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2026-01-19 - 21:37
[ 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 Mon Jan 19, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2677024836,0sleep20-21swapper/207:10:572
2695824536,0sleep30-21swapper/307:13:063
2664423324,0sleep10-21swapper/107:09:311
2695223026,0sleep00-21swapper/007:13:030
339960,0migration/37436-21fschecks_time10:28:233
339960,0migration/312773-21taskset08:29:443
29805060,0irq/28-eth0-rx-28426-21diskstats11:18:233
29805060,0irq/28-eth0-rx-27324-21kernelversion12:13:273
270299960,0cyclictest0-21swapper/111:53:301
270289966,0cyclictest0-21swapper/011:53:260
270289960,0cyclictest0-21swapper/009:22:430
149960,0migration/08463-21kthreadcore11:23:270
149960,0migration/04044-21rt-features11:38:300
149960,0migration/014250-21sh10:30:520
8305050,0irq/26-0000:00:25953-21port_sshpriv09:58:302
8305050,0irq/26-0000:00:0-21swapper/211:53:092
4150,0ktimersoftd/00-21swapper/011:06:280
35150,0ktimersoftd/30-21swapper/311:06:283
339950,0migration/39758-21kthreadcore09:13:263
339950,0migration/39129-21taskset08:05:343
339950,0migration/37322-21kthreadcore11:23:273
339950,0migration/36673-21cpuspeed_turbos11:43:213
339950,0migration/34134-21aten_r1power_en12:38:203
339950,0migration/328486-21munin-node07:58:253
339950,0migration/328260-21df_abs12:33:233
339950,0migration/326226-21taskset07:53:293
339950,0migration/325112-21munin-node11:53:263
339950,0migration/324775-21munin-node09:23:253
339950,0migration/324534-21fschecks_count10:38:233
339950,0migration/324199-21kthreadcore10:18:273
339950,0migration/322659-21missed_timers08:13:273
339950,0migration/320779-21kthreadcore09:38:253
339950,0migration/32023-21latency_hist07:18:083
339950,0migration/319915-21aten_r1power_vo09:58:213
339950,0migration/31802-21kthreadcore09:08:263
339950,0migration/315848-21munin-node08:53:303
339950,0migration/315234-21kthreadcore07:48:253
339950,0migration/314053-21kthreadcore09:33:273
339950,0migration/311920-21kthreadcore07:23:253
329950,0watchdog/3737-21netstat07:13:273
329950,0watchdog/316040-21grep11:08:283
329950,0watchdog/310414-21kthreadcore12:03:283
329950,0watchdog/30-21swapper/308:18:273
29815050,0irq/29-eth0-tx-9560-21fschecks_time10:48:232
29815050,0irq/29-eth0-tx-7676-21ssh10:45:532
29815050,0irq/29-eth0-tx-2525-21munin-node08:48:290
29815050,0irq/29-eth0-tx-23786-21munin-node07:33:230
29815050,0irq/29-eth0-tx-17964-21chrt11:09:502
29815050,0irq/29-eth0-tx-0-21swapper/212:36:132
29815050,0irq/29-eth0-tx-0-21swapper/212:21:572
29815050,0irq/29-eth0-tx-0-21swapper/210:08:532
29815050,0irq/29-eth0-tx-0-21swapper/009:13:260
29815050,0irq/29-eth0-tx-0-21swapper/008:15:440
29815050,0irq/29-eth0-tx-0-21swapper/007:28:240
29805050,0irq/28-eth0-rx-9090-21ssh12:19:243
29805050,0irq/28-eth0-rx-5429-21munin-node08:23:333
29805050,0irq/28-eth0-rx-3680-21kthreadcore10:43:273
29805050,0irq/28-eth0-rx-24064-21ssh12:09:103
29805050,0irq/28-eth0-rx-23119-21kthreadcore11:13:273
29805050,0irq/28-eth0-rx-22334-21kthreadcore12:28:303
29805050,0irq/28-eth0-rx-22334-21kthreadcore12:28:303
29805050,0irq/28-eth0-rx-1991-21cut10:23:263
29805050,0irq/28-eth0-rx-18421-21sh12:26:343
