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2026-02-14 - 15:57
[ 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 376 highest latencies:
System rack1slot2.osadl.org (updated Sat Feb 14, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2479123727,0sleep30-21swapper/307:14:303
2459323728,0sleep20-21swapper/207:12:082
2469723524,0sleep00-21swapper/007:13:220
2460223324,0sleep10-21swapper/107:12:151
8305060,0irq/26-0000:00:28998-21cut08:25:173
35160,0ktimersoftd/30-21swapper/311:35:403
29815060,0irq/29-eth0-tx-18104-21munin-node07:55:340
29805060,0irq/28-eth0-rx-31011-21iostat11:40:353
29805060,0irq/28-eth0-rx-21784-21ssh11:51:293
29805060,0irq/28-eth0-rx-14207-21kthreadcore12:05:383
29805060,0irq/28-eth0-rx-0-21swapper/311:19:173
29805060,0irq/28-eth0-rx-0-21swapper/309:15:303
27160,0ktimersoftd/20-21swapper/209:37:162
249349960,0cyclictest14529-21ssh10:50:490
249349960,0cyclictest0-21swapper/011:26:370
149960,0migration/07122-21kthreadcore10:30:350
149960,0migration/027972-21kthreadcore11:00:360
8305050,0irq/26-0000:00:21513-21date07:35:173
339950,0migration/39007-21munin-node08:55:353
339950,0migration/38523-21kthreadcore07:45:343
339950,0migration/38081-21cpuspeed_turbos10:50:313
339950,0migration/37331-21kthreadcore10:30:353
339950,0migration/35625-21kthreadcore07:20:373
339950,0migration/33547-21irqcore12:20:343
339950,0migration/331958-21taskset11:01:033
339950,0migration/33164-21kthreadcore11:05:353
339950,0migration/329330-21kthreadcore10:05:353
339950,0migration/328985-21kthreadcore09:45:343
339950,0migration/328487-21df_abs12:35:313
339950,0migration/325881-21switchtime12:30:443
339950,0migration/322951-21sshd09:05:313
339950,0migration/321776-21latency_hist08:20:173
339950,0migration/321703-21munin-node09:25:303
339950,0migration/321669-21taskset09:04:303
339950,0migration/319370-21kthreadcore09:40:363
339950,0migration/314372-21kthreadcore11:10:373
339950,0migration/314224-21latency_hist07:30:173
339950,0migration/312938-21fschecks_count11:30:313
339950,0migration/310024-21kthreadcore11:45:373
329950,0watchdog/330107-21kthreadcore08:00:373
329950,0watchdog/324005-21kthreadcore07:35:323
329950,0watchdog/30-21swapper/310:00:373
29815050,0irq/29-eth0-tx-6693-21grep10:10:352
29815050,0irq/29-eth0-tx-5464-21munin-node10:30:312
29815050,0irq/29-eth0-tx-21567-21munin-node09:25:332
29815050,0irq/29-eth0-tx-18777-21munin-node11:15:402
29815050,0irq/29-eth0-tx-13032-21ssh12:05:382
29815050,0irq/29-eth0-tx-10928-21munin-node07:50:360
29815050,0irq/29-eth0-tx-10116-21ssh12:24:142
29815050,0irq/29-eth0-tx-0-21swapper/210:04:192
29815050,0irq/29-eth0-tx-0-21swapper/009:16:060
29815050,0irq/29-eth0-tx-0-21swapper/008:35:410
29815050,0irq/29-eth0-tx-0-21swapper/007:45:370
29815050,0irq/29-eth0-tx-0-21swapper/007:30:290
29805050,0irq/28-eth0-rx-6314-21runrttasks12:40:483
29805050,0irq/28-eth0-rx-4552-21kthreadcore09:50:353
29805050,0irq/28-eth0-rx-3630-21grep10:10:303
29805050,0irq/28-eth0-rx-3066-21ssh11:24:133
29805050,0irq/28-eth0-rx-30451-21ssh09:30:213
29805050,0irq/28-eth0-rx-29524-21perl07:40:323
29805050,0irq/28-eth0-rx-28473-21cut07:15:353
29805050,0irq/28-eth0-rx-2405-21cut08:05:373
