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2026-02-14 - 23:38
[ 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 Feb 14, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
162225041,0sleep20-21swapper/207:00:072
159323824,0sleep00-21swapper/006:59:450
304450360,0irq/25-eth10-21swapper/307:01:513
189423427,0sleep10-21swapper/107:03:181
339960,0migration/331985-21sh10:03:323
339960,0migration/330653-21sh11:23:363
339960,0migration/323517-21munin-node07:44:143
339960,0migration/322783-21sh09:54:593
339960,0migration/322587-21sh11:18:153
339960,0migration/314430-21sh10:09:513
339960,0migration/313846-21sh11:32:033
339960,0migration/310725-21idleruntime-cro07:59:023
29715060,0irq/26-eth0-rx-7441-21irqrtprio12:09:173
29715060,0irq/26-eth0-rx-6536-40yum-updatesd-he10:47:183
29715060,0irq/26-eth0-rx-30638-21sendmail_mailqu09:19:243
29715060,0irq/26-eth0-rx-27493-21cut11:39:203
29715060,0irq/26-eth0-rx-24539-21irqcore10:59:193
29715060,0irq/26-eth0-rx-15048-21cpuspeed_turbos11:34:153
20319965,0cyclictest138102sleep212:13:452
20289965,0cyclictest9042-21cut12:09:180
20289960,0cyclictest0-21swapper/010:33:270
8215050,0irq/24-0000:00:4026-21perf07:54:022
8215050,0irq/24-0000:00:32695-21dump-pmu-power09:24:022
8215050,0irq/24-0000:00:31626-21basename08:39:022
4150,0ktimersoftd/00-21swapper/009:40:280
339950,0migration/39494-21kthreadcore10:29:193
339950,0migration/37028-21taskset09:05:463
339950,0migration/3586-21munin-node09:44:143
339950,0migration/34748-21kthreadcore07:29:203
339950,0migration/33705-21kthreadcore07:04:193
339950,0migration/332654-21munin-node08:39:163
339950,0migration/332553-21latency_hist09:44:023
339950,0migration/329221-21kthreadcore08:59:193
339950,0migration/327261-21kthreadcore07:19:203
339950,0migration/326948-21kthreadcore08:34:203
339950,0migration/324385-21timerwakeupswit08:29:263
339950,0migration/322012-21kthreadcore08:04:203
339950,0migration/321799-21taskset10:54:583
339950,0migration/321546-21rt-features10:34:233
339950,0migration/320698-21kthreadcore07:39:183
339950,0migration/318829-21kthreadcore09:34:173
339950,0migration/318691-21kthreadcore09:14:193
339950,0migration/318050-21kthreadcore07:14:183
339950,0migration/315899-21kthreadcore07:59:203
339950,0migration/315703-21kthreadcore12:14:173
339950,0migration/314059-21kthreadcore07:34:193
339950,0migration/313910-21sh11:11:173
339950,0migration/313671-21taskset10:49:383
339950,0migration/313019-21irqcore08:24:193
339950,0migration/313011-21sh11:50:403
339950,0migration/310609-21kthreadcore08:44:213
29725050,0irq/27-eth0-tx-8587-21munin-node09:09:242
29725050,0irq/27-eth0-tx-8194-21munin-node10:09:242
29725050,0irq/27-eth0-tx-3132-21cut11:04:202
29725050,0irq/27-eth0-tx-30850-21munin-node08:14:240
29725050,0irq/27-eth0-tx-21436-21ssh11:35:502
29725050,0irq/27-eth0-tx-0-21swapper/212:14:152
29725050,0irq/27-eth0-tx-0-21swapper/211:24:162
29725050,0irq/27-eth0-tx-0-21swapper/210:54:252
29725050,0irq/27-eth0-tx-0-21swapper/210:06:242
29725050,0irq/27-eth0-tx-0-21swapper/209:50:282
29725050,0irq/27-eth0-tx-0-21swapper/209:35:122
29715050,0irq/26-eth0-rx-6559-21runrttasks10:08:473
29715050,0irq/26-eth0-rx-31682-21perl11:24:173
