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2026-03-03 - 04:58
[ 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 rackdslot1.osadl.org (updated Tue Mar 03, 2026 00:45:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1256921340,5sleep11227399cyclictest19:10:111
2462221210,2sleep024624-21fschecks_count23:05:140
1227499830,80cyclictest18435-21netstat22:50:212
1227499671,29cyclictest30650-21chrt20:57:432
1227599650,25cyclictest26210-21taskset21:57:493
1227499641,28cyclictest16674-21chrt20:25:342
134491630,18ptp4l0-21swapper/119:40:151
1227599630,28cyclictest14684-21taskset20:24:253
1227599600,27cyclictest5693-21taskset23:34:003
134491580,3ptp4l0-21swapper/119:05:171
1227599580,26cyclictest24184-21taskset00:12:283
1227499580,54cyclictest212-21systemd-journal22:40:252
134491570,5ptp4l0-21swapper/022:50:200
134491570,3ptp4l0-21swapper/123:35:261
1227499575,21cyclictest3485-21apache220:17:082
12272995731,9cyclictest9-21ksoftirqd/021:00:240
134491560,4ptp4l0-21swapper/223:04:372
134491560,3ptp4l0-21swapper/023:25:200
134491560,3ptp4l0-21swapper/023:25:200
134491560,3ptp4l0-21swapper/000:05:220
134491550,4ptp4l0-21swapper/100:05:341
1227499552,28cyclictest0-21swapper/223:48:452
134491540,4ptp4l0-21swapper/119:53:191
134491540,13ptp4l0-21swapper/121:20:261
1227599541,25cyclictest19214-21taskset21:41:323
1227499542,29cyclictest0-21swapper/222:31:122
134491530,3ptp4l0-21swapper/121:13:291
134491530,3ptp4l0-21swapper/021:33:330
134491530,11ptp4l0-21swapper/219:08:012
1227499532,26cyclictest0-21swapper/222:25:372
1227499532,26cyclictest0-21swapper/222:25:372
12272995328,8cyclictest9-21ksoftirqd/020:01:330
10192530,7sleep11227399cyclictest21:05:131
134491520,4ptp4l0-21swapper/100:15:541
134491520,3ptp4l0-21swapper/000:20:140
1227599522,22cyclictest0-21swapper/322:17:383
1227499522,27cyclictest0-21swapper/219:42:392
1227499522,25cyclictest0-21swapper/220:36:342
1227499522,21cyclictest0-21swapper/200:20:262
12272995224,2cyclictest9-21ksoftirqd/019:35:500
134491510,4ptp4l0-21swapper/100:32:141
134491510,3ptp4l0-21swapper/123:57:401
1227599512,25cyclictest0-21swapper/300:37:203
1227499512,28cyclictest0-21swapper/220:21:142
1227499510,24cyclictest27557-21sort23:10:202
134491500,5ptp4l0-21swapper/319:06:083
134491500,4ptp4l0-21swapper/123:11:461
134491500,4ptp4l0-21swapper/120:13:311
134491500,4ptp4l0-21swapper/119:58:421
134491500,4ptp4l0-21swapper/119:28:391
134491500,4ptp4l0-21swapper/100:22:581
134491500,3ptp4l0-21swapper/100:00:311
1227599502,22cyclictest0-21swapper/300:16:423
1227599502,20cyclictest0-21swapper/322:07:493
1227499500,27cyclictest620-21chrt22:12:042
1227299500,7cyclictest101ktimersoftd/020:45:290
134491490,4ptp4l0-21swapper/120:39:581
134491490,3ptp4l0-21swapper/121:51:551
1227599492,21cyclictest0-21swapper/320:33:133
1227599490,22cyclictest16924-21taskset23:55:303
1227499492,27cyclictest0-21swapper/221:44:342
1227499490,25cyclictest26019-21chrt19:39:292
1227499490,21cyclictest15115-21awk19:15:172
1227299492,6cyclictest101ktimersoftd/020:35:150
134491480,6ptp4l12017-21ls19:10:012
134491480,4ptp4l0-21swapper/121:46:311
134491480,4ptp4l0-21swapper/120:27:051
134491480,2ptp4l0-21swapper/123:52:381
134491480,11ptp4l11038-21iostat_ios22:35:181
1227599481,36cyclictest2318-21gnome-shell21:35:583
1227499482,27cyclictest0-21swapper/220:43:442
1227499481,44cyclictest4339-21chrt20:00:192
1227499480,28cyclictest7757-21chrt20:09:212
1227299483,12cyclictest0-21swapper/000:15:250
1227299482,6cyclictest0-21swapper/019:40:230
94612470,2sleep39464-21mailstats22:30:233
134491470,9ptp4l0-21swapper/123:25:251
134491470,9ptp4l0-21swapper/123:25:241
134491470,4ptp4l0-21swapper/119:45:261
134491470,3ptp4l0-21swapper/221:56:362
134491470,15ptp4l25-21ksoftirqd/122:43:331
1227499470,27cyclictest26918-21hddtemp_smartct20:50:162
1227299473,5cyclictest9-21ksoftirqd/020:30:270
1227299470,5cyclictest9426-21gzip22:30:230
134491460,3ptp4l0-21swapper/121:34:151
1227599460,25cyclictest10063-21taskset21:22:173
1227599460,23cyclictest1992-21runrttasks19:55:203
1227499462,24cyclictest0-21swapper/222:38:542
1227499462,24cyclictest0-21swapper/222:24:382
1227499460,33cyclictest30879-21taskset19:49:562
1227499460,28cyclictest4842-21ntp_states23:30:242
1227499460,27cyclictest19098-21taskset20:32:122
1227299464,5cyclictest0-21swapper/021:40:230
1227299464,2cyclictest134691getstats20:27:230
12272994642,3cyclictest0-21swapper/020:22:050
134491450,4ptp4l0-21swapper/123:04:561
134491450,4ptp4l0-21swapper/122:12:191
134491450,3ptp4l0-21swapper/122:55:561
1227599452,24cyclictest0-21swapper/319:53:583
1227599450,25cyclictest10623-21/usr/sbin/munin23:45:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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