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2026-02-17 - 11:20
[ 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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot7.osadl.org (updated Tue Feb 17, 2026 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21035213113,82sleep121074-21cut19:02:241
224759912860,8cyclictest0-21swapper/000:12:000
224759912860,8cyclictest0-21swapper/000:12:000
224869912558,57cyclictest352-21runrttasks22:07:281
224869912558,57cyclictest352-21runrttasks22:07:281
224869911960,52cyclictest22456-21cyclictest22:47:351
224759911657,14cyclictest22456-21cyclictest21:21:590
22486991083,54cyclictest20877-21kworker/u19:1+ext4-rsv-conversion21:12:131
2614221010,7sleep30-21swapper/321:55:543
224869910138,10cyclictest0-21swapper/121:21:591
22492999943,10cyclictest181rcu_preempt19:12:332
22486999940,10cyclictest0-21swapper/121:52:141
22492999749,8cyclictest181rcu_preempt21:47:132
22486999540,13cyclictest12157-21latency_hist22:26:591
22486999534,15cyclictest0-21swapper/120:12:161
22486999534,15cyclictest0-21swapper/120:12:161
22486999534,13cyclictest0-21swapper/121:46:411
22486999333,13cyclictest0-21swapper/122:52:261
22475999371,12cyclictest0-21swapper/019:31:590
216632938,59sleep021753-21cat19:02:440
22486999239,8cyclictest0-21swapper/123:57:001
22486999231,15cyclictest0-21swapper/119:32:271
22475999169,12cyclictest0-21swapper/020:31:590
22486999034,18cyclictest6232-21latency_hist22:16:591
22475999068,12cyclictest0-21swapper/020:26:590
22475999068,11cyclictest0-21swapper/020:17:000
22475999068,11cyclictest0-21swapper/020:17:000
22475998969,9cyclictest0-21swapper/021:02:220
2107728911,53sleep221132-21/usr/sbin/munin19:02:252
22475998868,9cyclictest0-21swapper/020:01:590
22475998838,8cyclictest181rcu_preempt22:15:420
22486998736,12cyclictest23924-21unixbench_multi20:47:341
22475998771,8cyclictest0-21swapper/000:22:230
22475998771,8cyclictest0-21swapper/000:22:230
22486998632,9cyclictest0-21swapper/120:57:131
22486998632,9cyclictest0-21swapper/120:57:131
22475998667,9cyclictest0-21swapper/019:47:150
22492998566,9cyclictest0-21swapper/222:02:132
2248699852,30cyclictest17349-21/usr/sbin/munin20:27:331
22486998513,29cyclictest12165-21latency_hist00:16:591
22475998569,8cyclictest0-21swapper/021:52:350
22475998553,7cyclictest181rcu_preempt20:32:210
22475998467,11cyclictest277-21dbus-daemon22:56:580
22475998465,7cyclictest0-21swapper/020:51:590
22475998462,17cyclictest22456-21cyclictest00:32:070
22475998462,17cyclictest22456-21cyclictest00:32:070
22492998344,8cyclictest181rcu_preempt23:47:112
22475998366,8cyclictest0-21swapper/019:11:590
22486998229,9cyclictest0-21swapper/120:07:301
22492998135,8cyclictest181rcu_preempt19:52:122
22492998135,8cyclictest181rcu_preempt19:52:122
22486998139,9cyclictest22456-21cyclictest22:27:341
22486998139,9cyclictest22456-21cyclictest22:27:341
22475998166,7cyclictest0-21swapper/023:47:220
22475998165,7cyclictest0-21swapper/000:02:010
22475998161,13cyclictest26326-21cpuspeed20:57:130
22475998161,13cyclictest26326-21cpuspeed20:57:130
22475998149,25cyclictest0-21swapper/021:41:560
22475998141,7cyclictest181rcu_preempt20:07:200
22492998056,15cyclictest9025-21ntp_states20:02:282
22492997949,19cyclictest6015-21modprobe23:11:562
22486997936,34cyclictest23451-21mailstats19:07:501
