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2026-02-20 - 12:26
[ 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 376 highest latencies:
System rackdslot2.osadl.org (updated Fri Feb 20, 2026 00:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591235172,51phc2sys0-21swapper/319:09:113
30202208173,23sleep20-21swapper/219:08:222
30612206173,22sleep00-21swapper/019:08:530
28512205172,22sleep10-21swapper/119:06:161
440421580,4sleep3344499cyclictest22:30:253
984321490,6sleep2344399cyclictest20:30:012
1395918561,16phc2sys0-21swapper/319:10:013
315028363,11sleep00-21swapper/019:10:000
3441997614,17cyclictest20548-21chrt19:45:130
3441996712,11cyclictest13407-21awk20:35:250
3441996710,16cyclictest8245-21cpu19:20:120
3441996612,15cyclictest217-21systemd-journal20:23:260
3441996611,11cyclictest14744-21cat21:45:210
139291660,7ptp4l401ktimersoftd/321:59:163
344299650,3cyclictest2417-21seq22:26:171
3441996511,17cyclictest19889-21grep21:55:240
3441996511,15cyclictest13045-21switchtime23:55:250
3441996510,14cyclictest25091-21cut21:00:190
3441996411,11cyclictest27663-21sed21:05:190
3441996410,15cyclictest17565-21cat21:50:250
3441996311,17cyclictest4066-21latency_hist23:40:010
3441996310,11cyclictest5078-21irqrtprio23:40:180
3443996229,4cyclictest33-21ksoftirqd/221:05:012
3443996128,4cyclictest33-21ksoftirqd/223:50:012
3441996110,18cyclictest29575-21taskset20:04:040
3441996110,17cyclictest6954-21needreboot19:15:210
3443996029,7cyclictest33-21ksoftirqd/222:25:002
3443996029,4cyclictest33-21ksoftirqd/222:10:172
344199608,12cyclictest0-21swapper/023:11:260
344199607,16cyclictest0-21swapper/020:45:190
3441996012,9cyclictest20424-21sed23:05:190
3441996011,11cyclictest17213-21sed23:00:000
3441996011,10cyclictest31807-21phc2sys22:20:230
3443995928,6cyclictest33-21ksoftirqd/221:20:012
344199599,10cyclictest29787-21expr22:15:260
3443995830,7cyclictest33-21ksoftirqd/223:55:212
3443995822,9cyclictest33-21ksoftirqd/220:05:012
3443995822,3cyclictest33-21ksoftirqd/222:25:112
3441995812,18cyclictest17197-21sed00:05:200
3441995812,11cyclictest14036-21/usr/sbin/munin19:30:200
3441995810,9cyclictest22005-21irqrtprio00:15:190
3441995810,10cyclictest19155-21mailstats19:40:230
3443995724,4cyclictest33-21ksoftirqd/221:24:592
3443995724,11cyclictest33-21ksoftirqd/223:10:192
3443995720,4cyclictest33-21ksoftirqd/221:40:112
344199577,16cyclictest0-21swapper/023:45:180
3441995711,16cyclictest27003-21mailstats22:10:250
3441995710,11cyclictest31513-21cat00:35:140
344199567,15cyclictest0-21swapper/019:29:190
3441995611,13cyclictest10134-21irqstats23:50:210
3443995525,4cyclictest33-21ksoftirqd/223:30:012
3441995511,16cyclictest26386-21awk00:25:130
3441995511,12cyclictest13625-21needreboot22:50:210
3441995510,8cyclictest11174-21ls22:45:200
3443995427,7cyclictest33-21ksoftirqd/222:55:242
3443995423,7cyclictest33-21ksoftirqd/222:10:002
3443995416,8cyclictest33-21ksoftirqd/221:50:222
344199548,14cyclictest26353-21runrttasks19:55:220
344199548,12cyclictest15351-21apt-get19:35:130
3441995411,12cyclictest25640-21open_inodes23:15:240
3443995321,7cyclictest33-21ksoftirqd/223:30:262
3443995321,4cyclictest33-21ksoftirqd/200:00:282
3443995320,3cyclictest33-21ksoftirqd/219:25:252
3443995313,4cyclictest33-21ksoftirqd/220:10:012
