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2026-02-04 - 19:44
[ 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 Wed Feb 04, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3151923930,0sleep10-21swapper/107:12:591
3148923829,0sleep20-21swapper/207:12:362
3132823829,0sleep30-21swapper/307:10:443
3146423624,0sleep00-21swapper/007:12:220
3172899210,0cyclictest0-21swapper/209:14:552
4160,0ktimersoftd/00-21swapper/011:52:580
35160,0ktimersoftd/30-21swapper/311:08:303
339960,0migration/39926-21sh10:26:573
339960,0migration/38613-21sh11:24:163
339960,0migration/36192-21kthreadcore09:29:443
339960,0migration/332277-21sh11:19:143
339960,0migration/320960-21latency12:09:463
339960,0migration/317971-21sh10:30:203
339960,0migration/316985-21sh10:13:073
339960,0migration/315655-21sh12:26:113
317209966,0cyclictest0-21swapper/110:59:471
317209960,0cyclictest0-21swapper/108:24:491
317199965,0cyclictest10713-21crond09:14:280
317199960,0cyclictest0-21swapper/009:42:510
29815060,0irq/29-eth0-tx-10975-21munin-node09:14:510
29805060,0irq/28-eth0-rx-8398-21grep12:04:473
29805060,0irq/28-eth0-rx-30975-21diskstats10:59:423
29805060,0irq/28-eth0-rx-23634-21ssh11:14:013
29805060,0irq/28-eth0-rx-1416-21ssh12:39:023
29805060,0irq/28-eth0-rx-14144-21munin-node11:49:413
29805060,0irq/28-eth0-rx-14045-21tune2fs09:34:423
27160,0ktimersoftd/20-21swapper/211:52:582
19160,0ktimersoftd/10-21swapper/111:52:581
149960,0migration/06299-21sh09:48:230
149960,0migration/015318-21turbostat09:54:280
8305050,0irq/26-0000:00:14203-21wc08:09:283
339950,0migration/36680-21kthreadcore09:09:463
339950,0migration/3536-21kthreadcore10:39:473
339950,0migration/34326-21kthreadcore12:39:453
339950,0migration/328152-21munin-node09:39:463
339950,0migration/327404-21taskset10:37:393
339950,0migration/327155-21kthreadcore07:54:463
339950,0migration/326843-21fschecks_time10:19:423
339950,0migration/324717-21latency_hist07:54:283
339950,0migration/324286-21fschecks_count12:14:433
339950,0migration/321419-21kthreadcore09:19:463
339950,0migration/319629-21munin-node10:49:533
339950,0migration/319026-21irqcore10:14:453
339950,0migration/318845-21gltestperf08:34:413
339950,0migration/318544-21munin-node11:29:423
339950,0migration/316831-21latency09:14:483
339950,0migration/313399-21timerwakeupswit08:04:533
339950,0migration/310113-21ksmtuned11:42:263
329950,0watchdog/34288-21kthreadcore08:44:473
329950,0watchdog/330448-21kthreadcore09:24:473
329950,0watchdog/31441-21grep09:04:473
329950,0watchdog/310925-21entropy07:44:393
317289955,0cyclictest0-21swapper/209:32:282
317209954,0cyclictest31643-21sed09:44:431
317199955,0cyclictest5570-21kworker/0:209:34:390
317199955,0cyclictest26457-21kworker/0:212:35:320
317199955,0cyclictest26457-21kworker/0:212:30:160
317199955,0cyclictest26457-21kworker/0:212:25:400
317199955,0cyclictest26457-21kworker/0:212:20:380
317199955,0cyclictest26457-21kworker/0:212:14:300
317199955,0cyclictest26457-21kworker/0:212:04:320
317199955,0cyclictest26457-21kworker/0:211:59:340
317199955,0cyclictest26457-21kworker/0:211:54:420
317199955,0cyclictest26457-21kworker/0:211:44:440
317199955,0cyclictest26457-21kworker/0:211:39:320
