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2026-02-26 - 10:09
[ 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 the highest latencies:
System rack1slot2s.osadl.org (updated Thu Feb 26, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
252723624,0sleep10-21swapper/119:01:051
233723632,0sleep00-21swapper/018:58:510
304450350,0irq/25-eth10-21swapper/319:00:223
257323524,0sleep20-21swapper/219:01:342
27709977,0cyclictest0-21swapper/021:04:260
339960,0migration/37685-21sh21:04:163
339960,0migration/36695-21sh23:47:273
339960,0migration/332413-21sh21:20:063
339960,0migration/324894-21gltestperf22:58:103
339960,0migration/322724-21sh23:36:343
339960,0migration/322041-21sh23:55:343
339960,0migration/316380-21sh21:30:273
339960,0migration/315059-21timerandwakeup21:48:213
339960,0migration/314671-21sh22:49:303
29715060,0irq/26-eth0-rx-3932-21grep21:23:143
29715060,0irq/26-eth0-rx-30981-21ntp_offset21:38:143
27739965,0cyclictest686-21sed23:03:122
27739960,0cyclictest0-21swapper/220:33:142
27739960,0cyclictest0-21swapper/200:08:172
27719965,0cyclictest865-21ps23:03:121
27709965,0cyclictest7171-21awk23:27:570
19160,0ktimersoftd/10-21swapper/122:52:361
149960,0migration/08486-21sh22:07:520
149960,0migration/06710-21sh23:47:290
149960,0migration/030735-21pmu-power21:58:170
149960,0migration/011703-21munin-node19:33:120
8215050,0irq/24-0000:00:31210-21latency_hist23:42:572
4150,0ktimersoftd/00-21swapper/000:30:210
339950,0migration/39219-21kthreadcore23:48:143
339950,0migration/38809-21kthreadcore19:53:153
339950,0migration/3449-21taskset22:23:083
339950,0migration/34234-21kthreadcore21:43:133
339950,0migration/34208-21irqrtprio19:03:133
339950,0migration/332032-21latency_hist23:02:573
339950,0migration/331084-21munin-node19:48:103
339950,0migration/330996-21kthreadcore20:33:153
339950,0migration/330633-21if_eth019:23:113
339950,0migration/329331-21switchtime23:38:193
339950,0migration/327598-21kthreadcore21:58:133
339950,0migration/326969-21kthreadcore23:18:153
339950,0migration/324326-21kthreadcore20:53:153
339950,0migration/321685-21timerandwakeup23:13:183
339950,0migration/321685-21timerandwakeup23:13:183
339950,0migration/320670-21kthreadcore19:13:153
339950,0migration/317515-21aten_r1power_vo19:38:093
339950,0migration/316361-21latency_hist22:32:583
339950,0migration/315775-21kthreadcore20:48:153
339950,0migration/315521-21kthreadcore20:23:153
339950,0migration/314648-21kthreadcore19:58:143
339950,0migration/314617-21switchtime22:08:203
339950,0migration/310918-21kthreadcore23:08:133
29725050,0irq/27-eth0-tx-9302-21munin-node21:08:092
29725050,0irq/27-eth0-tx-6559-21runrttasks21:34:002
29725050,0irq/27-eth0-tx-31672-21munin-node20:13:130
29725050,0irq/27-eth0-tx-31596-21if_err_eth1.300:23:102
29725050,0irq/27-eth0-tx-30383-21open_inodes22:18:172
29725050,0irq/27-eth0-tx-24417-21munin-node22:38:132
29725050,0irq/27-eth0-tx-23062-21ssh22:13:402
29725050,0irq/27-eth0-tx-21878-21kthreadcore21:13:132
