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2026-01-17 - 11:29
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, slot #2

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 all highest latencies:
System rack1slot2s.osadl.org (updated Sat Jan 17, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1542826665,0sleep00-21swapper/019:02:470
1555323625,0sleep30-21swapper/319:04:183
1566623425,0sleep10-21swapper/119:05:321
1542523329,0sleep20-21swapper/219:02:452
29715070,0irq/26-eth0-rx-20419-21munin-run23:31:433
339960,0migration/35004-21sh21:40:253
339960,0migration/320125-21sh21:47:423
339960,0migration/312300-21sh23:05:493
29725060,0irq/27-eth0-tx-18463-21munin-node20:22:070
29715060,0irq/26-eth0-rx-12596-21sh22:04:433
158509964,0cyclictest3241-21irqbalance21:48:222
149960,0migration/06494-21gltestperf21:21:570
149960,0migration/010014-21munin-node23:42:020
339950,0migration/3967-21kthreadcore21:17:003
339950,0migration/38289-21kthreadcore21:22:003
339950,0migration/35099-21aten_r1power_fr22:41:533
339950,0migration/329328-21kthreadcore20:52:013
339950,0migration/327192-21mdstat21:52:013
339950,0migration/326369-21kthreadcore20:01:593
339950,0migration/325520-21taskset20:47:333
339950,0migration/325520-21taskset20:47:333
339950,0migration/322312-21kthreadcore23:51:593
339950,0migration/322153-21kthreadcore19:57:003
339950,0migration/321345-21irqcore00:11:583
339950,0migration/321188-21kthreadcore19:32:013
339950,0migration/320640-21diskmemload23:31:453
339950,0migration/320012-21diskmemload22:28:473
339950,0migration/317656-21munin-node00:27:013
339950,0migration/315745-21kthreadcore21:06:593
339950,0migration/313059-21cpuspeed_turbos20:41:553
339950,0migration/311897-21taskset00:06:373
339950,0migration/310414-21switchtime23:22:063
29725050,0irq/27-eth0-tx-21597-21munin-node22:12:032
29725050,0irq/27-eth0-tx-13786-21munin-node21:07:032
29725050,0irq/27-eth0-tx-13321-21ssh21:25:482
29725050,0irq/27-eth0-tx-0-21swapper/020:41:550
29725050,0irq/27-eth0-tx-0-21swapper/020:06:310
29725050,0irq/27-eth0-tx-0-21swapper/019:45:560
29715050,0irq/26-eth0-rx-9412-21cut23:42:003
29715050,0irq/26-eth0-rx-4773-21sh22:00:203
29715050,0irq/26-eth0-rx-2999-21kthreadcore20:32:003
29715050,0irq/26-eth0-rx-29186-21ssh00:16:573
29715050,0irq/26-eth0-rx-25030-21kthreadcore22:11:593
29715050,0irq/26-eth0-rx-21216-21df_abs23:11:543
29715050,0irq/26-eth0-rx-13046-21aten_r1power_vo23:06:543
29715050,0irq/26-eth0-rx-1197-21kthreadcore22:57:013
29715050,0irq/26-eth0-rx-0-21swapper/323:59:033
29715050,0irq/26-eth0-rx-0-21swapper/323:46:593
29715050,0irq/26-eth0-rx-0-21swapper/323:38:013
29715050,0irq/26-eth0-rx-0-21swapper/322:51:483
29715050,0irq/26-eth0-rx-0-21swapper/322:33:343
29715050,0irq/26-eth0-rx-0-21swapper/322:23:433
29715050,0irq/26-eth0-rx-0-21swapper/322:16:593
29715050,0irq/26-eth0-rx-0-21swapper/322:08:353
29715050,0irq/26-eth0-rx-0-21swapper/321:44:403
29715050,0irq/26-eth0-rx-0-21swapper/321:12:573
29715050,0irq/26-eth0-rx-0-21swapper/320:17:013
29715050,0irq/26-eth0-rx-0-21swapper/300:35:303
29715050,0irq/26-eth0-rx-0-21swapper/300:24:543
29715050,0irq/26-eth0-rx-0-21swapper/300:07:323
259950,0migration/23058-21sh00:19:532
249950,0watchdog/28834-21grep23:01:572
