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2026-02-18 - 18:10
[ 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 Wed Feb 18, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1523127978,0sleep20-21swapper/207:15:102
1499623626,0sleep30-21swapper/307:12:233
1494823424,0sleep10-21swapper/107:11:491
1519623329,0sleep00-21swapper/007:14:440
153469977,0cyclictest83050irq/26-0000:00:08:40:592
153459970,0cyclictest7290-21tr08:15:551
153449970,0cyclictest2092-21grep08:35:500
339960,0migration/332434-21sh11:09:063
339960,0migration/330293-21sh12:03:043
339960,0migration/317189-21sh11:18:213
339960,0migration/316287-21munin-node08:45:473
339960,0migration/315704-21sh12:14:023
339960,0migration/314973-21fschecks_time11:55:513
339960,0migration/314096-21sh10:56:183
339960,0migration/310885-21sh11:33:283
29805060,0irq/28-eth0-rx-9366-21ssh09:20:583
29805060,0irq/28-eth0-rx-21534-21perl11:40:503
29805060,0irq/28-eth0-rx-0-21swapper/312:28:533
153469960,0cyclictest10819-21kthreadcore10:55:552
153469960,0cyclictest0-21swapper/212:16:482
153449966,0cyclictest0-21swapper/009:00:540
149960,0migration/029528-21kthreadcore12:20:570
149960,0migration/016127-21sh12:15:140
149960,0migration/012865-21sh10:39:180
8305050,0irq/26-0000:00:0-21swapper/209:55:552
339950,0migration/330851-21fschecks_count08:10:503
339950,0migration/32544-21munin-node10:31:013
339950,0migration/324078-21munin-node10:06:023
339950,0migration/323782-21kthreadcore12:35:553
339950,0migration/323664-21kthreadcore08:25:563
339950,0migration/323203-21latency_hist08:50:373
339950,0migration/322636-21latency_hist07:20:373
339950,0migration/322429-21taskset08:01:473
339950,0migration/32153-21kthreadcore07:25:553
339950,0migration/320371-21munin-node07:40:513
339950,0migration/320361-21taskset09:29:503
339950,0migration/319808-21munin-node09:10:493
339950,0migration/318555-21cpuspeed_turbos11:20:513
339950,0migration/318466-21rt-features08:21:003
339950,0migration/316438-21latency_hist12:15:383
339950,0migration/315200-21latency_hist09:45:373
339950,0migration/31332-21munin-node09:55:543
339950,0migration/312832-21irqrtprio10:20:553
339950,0migration/312790-21taskset10:39:063
339950,0migration/311500-21kthreadcore08:40:563
339950,0migration/311265-21timerandwakeup07:31:013
329950,0watchdog/37110-21cut10:15:573
329950,0watchdog/331463-21sh12:05:413
329950,0watchdog/330203-21kthreadcore08:30:573
329950,0watchdog/311111-21perl12:30:533
329950,0watchdog/30-21swapper/309:15:573
29815050,0irq/29-eth0-tx-8295-21ssh11:12:432
29815050,0irq/29-eth0-tx-4933-21munin-node10:35:572
29815050,0irq/29-eth0-tx-2986-21ssh10:31:112
29815050,0irq/29-eth0-tx-23439-21ssh10:45:532
29815050,0irq/29-eth0-tx-19991-21munin-node10:25:532
29815050,0irq/29-eth0-tx-17626-21munin-node10:06:022
29815050,0irq/29-eth0-tx-11075-21ps11:15:542
29815050,0irq/29-eth0-tx-10690-21ssh11:32:572
29815050,0irq/29-eth0-tx-0-21swapper/212:22:152
29815050,0irq/29-eth0-tx-0-21swapper/212:05:542
29815050,0irq/29-eth0-tx-0-21swapper/210:04:512
29815050,0irq/29-eth0-tx-0-21swapper/009:15:570
29815050,0irq/29-eth0-tx-0-21swapper/008:45:460