29805050,0irq/28-eth0-rx-21074-21kthreadcore10:55:363
29805050,0irq/28-eth0-rx-14350-21kthreadcore12:25:353
29805050,0irq/28-eth0-rx-14116-21ssh10:35:233
29805050,0irq/28-eth0-rx-10128-21sendmail_mailqu11:25:403
29805050,0irq/28-eth0-rx-0-21swapper/312:13:143
29805050,0irq/28-eth0-rx-0-21swapper/312:01:433
29805050,0irq/28-eth0-rx-0-21swapper/311:59:533
29805050,0irq/28-eth0-rx-0-21swapper/310:44:323
29805050,0irq/28-eth0-rx-0-21swapper/309:55:353
29805050,0irq/28-eth0-rx-0-21swapper/309:39:273
27150,0ktimersoftd/20-21swapper/211:24:412
27150,0ktimersoftd/20-21swapper/210:50:002
259950,0migration/29602-21munin-node09:55:292
259950,0migration/28337-21sh11:06:052
259950,0migration/230171-21idleruntime10:25:342
259950,0migration/224116-21sh12:11:292
259950,0migration/224008-21kthreadcore11:35:372
259950,0migration/218672-21kthreadcore09:00:352
259950,0migration/214424-21sh08:15:172
249369955,0cyclictest0-21swapper/212:01:252
249369955,0cyclictest0-21swapper/211:51:002
249369955,0cyclictest0-21swapper/211:31:372
249369955,0cyclictest0-21swapper/210:37:232
249369955,0cyclictest0-21swapper/209:05:192
249369955,0cyclictest0-21swapper/208:05:332
249369954,0cyclictest16915-21fschecks_count10:55:322
249369950,0cyclictest0-21swapper/210:08:032
249369950,0cyclictest0-21swapper/209:42:222
249359954,0cyclictest3524-21snmpd09:09:551
249359950,0cyclictest0-21swapper/110:22:371
249359950,0cyclictest0-21swapper/109:27:551
249359950,0cyclictest0-21swapper/107:50:391
249349954,0cyclictest426-21ssh12:16:450
249950,0watchdog/211233-21cpuspeed_turbos07:50:282
249950,0watchdog/210168-21cut12:40:372
19150,0ktimersoftd/10-21swapper/110:39:201
19150,0ktimersoftd/10-21swapper/109:37:161
169950,0watchdog/10-21swapper/112:05:371
149950,0migration/08850-21kthreadcore10:10:350
149950,0migration/07177-21kthreadcore11:05:360
149950,0migration/06869-21sh09:35:210
149950,0migration/0663-21kthreadcore11:40:360
149950,0migration/04965-21kthreadcore08:05:370
149950,0migration/030948-21kthreadcore12:35:360
149950,0migration/02996-21rt-features09:10:400
149950,0migration/029016-21kernelversion11:20:370
149950,0migration/028857-21aten_r1power_cu07:40:290
149950,0migration/028356-21kthreadcore08:00:360
149950,0migration/027870-21kthreadcore11:55:350
149950,0migration/027576-21kthreadcore09:45:340
149950,0migration/026780-21munin-node10:05:290
149950,0migration/02540-21kthreadcore10:45:360
149950,0migration/024185-21kthreadcore12:30:380
149950,0migration/022395-21fschecks_time09:25:310
149950,0migration/021940-21latency_hist09:05:180
149950,0migration/020222-21kthreadcore08:15:360
149950,0migration/020177-21kthreadcore12:10:360
149950,0migration/019661-21taskset10:18:560
149950,0migration/019339-21runrttasks11:31:080
149950,0migration/019015-21cpuspeed_turbos11:15:310
149950,0migration/016954-21fschecks_count10:55:320
149950,0migration/015595-21kthreadcore09:20:370
149950,0migration/01288-21sh08:50:310
149950,0migration/010964-21fschecks_time11:10:320
339940,0migration/37046-21taskset08:51:383
339940,0migration/36930-21kthreadcore08:30:353
339940,0migration/331003-21kthreadcore12:15:363
339940,0migration/315565-21kthreadcore10:15:363