317199955,0cyclictest26457-21kworker/0:211:34:340
317199955,0cyclictest26457-21kworker/0:211:29:440
317199955,0cyclictest26457-21kworker/0:211:25:060
317199955,0cyclictest26457-21kworker/0:211:19:580
317199955,0cyclictest26457-21kworker/0:211:15:560
317199955,0cyclictest26457-21kworker/0:211:10:500
317199955,0cyclictest26457-21kworker/0:211:04:360
317199955,0cyclictest26457-21kworker/0:211:01:200
317199955,0cyclictest26457-21kworker/0:210:54:320
317199955,0cyclictest26457-21kworker/0:210:49:400
317199955,0cyclictest26457-21kworker/0:210:39:460
317199955,0cyclictest25873-21kworker/0:009:25:090
317199955,0cyclictest25873-21kworker/0:009:20:150
317199955,0cyclictest14444-21kworker/0:010:31:280
317199955,0cyclictest14444-21kworker/0:010:25:400
317199955,0cyclictest14444-21kworker/0:010:20:360
317199955,0cyclictest14444-21kworker/0:010:15:560
317199955,0cyclictest14444-21kworker/0:010:04:300
317199955,0cyclictest14444-21kworker/0:010:01:340
317199955,0cyclictest14444-21kworker/0:009:54:460
317199954,0cyclictest22659-21awk08:59:420
317199950,0cyclictest0-21swapper/012:10:250
29815050,0irq/29-eth0-tx-8375-21ssh10:08:082
29815050,0irq/29-eth0-tx-7252-21munin-node08:49:480
29815050,0irq/29-eth0-tx-32656-21munin-node11:19:412
29815050,0irq/29-eth0-tx-24903-21munin-node07:54:420
29815050,0irq/29-eth0-tx-21882-21processes09:54:502
29815050,0irq/29-eth0-tx-14430-21munin-node08:54:500
29815050,0irq/29-eth0-tx-11587-21cut12:24:462
29815050,0irq/29-eth0-tx-0-21swapper/211:36:362
29815050,0irq/29-eth0-tx-0-21swapper/210:57:242
29815050,0irq/29-eth0-tx-0-21swapper/210:44:162
29815050,0irq/29-eth0-tx-0-21swapper/210:30:132
29815050,0irq/29-eth0-tx-0-21swapper/210:27:162
29815050,0irq/29-eth0-tx-0-21swapper/210:24:202
29815050,0irq/29-eth0-tx-0-21swapper/209:49:412
29815050,0irq/29-eth0-tx-0-21swapper/008:44:400
29815050,0irq/29-eth0-tx-0-21swapper/007:26:070
29805050,0irq/28-eth0-rx-931-21fschecks_count10:04:413
29805050,0irq/28-eth0-rx-7924-21perl08:49:423
29805050,0irq/28-eth0-rx-7372-21kthreadcore08:24:483
29805050,0irq/28-eth0-rx-6614-21cut10:44:483
29805050,0irq/28-eth0-rx-6001-21python07:59:533
29805050,0irq/28-eth0-rx-4627-21processes09:44:503
29805050,0irq/28-eth0-rx-32730-21timerwakeupswit11:34:533
29805050,0irq/28-eth0-rx-29893-21sed07:34:453
29805050,0irq/28-eth0-rx-1078-21ps12:19:473
29805050,0irq/28-eth0-rx-0-21swapper/312:01:563
29805050,0irq/28-eth0-rx-0-21swapper/311:54:533
29805050,0irq/28-eth0-rx-0-21swapper/311:45:343
29805050,0irq/28-eth0-rx-0-21swapper/310:54:463
29805050,0irq/28-eth0-rx-0-21swapper/310:00:123
259950,0migration/2726-21gltestperf12:19:442
259950,0migration/25953-21sh11:02:502
259950,0migration/24772-21switchtime09:44:542
259950,0migration/225461-21munin-node09:59:442
259950,0migration/223268-21kthreadcore07:49:472
259950,0migration/222699-21kthreadcore09:19:472
259950,0migration/222675-21runrttasks11:11:192
259950,0migration/220665-21sh09:36:192
259950,0migration/216786-21kthreadcore10:49:472
179950,0migration/17633-21kthreadcore10:44:491
179950,0migration/132217-21munin-node10:19:481
179950,0migration/131861-21kthreadcore07:34:461
179950,0migration/128242-21kthreadcore12:14:471