29805050,0irq/28-eth0-rx-3782-21kthreadcore08:55:563
29805050,0irq/28-eth0-rx-29403-21kthreadcore12:20:573
29805050,0irq/28-eth0-rx-25401-21grep09:30:553
29805050,0irq/28-eth0-rx-2075-21kthreadcore10:50:583
29805050,0irq/28-eth0-rx-19805-21kthreadcore11:00:563
29805050,0irq/28-eth0-rx-1828-21fschecks_count07:50:513
29805050,0irq/28-eth0-rx-0-21swapper/311:49:343
29805050,0irq/28-eth0-rx-0-21swapper/311:13:533
29805050,0irq/28-eth0-rx-0-21swapper/310:46:043
29805050,0irq/28-eth0-rx-0-21swapper/310:26:493
29805050,0irq/28-eth0-rx-0-21swapper/310:10:563
29805050,0irq/28-eth0-rx-0-21swapper/309:50:553
29805050,0irq/28-eth0-rx-0-21swapper/308:15:493
29805050,0irq/28-eth0-rx-0-21swapper/307:45:553
259950,0migration/29695-21kthreadcore09:40:552
259950,0migration/228700-21kthreadcore08:30:552
259950,0migration/226695-21kthreadcore11:05:542
259950,0migration/224429-21munin-node09:50:512
259950,0migration/223800-21kthreadcore11:20:572
259950,0migration/223359-21sh11:03:022
259950,0migration/222722-21latency_hist12:00:382
259950,0migration/211816-21irqrtprio12:30:562
259950,0migration/211007-21kthreadcore11:50:572
249950,0watchdog/213708-21aten_r1power_fr10:40:492
179950,0migration/19477-21fschecks_count10:00:521
179950,0migration/18216-21kthreadcore09:20:571
179950,0migration/14929-21taskset11:49:401
179950,0migration/13648-21netstat07:25:561
179950,0migration/131567-21if_eth108:55:531
179950,0migration/129421-21taskset07:22:011
179950,0migration/127886-21sh09:31:231
179950,0migration/120134-21timerandwakeup10:41:021
179950,0migration/114043-21kthreadcore07:35:551
179950,0migration/110680-21idleruntime11:15:521
169950,0watchdog/130759-21cut12:20:571
169950,0watchdog/128372-21ps09:15:571
169950,0watchdog/118442-21grep08:45:531
153469955,0cyclictest0-21swapper/212:01:592
153469955,0cyclictest0-21swapper/211:35:582
153469955,0cyclictest0-21swapper/209:33:002
153469950,0cyclictest0-21swapper/208:35:552
153459954,0cyclictest14117-21ps09:05:551
153459950,0cyclictest0-21swapper/109:57:461
153449955,0cyclictest0-21swapper/011:31:560
153449955,0cyclictest0-21swapper/010:31:520
153449950,0cyclictest0-21swapper/012:09:460
153449950,0cyclictest0-21swapper/009:23:360
149950,0migration/09697-21sh10:16:560
149950,0migration/07931-21taskset09:58:270
149950,0migration/05679-21aten_r1power_fr11:50:500
149950,0migration/03875-21ntp_offset08:10:570
149950,0migration/031565-21kthreadcore09:35:550
149950,0migration/028723-21kthreadcore11:25:550
149950,0migration/028300-21sh10:30:240
149950,0migration/028288-21taskset09:32:230
149950,0migration/027843-21kthreadcore08:50:580
149950,0migration/027097-21kthreadcore07:20:570
149950,0migration/025924-21sh10:10:290
149950,0migration/024690-21kthreadcore08:05:550
149950,0migration/022935-21munin-node12:16:010
149950,0migration/022786-21latency_hist12:00:380
149950,0migration/022153-21kthreadcore08:25:560
149950,0migration/021311-21munin-node09:10:550
149950,0migration/020330-21taskset11:40:300
149950,0migration/019503-21kthreadcore08:00:550
149950,0migration/019116-21sh09:26:500
149950,0migration/01902-21kthreadcore11:45:550
149950,0migration/01766-21fschecks_count07:50:510