29725050,0irq/27-eth0-tx-15023-21ssh23:11:342
29725050,0irq/27-eth0-tx-12537-21kthreadcore21:28:122
29725050,0irq/27-eth0-tx-1047-21diskmemload00:30:522
29725050,0irq/27-eth0-tx-0-21swapper/223:24:492
29725050,0irq/27-eth0-tx-0-21swapper/223:02:082
29725050,0irq/27-eth0-tx-0-21swapper/222:43:112
29725050,0irq/27-eth0-tx-0-21swapper/221:50:402
29725050,0irq/27-eth0-tx-0-21swapper/019:48:170
29725050,0irq/27-eth0-tx-0-21swapper/019:23:120
29725050,0irq/27-eth0-tx-0-21swapper/019:03:110
29715050,0irq/26-eth0-rx-7190-21sed00:28:103
29715050,0irq/26-eth0-rx-3804-21kthreadcore22:43:143
29715050,0irq/26-eth0-rx-28356-21kthreadcore23:58:143
29715050,0irq/26-eth0-rx-28186-21cut22:38:143
29715050,0irq/26-eth0-rx-24323-21cut19:18:133
29715050,0irq/26-eth0-rx-17815-21munin-node21:13:093
29715050,0irq/26-eth0-rx-15792-21ps00:13:123
29715050,0irq/26-eth0-rx-0-21swapper/323:28:003
29715050,0irq/26-eth0-rx-0-21swapper/322:54:393
29715050,0irq/26-eth0-rx-0-21swapper/322:28:413
29715050,0irq/26-eth0-rx-0-21swapper/322:18:103
29715050,0irq/26-eth0-rx-0-21swapper/322:13:063
29715050,0irq/26-eth0-rx-0-21swapper/322:03:353
29715050,0irq/26-eth0-rx-0-21swapper/321:33:133
29715050,0irq/26-eth0-rx-0-21swapper/321:12:093
29715050,0irq/26-eth0-rx-0-21swapper/320:38:153
29715050,0irq/26-eth0-rx-0-21swapper/320:03:143
29715050,0irq/26-eth0-rx-0-21swapper/319:08:193
29715050,0irq/26-eth0-rx-0-21swapper/300:23:113
29715050,0irq/26-eth0-rx-0-21swapper/300:22:233
29715050,0irq/26-eth0-rx-0-21swapper/300:04:443
27739955,0cyclictest0-21swapper/223:53:092
27739950,0cyclictest0-21swapper/223:58:122
27739950,0cyclictest0-21swapper/200:13:202
27719955,0cyclictest0-21swapper/123:41:281
27719955,0cyclictest0-21swapper/123:31:041
27719955,0cyclictest0-21swapper/100:31:551
27719954,0cyclictest16637-21awk23:13:091
27719954,0cyclictest16637-21awk23:13:091
27719950,0cyclictest0-21swapper/122:43:081
27719950,0cyclictest0-21swapper/121:51:071
27719950,0cyclictest0-21swapper/120:36:231
27719950,0cyclictest0-21swapper/100:15:221
27709950,0cyclictest0-21swapper/021:23:130
259950,0migration/29076-21kthreadcore20:43:132
259950,0migration/28928-21fschecks_count22:28:102
259950,0migration/27454-21munin-node21:03:212
259950,0migration/221006-21fschecks_time20:53:112
259950,0migration/218182-21kthreadcore22:53:132
259950,0migration/214201-21sh23:51:022
259950,0migration/211577-21latency_hist19:57:582
259950,0migration/210049-21munin-node19:08:092
249950,0watchdog/228766-21kthreadcore21:38:122
19150,0ktimersoftd/10-21swapper/122:06:151
19150,0ktimersoftd/10-21swapper/121:27:561
179950,0migration/132642-21rt-features20:58:171
179950,0migration/130605-21needreboot21:58:151
179950,0migration/129632-21latency_hist19:22:581
179950,0migration/121365-21kthreadcore22:33:141
179950,0migration/121362-21timerandwakeup23:33:191
179950,0migration/12014-21kthreadcore00:03:111
179950,0migration/11808-21fschecks_count21:03:111
179950,0migration/115229-21kthreadcore20:48:151
