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2026-02-05 - 16:49
[ 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 rack1slot2.osadl.org (updated Thu Feb 05, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2403724434,0sleep30-21swapper/307:13:443
2392623524,0sleep00-21swapper/007:12:250
2386123526,0sleep20-21swapper/207:11:432
1716823525,0sleep10-21swapper/107:09:411
241799984,0cyclictest19548-21awk11:34:490
241799983,0cyclictest6872-21awk10:49:490
241799980,0cyclictest2911-21munin-node07:44:560
35160,0ktimersoftd/38669-21ssh12:43:193
339960,0migration/36169-21sh11:05:483
339960,0migration/319818-21sh10:37:323
329960,0watchdog/321407-21df08:19:443
29805060,0irq/28-eth0-rx-15990-21ntpq11:29:533
29805060,0irq/28-eth0-rx-0-21swapper/311:16:503
241819965,0cyclictest0-21swapper/210:48:502
241799964,0cyclictest0-21swapper/012:44:290
4150,0ktimersoftd/00-21swapper/012:18:380
339950,0migration/39654-21taskset07:46:073
339950,0migration/39246-21irqrtprio11:09:523
339950,0migration/38996-21kthreadcore12:04:523
339950,0migration/36291-21taskset09:50:503
339950,0migration/34320-21taskset10:46:243
339950,0migration/33724-21kthreadcore10:09:513
339950,0migration/332640-21kthreadcore07:39:513
339950,0migration/332154-21df_abs08:04:463
339950,0migration/329341-21kthreadcore07:14:513
339950,0migration/327684-21sh09:26:053
339950,0migration/327589-21kthreadcore12:34:513
339950,0migration/324548-21latency10:19:513
339950,0migration/323575-21kthreadcore11:54:563
339950,0migration/323130-21kthreadcore11:34:523
339950,0migration/321787-21fschecks_time07:34:463
339950,0migration/319516-21kthreadcore12:09:523
339950,0migration/311480-21kthreadcore09:34:523
339950,0migration/310502-21kthreadcore12:24:513
329950,0watchdog/313303-21chrt07:27:483
329950,0watchdog/312431-21kthreadcore08:34:523
329950,0watchdog/30-21swapper/310:31:123
29815050,0irq/29-eth0-tx-3524-21snmpd11:53:022
29815050,0irq/29-eth0-tx-31243-21nfs_client10:04:532
29815050,0irq/29-eth0-tx-28555-21kthreadcore12:34:522
29815050,0irq/29-eth0-tx-28112-21ssh10:41:392
29815050,0irq/29-eth0-tx-0-21swapper/211:02:232
29815050,0irq/29-eth0-tx-0-21swapper/210:26:162
29805050,0irq/28-eth0-rx-9642-21python11:44:553
29805050,0irq/28-eth0-rx-8887-21munin-node09:54:473
29805050,0irq/28-eth0-rx-428-21grep08:49:463
29805050,0irq/28-eth0-rx-32119-21ssh10:05:403
29805050,0irq/28-eth0-rx-29844-21cut07:59:513
29805050,0irq/28-eth0-rx-27769-21kthreadcore09:44:503
29805050,0irq/28-eth0-rx-27501-21diskstats11:39:473
29805050,0irq/28-eth0-rx-25381-21df_inode11:19:483
29805050,0irq/28-eth0-rx-20198-21cut10:54:523
29805050,0irq/28-eth0-rx-18204-21swap09:19:593
29805050,0irq/28-eth0-rx-12209-21kthreadcore10:14:513
29805050,0irq/28-eth0-rx-0-21swapper/311:51:043
29805050,0irq/28-eth0-rx-0-21swapper/310:49:453
29805050,0irq/28-eth0-rx-0-21swapper/310:25:083
29805050,0irq/28-eth0-rx-0-21swapper/309:39:473
27150,0ktimersoftd/20-21swapper/211:21:282
259950,0migration/28498-21sh09:34:512
259950,0migration/28476-21kthreadcore10:29:532
259950,0migration/23809-21kthreadcore11:24:502
259950,0migration/222690-21munin-node11:14:552