3441995312,7cyclictest6038-21iostat_ios22:35:190
3441995311,8cyclictest7131-21if_enp1s021:30:160
3443995224,7cyclictest33-21ksoftirqd/219:45:122
3443995224,4cyclictest33-21ksoftirqd/220:47:552
3443995215,6cyclictest33-21ksoftirqd/222:00:002
3443995213,6cyclictest33-21ksoftirqd/223:05:142
344199529,8cyclictest29678-21apt-get20:05:040
3441995210,16cyclictest29154-21/usr/sbin/munin21:10:230
3443995124,7cyclictest33-21ksoftirqd/221:35:282
3443995123,7cyclictest33-21ksoftirqd/223:35:162
3443995123,7cyclictest33-21ksoftirqd/222:15:192
3443995121,3cyclictest33-21ksoftirqd/222:00:152
3443995118,9cyclictest33-21ksoftirqd/200:05:182
3443995114,4cyclictest33-21ksoftirqd/221:45:162
3441995111,11cyclictest962-21fschecks_count22:25:140
3443995022,6cyclictest33-21ksoftirqd/221:35:002
3443995021,7cyclictest33-21ksoftirqd/221:05:162
3443995021,7cyclictest33-21ksoftirqd/220:40:282
3443995019,4cyclictest33-21ksoftirqd/223:20:212
3443995017,3cyclictest33-21ksoftirqd/220:55:192
3443995015,6cyclictest33-21ksoftirqd/222:45:142
3443995011,6cyclictest33-21ksoftirqd/219:40:162
344199507,15cyclictest0-21swapper/020:55:180
3441995011,7cyclictest23832-21if_enp4s022:05:170
344399499,6cyclictest33-21ksoftirqd/200:10:212
344399499,5cyclictest33-21ksoftirqd/220:20:172
3443994920,7cyclictest33-21ksoftirqd/219:10:222
3443994916,6cyclictest33-21ksoftirqd/200:15:142
3443994915,9cyclictest33-21ksoftirqd/220:25:172
3443994915,6cyclictest33-21ksoftirqd/220:50:152
3443994914,4cyclictest33-21ksoftirqd/219:55:162
3443994912,4cyclictest33-21ksoftirqd/200:36:592
344199499,7cyclictest31827-21apt-get23:30:130
3441994911,11cyclictest821-21cut20:10:200
273602490,2sleep20-21swapper/200:25:212
344399485,2cyclictest26599-21apt-get23:20:012
3443994817,7cyclictest33-21ksoftirqd/219:35:202
3443994817,4cyclictest33-21ksoftirqd/222:30:332
3443994816,4cyclictest33-21ksoftirqd/219:15:202
3443994815,9cyclictest33-21ksoftirqd/223:05:002
3443994810,6cyclictest33-21ksoftirqd/221:10:182
3441994812,13cyclictest19420-21fschecks_time00:10:150
3444994744,2cyclictest41-21ksoftirqd/322:54:593
3443994718,7cyclictest33-21ksoftirqd/200:20:272
3443994717,7cyclictest33-21ksoftirqd/223:40:232
3443994716,7cyclictest33-21ksoftirqd/219:25:002
344199479,7cyclictest5824-21ls21:25:250
344199476,8cyclictest0-21swapper/022:40:230
3441994712,13cyclictest30646-21phc2sys23:25:230
301522470,2sleep10-21swapper/120:05:121
135291470,1getstats0-21swapper/321:20:173
3443994637,2cyclictest33-21ksoftirqd/222:35:262
3443994617,4cyclictest33-21ksoftirqd/220:10:012
3443994617,4cyclictest33-21ksoftirqd/219:30:182
3443994613,5cyclictest33-21ksoftirqd/221:25:002
344299463,23cyclictest4526-21taskset20:18:271
344199469,7cyclictest3086-21ls21:20:260
3441994611,15cyclictest9415-21apt-get20:30:010
344399459,5cyclictest33-21ksoftirqd/220:35:042
344399457,10cyclictest33-21ksoftirqd/223:50:022
344399453,3cyclictest33-21ksoftirqd/219:50:222
3443994513,7cyclictest33-21ksoftirqd/200:35:012
3441994511,8cyclictest3665-21iostat_ios22:30:180
135291450,1getstats0-21swapper/322:05:173
3443994418,7cyclictest33-21ksoftirqd/220:15:182
344299446,22cyclictest13956-21taskset00:00:061
3441994318,11cyclictest27054-21seq23:20:050
139291430,0ptp4l401ktimersoftd/323:36:163
344399428,6cyclictest33-21ksoftirqd/222:45:012