179950,0migration/120496-21unixbench_singl07:24:541
179950,0migration/117690-21latency_hist07:49:281
169950,0watchdog/127348-21rt-features07:29:511
149950,0migration/09206-21aten_r1power_en10:09:390
149950,0migration/08583-21kthreadcore10:44:490
149950,0migration/08173-21kthreadcore07:39:440
149950,0migration/08112-21ntp_kernel_pll_12:39:480
149950,0migration/029530-21kthreadcore08:39:460
149950,0migration/023583-21kthreadcore10:34:460
149950,0migration/02235-21pmu-power08:19:480
149950,0migration/021231-21latency_hist08:14:280
149950,0migration/019354-21kthreadcore07:49:460
149950,0migration/018215-21cpuspeed_turbos08:34:400
149950,0migration/010743-21cpuspeed_turbos07:44:380
149950,0migration/010439-21kthreadcore09:29:460
8305040,0irq/26-0000:00:8180-21pmu-power12:39:492
8305040,0irq/26-0000:00:0-21swapper/212:14:282
8305040,0irq/26-0000:00:0-21swapper/211:54:472
339940,0migration/331845-21latency_hist07:14:273
339940,0migration/331357-21kthreadcore08:19:453
339940,0migration/328851-21kthreadcore08:39:463
339940,0migration/317600-21taskset08:33:483
329940,0watchdog/37784-21munin-node07:19:433
329940,0watchdog/323941-21tr07:29:473
329940,0watchdog/30-21swapper/312:29:483
329940,0watchdog/30-21swapper/308:54:433
329940,0watchdog/30-21swapper/307:43:593
329940,0watchdog/30-21swapper/307:24:473
317289943,0cyclictest8285-21awk08:49:432
317289943,0cyclictest7532-21awk12:04:452
317289943,0cyclictest3524-21snmpd08:29:472
317289943,0cyclictest3194-21sadc08:24:282
317289943,0cyclictest29341-21awk09:24:462
317289943,0cyclictest18859-21awk10:14:442
317289943,0cyclictest11553-21awk07:44:412
317289943,0cyclictest0-21swapper/208:44:472
317209943,0cyclictest3571-21lldpd12:24:271
317209943,0cyclictest3571-21lldpd09:02:521
317209943,0cyclictest3571-21lldpd08:10:511
317209943,0cyclictest3524-21snmpd12:24:491
317209943,0cyclictest26302-21awk08:39:451
317209943,0cyclictest16641-21awk09:54:441
317209943,0cyclictest10719-21sadc09:14:281
317209940,0cyclictest0-21swapper/111:19:581
317209940,0cyclictest0-21swapper/111:18:521
317199944,0cyclictest25873-21kworker/0:008:14:450
317199944,0cyclictest25689-21kworker/0:207:29:430
317199943,0cyclictest4525-21awk08:24:460
317199943,0cyclictest3250-21irqbalance08:04:440
317199943,0cyclictest3250-21irqbalance07:59:340
317199943,0cyclictest3250-21irqbalance07:19:440
317199943,0cyclictest28849-21munin-node09:04:410
29815040,0irq/29-eth0-tx-4935-21ssh10:44:432
29815040,0irq/29-eth0-tx-28814-21ssh09:39:592
29815040,0irq/29-eth0-tx-0-21swapper/212:29:502
29815040,0irq/29-eth0-tx-0-21swapper/211:45:132
29815040,0irq/29-eth0-tx-0-21swapper/211:40:152
29815040,0irq/29-eth0-tx-0-21swapper/211:29:482
29815040,0irq/29-eth0-tx-0-21swapper/211:04:392
29815040,0irq/29-eth0-tx-0-21swapper/210:09:442
29815040,0irq/29-eth0-tx-0-21swapper/007:34:410
29805040,0irq/28-eth0-rx-0-21swapper/311:24:413
29805040,0irq/28-eth0-rx-0-21swapper/309:54:413
29805040,0irq/28-eth0-rx-0-21swapper/309:49:413
29805040,0irq/28-eth0-rx-0-21swapper/308:59:453
259940,0migration/2610-21kthreadcore09:04:472
259940,0migration/23375-21latency_hist08:24:282
259940,0migration/231709-21irqrtprio11:59:442
259940,0migration/230315-21munin-node11:14:502