29805050,0irq/28-eth0-rx-16469-21kthreadcore11:28:273
29805050,0irq/28-eth0-rx-0-21swapper/311:58:273
29805050,0irq/28-eth0-rx-0-21swapper/311:50:303
29805050,0irq/28-eth0-rx-0-21swapper/310:53:123
29805050,0irq/28-eth0-rx-0-21swapper/310:14:553
29805050,0irq/28-eth0-rx-0-21swapper/310:03:263
29805050,0irq/28-eth0-rx-0-21swapper/309:57:073
29805050,0irq/28-eth0-rx-0-21swapper/309:51:153
29805050,0irq/28-eth0-rx-0-21swapper/309:28:273
29805050,0irq/28-eth0-rx-0-21swapper/309:19:183
270309955,0cyclictest0-21swapper/211:22:282
270309950,0cyclictest0-21swapper/211:51:002
270309950,0cyclictest0-21swapper/209:43:372
270309950,0cyclictest0-21swapper/209:38:342
270309950,0cyclictest0-21swapper/209:36:032
270299954,0cyclictest3524-21snmpd09:02:391
270299950,0cyclictest0-21swapper/110:29:371
270299950,0cyclictest0-21swapper/110:07:041
270289955,0cyclictest0-21swapper/011:18:550
270289955,0cyclictest0-21swapper/010:35:430
270289955,0cyclictest0-21swapper/009:52:400
270289955,0cyclictest0-21swapper/007:53:100
270289950,0cyclictest0-21swapper/012:38:030
270289950,0cyclictest0-21swapper/011:31:320
259950,0migration/29567-21sh09:49:342
259950,0migration/27362-21gltestperf11:43:232
259950,0migration/26150-21rt-features11:58:302
259950,0migration/25658-21taskset08:26:032
259950,0migration/24345-21sh10:08:002
259950,0migration/228190-21fschecks_count08:43:212
259950,0migration/227974-21fschecks_count07:58:232
259950,0migration/227537-21latency_hist08:43:082
259950,0migration/218961-21kthreadcore09:18:282
259950,0migration/217333-21unixbench_singl12:23:352
259950,0migration/211126-21sh09:53:182
259950,0migration/210307-21kthreadcore09:13:262
249950,0watchdog/212772-21taskset08:29:432
179950,0migration/123841-21munin-node12:08:361
179950,0migration/122285-21taskset09:20:251
179950,0migration/120247-21munin-node12:28:261
179950,0migration/120247-21munin-node12:28:261
179950,0migration/117724-21kthreadcore11:48:281
169950,0watchdog/128658-21cut11:18:241
169950,0watchdog/111086-21rm09:53:121
149950,0migration/09190-21kthreadcore07:43:250
149950,0migration/08664-21latency_hist10:48:090
149950,0migration/0693-21taskset12:15:250
149950,0migration/06256-21latency_hist11:43:090
149950,0migration/03003-21kthreadcore08:23:250
149950,0migration/028599-21cpu10:03:210
149950,0migration/028228-21latency_hist10:03:090
149950,0migration/027336-21kthreadcore09:23:270
149950,0migration/025826-21kthreadcore09:03:250
149950,0migration/023671-21taskset08:59:430
149950,0migration/022701-21kthreadcore08:38:260
149950,0migration/021621-21kthreadcore12:28:290
149950,0migration/021621-21kthreadcore12:28:290
149950,0migration/019529-21kthreadcore10:53:260
149950,0migration/018545-21gltestperf09:38:220
149950,0migration/01838-21idleruntime-cro07:18:080
149950,0migration/015744-21timerandwakeup07:23:320
149950,0migration/015629-21kthreadcore09:53:280
149950,0migration/015568-21kthreadcore10:13:260
149950,0migration/015094-21kthreadcore12:23:270
149950,0migration/010356-21taskset12:23:010
8305040,0irq/26-0000:00:0-21swapper/210:53:092
339940,0migration/3554-21kthreadcore11:38:263
339940,0migration/316398-21if_err_eth110:33:233
339940,0migration/310819-21kthreadcore10:48:273