169950,0watchdog/114225-21munin-node22:08:151
149950,0migration/09580-21kthreadcore20:18:130
149950,0migration/08950-21kthreadcore23:48:140
149950,0migration/0893-21irqrtprio23:03:120
149950,0migration/07494-21sh22:46:590
149950,0migration/03936-21latency_hist19:27:580
149950,0migration/03541-21kthreadcore21:43:130
149950,0migration/032443-21kthreadcore00:03:110
149950,0migration/031463-21munin-node20:33:160
149950,0migration/030743-21switchtime20:08:190
149950,0migration/025948-21kthreadcore22:38:130
149950,0migration/025464-21kthreadcore00:18:140
149950,0migration/025194-21sshd21:17:380
149950,0migration/022456-21sh22:53:510
149950,0migration/020019-21kthreadcore19:38:140
149950,0migration/019355-21kthreadcore19:13:150
149950,0migration/018662-21kthreadcore23:53:140
149950,0migration/017988-21munin-node22:13:140
149950,0migration/017313-21latency_hist21:32:580
149950,0migration/017254-21kthreadcore00:13:130
149950,0migration/01284-21kthreadcore00:23:120
10771250,0sleep310981-21cpuspeed_turbos19:33:093
339940,0migration/33931-21latency_hist19:27:583
339940,0migration/313170-21taskset20:44:513
29725040,0irq/27-eth0-tx-7421-21munin-node23:28:182
29725040,0irq/27-eth0-tx-22031-21ssh23:34:302
29725040,0irq/27-eth0-tx-1350-21munin-node21:23:092
29725040,0irq/27-eth0-tx-0-21swapper/223:38:142
29725040,0irq/27-eth0-tx-0-21swapper/223:18:072
29725040,0irq/27-eth0-tx-0-21swapper/223:13:022
29725040,0irq/27-eth0-tx-0-21swapper/223:13:022
29725040,0irq/27-eth0-tx-0-21swapper/222:23:102
29725040,0irq/27-eth0-tx-0-21swapper/222:08:142
29725040,0irq/27-eth0-tx-0-21swapper/222:05:212
29725040,0irq/27-eth0-tx-0-21swapper/221:59:192
29725040,0irq/27-eth0-tx-0-21swapper/221:53:232
29725040,0irq/27-eth0-tx-0-21swapper/221:18:492
29725040,0irq/27-eth0-tx-0-21swapper/200:03:122
29715040,0irq/26-eth0-rx-0-21swapper/323:23:083
29715040,0irq/26-eth0-rx-0-21swapper/321:55:103
29715040,0irq/26-eth0-rx-0-21swapper/320:58:143
29715040,0irq/26-eth0-rx-0-21swapper/320:28:083
29715040,0irq/26-eth0-rx-0-21swapper/320:08:383
29715040,0irq/26-eth0-rx-0-21swapper/300:07:583
27739943,0cyclictest3556-21lldpd20:51:092
27739943,0cyclictest24996-21awk19:43:132
27739943,0cyclictest23671-21awk00:18:122
27739943,0cyclictest20345-21awk20:28:122
27739943,0cyclictest17391-21awk22:33:112
27739943,0cyclictest11686-21awk19:33:122
27719944,0cyclictest0-21swapper/123:58:011
27719944,0cyclictest0-21swapper/119:28:161
27719943,0cyclictest3888-21awk19:03:121
27719943,0cyclictest3556-21lldpd23:08:391
27719943,0cyclictest3556-21lldpd22:40:391
27719943,0cyclictest3556-21lldpd22:28:091
27719943,0cyclictest3556-21lldpd22:24:391
27719943,0cyclictest3556-21lldpd21:21:081
27719943,0cyclictest3556-21lldpd20:18:081
27719943,0cyclictest3556-21lldpd19:55:061
27719943,0cyclictest3556-21lldpd19:33:071
27719943,0cyclictest32627-21awk20:13:131
27719943,0cyclictest32311-21awk23:43:101
27719943,0cyclictest31576-21awk19:48:121