249950,0watchdog/227834-21unixbench_multi21:52:062
249950,0watchdog/226316-21sed00:12:052
179950,0migration/128395-21kthreadcore20:27:001
179950,0migration/126692-21mdstat22:32:011
179950,0migration/120140-21latency_hist00:11:431
179950,0migration/117999-21munin-node23:47:021
179950,0migration/116506-21kthreadcore22:06:591
179950,0migration/114704-21kthreadcore22:27:001
158509950,0cyclictest0-21swapper/223:55:502
158509950,0cyclictest0-21swapper/223:50:102
158429950,0cyclictest0-21swapper/123:56:561
158429950,0cyclictest0-21swapper/121:34:241
158429950,0cyclictest0-21swapper/120:06:541
158389954,0cyclictest30350-21irqcore22:36:580
149950,0migration/07559-21kthreadcore00:21:590
149950,0migration/06922-21kthreadcore19:47:000
149950,0migration/06750-21kthreadcore20:12:000
149950,0migration/06053-21cpuspeed_turbos21:41:530
149950,0migration/05739-21missed_timers20:57:010
149950,0migration/04998-21latency_hist20:11:440
149950,0migration/032363-21kthreadcore00:16:590
149950,0migration/031817-21kthreadcore21:16:590
149950,0migration/028380-21taskset21:53:250
149950,0migration/026698-21munin-node22:52:030
149950,0migration/026363-21processes23:32:040
149950,0migration/025754-21taskset20:50:190
149950,0migration/025754-21taskset20:50:190
149950,0migration/025154-21kthreadcore21:12:000
149950,0migration/02379-21kthreadcore22:17:000
149950,0migration/022542-21kthreadcore00:11:590
149950,0migration/020888-21taskset22:31:220
149950,0migration/017907-21taskset20:18:050
149950,0migration/017108-21kthreadcore00:06:570
149950,0migration/015255-21kthreadcore21:46:580
149950,0migration/013116-21vmstat21:02:060
149950,0migration/012462-21ksmtuned20:40:290
149950,0migration/012428-21sh23:06:110
149950,0migration/010440-21switchtime23:22:060
8215040,0irq/24-0000:00:21032-21cat22:51:432
339940,0migration/37790-21kthreadcore20:37:013
339940,0migration/3503-21kthreadcore19:42:003
339940,0migration/330413-21kthreadcore23:17:003
339940,0migration/326816-21kthreadcore20:27:003
339940,0migration/324284-21kthreadcore21:31:593
339940,0migration/312885-21timerandwakeup21:02:053
29725040,0irq/27-eth0-tx-4165-21ssh00:01:512
29725040,0irq/27-eth0-tx-29373-21munin-node19:16:560
29725040,0irq/27-eth0-tx-29323-21munin-node22:37:062
29725040,0irq/27-eth0-tx-20693-21munin-node23:32:042
29725040,0irq/27-eth0-tx-0-21swapper/223:56:462
29725040,0irq/27-eth0-tx-0-21swapper/223:17:102
29725040,0irq/27-eth0-tx-0-21swapper/223:07:372
29725040,0irq/27-eth0-tx-0-21swapper/222:42:352
29725040,0irq/27-eth0-tx-0-21swapper/222:27:342
29725040,0irq/27-eth0-tx-0-21swapper/222:22:012
29725040,0irq/27-eth0-tx-0-21swapper/222:16:512
29725040,0irq/27-eth0-tx-0-21swapper/221:59:512
29725040,0irq/27-eth0-tx-0-21swapper/221:36:512
29725040,0irq/27-eth0-tx-0-21swapper/221:29:072
29725040,0irq/27-eth0-tx-0-21swapper/221:11:592
29725040,0irq/27-eth0-tx-0-21swapper/200:32:122
29725040,0irq/27-eth0-tx-0-21swapper/200:21:542
29725040,0irq/27-eth0-tx-0-21swapper/020:26:550
29725040,0irq/27-eth0-tx-0-21swapper/019:06:540
29715040,0irq/26-eth0-rx-19622-21port_sshpriv21:27:043
29715040,0irq/26-eth0-rx-0-21swapper/322:46:443
29715040,0irq/26-eth0-rx-0-21swapper/322:38:103
29715040,0irq/26-eth0-rx-0-21swapper/320:56:543
29715040,0irq/26-eth0-rx-0-21swapper/319:36:593
