39:550
134491500,4ptp4l0-21swapper/210:55:402
134491500,4ptp4l0-21swapper/107:49:421
134491500,4ptp4l0-21swapper/107:49:421
134491500,4ptp4l0-21swapper/009:39:580
134491500,3ptp4l0-21swapper/209:53:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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