329940,0watchdog/318144-21aten_r1power_en07:55:293
329940,0watchdog/30-21swapper/310:25:373
329940,0watchdog/30-21swapper/310:20:373
329940,0watchdog/30-21swapper/308:40:373
329940,0watchdog/30-21swapper/308:37:253
329940,0watchdog/30-21swapper/307:50:283
29815040,0irq/29-eth0-tx-7614-21munin-node08:55:310
29815040,0irq/29-eth0-tx-3549-21ssh11:40:392
29815040,0irq/29-eth0-tx-20503-21aten_r1power_en10:20:302
29815040,0irq/29-eth0-tx-0-21swapper/212:15:202
29815040,0irq/29-eth0-tx-0-21swapper/211:45:332
29815040,0irq/29-eth0-tx-0-21swapper/211:10:372
29815040,0irq/29-eth0-tx-0-21swapper/211:00:302
29815040,0irq/29-eth0-tx-0-21swapper/210:50:292
29815040,0irq/29-eth0-tx-0-21swapper/209:50:372
29815040,0irq/29-eth0-tx-0-21swapper/209:20:222
29815040,0irq/29-eth0-tx-0-21swapper/008:25:370
29805040,0irq/28-eth0-rx-14269-21taskset08:13:393
29805040,0irq/28-eth0-rx-0-21swapper/310:45:253
29805040,0irq/28-eth0-rx-0-21swapper/309:20:533
29805040,0irq/28-eth0-rx-0-21swapper/309:10:353
259940,0migration/28990-21kthreadcore07:25:332
259940,0migration/27239-21kthreadcore11:25:362
259940,0migration/2694-21kthreadcore09:30:352
259940,0migration/228520-21kthreadcore07:15:352
259940,0migration/226056-21fschecks_time08:00:322
259940,0migration/225519-21needreboot12:30:392
259940,0migration/224026-21fschecks_count11:55:302
259940,0migration/222662-21fschecks_time08:20:312
259940,0migration/218984-21fschecks_time07:55:312
259940,0migration/214080-21kthreadcore08:35:362
259940,0migration/210911-21runrttasks08:35:112
259940,0migration/210560-21runrttasks07:48:482
249369944,0cyclictest0-21swapper/210:18:372
249369944,0cyclictest0-21swapper/209:15:332
249369943,0cyclictest3571-21lldpd07:30:412
249369943,0cyclictest3524-21snmpd08:50:392
249369943,0cyclictest3524-21snmpd07:21:092
249369943,0cyclictest29954-21awk07:40:342
249369943,0cyclictest29351-21awk12:35:352
249369943,0cyclictest19414-21awk08:40:342
249369940,0cyclictest26-21rcuc/209:45:352
249359944,0cyclictest0-21swapper/112:30:291
249359944,0cyclictest0-21swapper/110:58:251
249359943,0cyclictest711-21awk12:00:331
249359943,0cyclictest5274-21awk09:15:341
249359943,0cyclictest4879-21awk07:45:321
249359943,0cyclictest3571-21lldpd12:16:141
249359943,0cyclictest3571-21lldpd11:37:141
249359943,0cyclictest3571-21lldpd10:06:431
249359943,0cyclictest3571-21lldpd09:41:131
249359943,0cyclictest3571-21lldpd09:22:131
249359943,0cyclictest3524-21snmpd11:25:411
249359943,0cyclictest3524-21snmpd09:30:401
249359943,0cyclictest3524-21snmpd08:20:391
249359943,0cyclictest3524-21snmpd07:20:541
249359943,0cyclictest30265-21awk09:10:341
249359943,0cyclictest30138-21awk08:25:331
249359943,0cyclictest26415-21awk08:00:341
249359943,0cyclictest1730-21awk09:50:321
249349943,0cyclictest9664-21awk12:05:360
249349943,0cyclictest726-21awk12:00:330
249349943,0cyclictest3250-21irqbalance12:25:250
249349943,0cyclictest3250-21irqbalance12:20:550
249349943,0cyclictest3250-21irqbalance11:35:550
249349943,0cyclictest3250-21irqbalance10:25:240
249349943,0cyclictest3250-21irqbalance10:22:240
249349943,0cyclictest26324-21awk07:15:330
249349943,0cyclictest22955-21awk08:20:340
249940,0watchdog/27614-21munin-node08:55:332