329940,0watchdog/331058-40yum-updatesd-he09:06:283
329940,0watchdog/30-21swapper/308:58:283
329940,0watchdog/30-21swapper/308:33:273
29815040,0irq/29-eth0-tx-6088-21diskmemload09:23:172
29815040,0irq/29-eth0-tx-18581-21ssh12:08:272
29815040,0irq/29-eth0-tx-0-21swapper/212:38:122
29815040,0irq/29-eth0-tx-0-21swapper/211:28:292
29815040,0irq/29-eth0-tx-0-21swapper/211:03:112
29815040,0irq/29-eth0-tx-0-21swapper/210:58:252
29815040,0irq/29-eth0-tx-0-21swapper/210:29:562
29815040,0irq/29-eth0-tx-0-21swapper/210:23:192
29815040,0irq/29-eth0-tx-0-21swapper/210:14:292
29805040,0irq/28-eth0-rx-0-21swapper/311:36:013
29805040,0irq/28-eth0-rx-0-21swapper/310:58:193
29805040,0irq/28-eth0-rx-0-21swapper/310:08:093
29805040,0irq/28-eth0-rx-0-21swapper/309:44:013
270309944,0cyclictest0-21swapper/212:30:442
270309944,0cyclictest0-21swapper/212:30:442
270309943,0cyclictest3524-21snmpd11:23:552
270309943,0cyclictest3524-21snmpd09:12:092
270309943,0cyclictest3524-21snmpd09:04:542
270309943,0cyclictest3524-21snmpd08:53:092
270309943,0cyclictest3524-21snmpd08:49:392
270309943,0cyclictest3524-21snmpd08:37:392
270309943,0cyclictest3524-21snmpd08:14:392
270309943,0cyclictest3524-21snmpd07:18:232
270309943,0cyclictest3524-21snmpd07:15:382
270309943,0cyclictest25032-21awk08:18:242
270309943,0cyclictest22978-21awk10:18:252
270309943,0cyclictest22539-21awk11:33:242
270309943,0cyclictest20617-21awk11:13:262
270309943,0cyclictest1093-21awk09:28:252
270299944,0cyclictest0-21swapper/111:29:511
270299943,0cyclictest3571-21lldpd08:31:021
270299943,0cyclictest3571-21lldpd08:08:311
270299943,0cyclictest3524-21snmpd11:05:401
270299943,0cyclictest3524-21snmpd11:02:401
270299943,0cyclictest3524-21snmpd08:46:391
270299943,0cyclictest3524-21snmpd07:45:381
270299943,0cyclictest3524-21snmpd07:41:381
270299943,0cyclictest3524-21snmpd07:20:381
270299943,0cyclictest3472-21awk08:03:231
270299943,0cyclictest31167-21awk11:38:241
270299943,0cyclictest25013-21awk10:38:251
270299943,0cyclictest24776-21awk09:23:251
270299943,0cyclictest18728-21awk09:38:231
270299943,0cyclictest18458-21awk10:53:251
270299943,0cyclictest11832-21awk12:23:251
270289943,0cyclictest3250-21irqbalance12:11:360
270289943,0cyclictest3122-21awk07:18:230
270289943,0cyclictest28502-21awk07:58:250
270289943,0cyclictest27060-21awk10:58:240
270289943,0cyclictest20047-21sadc07:53:080
270289943,0cyclictest16116-21awk11:48:260
270289943,0cyclictest11924-21awk11:08:250
270289940,0cyclictest9597-21munin-node08:08:300
259940,0migration/226771-21kthreadcore07:33:262
259940,0migration/226567-21timerandwakeup07:53:342
259940,0migration/225837-21aten2.4-expect12:13:212
259940,0migration/224884-21hwlatdetect10:38:242
259940,0migration/22387-21kthreadcore07:38:252
259940,0migration/22255-21latency_hist08:03:082
259940,0migration/21895-21kthreadcore11:38:272
259940,0migration/218650-21kthreadcore10:33:252
259940,0migration/213962-21kthreadcore07:23:252
259940,0migration/210001-21irqrtprio12:03:282
249940,0watchdog/218152-21irqstats07:28:272
249940,0watchdog/217884-21runrttasks08:58:242
179940,0migration/19727-21irqcore12:03:271
179940,0migration/15803-21kthreadcore10:43:271
179940,0migration/1443-21fschecks_count09:28:221