2248699792,22cyclictest885-21netstat23:57:251
2248699792,22cyclictest885-21netstat23:57:251
22475997962,11cyclictest19676-21snmpd00:17:160
22475997951,19cyclictest11386-21ssh00:15:050
22475997949,7cyclictest181rcu_preempt22:09:140
22475997949,7cyclictest181rcu_preempt22:09:140
22475997949,10cyclictest181rcu_preempt20:17:300
22475997949,10cyclictest181rcu_preempt20:17:300
22475997945,25cyclictest0-21swapper/021:22:230
22475997943,14cyclictest181rcu_preempt22:43:490
22486997858,14cyclictest29824-21fschecks_count19:27:171
22486997852,18cyclictest15686-21ntp_kernel_err23:27:241
22486997852,18cyclictest15686-21ntp_kernel_err23:27:241
22486997850,20cyclictest7016-21sh22:17:241
22486997850,20cyclictest7016-21sh22:17:241
22492997756,15cyclictest544-21cron22:16:572
22486997754,16cyclictest1-21systemd22:41:061
22486997754,16cyclictest1-21systemd22:41:061
22492997652,16cyclictest29230-21diskmemload21:54:522
22492997645,22cyclictest21330-21grep23:37:182
22492997645,22cyclictest21330-21grep23:37:182
22492997639,9cyclictest181rcu_preempt23:44:142
22486997655,15cyclictest11783-21idleruntime-cro21:31:571
22486997626,15cyclictest0-21swapper/123:12:241
22475997652,15cyclictest26029-21systemctl20:56:580
22475997650,19cyclictest11255-21journal-offline23:20:050
22475997648,19cyclictest15357-21fschecks_count23:27:170
22475997648,19cyclictest15357-21fschecks_count23:27:170
22475997647,19cyclictest0-21swapper/021:47:230
230832750,7sleep30-21swapper/320:47:143
22492997542,11cyclictest15398-21cstates22:32:132
22486997560,10cyclictest1-21systemd21:11:581
22486997547,20cyclictest3266-21latency_hist23:07:001
2248699753,26cyclictest29230-21diskmemload21:35:021
22475997559,9cyclictest0-21swapper/023:22:340
22492997459,8cyclictest0-21swapper/200:12:512
22492997457,11cyclictest26422-21/usr/sbin/munin19:17:322
22486997452,14cyclictest200-21systemd-journal00:25:051
22486997452,14cyclictest200-21systemd-journal00:25:051
22486997437,8cyclictest181rcu_preempt22:32:331
22475997457,12cyclictest0-21swapper/022:59:580
22475997456,10cyclictest0-21swapper/019:17:200
22475997451,15cyclictest1046-21ntp_kernel_pll_23:02:260
22475997449,19cyclictest15970-21ssh22:32:290
22475997447,19cyclictest13029-21processes22:27:290
22475997447,19cyclictest13029-21processes22:27:290
22475997445,19cyclictest0-21swapper/022:02:190
22475997347,8cyclictest181rcu_preempt21:57:300
22475997347,8cyclictest181rcu_preempt21:57:300
22492997258,10cyclictest22456-21cyclictest00:18:432
22492997250,10cyclictest0-21swapper/219:07:292
22492997240,11cyclictest9170-21sh23:17:002
22492997232,8cyclictest181rcu_preempt19:37:122
22486997250,13cyclictest0-21swapper/119:56:581
22486997250,13cyclictest0-21swapper/119:56:581
22486997242,9cyclictest24356-21munin-node23:47:401
22475997259,9cyclictest22456-21cyclictest00:27:300
22475997256,10cyclictest22003-21timerwakeupswit23:37:330
22475997256,10cyclictest22003-21timerwakeupswit23:37:330
22475997254,11cyclictest7205-21ssh22:17:310
22475997254,11cyclictest7205-21ssh22:17:310
22475997237,8cyclictest181rcu_preempt21:12:490
22486997154,10cyclictest0-21swapper/100:17:341
22486997152,14cyclictest8966-21netstat20:02:251
2248699713,25cyclictest29230-21diskmemload00:11:041
2248699713,25cyclictest29230-21diskmemload00:11:041
22475997142,13cyclictest181rcu_preempt23:14:460