3443994215,4cyclictest33-21ksoftirqd/222:50:132
139291420,0ptp4l401ktimersoftd/320:20:263
344299416,21cyclictest1308-21runrttasks19:27:251
3441994112,7cyclictest2902-21diskstats20:15:170
139291410,0ptp4l401ktimersoftd/323:20:043
139291410,0ptp4l401ktimersoftd/322:17:503
139291410,0ptp4l401ktimersoftd/300:03:263
3444994035,3cyclictest41-21ksoftirqd/321:50:003
139291400,0ptp4l401ktimersoftd/323:48:283
139291400,0ptp4l401ktimersoftd/323:25:153
139291400,0ptp4l401ktimersoftd/320:10:183
3444993933,4cyclictest41-21ksoftirqd/300:33:043
3444993833,3cyclictest41-21ksoftirqd/300:20:013
3444993832,4cyclictest41-21ksoftirqd/320:04:383
3444993831,4cyclictest41-21ksoftirqd/319:46:593
3442993831,5cyclictest25-21ksoftirqd/121:06:341
3444993731,3cyclictest41-21ksoftirqd/323:20:003
3442993732,3cyclictest5845-21uname20:20:211
344199377,10cyclictest0-21swapper/000:20:260
135291370,2getstats0-21swapper/320:30:163
3444993631,3cyclictest41-21ksoftirqd/323:33:193
3444993631,3cyclictest41-21ksoftirqd/300:13:473
3444993630,4cyclictest41-21ksoftirqd/323:40:293
3444993630,4cyclictest41-21ksoftirqd/322:46:493
3444993630,4cyclictest41-21ksoftirqd/320:27:183
3444993630,4cyclictest41-21ksoftirqd/320:08:353
3444993630,4cyclictest41-21ksoftirqd/319:57:093
3444993629,4cyclictest41-21ksoftirqd/322:35:583
3442993631,3cyclictest25-21ksoftirqd/121:32:511
3442993630,4cyclictest25-21ksoftirqd/122:39:331
3442993630,4cyclictest25-21ksoftirqd/122:15:121
3442993630,4cyclictest25-21ksoftirqd/121:43:131
3442993630,4cyclictest25-21ksoftirqd/119:46:481
3441993630,4cyclictest9-21ksoftirqd/021:15:330
3441993610,12cyclictest9605-21cut20:30:000
3444993530,3cyclictest41-21ksoftirqd/322:20:263
3444993530,3cyclictest41-21ksoftirqd/320:54:353
3444993529,4cyclictest41-21ksoftirqd/323:04:153
3444993529,4cyclictest41-21ksoftirqd/322:42:283
3444993529,4cyclictest41-21ksoftirqd/321:27:153
3444993529,4cyclictest41-21ksoftirqd/319:29:403
3444993529,4cyclictest41-21ksoftirqd/300:10:003
344499350,2cyclictest121rcu_preempt00:20:153
3442993530,3cyclictest25-21ksoftirqd/122:48:281
3442993530,3cyclictest25-21ksoftirqd/120:26:521
3442993530,3cyclictest25-21ksoftirqd/100:26:561
3442993529,4cyclictest25-21ksoftirqd/122:55:311
3442993529,4cyclictest25-21ksoftirqd/122:12:171
3442993529,4cyclictest25-21ksoftirqd/100:23:201
344199359,16cyclictest0-21swapper/021:40:190
344199357,17cyclictest0-21swapper/020:40:220
344199357,16cyclictest0-21swapper/023:00:230
3444993429,3cyclictest41-21ksoftirqd/323:12:043
3444993428,4cyclictest41-21ksoftirqd/322:56:413
3444993428,4cyclictest41-21ksoftirqd/322:29:173
3444993428,4cyclictest41-21ksoftirqd/322:14:403
3444993428,4cyclictest41-21ksoftirqd/322:04:303
3444993428,4cyclictest41-21ksoftirqd/319:43:453
3444993428,4cyclictest41-21ksoftirqd/319:39:363
3444993428,4cyclictest41-21ksoftirqd/300:27:103
3444993428,3cyclictest8220-21/usr/sbin/munin19:20:133
3442993429,3cyclictest25-21ksoftirqd/121:49:021
3442993429,3cyclictest25-21ksoftirqd/100:15:301
3442993429,3cyclictest25-21ksoftirqd/100:05:531
3442993428,4cyclictest25-21ksoftirqd/123:41:231
3442993428,4cyclictest25-21ksoftirqd/122:40:181
3442993428,4cyclictest25-21ksoftirqd/121:26:331
3442993428,4cyclictest25-21ksoftirqd/121:11:481
344299340,4cyclictest7991-21perf19:20:011