29715050,0irq/26-eth0-rx-31506-21munin-node12:04:173
29715050,0irq/26-eth0-rx-27712-21kthreadcore10:19:193
29715050,0irq/26-eth0-rx-17259-21cut11:54:203
29715050,0irq/26-eth0-rx-12321-21kthreadcore07:09:213
29715050,0irq/26-eth0-rx-0-21swapper/312:29:283
29715050,0irq/26-eth0-rx-0-21swapper/312:24:203
29715050,0irq/26-eth0-rx-0-21swapper/312:24:203
29715050,0irq/26-eth0-rx-0-21swapper/312:21:083
29715050,0irq/26-eth0-rx-0-21swapper/311:04:533
29715050,0irq/26-eth0-rx-0-21swapper/310:26:063
29715050,0irq/26-eth0-rx-0-21swapper/310:18:293
29715050,0irq/26-eth0-rx-0-21swapper/309:10:073
27150,0ktimersoftd/20-21swapper/210:14:222
259950,0migration/26033-21proc_pri09:44:232
259950,0migration/23443-21pmu-power12:24:222
259950,0migration/23443-21pmu-power12:24:222
259950,0migration/231392-21fschecks_time11:44:142
259950,0migration/220479-21kthreadcore09:14:202
259950,0migration/217576-21if_eth107:39:162
259950,0migration/214217-21sh10:30:072
259950,0migration/213821-21taskset11:53:032
259950,0migration/211532-21kthreadcore11:09:212
249950,0watchdog/229155-21ssh12:21:482
20319954,0cyclictest9865-21awk07:09:192
20319950,0cyclictest0-21swapper/209:24:352
20299955,0cyclictest0-21swapper/112:34:001
20299955,0cyclictest0-21swapper/112:15:141
20299955,0cyclictest0-21swapper/110:36:421
20299955,0cyclictest0-21swapper/110:20:561
20299950,0cyclictest0-21swapper/109:25:551
20299950,0cyclictest0-21swapper/109:21:201
20299950,0cyclictest0-21swapper/107:44:041
20289955,0cyclictest32601-21diskmemload09:51:210
20289955,0cyclictest0-21swapper/012:19:140
20289955,0cyclictest0-21swapper/012:02:500
20289955,0cyclictest0-21swapper/010:42:070
20289950,0cyclictest0-21swapper/012:24:350
20289950,0cyclictest0-21swapper/012:24:350
20289950,0cyclictest0-21swapper/012:16:330
169950,0watchdog/19606-21if_err_eth009:29:171
149950,0migration/07495-21sh10:07:520
149950,0migration/020919-21taskset11:55:140
149950,0migration/02009-21kthreadcore07:49:210
149950,0migration/016225-21kthreadcore11:34:190
149950,0migration/01566-21kthreadcore11:44:170
339940,0migration/331518-21gltestperf11:44:143
339940,0migration/321066-21kthreadcore08:54:173
339940,0migration/31609-21runrttasks09:24:183
339940,0migration/311009-21kthreadcore09:49:193
29725040,0irq/27-eth0-tx-6813-21munin-node11:29:252
29725040,0irq/27-eth0-tx-24759-21munin-node09:39:172
29725040,0irq/27-eth0-tx-15790-21taskset10:34:052
29725040,0irq/27-eth0-tx-10973-21aten2.4-expect07:59:140
29725040,0irq/27-eth0-tx-0-21swapper/212:29:062
29725040,0irq/27-eth0-tx-0-21swapper/212:04:052
29725040,0irq/27-eth0-tx-0-21swapper/211:59:292
29725040,0irq/27-eth0-tx-0-21swapper/211:39:152
29725040,0irq/27-eth0-tx-0-21swapper/210:44:082
29725040,0irq/27-eth0-tx-0-21swapper/209:54:142
29725040,0irq/27-eth0-tx-0-21swapper/209:29:052
29725040,0irq/27-eth0-tx-0-21swapper/008:54:120
29725040,0irq/27-eth0-tx-0-21swapper/008:29:160
29725040,0irq/27-eth0-tx-0-21swapper/007:19:200
29715040,0irq/26-eth0-rx-0-21swapper/311:59:323
29715040,0irq/26-eth0-rx-0-21swapper/310:39:203
29715040,0irq/26-eth0-rx-0-21swapper/309:29:553
29715040,0irq/26-eth0-rx-0-21swapper/308:19:193
29715040,0irq/26-eth0-rx-0-21swapper/308:14:203