149950,0migration/01742-21unixbench-2d12:41:040
149950,0migration/015741-21irqrtprio11:55:540
149950,0migration/015124-21irqrtprio10:40:540
149950,0migration/014008-21kthreadcore07:35:550
149950,0migration/010321-21aten_r1power_cu12:30:510
8305040,0irq/26-0000:00:30533-21cpuspeed_turbos08:10:492
8305040,0irq/26-0000:00:1262-21latency_hist07:50:382
8305040,0irq/26-0000:00:0-21swapper/209:45:522
8305040,0irq/26-0000:00:0-21swapper/208:05:382
339940,0migration/327623-21sh12:40:493
339940,0migration/315218-21kthreadcore11:35:573
329940,0watchdog/30-21swapper/310:40:493
329940,0watchdog/30-21swapper/307:35:563
29815040,0irq/29-eth0-tx-26937-21ssh11:25:432
29815040,0irq/29-eth0-tx-26687-21diskmemload12:40:452
29815040,0irq/29-eth0-tx-0-21swapper/212:35:412
29815040,0irq/29-eth0-tx-0-21swapper/212:11:552
29815040,0irq/29-eth0-tx-0-21swapper/211:45:592
29815040,0irq/29-eth0-tx-0-21swapper/210:50:482
29815040,0irq/29-eth0-tx-0-21swapper/210:20:542
29815040,0irq/29-eth0-tx-0-21swapper/210:15:562
29815040,0irq/29-eth0-tx-0-21swapper/210:10:412
29815040,0irq/29-eth0-tx-0-21swapper/209:36:092
29815040,0irq/29-eth0-tx-0-21swapper/007:49:440
29805040,0irq/28-eth0-rx-0-21swapper/311:50:563
29805040,0irq/28-eth0-rx-0-21swapper/311:25:543
29805040,0irq/28-eth0-rx-0-21swapper/310:01:193
29805040,0irq/28-eth0-rx-0-21swapper/309:40:443
29805040,0irq/28-eth0-rx-0-21swapper/309:35:543
29805040,0irq/28-eth0-rx-0-21swapper/309:00:483
259940,0migration/29328-21kthreadcore07:30:542
259940,0migration/26310-21hwlatdetect09:00:512
259940,0migration/229491-21kthreadcore07:45:542
259940,0migration/222690-21latency_hist07:20:382
259940,0migration/222295-21kthreadcore09:10:552
259940,0migration/219975-21fschecks_time07:40:492
259940,0migration/219366-21kthreadcore08:00:552
259940,0migration/214198-21kthreadcore09:05:552
259940,0migration/21350-21latency_hist12:25:382
249940,0watchdog/27491-21kthreadcore09:20:572
249940,0watchdog/228377-21cut09:15:572
179940,0migration/19479-21kthreadcore09:40:551
179940,0migration/18386-21kthreadcore07:30:541
179940,0migration/16500-21sh12:07:311
179940,0migration/132249-21kthreadcore07:45:551
179940,0migration/130503-21kthreadcore12:40:551
179940,0migration/128057-21munin-node11:25:531
179940,0migration/125563-21kthreadcore10:45:551
179940,0migration/124212-21munin-node10:06:021
179940,0migration/122431-21taskset08:01:491
179940,0migration/121759-21sh11:20:561
179940,0migration/121299-21kthreadcore11:00:561
179940,0migration/12079-21fschecks_count08:35:501
179940,0migration/117981-21kthreadcore07:15:541
179940,0migration/117336-21kthreadcore11:55:551
179940,0migration/116952-21kthreadcore08:20:561
179940,0migration/11539-21kthreadcore08:10:551
179940,0migration/115300-21sh10:59:371
179940,0migration/110768-21kthreadcore07:55:551
179940,0migration/110720-21kthreadcore11:50:571
169940,0watchdog/13615-21ssh10:15:531
169940,0watchdog/127640-21chrt10:28:371
169940,0watchdog/125901-21ssh12:36:451
169940,0watchdog/124137-21cut08:25:561
169940,0watchdog/120862-21munin-node07:40:521
169940,0watchdog/118613-21ssh10:22:371
169940,0watchdog/115335-21telnet09:45:491