259940,0migration/23262-21runrttasks22:58:072
259940,0migration/225652-21kthreadcore21:31:592
259940,0migration/222324-21munin-node22:31:592
259940,0migration/214641-21kthreadcore19:26:592
259940,0migration/213490-21latency_hist22:06:432
259940,0migration/212239-21aten_r1power_en00:06:512
249940,0watchdog/28105-21kthreadcore23:22:012
249940,0watchdog/26142-21diskstats21:41:542
249940,0watchdog/212133-21ssh00:26:532
249940,0watchdog/211184-21proc_pri22:02:022
249940,0watchdog/20-21swapper/223:11:532
249940,0watchdog/20-21swapper/219:17:022
179940,0migration/19214-21kthreadcore00:21:591
179940,0migration/18548-21kthreadcore22:41:591
179940,0migration/18411-21kthreadcore20:37:011
179940,0migration/18290-21munin-node21:01:591
179940,0migration/16464-21gltestperf21:41:551
179940,0migration/16185-21kthreadcore19:47:001
179940,0migration/15616-21irqrtprio23:41:581
179940,0migration/132561-21kthreadcore23:36:591
179940,0migration/131604-21kthreadcore23:17:001
179940,0migration/131438-21kthreadcore22:36:591
179940,0migration/129478-21sh22:56:561
179940,0migration/127726-21taskset23:14:081
179940,0migration/125996-21timerwakeupswit00:32:051
179940,0migration/123242-21fschecks_count19:11:561
179940,0migration/123064-21irqrtprio21:51:591
179940,0migration/122850-21kthreadcore19:57:001
179940,0migration/121506-21ntp_kernel_pll_19:07:021
179940,0migration/118438-21munin-node23:07:021
179940,0migration/117319-21kthreadcore22:47:001
179940,0migration/117032-21sendmail_mailqu19:52:041
179940,0migration/115584-21kthreadcore21:27:001
179940,0migration/114414-21kthreadcore20:17:001
179940,0migration/113876-21aten_r1power_po21:46:531
169940,0watchdog/18975-21tr00:02:011
169940,0watchdog/15433-21ssh21:41:381
169940,0watchdog/15402-21perl23:01:531
169940,0watchdog/121402-21perl23:31:571
169940,0watchdog/118220-21ntp_kernel_pll_20:42:021
169940,0watchdog/114652-21cut23:26:571
169940,0watchdog/10-21swapper/123:22:011
169940,0watchdog/10-21swapper/119:16:581
158509943,0cyclictest5574-21awk19:46:582
158509943,0cyclictest5281-21awk23:41:572
158509943,0cyclictest3556-21lldpd21:02:242
158509943,0cyclictest3556-21lldpd20:46:542
158509943,0cyclictest3556-21lldpd20:46:542
158509943,0cyclictest3514-21snmpd20:55:412
158509943,0cyclictest3514-21snmpd20:40:112
158509943,0cyclictest3514-21snmpd19:07:412
158509943,0cyclictest3241-21irqbalance20:32:022
158509943,0cyclictest3241-21irqbalance20:28:522
158509943,0cyclictest3241-21irqbalance20:22:122
158509943,0cyclictest3241-21irqbalance20:17:122
158509943,0cyclictest3241-21irqbalance20:11:522
158509943,0cyclictest3241-21irqbalance20:04:222
158509943,0cyclictest3241-21irqbalance19:57:522
158509943,0cyclictest3241-21irqbalance19:52:322
158509943,0cyclictest31621-21awk20:06:572
158509943,0cyclictest31262-21awk19:41:582
158509943,0cyclictest30827-21awk21:16:582
158509943,0cyclictest29646-21awk23:36:572
158509943,0cyclictest23576-21awk19:11:582
158509943,0cyclictest18541-21needreboot22:47:012
158509943,0cyclictest17910-21awk19:31:582
158509943,0cyclictest13474-21awk23:26:552
158429943,0cyclictest6597-21awk21:21:581
158429943,0cyclictest6424-21awk22:01:551
158429943,0cyclictest3556-21lldpd23:54:271
158429943,0cyclictest3556-21lldpd22:26:261