249940,0watchdog/228672-21kthreadcore10:40:372
249940,0watchdog/214712-21aten2.4-expect08:15:292
249940,0watchdog/20-21swapper/212:25:372
249940,0watchdog/20-21swapper/209:10:372
249940,0watchdog/20-21swapper/207:35:322
179940,0migration/19743-21kthreadcore10:50:361
179940,0migration/18765-21kthreadcore10:10:351
179940,0migration/18760-21if_eth1.208:55:351
179940,0migration/17686-21munin-node11:05:391
179940,0migration/131985-21kthreadcore12:35:371
179940,0migration/131462-21kthreadcore11:40:361
179940,0migration/120238-21sh11:33:341
179940,0migration/118456-21kthreadcore08:15:351
179940,0migration/115811-21kthreadcore08:35:371
179940,0migration/115241-21fschecks_time07:30:311
179940,0migration/112772-21munin-node10:15:321
179940,0migration/111376-21latency10:30:361
169940,0watchdog/15112-21cat10:45:371
169940,0watchdog/13858-21diskmemload10:43:011
169940,0watchdog/129752-21kthreadcore11:20:371
169940,0watchdog/124004-21kthreadcore07:35:321
169940,0watchdog/11519-21kthreadcore10:25:371
169940,0watchdog/10-21swapper/112:40:371
169940,0watchdog/10-21swapper/112:28:411
169940,0watchdog/10-21swapper/111:50:371
169940,0watchdog/10-21swapper/111:15:371
169940,0watchdog/10-21swapper/107:15:361
149940,0migration/05090-21sh09:31:210
149940,0migration/024880-21runrttasks08:40:510
149940,0migration/024454-21kthreadcore07:35:330
149940,0migration/016702-21gltestperf09:40:320
149940,0migration/016110-21kthreadcore10:35:350
149940,0migration/015065-21cpuspeed_turbos11:50:320
149940,0migration/014896-21kthreadcore09:55:360
149940,0migration/010377-21kthreadcore12:40:380
149940,0migration/010242-21kthreadcore08:10:350
8305030,0irq/26-0000:00:0-21swapper/308:15:223
29805030,0irq/28-eth0-rx-0-21swapper/308:45:303
259930,0migration/229199-21kthreadcore08:45:362
249359932,0cyclictest8315-21awk07:25:321
249359932,0cyclictest5122-21interrupts08:30:341
249359932,0cyclictest3571-21lldpd08:50:131
249359932,0cyclictest29978-21awk07:40:341
249359932,0cyclictest24536-21awk11:55:321
249359932,0cyclictest19224-21awk10:00:331
249359932,0cyclictest15986-21awk09:00:331
249359932,0cyclictest1133-21awk08:05:341
249349933,0cyclictest9800-21kworker/0:209:50:210
249349933,0cyclictest9800-21kworker/0:209:00:290
249349933,0cyclictest9800-21kworker/0:208:45:270
249349933,0cyclictest9800-21kworker/0:207:20:410
249349933,0cyclictest28425-21kworker/0:111:45:260
249349932,0cyclictest4003-21aten_r1power_fr08:30:290
249349932,0cyclictest19274-21awk10:00:330
249349932,0cyclictest11567-21grep07:25:340
249349930,0cyclictest26376-21kthreadcore10:40:360
249930,0watchdog/20-21swapper/208:25:332
179930,0migration/119216-21fschecks_time08:40:321
169930,0watchdog/131503-21ssh09:46:491
169930,0watchdog/10-21swapper/112:23:291
169930,0watchdog/10-21swapper/112:10:251
169930,0watchdog/10-21swapper/111:48:171
169930,0watchdog/10-21swapper/111:10:211
169930,0watchdog/10-21swapper/111:00:371
169930,0watchdog/10-21swapper/109:55:331
169930,0watchdog/10-21swapper/108:51:331
169930,0watchdog/10-21swapper/108:10:211
169930,0watchdog/10-21swapper/107:55:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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