2159927110,36sleep30-21swapper/319:02:433
22492997054,10cyclictest30439-21ntp_offset23:52:262
22492997052,13cyclictest25984-21kworker/u17:3-nfsiod21:57:222
22492997052,13cyclictest25984-21kworker/u17:3-nfsiod21:57:222
22492997052,11cyclictest13203-21latency_hist20:17:002
22492997052,11cyclictest13203-21latency_hist20:17:002
22492997051,14cyclictest29230-21diskmemload21:17:172
22492997042,20cyclictest1265-21nfs4_client22:07:552
22492997042,20cyclictest1265-21nfs4_client22:07:552
22492997036,25cyclictest14815-21cron23:26:572
22486997046,7cyclictest181rcu_preempt00:36:211
22486997046,7cyclictest181rcu_preempt00:36:211
22486997046,14cyclictest0-21swapper/123:32:181
22486997045,17cyclictest1-21systemd20:01:011
22475997056,9cyclictest24372-21ssh22:47:200
22475997051,10cyclictest0-21swapper/019:27:000
22475997051,10cyclictest0-21swapper/019:27:000
22475997044,20cyclictest0-21swapper/023:52:210
22475997042,8cyclictest181rcu_preempt23:35:280
22475997035,8cyclictest181rcu_preempt19:12:260
22475997032,31cyclictest0-21swapper/023:42:190
22492996953,10cyclictest6484-21acpi22:17:082
22492996953,10cyclictest6484-21acpi22:17:082
2249299695,27cyclictest21544-21expr20:42:152
22492996951,13cyclictest24671-21sh22:47:282
22492996949,14cyclictest15131-21sh22:32:012
22492996949,14cyclictest15131-21sh22:32:012
22492996939,21cyclictest835-21cat23:57:242
22492996939,21cyclictest835-21cat23:57:242
22492996938,22cyclictest2449-21cat19:42:232
22486996945,18cyclictest24875-21fschecks_time20:52:171
22486996935,23cyclictest18551-21fschecks_time00:27:191
2248699692,36cyclictest352-21runrttasks23:22:351
22475996953,10cyclictest18098-21kworker/u18:1-nfsiod23:57:330
22475996947,14cyclictest910-21ntp_kernel_err19:37:250
22475996941,7cyclictest181rcu_preempt21:44:250
22475996939,7cyclictest181rcu_preempt21:07:310
22475996930,7cyclictest181rcu_preempt22:22:080
22492996852,10cyclictest15440-21ssh00:22:142
22492996852,10cyclictest15440-21ssh00:22:142
22492996848,14cyclictest31812-21sh22:59:412
22492996834,9cyclictest181rcu_preempt21:07:132
22486996847,16cyclictest22456-21cyclictest20:22:161
22486996847,15cyclictest365-21ntpd21:07:001
22475996845,15cyclictest3891-21ntp_kernel_pll_00:02:250
22492996750,10cyclictest19485-21kworker/u17:3-rpciod21:13:282
22492996749,11cyclictest277-21dbus-daemon21:06:582
22492996746,15cyclictest544-21cron19:31:572
2249299673,33cyclictest39-21ksoftirqd/221:26:022
22486996750,10cyclictest17667-21cron21:41:561
22486996749,9cyclictest0-21swapper/122:57:221
22475996747,11cyclictest0-21swapper/021:32:340
22475996745,11cyclictest0-21swapper/020:46:570
22492996652,9cyclictest20570-21kworker/u17:0-rpciod23:04:032
22486996650,10cyclictest29173-21ssh22:01:051
22486996650,10cyclictest29173-21ssh22:01:051
22486996649,11cyclictest200-21systemd-journal23:21:051
22486996644,16cyclictest21681-21fschecks_time20:42:201
22486996643,15cyclictest21073-21sh21:47:141
22486996642,16cyclictest30151-21idleruntime22:02:201
22486996641,17cyclictest29230-21diskmemload23:44:491
22486996638,22cyclictest2792-21threads19:42:321
2248699663,22cyclictest4268-21ssh23:07:331
22486996619,17cyclictest0-21swapper/119:23:591
22486996619,17cyclictest0-21swapper/119:23:591
22475996643,15cyclictest0-21swapper/019:37:000
22492996546,13cyclictest29230-21diskmemload21:37:032