259950,0migration/221351-21fschecks_time11:54:522
259950,0migration/217184-21sh11:31:442
259950,0migration/213402-21sh12:08:522
259950,0migration/212106-21kthreadcore10:14:512
259950,0migration/210092-21sh11:45:132
241819955,0cyclictest0-21swapper/210:20:562
241819950,0cyclictest0-21swapper/212:13:112
241819950,0cyclictest0-21swapper/210:09:352
241809955,0cyclictest0-21swapper/112:10:151
241809955,0cyclictest0-21swapper/111:29:541
241809955,0cyclictest0-21swapper/111:28:001
241799955,0cyclictest0-21swapper/010:33:470
241799950,0cyclictest0-21swapper/012:27:090
241799950,0cyclictest0-21swapper/011:30:140
249950,0watchdog/29108-21ntpdc08:29:522
179950,0migration/18990-21munin-node07:44:541
179950,0migration/17732-21kthreadcore10:49:511
179950,0migration/15368-21ntp_offset09:49:521
179950,0migration/132715-21sh11:04:491
179950,0migration/131783-21taskset12:36:351
179950,0migration/124273-21latency_hist12:34:341
179950,0migration/124142-21munin-node10:59:501
179950,0migration/114948-21fschecks_time08:59:461
8305040,0irq/26-0000:00:32600-21idleruntime07:19:473
339940,0migration/37640-21runrttasks08:09:473
339940,0migration/33293-21aten_r1power_cu09:14:423
339940,0migration/329011-21ntp_kernel_pll_10:59:543
339940,0migration/327361-21kthreadcore08:44:493
339940,0migration/313662-21taskset08:57:473
329940,0watchdog/34800-21netstat12:19:533
329940,0watchdog/330388-21if_eth009:29:483
329940,0watchdog/326894-21netstat10:39:523
329940,0watchdog/30-21swapper/308:29:523
29815040,0irq/29-eth0-tx-7893-21ssh09:54:422
29815040,0irq/29-eth0-tx-3030-21diskmemload11:34:372
29815040,0irq/29-eth0-tx-0-21swapper/212:15:112
29815040,0irq/29-eth0-tx-0-21swapper/211:59:402
29815040,0irq/29-eth0-tx-0-21swapper/211:40:202
29815040,0irq/29-eth0-tx-0-21swapper/211:09:442
29815040,0irq/29-eth0-tx-0-21swapper/210:54:512
29815040,0irq/29-eth0-tx-0-21swapper/210:51:172
29815040,0irq/29-eth0-tx-0-21swapper/210:34:532
29815040,0irq/29-eth0-tx-0-21swapper/210:01:012
29815040,0irq/29-eth0-tx-0-21swapper/209:50:132
29815040,0irq/29-eth0-tx-0-21swapper/209:47:162
29805040,0irq/28-eth0-rx-0-21swapper/312:30:203
29805040,0irq/28-eth0-rx-0-21swapper/312:14:413
29805040,0irq/28-eth0-rx-0-21swapper/311:59:513
29805040,0irq/28-eth0-rx-0-21swapper/311:24:503
29805040,0irq/28-eth0-rx-0-21swapper/310:02:463
29805040,0irq/28-eth0-rx-0-21swapper/308:24:443
259940,0migration/26749-21cpuspeed_turbos07:24:442
259940,0migration/25325-21kthreadcore12:39:532
259940,0migration/227879-21runrttasks08:22:492
259940,0migration/227480-21kthreadcore08:44:492
259940,0migration/226065-21kthreadcore07:34:502
259940,0migration/224555-21aten2.4-expect07:14:452
259940,0migration/221062-21sh09:40:042
259940,0migration/219525-21kthreadcore12:29:532
259940,0migration/21723-21kthreadcore12:19:512
259940,0migration/213147-21unixbench_multi08:09:582
241819944,0cyclictest0-21swapper/207:45:002
241819943,0cyclictest4445-21awk09:14:472
241819943,0cyclictest3571-21lldpd09:20:192
241819943,0cyclictest3571-21lldpd08:37:192
241819943,0cyclictest3571-21lldpd07:54:492
241819943,0cyclictest3571-21lldpd07:29:492