169940,0watchdog/111437-21ssh11:34:571
169940,0watchdog/10-21swapper/110:50:531
169940,0watchdog/10-21swapper/110:10:571
153469943,0cyclictest3571-21lldpd07:39:232
153469943,0cyclictest24311-21awk08:50:552
153469943,0cyclictest21862-21awk11:40:532
153469943,0cyclictest13422-21awk08:20:542
153469943,0cyclictest13094-21awk09:25:522
153459943,0cyclictest9998-21awk08:40:541
153459943,0cyclictest3571-21lldpd12:30:011
153459943,0cyclictest3571-21lldpd12:14:011
153459943,0cyclictest3571-21lldpd11:09:591
153459943,0cyclictest3571-21lldpd10:36:271
153459943,0cyclictest3571-21lldpd09:50:561
153459943,0cyclictest29755-21awk10:30:541
153459943,0cyclictest27784-21awk08:30:541
153459943,0cyclictest24350-21awk08:50:561
153459943,0cyclictest21813-21awk11:40:531
153459943,0cyclictest20846-21awk09:10:541
153459943,0cyclictest13191-21awk09:25:531
153459940,0cyclictest0-21swapper/112:01:321
153449944,0cyclictest0-21swapper/012:36:060
153449944,0cyclictest0-21swapper/009:09:250
153449943,0cyclictest9986-21grep10:00:520
153449943,0cyclictest9925-21awk08:40:540
153449943,0cyclictest6078-21awk07:30:530
153449943,0cyclictest3524-21snmpd08:59:080
153449943,0cyclictest32374-21sadc09:55:370
153449943,0cyclictest12401-21awk10:20:540
153449940,0cyclictest5092-21munin-node08:15:520
149940,0migration/08060-21sh11:12:040
149940,0migration/07209-21diskmemload10:55:450
149940,0migration/05398-21kthreadcore12:25:560
149940,0migration/031310-21kthreadcore08:30:560
149940,0migration/030446-21kthreadcore11:05:550
149940,0migration/026655-21runrttasks11:25:330
149940,0migration/018750-21kthreadcore09:45:550
149940,0migration/016852-21fschecks_time11:00:520
8305030,0irq/26-0000:00:0-21swapper/207:56:002
329930,0watchdog/315343-21cyclictest07:20:443
329930,0watchdog/30-21swapper/308:06:523
29815030,0irq/29-eth0-tx-0-21swapper/007:40:470
29815030,0irq/29-eth0-tx-0-21swapper/007:25:480
29815030,0irq/29-eth0-tx-0-21swapper/007:15:490
29805030,0irq/28-eth0-rx-0-21swapper/309:05:503
29805030,0irq/28-eth0-rx-0-21swapper/308:35:483
29805030,0irq/28-eth0-rx-0-21swapper/307:55:483
249930,0watchdog/20-21swapper/208:25:442
249930,0watchdog/20-21swapper/207:15:482
169930,0watchdog/10-21swapper/112:30:571
153469932,0cyclictest3891-21sensors07:25:592
153469932,0cyclictest3524-21snmpd08:46:222
153469932,0cyclictest3524-21snmpd08:17:222
153469932,0cyclictest1439-21cut08:55:552
153459932,0cyclictest3524-21snmpd07:50:521
153459932,0cyclictest24036-21awk08:05:531
153459932,0cyclictest22912-21sensors12:15:591
153459932,0cyclictest13114-21awk11:35:541
153459930,0cyclictest6382-21grep11:10:571
153459930,0cyclictest31847-21cut09:35:551
153459930,0cyclictest11555-21python09:00:591
153449933,0cyclictest13383-21awk08:20:540
153449932,0cyclictest29847-21sed10:10:560
153449932,0cyclictest26639-21cut11:40:560
153449932,0cyclictest1615-21kthreadcore10:50:570
153449932,0cyclictest11795-21cut07:55:550
153449932,0cyclictest10597-21grep11:15:510
153449920,0cyclictest6354-21sed09:40:370
153449920,0cyclictest0-21swapper/010:45:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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