22492996545,14cyclictest32007-21threads19:32:322
22492996544,15cyclictest3350-21ssh00:02:132
22492996535,10cyclictest170-21jbd2/mmcblk2p2-822:37:292
22492996535,10cyclictest170-21jbd2/mmcblk2p2-822:37:292
22486996547,11cyclictest0-21swapper/119:37:191
22475996549,10cyclictest11394-21ssh21:30:540
22475996547,12cyclictest8652-21sh20:02:180
22475996546,13cyclictest29230-21diskmemload23:07:090
22475996534,22cyclictest18499-21fschecks_time22:37:200
22475996534,22cyclictest18499-21fschecks_time22:37:200
22492996445,11cyclictest0-21swapper/222:26:062
22492996444,14cyclictest9186-21cpu21:27:142
22486996449,9cyclictest0-21swapper/100:02:131
22486996444,15cyclictest352-21runrttasks21:22:281
22486996433,23cyclictest24680-21fschecks_time19:12:101
22475996450,9cyclictest11456-21kworker/u19:0-flush-179:020:37:190
2249299636,49cyclictest12094-21ssh21:32:082
22492996347,12cyclictest14255-21kworker/u17:3-rpciod21:45:302
22492996347,10cyclictest22801-21ssh00:34:052
22492996347,10cyclictest22801-21ssh00:34:052
22492996346,9cyclictest0-21swapper/223:17:322
22492996345,11cyclictest0-21swapper/220:47:302
22492996344,14cyclictest13672-21if_eth020:17:212
22492996344,14cyclictest13672-21if_eth020:17:212
22492996343,14cyclictest18373-21sh00:27:152
22492996332,22cyclictest4410-21grep19:47:332
22486996345,12cyclictest29230-21diskmemload23:39:521
22486996345,12cyclictest29230-21diskmemload23:39:521
22492996245,9cyclictest0-21swapper/222:52:342
22486996246,11cyclictest22456-21cyclictest20:37:291
22486996230,12cyclictest181rcu_preempt19:47:211
22475996244,13cyclictest6753-21latency_hist19:57:000
22475996244,13cyclictest6753-21latency_hist19:57:000
22492996146,10cyclictest22456-21cyclictest19:22:232
22492996146,10cyclictest22456-21cyclictest19:22:232
22492996145,10cyclictest22456-21cyclictest20:37:002
22492996145,10cyclictest15689-21ssh23:27:242
22492996145,10cyclictest15689-21ssh23:27:242
22492996142,14cyclictest0-21swapper/222:46:582
22486996145,10cyclictest0-21swapper/120:17:341
22486996145,10cyclictest0-21swapper/120:17:341
22486996141,15cyclictest18918-21threads20:32:301
22486996129,21cyclictest21476-21fschecks_time22:42:191
22492996045,8cyclictest0-21swapper/220:27:342
22492996045,10cyclictest22456-21cyclictest00:07:322
22492996045,10cyclictest22456-21cyclictest00:07:322
22492996043,11cyclictest26253-21acpi20:57:072
22492996043,11cyclictest26253-21acpi20:57:072
22492996030,22cyclictest18978-21grep23:32:332
22475996042,13cyclictest2047-21cpu19:42:130
22492995942,11cyclictest10272-21fschecks_count20:07:192
22486995945,9cyclictest27017-21proc_pri19:17:301
22492995842,9cyclictest0-21swapper/219:57:182
22492995842,8cyclictest0-21swapper/220:52:312
22492995640,8cyclictest0-21swapper/220:37:192
2249299563,37cyclictest14939-21/usr/sbin/munin20:22:312
22505995337,9cyclictest297162sleep321:07:153
2250599494,32cyclictest23820-21taskset21:52:013
22505994915,24cyclictest7900-21chrt00:09:083
22505994915,24cyclictest7900-21chrt00:09:083
2250599484,31cyclictest18145-21taskset00:27:003
2250599484,31cyclictest18145-21taskset00:27:003
2250599483,32cyclictest32217-21taskset19:32:343
2250599474,30cyclictest539-21chrt22:07:093
2250599474,30cyclictest539-21chrt22:07:093
2250599474,30cyclictest5255-21taskset23:09:453
2250599473,31cyclictest6887-21chrt19:57:083
2250599473,31cyclictest12409-21chrt00:17:113
