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2026-03-03 - 12:23
[ 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 792 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
1227599450,22cyclictest3019-21taskset21:08:593
1227499450,24cyclictest24599-21date00:15:002
1227299456,6cyclictest0-21swapper/020:50:030
1227299454,5cyclictest9-21ksoftirqd/021:00:000
12272994524,3cyclictest9-21ksoftirqd/022:17:110
134491440,9ptp4l0-21swapper/220:12:312
134491440,4ptp4l0-21swapper/123:30:361
134491440,4ptp4l0-21swapper/123:06:131
134491440,3ptp4l0-21swapper/022:25:220
134491440,3ptp4l0-21swapper/022:25:220
1227499440,25cyclictest2785-21taskset21:06:032
1227299445,6cyclictest9-21ksoftirqd/021:55:140
1227299444,4cyclictest10769-21grep20:15:170
1227299443,3cyclictest9-21ksoftirqd/020:10:180
1227299440,5cyclictest32259-21irqrtprio00:30:190
1227299440,5cyclictest101ktimersoftd/019:24:180
134491430,9ptp4l25-21ksoftirqd/122:19:011
134491430,9ptp4l0-21swapper/221:21:042
134491430,4ptp4l0-21swapper/200:05:472
134491430,3ptp4l0-21swapper/121:44:091
1227599431,22cyclictest24798-21taskset23:05:163
1227499431,22cyclictest2488-21ntp_states23:25:232
1227499431,22cyclictest2488-21ntp_states23:25:232
1227499430,25cyclictest14917-21runrttasks23:54:092
12272994340,2cyclictest0-21swapper/019:54:170
1227299433,6cyclictest9-21ksoftirqd/022:20:190
1227299431,6cyclictest0-21swapper/023:30:260
134491420,9ptp4l0-21swapper/223:24:282
134491420,9ptp4l0-21swapper/220:46:422
134491420,8ptp4l0-21swapper/200:27:562
134491420,5ptp4l0-21swapper/020:40:110
134491420,5ptp4l0-21swapper/019:15:120
134491420,4ptp4l31810-21iostat22:10:160
134491420,4ptp4l19679-21apt-get22:55:100
134491420,4ptp4l15437-21diskstats21:35:141
134491420,4ptp4l0-21swapper/300:03:593
134491420,4ptp4l0-21swapper/121:28:371
134491420,4ptp4l0-21swapper/120:32:121
134491420,3ptp4l10530-21apt-get21:25:110
134491420,3ptp4l0-21swapper/123:42:561
134491420,2ptp4l0-21swapper/122:30:241
134491420,2ptp4l0-21swapper/120:44:151
134491420,13ptp4l0-21swapper/120:50:161
1227499422,26cyclictest30913-21chrt22:08:562
1227499422,25cyclictest0-21swapper/222:47:032
1227499420,30cyclictest8769-21hddtemp_smartct23:40:142
1227299424,5cyclictest9-21ksoftirqd/019:50:010
1227299424,5cyclictest0-21swapper/023:15:210
134491410,9ptp4l0-21swapper/219:33:042
134491410,5ptp4l0-21swapper/000:10:110
134491410,4ptp4l9-21ksoftirqd/021:20:270
134491410,4ptp4l6004-21df_inode21:15:141
134491410,4ptp4l31634-21perl23:20:151
134491410,4ptp4l30071-21ntp_states22:05:211
134491410,4ptp4l15397-21diskstats22:45:150
134491410,4ptp4l13115-21hddtemp_smartct20:20:161
134491410,4ptp4l0-21swapper/122:25:411
134491410,4ptp4l0-21swapper/122:25:411
134491410,4ptp4l0-21swapper/100:38:561
134491410,4ptp4l0-21swapper/021:45:230
134491410,3ptp4l5704-21apt-get21:15:120
134491410,3ptp4l31102-21apt-get21:00:141
134491410,3ptp4l0-21swapper/100:29:241
134491410,11ptp4l0-21swapper/123:15:471
1227299413,6cyclictest9-21ksoftirqd/000:25:130
12272994135,3cyclictest9-21ksoftirqd/023:10:230
1227299410,5cyclictest0-21swapper/019:57:540
134491400,7ptp4l14259-21mailstats23:50:250
134491400,5ptp4l0-21swapper/322:40:183
134491400,5ptp4l0-21swapper/000:00:140
134491400,4ptp4l29084-21df_inode20:55:121
134491400,4ptp4l27598-21meminfo22:00:191
134491400,4ptp4l26863-21df22:00:130
134491400,4ptp4l22777-21hddtemp_smartct00:10:171
134491400,4ptp4l13142-21irqstats19:10:160
134491400,4ptp4l0-21swapper/322:56:523
134491400,4ptp4l0-21swapper/223:58:462
134491400,4ptp4l0-21swapper/221:48:262
134491400,4ptp4l0-21swapper/221:36:432
134491400,4ptp4l0-21swapper/221:00:562
134491400,4ptp4l0-21swapper/120:06:351
134491400,4ptp4l0-21swapper/023:20:200
134491400,4ptp4l0-21swapper/022:40:150
134491400,4ptp4l0-21swapper/019:32:300
134491400,4ptp4l0-21swapper/019:05:170
134491400,3ptp4l25452-21ntp_states21:55:211
134491400,3ptp4l24587-21iostat_ios19:35:171