179940,0migration/1393-21kthreadcore08:23:251
179940,0migration/132526-21sendmail_mailqu09:43:291
179940,0migration/131436-21taskset09:08:091
179940,0migration/13021-21kthreadcore10:23:261
179940,0migration/126585-21kthreadcore11:33:281
179940,0migration/122773-21kthreadcore08:38:261
179940,0migration/117408-21kthreadcore10:33:251
179940,0migration/115825-21ntp_offset08:53:301
179940,0migration/114662-21kthreadcore11:08:281
179940,0migration/114144-21taskset11:46:271
179940,0migration/113165-21aten2.4-expect07:48:191
179940,0migration/111966-21taskset10:10:081
179940,0migration/111937-21kthreadcore09:33:261
169940,0watchdog/131399-21kthreadcore07:58:271
169940,0watchdog/129856-21needreboot08:18:271
169940,0watchdog/128035-21ssh10:03:001
169940,0watchdog/127714-21kthreadcore10:18:281
169940,0watchdog/116840-21awk08:13:191
169940,0watchdog/114467-21kthreadcore10:48:281
149940,0migration/09954-21kthreadcore10:08:270
149940,0migration/024743-21kthreadcore11:33:270
149940,0migration/024187-21kthreadcore11:13:280
149940,0migration/01210-21runrttasks09:45:290
149940,0migration/010722-21fschecks_time08:53:220
339930,0migration/327159-21runrttasks08:39:223
329930,0watchdog/30-21swapper/308:43:193
329930,0watchdog/30-21swapper/308:08:193
329930,0watchdog/30-21swapper/307:43:193
329930,0watchdog/30-21swapper/307:39:193
29815030,0irq/29-eth0-tx-30991-21aten2.4-expect07:38:180
29815030,0irq/29-eth0-tx-0-21swapper/009:08:200
29815030,0irq/29-eth0-tx-0-21swapper/008:33:200
29805030,0irq/28-eth0-rx-0-21swapper/308:48:193
29805030,0irq/28-eth0-rx-0-21swapper/307:33:203
29805030,0irq/28-eth0-rx-0-21swapper/307:28:223
270309932,0cyclictest3524-21snmpd07:43:082
270299932,0cyclictest7547-21awk09:13:241
270299932,0cyclictest3571-21lldpd12:33:351
270299932,0cyclictest29683-21cut09:03:271
270299932,0cyclictest26631-21grep12:13:241
270299932,0cyclictest24914-21awk07:33:241
270299932,0cyclictest1849-21sort12:18:101
270299932,0cyclictest10470-21awk07:23:231
270299932,0cyclictest10292-21missed_timers11:23:291
270299931,0cyclictest22972-21tr07:53:261
270289933,0cyclictest20760-21kworker/0:210:43:180
270289933,0cyclictest20760-21kworker/0:210:23:180
270289933,0cyclictest12087-21kworker/0:108:43:300
270289933,0cyclictest12087-21kworker/0:108:30:000
270289933,0cyclictest0-21swapper/011:58:200
270289932,0cyclictest9642-21awk12:03:270
270289932,0cyclictest5157-21awk12:38:240
270289932,0cyclictest25002-21awk08:18:230
270289932,0cyclictest24972-21awk10:38:250
270289932,0cyclictest1058-21awk09:28:240
270289930,0cyclictest9177-21cut09:33:210
270289930,0cyclictest23095-21iostat10:18:260
270289930,0cyclictest0-21swapper/008:03:330
249930,0watchdog/20-21swapper/208:08:192
249930,0watchdog/20-21swapper/207:48:112
179930,0migration/119401-21sh11:13:171
169930,0watchdog/10-21swapper/112:38:281
169930,0watchdog/10-21swapper/111:58:121
169930,0watchdog/10-21swapper/110:13:201
169930,0watchdog/10-21swapper/109:48:241
169930,0watchdog/10-21swapper/108:48:271
169930,0watchdog/10-21swapper/108:33:271
169930,0watchdog/10-21swapper/107:30:391
169930,0watchdog/10-21swapper/107:13:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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