241819943,0cyclictest29537-21awk09:09:492
241819943,0cyclictest29337-21awk08:24:482
241819943,0cyclictest22384-21awk09:04:482
241819943,0cyclictest21702-21awk09:24:472
241819943,0cyclictest15208-21awk08:59:482
241809944,0cyclictest0-21swapper/110:46:041
241809943,0cyclictest8011-21awk08:54:491
241809943,0cyclictest6447-21awk12:04:501
241809943,0cyclictest368-21awk08:04:491
241809943,0cyclictest3571-21lldpd12:27:551
241809943,0cyclictest3571-21lldpd08:20:191
241809943,0cyclictest3571-21lldpd08:09:481
241809943,0cyclictest3524-21snmpd09:56:291
241809943,0cyclictest32644-21awk07:19:481
241809943,0cyclictest3250-21irqbalance11:45:301
241809943,0cyclictest3250-21irqbalance10:35:001
241809943,0cyclictest3250-21irqbalance10:19:401
241809943,0cyclictest3250-21irqbalance09:45:101
241809943,0cyclictest3250-21irqbalance09:27:501
241809943,0cyclictest3250-21irqbalance09:09:401
241809943,0cyclictest3250-21irqbalance09:04:501
241809943,0cyclictest30454-21awk09:29:491
241809943,0cyclictest17508-21awk11:14:491
241799944,0cyclictest0-21swapper/011:54:400
241799944,0cyclictest0-21swapper/010:16:080
241799944,0cyclictest0-21swapper/009:49:390
241799944,0cyclictest0-21swapper/009:19:410
241799943,0cyclictest6601-21sadc08:54:330
241799943,0cyclictest4151-21awk08:29:470
241799943,0cyclictest3571-21lldpd09:14:490
241799943,0cyclictest3571-21lldpd07:59:490
241799943,0cyclictest3524-21snmpd10:27:300
241799943,0cyclictest3524-21snmpd09:09:440
241799943,0cyclictest3524-21snmpd08:40:430
241799943,0cyclictest3524-21snmpd08:37:580
241799943,0cyclictest3524-21snmpd08:10:430
241799943,0cyclictest32235-21awk12:19:490
241799943,0cyclictest30126-21awk11:59:490
241799943,0cyclictest28030-21sadc08:24:320
241799943,0cyclictest27013-21kworker/0:107:24:500
241799943,0cyclictest21303-21basename09:04:430
241799943,0cyclictest19789-21awk10:19:490
241799943,0cyclictest17596-21awk09:59:480
241799943,0cyclictest17533-21awk11:14:490
241799943,0cyclictest17008-21awk12:29:500
241799943,0cyclictest16083-21sadc11:14:340
241799943,0cyclictest15070-21awk08:14:480
249940,0watchdog/231710-21munin-node11:04:452
249940,0watchdog/20-21swapper/212:24:532
249940,0watchdog/20-21swapper/209:29:482
249940,0watchdog/20-21swapper/208:04:522
19140,0ktimersoftd/10-21swapper/109:36:011
179940,0migration/16544-21kthreadcore08:29:501
179940,0migration/16408-21taskset08:52:261
179940,0migration/16177-21kthreadcore12:39:531
179940,0migration/15887-21kthreadcore10:09:521
179940,0migration/14836-21munin-node12:19:541
179940,0migration/132412-21kthreadcore08:24:511
179940,0migration/131554-21switchtime10:04:581
179940,0migration/131148-21kthreadcore11:59:511
179940,0migration/128872-21kthreadcore07:59:501
179940,0migration/126944-21kthreadcore08:44:491
179940,0migration/125458-21runrttasks11:35:481
179940,0migration/122567-21aten_r1power_cu12:14:451
179940,0migration/122248-21kthreadcore08:39:511
179940,0migration/122142-21kthreadcore09:59:501
179940,0migration/118895-21sh11:50:561
179940,0migration/116587-21kthreadcore08:14:491
179940,0migration/115648-21kthreadcore09:19:521
179940,0migration/114219-21kthreadcore10:14:511