134491400,3ptp4l11315-21memory20:15:221
12275994034,4cyclictest41-21ksoftirqd/300:25:213
12275994011,18cyclictest1317-21runrttasks20:15:513
1227599400,27cyclictest16355-21taskset19:16:223
1227599400,26cyclictest9979-21taskset20:13:213
1227599400,26cyclictest30491-21taskset20:55:463
1227599400,25cyclictest1301-21snmpd20:09:553
1227499402,23cyclictest0-21swapper/200:36:352
1227499400,27cyclictest18977-21seq19:22:302
1227299406,5cyclictest9-21ksoftirqd/020:09:120
1227299404,7cyclictest9-21ksoftirqd/023:45:120
1227299400,3cyclictest9-21ksoftirqd/022:35:160
134491390,5ptp4l0-21swapper/300:20:233
134491390,5ptp4l0-21swapper/119:18:181
134491390,5ptp4l0-21swapper/021:13:300
134491390,4ptp4l3412-21apt-get20:00:121
134491390,4ptp4l0-21swapper/223:40:012
134491390,4ptp4l0-21swapper/223:19:072
134491390,4ptp4l0-21swapper/223:06:432
134491390,4ptp4l0-21swapper/222:02:492
134491390,4ptp4l0-21swapper/221:51:192
134491390,4ptp4l0-21swapper/221:30:502
134491390,4ptp4l0-21swapper/221:26:382
134491390,4ptp4l0-21swapper/219:55:372
134491390,4ptp4l0-21swapper/219:54:502
134491390,4ptp4l0-21swapper/200:30:062
134491390,4ptp4l0-21swapper/200:15:482
134491390,4ptp4l0-21swapper/200:00:452
134491390,4ptp4l0-21swapper/122:50:161
134491390,4ptp4l0-21swapper/120:45:221
134491390,4ptp4l0-21swapper/119:30:151
134491390,4ptp4l0-21swapper/119:20:211
134491390,4ptp4l0-21swapper/021:54:480
134491390,3ptp4l4148-21iostat_ios22:20:181
134491390,3ptp4l29258-21df_inode22:05:130
134491390,3ptp4l0-21swapper/023:35:240
134491390,3ptp4l0-21swapper/019:25:060
1227599392,20cyclictest0-21swapper/319:48:193
1227599391,23cyclictest23769-21taskset21:51:033
1227599390,25cyclictest28415-21taskset22:01:283
1227499390,25cyclictest21429-21chrt19:29:312
134491380,4ptp4l0-21swapper/322:54:463
134491380,4ptp4l0-21swapper/221:15:382
134491380,4ptp4l0-21swapper/221:12:512
134491380,4ptp4l0-21swapper/123:46:471
134491380,4ptp4l0-21swapper/122:46:111
134491380,4ptp4l0-21swapper/023:40:050
134491380,4ptp4l0-21swapper/023:00:100
134491380,4ptp4l0-21swapper/021:05:320
134491380,4ptp4l0-21swapper/000:35:080
134491380,3ptp4l0-21swapper/023:55:180
1227599382,21cyclictest0-21swapper/321:29:033
1227599381,22cyclictest597-21taskset23:22:153
1227599380,25cyclictest25921-21taskset20:46:033
1227599380,25cyclictest22040-21taskset00:09:193
1227599380,24cyclictest3153-21taskset23:26:393
1227599380,24cyclictest3153-21taskset23:26:393
1227599380,23cyclictest14104-21taskset19:11:573
1227499382,23cyclictest0-21swapper/222:17:582
1227499382,22cyclictest0-21swapper/222:55:292
12272993833,3cyclictest9-21ksoftirqd/021:35:230
134491370,4ptp4l0-21swapper/323:54:013
134491370,4ptp4l0-21swapper/323:14:323
134491370,4ptp4l0-21swapper/322:26:203
134491370,4ptp4l0-21swapper/322:26:203
134491370,4ptp4l0-21swapper/321:47:163
134491370,4ptp4l0-21swapper/319:40:013
1227599372,20cyclictest0-21swapper/321:16:293
134491360,4ptp4l0-21swapper/323:42:123
134491360,4ptp4l0-21swapper/323:18:263
134491360,4ptp4l0-21swapper/320:41:363
134491360,3ptp4l0-21swapper/321:02:293
134491360,3ptp4l0-21swapper/320:04:043
1227599362,20cyclictest0-21swapper/321:11:193
134491350,5ptp4l0-21swapper/322:47:543
134491350,4ptp4l0-21swapper/323:04:403
134491350,4ptp4l0-21swapper/320:38:033
134491350,3ptp4l0-21swapper/322:11:353
134491350,3ptp4l0-21swapper/300:30:073
134491340,3ptp4l0-21swapper/323:37:533
12275993327,4cyclictest41-21ksoftirqd/320:25:073
1227599331,28cyclictest19429-21apt-get19:25:133
1227599317,21cyclictest1301-21snmpd22:20:213
1227599312,18cyclictest0-21swapper/319:35:103
1227599301,25cyclictest2318-21gnome-shell22:37:593
12275992924,3cyclictest41-21ksoftirqd/320:51:103
1227599281,24cyclictest2318-21gnome-shell21:33:583
1227599281,23cyclictest21913-21grep19:30:143
1227599281,23cyclictest17340-21df19:20:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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