158429943,0cyclictest3556-21lldpd21:18:251
158429943,0cyclictest3556-21lldpd20:31:551
158429943,0cyclictest3556-21lldpd20:11:541
158429943,0cyclictest3514-21snmpd20:22:111
158429943,0cyclictest30784-21awk21:56:581
158429943,0cyclictest29138-21awk00:16:561
158429943,0cyclictest27001-21awk20:51:591
158429943,0cyclictest24630-21awk19:36:581
158429943,0cyclictest17925-21awk19:31:591
158429943,0cyclictest13179-21awk00:06:551
158429943,0cyclictest12903-21awk00:26:561
158429943,0cyclictest11297-21awk19:26:571
158389943,0cyclictest939-21kworker/0:222:12:270
158389943,0cyclictest939-21kworker/0:221:40:070
158389943,0cyclictest5186-21awk00:01:590
158389943,0cyclictest4570-21awk19:21:580
158389943,0cyclictest3556-21lldpd22:31:560
158389943,0cyclictest3514-21snmpd23:37:410
158389943,0cyclictest3514-21snmpd23:06:560
158389943,0cyclictest3241-21irqbalance23:17:410
158389943,0cyclictest3241-21irqbalance22:45:420
158389943,0cyclictest29999-21awk22:56:580
158389943,0cyclictest27097-21awk20:51:590
158389943,0cyclictest18003-21awk19:31:590
158389943,0cyclictest13941-21awk22:46:570
158389941,0cyclictest0-21swapper/021:06:540
149940,0migration/08147-21kthreadcore22:01:580
149940,0migration/03824-21sh21:57:360
149940,0migration/028124-21runrttasks23:56:340
149940,0migration/025009-21kthreadcore21:31:590
149940,0migration/022035-21kthreadcore19:57:000
149940,0migration/020045-21sh00:31:510
149940,0migration/013056-21kthreadcore19:26:590
8215030,0irq/24-0000:00:0-21swapper/220:41:562
29715030,0irq/26-eth0-rx-0-21swapper/320:21:553
29715030,0irq/26-eth0-rx-0-21swapper/320:14:333
29715030,0irq/26-eth0-rx-0-21swapper/319:51:543
29715030,0irq/26-eth0-rx-0-21swapper/319:48:533
29715030,0irq/26-eth0-rx-0-21swapper/319:27:183
29715030,0irq/26-eth0-rx-0-21swapper/319:24:183
29715030,0irq/26-eth0-rx-0-21swapper/319:21:413
29715030,0irq/26-eth0-rx-0-21swapper/319:11:533
29715030,0irq/26-eth0-rx-0-21swapper/319:06:583
249930,0watchdog/20-21swapper/219:36:582
169930,0watchdog/10-21swapper/119:21:461
158509932,0cyclictest1216-21awk20:56:572
158509930,0cyclictest0-21swapper/219:23:432
158429933,0cyclictest0-21swapper/121:10:171
158429932,0cyclictest4474-21sadc19:46:441
158429932,0cyclictest30596-21awk22:16:571
158429932,0cyclictest22549-21awk22:11:571
158429932,0cyclictest21950-21awk22:51:581
158429932,0cyclictest21752-21aten_r1power_vo21:11:541
158429932,0cyclictest20396-21awk20:46:581
158429932,0cyclictest20396-21awk20:46:581
158429932,0cyclictest1241-21awk20:56:571
158429930,0cyclictest24658-21cat20:01:441
158389933,0cyclictest939-21kworker/0:223:56:440
158389933,0cyclictest939-21kworker/0:223:46:440
158389933,0cyclictest939-21kworker/0:223:26:440
158389933,0cyclictest939-21kworker/0:223:11:540
158389933,0cyclictest939-21kworker/0:222:21:450
158389933,0cyclictest939-21kworker/0:222:06:470
158389933,0cyclictest939-21kworker/0:221:26:530
158389933,0cyclictest939-21kworker/0:220:31:450
158389933,0cyclictest939-21kworker/0:219:51:550
158389933,0cyclictest939-21kworker/0:219:36:450
158389933,0cyclictest939-21kworker/0:219:11:450
158389933,0cyclictest939-21kworker/0:200:26:500
29715020,0irq/26-eth0-rx-0-21swapper/320:07:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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