2250599473,30cyclictest13513-21taskset22:27:443
2250599473,30cyclictest13513-21taskset22:27:443
2250599464,31cyclictest21250-21taskset23:37:183
2250599464,31cyclictest21250-21taskset23:37:183
2250599463,32cyclictest24490-21taskset23:42:243
2250599463,32cyclictest18629-21taskset21:42:293
2250599463,30cyclictest17494-21taskset23:31:133
2250599463,30cyclictest17494-21taskset23:31:133
2250599463,30cyclictest15278-21taskset22:32:063
2250599463,29cyclictest27227-21taskset22:52:173
2250599462,31cyclictest19646-21taskset23:33:573
2250599462,31cyclictest18792-21taskset20:32:283
89102450,7sleep30-21swapper/322:21:243
89102450,7sleep30-21swapper/322:21:243
2250599454,31cyclictest20937-21chrt22:41:593
2250599454,31cyclictest20937-21chrt22:41:593
2250599453,30cyclictest977-21taskset23:57:293
2250599453,30cyclictest977-21taskset23:57:293
2250599453,30cyclictest3903-21chrt19:47:203
2250599453,30cyclictest10105-21chrt20:07:083
2250599453,29cyclictest5596-21taskset19:52:223
2250599453,29cyclictest5596-21taskset19:52:223
2250599453,28cyclictest9399-21taskset00:12:043
2250599453,28cyclictest21416-21chrt20:42:123
2250599453,26cyclictest3819-21chrt00:02:233
2250599452,31cyclictest15252-21taskset21:37:183
2250599452,30cyclictest29655-21taskset19:27:113
2250599452,30cyclictest21691-21taskset00:32:233
2250599452,30cyclictest21691-21taskset00:32:233
2250599444,30cyclictest23233-21taskset19:07:433
2250599444,27cyclictest21161-21taskset22:42:073
2250599443,30cyclictest3786-21taskset21:17:243
2250599443,29cyclictest9463-21taskset22:22:133
2250599443,29cyclictest30224-21taskset22:02:223
2250599443,29cyclictest28052-21taskset19:22:133
2250599443,29cyclictest28052-21taskset19:22:133
2250599443,29cyclictest27086-21chrt23:47:153
2250599443,29cyclictest26820-21taskset21:57:033
2250599443,29cyclictest26820-21taskset21:57:033
2250599443,28cyclictest29806-21taskset23:52:053
2250599443,28cyclictest16571-21chrt20:27:133
2250599443,28cyclictest12115-21taskset21:32:113
2250599434,29cyclictest9916-21taskset23:17:273
2250599433,29cyclictest8550-21taskset20:02:143
2250599433,29cyclictest30173-21chrt22:57:163
2250599433,29cyclictest20869-21taskset20:38:353
2250599433,28cyclictest11714-21chrt20:12:113
2250599433,28cyclictest11714-21chrt20:12:113
2250599432,32cyclictest26721-21taskset22:51:573
2250599432,29cyclictest9176-21chrt21:27:133
2250599432,28cyclictest6972-21chrt23:12:283
2250599432,28cyclictest417-21taskset23:02:023
2250599423,29cyclictest29172-21taskset21:06:343
2250599423,29cyclictest2152-21taskset21:14:453
2250599423,28cyclictest20753-21taskset00:31:383
2250599423,27cyclictest9013-21chrt21:27:013
2250599423,27cyclictest26238-21taskset20:57:023
2250599423,27cyclictest26238-21taskset20:57:023
2250599423,27cyclictest24635-21chrt20:52:083
2250599423,27cyclictest13359-21chrt20:17:133
2250599423,27cyclictest13359-21chrt20:17:133
2250599423,27cyclictest12170-21taskset23:22:013
2250599423,26cyclictest14962-21taskset20:22:113
2250599422,28cyclictest433-21chrt19:37:123
2250599413,28cyclictest2383-21taskset19:42:223
2250599412,29cyclictest3815-21chrt22:12:203
2250599412,27cyclictest26445-21taskset19:17:113
2250599412,27cyclictest24384-21taskset19:12:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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