29715040,0irq/26-eth0-rx-0-21swapper/308:09:143
29715040,0irq/26-eth0-rx-0-21swapper/307:24:183
259940,0migration/29396-21kthreadcore10:49:192
259940,0migration/27060-21kthreadcore07:29:212
259940,0migration/2615-21cpuspeed_turbos09:04:142
259940,0migration/2595-21irqrtprio08:39:182
259940,0migration/225881-21runrttasks08:58:242
259940,0migration/225142-21fschecks_time09:59:152
259940,0migration/224249-21if_eth1.207:44:172
259940,0migration/222982-21fschecks_time07:19:162
259940,0migration/221239-21kthreadcore08:29:202
259940,0migration/218732-21kthreadcore07:14:192
259940,0migration/212542-21kthreadcore07:59:192
249940,0watchdog/26874-21perl08:44:172
249940,0watchdog/23084-21idleruntime07:04:172
249940,0watchdog/228493-21memory11:19:202
249940,0watchdog/216292-21kthreadcore08:24:212
249940,0watchdog/20-21swapper/210:24:162
20319944,0cyclictest0-21swapper/210:20:042
20319943,0cyclictest3556-21lldpd08:20:272
20319943,0cyclictest3514-21snmpd10:59:062
20319943,0cyclictest31804-21awk08:14:182
20319943,0cyclictest27079-21awk08:59:172
20319943,0cyclictest24777-21awk10:39:182
20319943,0cyclictest16089-21awk11:14:172
20319943,0cyclictest15326-21awk11:54:182
20299944,0cyclictest0-21swapper/109:53:301
20299944,0cyclictest0-21swapper/109:16:461
20299943,0cyclictest9928-21sort09:09:201
20299943,0cyclictest9045-21awk10:09:181
20299943,0cyclictest8789-21awk10:29:181
20299943,0cyclictest7175-21awk08:44:191
20299943,0cyclictest5199-21awk07:54:201
20299943,0cyclictest3514-21snmpd11:49:221
20299943,0cyclictest3514-21snmpd10:04:061
20299943,0cyclictest3514-21snmpd09:03:211
20299943,0cyclictest3514-21snmpd07:05:201
20299943,0cyclictest31061-21awk12:24:161
20299943,0cyclictest31061-21awk12:24:161
20299943,0cyclictest23394-21awk11:59:171
20299943,0cyclictest23156-21awk12:19:181
20299943,0cyclictest17280-21awk09:54:171
20299943,0cyclictest16480-21awk07:14:161
20299943,0cyclictest15994-21awk11:14:161
20299943,0cyclictest15432-21awk11:54:181
20289944,0cyclictest0-21swapper/011:49:540
20289944,0cyclictest0-21swapper/009:20:170
20289944,0cyclictest0-21swapper/009:05:280
20289943,0cyclictest3556-21lldpd12:31:580
20289943,0cyclictest3556-21lldpd11:16:280
20289943,0cyclictest3514-21snmpd11:33:220
20289943,0cyclictest3514-21snmpd07:09:050
20289943,0cyclictest3241-21irqbalance10:24:410
20289943,0cyclictest3241-21irqbalance10:19:110
20289943,0cyclictest30814-21sadc11:24:020
20289943,0cyclictest25172-21awk08:09:180
20289943,0cyclictest24428-21awk10:59:180
20289943,0cyclictest13806-21awk08:49:170
20289940,0cyclictest25199-21munin-node08:34:210
20289940,0cyclictest17568-21munin-node08:04:150
179940,0migration/17562-21kthreadcore12:09:171
179940,0migration/131629-21munin-node08:14:171
179940,0migration/130840-21aten_r1power_fr11:44:121
179940,0migration/130437-21munin-node09:59:241
179940,0migration/127097-21kthreadcore11:19:191
179940,0migration/126926-21kthreadcore10:59:201
179940,0migration/125577-21run-parts08:55:021
179940,0migration/124033-21cpu10:39:151
179940,0migration/123393-21fschecks_time11:39:161
179940,0migration/122409-21taskset10:14:441
179940,0migration/121083-21kthreadcore08:29:201
179940,0migration/12009-21kthreadcore10:24:181