179940,0migration/111842-21kthreadcore11:09:531
179940,0migration/111692-21latency_hist09:19:331
179940,0migration/110414-21aten_r1power_fr08:34:461
179940,0migration/110155-21latency_hist07:49:331
169940,0watchdog/126892-21netstat10:39:521
169940,0watchdog/124024-21chrt07:56:041
169940,0watchdog/112489-21ntpq07:24:521
169940,0watchdog/110445-21ssh10:30:241
169940,0watchdog/10-21swapper/111:19:491
169940,0watchdog/10-21swapper/110:57:171
8305030,0irq/26-0000:00:0-21swapper/208:40:082
339930,0migration/320934-21runrttasks09:03:583
329930,0watchdog/30-21swapper/309:06:123
329930,0watchdog/30-21swapper/308:14:483
329930,0watchdog/30-21swapper/307:54:443
329930,0watchdog/30-21swapper/307:29:523
29805030,0irq/28-eth0-rx-0-21swapper/309:09:403
29805030,0irq/28-eth0-rx-0-21swapper/308:40:233
29805030,0irq/28-eth0-rx-0-21swapper/307:49:523
259930,0migration/216913-21taskset07:52:072
241819932,0cyclictest7908-21awk08:54:482
241819932,0cyclictest32497-21grep07:19:462
241819932,0cyclictest29513-21cut07:39:502
241819932,0cyclictest26014-21cut07:59:492
241819932,0cyclictest14996-21cat08:14:472
241809932,0cyclictest3571-21lldpd10:26:521
241809932,0cyclictest3571-21lldpd07:41:491
241809932,0cyclictest3524-21snmpd07:32:091
241809932,0cyclictest24542-21basename07:14:451
241809930,0cyclictest21754-21perl07:34:461
241799933,0cyclictest3935-21kworker/0:108:04:460
241799933,0cyclictest3935-21kworker/0:107:54:500
241799933,0cyclictest19913-21kworker/0:207:39:500
241799933,0cyclictest0-21swapper/011:51:400
241799933,0cyclictest0-21swapper/007:34:510
241799932,0cyclictest970-21cut09:29:510
241799932,0cyclictest6775-21awk09:34:490
241799932,0cyclictest6496-21awk12:04:500
241799932,0cyclictest4425-21awk11:44:470
241799932,0cyclictest3571-21lldpd09:39:510
241799932,0cyclictest3571-21lldpd09:24:490
241799932,0cyclictest3524-21snmpd12:12:450
241799932,0cyclictest3524-21snmpd11:40:150
241799932,0cyclictest3524-21snmpd10:47:490
241799932,0cyclictest3524-21snmpd10:36:000
241799932,0cyclictest3524-21snmpd10:06:440
241799932,0cyclictest3524-21snmpd07:21:580
241799932,0cyclictest3524-21snmpd07:14:430
241799932,0cyclictest31209-21sadc11:04:330
241799932,0cyclictest29214-21cut08:44:500
241799932,0cyclictest26881-21kthreadcore12:34:510
241799932,0cyclictest23993-21awk09:44:480
241799932,0cyclictest2321-21awk11:24:490
241799932,0cyclictest15411-21awk10:54:480
241799932,0cyclictest14747-21awk07:29:470
241799932,0cyclictest14209-21sensors09:54:550
241799932,0cyclictest11138-21gltestperf07:49:470
241799930,0cyclictest32707-21awk11:04:490
241799930,0cyclictest28054-21ssh10:41:290
241799930,0cyclictest25734-21perl11:19:490
241799930,0cyclictest2302-21perl10:09:470
241799930,0cyclictest0-21swapper/009:01:330
241799930,0cyclictest0-21swapper/008:54:490
249930,0watchdog/20-21swapper/208:49:482
169930,0watchdog/10-21swapper/111:54:571
169930,0watchdog/10-21swapper/111:39:411
169930,0watchdog/10-21swapper/109:41:041
241799920,0cyclictest28427-21aten_r1power_vo08:24:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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