259940,0migration/229286-21kthreadcore08:39:462
259940,0migration/226133-21taskset12:34:412
259940,0migration/224720-21runrttasks08:37:352
259940,0migration/222618-21iostat08:14:442
259940,0migration/210874-21kthreadcore11:24:462
259940,0migration/210793-21latency_hist09:14:282
249940,0watchdog/23231-21kthreadcore07:59:472
249940,0watchdog/219730-21munin-node10:34:552
249940,0watchdog/215276-21cpu12:09:402
249940,0watchdog/20-21swapper/208:54:432
249940,0watchdog/20-21swapper/207:19:432
179940,0migration/18876-21latency_hist11:24:291
179940,0migration/18185-21kthreadcore12:04:471
179940,0migration/130871-21kthreadcore10:39:461
179940,0migration/12874-21kthreadcore08:44:471
179940,0migration/126783-21kthreadcore11:54:481
179940,0migration/126673-21kthreadcore07:54:461
179940,0migration/126366-21aten_r1power_vo11:34:391
179940,0migration/12584-21kthreadcore07:59:471
179940,0migration/123105-21kthreadcore11:29:471
179940,0migration/12135-21kthreadcore11:59:451
179940,0migration/120983-21irqcore10:34:451
179940,0migration/118198-21fschecks_count10:14:421
179940,0migration/118065-21kthreadcore11:09:461
179940,0migration/116054-21kthreadcore09:34:461
179940,0migration/115112-21kthreadcore10:29:461
179940,0migration/111888-21kthreadcore08:49:461
179940,0migration/111811-21kthreadcore08:04:471
179940,0migration/111718-21kthreadcore07:19:461
169940,0watchdog/18366-21smartctl12:39:521
169940,0watchdog/15586-21kthreadcore07:39:431
169940,0watchdog/126833-21if_eth112:34:441
169940,0watchdog/124587-21kthreadcore09:19:471
169940,0watchdog/12323-21ssh10:24:351
169940,0watchdog/122015-21ssh12:10:361
169940,0watchdog/115404-21kthreadcore09:14:471
169940,0watchdog/115329-21gltestperf08:54:431
169940,0watchdog/112841-21latency09:49:471
169940,0watchdog/110239-21ssh11:42:481
169940,0watchdog/10-21swapper/112:29:321
169940,0watchdog/10-21swapper/110:54:481
169940,0watchdog/10-21swapper/109:24:551
149940,0migration/02449-21kthreadcore07:14:450
8305030,0irq/26-0000:00:0-21swapper/208:59:282
317289932,0cyclictest8161-21awk08:04:442
317289932,0cyclictest514-21awk07:14:422
317289932,0cyclictest22334-21awk07:29:452
317289930,0cyclictest14982-21perl08:09:412
317209933,0cyclictest0-21swapper/110:01:181
317209932,0cyclictest529-21awk07:14:431
317209932,0cyclictest3571-21lldpd09:32:531
317209932,0cyclictest3524-21snmpd08:32:171
317209932,0cyclictest29951-21awk09:04:451
317209932,0cyclictest29747-21awk08:19:431
317209932,0cyclictest1496-21awk10:04:431
317209932,0cyclictest14409-21awk10:49:441
317209932,0cyclictest10244-21awk10:09:431
317209930,0cyclictest7580-21grep11:04:421
317199932,0cyclictest10741-21basename08:29:400
29805030,0irq/28-eth0-rx-0-21swapper/308:16:053
259930,0migration/214110-21sh07:24:412
249930,0watchdog/20-21swapper/207:39:432
249930,0watchdog/20-21swapper/207:34:472
179930,0migration/128134-21runrttasks08:16:371
169930,0watchdog/10-21swapper/109:40:071
169930,0watchdog/10-21swapper/107:44:431
317289920,0cyclictest0-21swapper/207:54:282
317209921,0cyclictest11062-21date11:44:291
169920,0watchdog/10-21swapper/108:34:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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