179940,0migration/118496-21if_eth108:04:171
179940,0migration/117351-21kthreadcore10:54:181
179940,0migration/116996-21cpuspeed_turbos09:34:131
179940,0migration/114693-21latency_hist11:34:021
179940,0migration/114227-21taskset11:33:101
169940,0watchdog/19751-21grep11:09:201
169940,0watchdog/19602-21perl07:09:171
169940,0watchdog/18120-21kthreadcore07:29:211
169940,0watchdog/16211-21switchtime09:44:251
169940,0watchdog/15601-21ksmtuned11:26:241
169940,0watchdog/130608-21kthreadcore07:24:171
169940,0watchdog/122325-21munin-node07:19:251
169940,0watchdog/114760-21ssh10:52:481
169940,0watchdog/10-21swapper/112:04:121
169940,0watchdog/10-21swapper/109:04:171
169940,0watchdog/10-21swapper/108:49:171
169940,0watchdog/10-21swapper/107:49:211
149940,0migration/0944-21fschecks_time09:44:150
149940,0migration/08084-21fschecks_time10:49:160
149940,0migration/07161-21crond10:49:020
149940,0migration/05547-21diskmemload11:26:150
149940,0migration/03606-21munin-node07:29:160
149940,0migration/031324-21kthreadcore07:24:170
149940,0migration/029840-21kthreadcore08:59:200
149940,0migration/028562-21kthreadcore09:59:190
149940,0migration/028244-21kthreadcore07:44:200
149940,0migration/02518-21kthreadcore11:04:200
149940,0migration/023537-21taskset09:36:180
149940,0migration/022455-21sh09:14:240
149940,0migration/022283-21sendmail_mailst07:39:220
149940,0migration/016433-21cpuspeed_turbos10:14:150
149940,0migration/016093-21fschecks_count07:14:150
149940,0migration/013671-21kthreadcore09:29:200
149940,0migration/011727-21kthreadcore11:09:210
149940,0migration/010775-21ksmtuned08:19:230
149940,0migration/010083-21kthreadcore10:09:200
8215030,0irq/24-0000:00:0-21swapper/207:34:032
29725030,0irq/27-eth0-tx-0-21swapper/008:24:160
29725030,0irq/27-eth0-tx-0-21swapper/007:34:190
29715030,0irq/26-eth0-rx-0-21swapper/308:49:133
29715030,0irq/26-eth0-rx-0-21swapper/307:51:533
249930,0watchdog/20-21swapper/208:49:172
249930,0watchdog/20-21swapper/207:54:212
249930,0watchdog/20-21swapper/207:24:172
20319932,0cyclictest25197-21awk08:09:182
20319932,0cyclictest17707-21aten_r1power_vo08:04:142
20299933,0cyclictest0-21swapper/107:39:111
20299933,0cyclictest0-21swapper/107:34:171
20299932,0cyclictest6492-21uname08:19:191
20299932,0cyclictest27119-21grep08:09:191
20299932,0cyclictest25683-21awk09:39:161
20299932,0cyclictest2011-21grep08:39:181
20289933,0cyclictest0-21swapper/009:24:520
20289932,0cyclictest8421-21cat08:44:200
20289932,0cyclictest7190-21grep07:54:210
20289932,0cyclictest6559-21runrttasks09:09:370
20289932,0cyclictest3514-21snmpd12:05:370
20289932,0cyclictest3514-21snmpd10:37:060
20289932,0cyclictest310-21awk08:39:170
20289932,0cyclictest16409-21awk10:54:160
20289931,0cyclictest0-21swapper/007:06:270
20289930,0cyclictest16518-21aten_r1power_po09:54:130
179930,0migration/131845-21sh10:44:131
169930,0watchdog/132601-21diskmemload11:04:361
169930,0watchdog/116294-21kthreadcore08:24:211
169930,0watchdog/10-21swapper/107:59:211
149930,0migration/022777-21sh11:39:080
20299920,0cyclictest0-21swapper/108:34:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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