344299340,4cyclictest16816-21awk20:45:001
344299340,3cyclictest26635-21awk23:20:001
344199347,16cyclictest0-21swapper/000:00:160
139291340,0ptp4l401ktimersoftd/321:30:223
3444993328,3cyclictest41-21ksoftirqd/319:15:123
3444993327,4cyclictest41-21ksoftirqd/323:05:553
3444993327,4cyclictest41-21ksoftirqd/321:15:193
3444993327,4cyclictest41-21ksoftirqd/320:57:543
3444993327,4cyclictest41-21ksoftirqd/300:38:293
3442993328,3cyclictest25-21ksoftirqd/123:29:591
3442993328,3cyclictest25-21ksoftirqd/120:57:191
3442993328,3cyclictest25-21ksoftirqd/120:01:251
3442993328,3cyclictest25-21ksoftirqd/119:50:281
3442993328,3cyclictest25-21ksoftirqd/119:39:591
3442993328,3cyclictest25-21ksoftirqd/119:20:111
3442993327,4cyclictest25-21ksoftirqd/123:59:561
3442993327,4cyclictest25-21ksoftirqd/123:30:081
3442993327,4cyclictest25-21ksoftirqd/123:05:531
3442993327,4cyclictest25-21ksoftirqd/122:31:281
3442993327,4cyclictest25-21ksoftirqd/121:57:501
344199338,16cyclictest0-21swapper/022:00:200
3441993311,13cyclictest23167-21if_err_enp4s019:50:160
3444993227,3cyclictest41-21ksoftirqd/321:02:033
3444993227,3cyclictest15099-21cron19:34:593
3444993226,4cyclictest41-21ksoftirqd/323:52:203
3444993226,4cyclictest41-21ksoftirqd/321:54:553
3444993226,4cyclictest41-21ksoftirqd/321:38:263
3444993226,4cyclictest41-21ksoftirqd/321:06:163
3444993226,4cyclictest41-21ksoftirqd/320:45:513
3442993227,3cyclictest25-21ksoftirqd/123:48:481
3442993227,3cyclictest25-21ksoftirqd/122:51:481
3442993227,3cyclictest25-21ksoftirqd/122:20:591
3442993227,3cyclictest25-21ksoftirqd/121:15:411
3442993227,3cyclictest25-21ksoftirqd/100:30:371
3442993226,4cyclictest25-21ksoftirqd/121:21:231
3442993226,4cyclictest25-21ksoftirqd/120:14:081
344299322,26cyclictest19107-21cpuspeed_turbos00:10:131
344299320,3cyclictest14521-21date20:40:001
344199327,15cyclictest0-21swapper/021:35:140
3444993127,2cyclictest41-21ksoftirqd/321:15:003
344299319,20cyclictest21137-21unixbench_singl20:50:271
344299319,19cyclictest22671-21cat23:10:161
3442993126,3cyclictest25-21ksoftirqd/123:53:031
3442993126,3cyclictest25-21ksoftirqd/120:47:361
3442993126,3cyclictest25-21ksoftirqd/119:44:501
3442993126,3cyclictest25-21ksoftirqd/119:13:061
3442993125,4cyclictest25-21ksoftirqd/119:56:351
344299310,2cyclictest0-21swapper/121:00:131
3441993126,3cyclictest9-21ksoftirqd/000:33:020
3444993025,3cyclictest41-21ksoftirqd/320:35:033
344299308,19cyclictest22066-21phc2sys22:00:231
344299308,19cyclictest17323-21phc2sys-jitter21:50:221
344299302,23cyclictest0-21swapper/122:05:131
3444992924,3cyclictest41-21ksoftirqd/320:17:003
344299298,18cyclictest14210-21proc_pri19:30:211
3442992924,3cyclictest25-21ksoftirqd/123:04:001
3442992923,4cyclictest25-21ksoftirqd/123:38:261
3442992923,4cyclictest25-21ksoftirqd/100:37:591
3442992911,15cyclictest10954-21cat20:30:231
3444992823,3cyclictest41-21ksoftirqd/320:42:213
3444992823,3cyclictest41-21ksoftirqd/319:51:423
344299283,20cyclictest8928-21apt-get21:35:131
3441992822,4cyclictest9-21ksoftirqd/020:51:490
344299271,5cyclictest28802-21sed23:20:261
3444992621,3cyclictest41-21ksoftirqd/321:40:553
139291260,0ptp4l401ktimersoftd/323:59:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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