27719943,0cyclictest25693-21awk22:18:111
27719943,0cyclictest24997-21awk22:58:111
27719943,0cyclictest24947-21awk19:43:121
27719943,0cyclictest23158-21ps21:33:171
27719943,0cyclictest18197-21awk19:38:121
27719943,0cyclictest17771-21awk22:13:131
27719943,0cyclictest1167-21awk20:38:131
27709944,0cyclictest10101-21kworker/0:021:08:110
27709944,0cyclictest0-21swapper/022:51:020
27709944,0cyclictest0-21swapper/022:33:040
27709943,0cyclictest3556-21lldpd22:25:090
27709943,0cyclictest3556-21lldpd21:35:090
27709943,0cyclictest3556-21lldpd20:48:390
27709943,0cyclictest3514-21snmpd23:40:390
27709943,0cyclictest26466-21awk21:18:120
27709943,0cyclictest24899-21awk19:43:120
27709943,0cyclictest21288-21awk20:53:130
27709943,0cyclictest18123-21awk21:53:120
27709943,0cyclictest16350-21awk23:33:110
27709943,0cyclictest10101-21kworker/0:022:19:070
27709943,0cyclictest10101-21kworker/0:021:49:250
27709940,0cyclictest0-21swapper/023:00:490
259940,0migration/25440-21kthreadcore19:03:142
259940,0migration/227619-21fschecks_time20:58:102
259940,0migration/222793-21munin-node19:38:172
259940,0migration/218520-21aten2.4-expect20:03:092
259940,0migration/213267-21fschecks_time20:23:122
249940,0watchdog/27475-21ssh21:43:522
249940,0watchdog/222166-21sed19:13:202
249940,0watchdog/213531-21memory22:48:152
249940,0watchdog/212599-21if_eth019:58:122
249940,0watchdog/20-21swapper/219:48:202
179940,0migration/19022-21kthreadcore23:48:141
179940,0migration/16496-21runrttasks23:26:071
179940,0migration/130660-21taskset00:23:001
179940,0migration/12569-21latency19:23:141
179940,0migration/125458-21taskset20:28:561
179940,0migration/125428-21df_abs20:08:091
179940,0migration/123100-21kthreadcore20:53:141
179940,0migration/12291-21irqrtprio21:43:121
179940,0migration/118613-21cpuspeed_turbos20:03:101
179940,0migration/117541-21diskmemload21:13:081
179940,0migration/110448-21irqcore21:08:131
179940,0migration/110419-21kthreadcore20:43:141
169940,0watchdog/128765-21kthreadcore21:38:121
169940,0watchdog/122729-21ssh23:57:351
169940,0watchdog/117147-21kthreadcore20:23:161
169940,0watchdog/114096-21ssh00:11:511
169940,0watchdog/111083-21kthreadcore21:28:121
169940,0watchdog/10-21swapper/119:08:081
149940,0migration/022957-21kthreadcore20:28:140
149940,0migration/019011-21kthreadcore23:13:120
149940,0migration/019011-21kthreadcore23:13:120
149940,0migration/012216-21kthreadcore19:08:130
149940,0migration/012031-21kthreadcore20:43:140
149940,0migration/011873-21kthreadcore00:08:150
4130,0ktimersoftd/09768-21ethtool22:08:120
339930,0migration/38222-21kthreadcore20:18:133
29725030,0irq/27-eth0-tx-0-21swapper/020:38:110
29725030,0irq/27-eth0-tx-0-21swapper/019:18:080
29715030,0irq/26-eth0-rx-0-21swapper/319:43:093
27739932,0cyclictest3556-21lldpd20:42:382
27739932,0cyclictest3556-21lldpd20:19:382
27739932,0cyclictest3556-21lldpd20:08:382
27739932,0cyclictest3556-21lldpd19:23:072
27739932,0cyclictest2433-21kthreadcore20:13:152
27739930,0cyclictest9506-21ntp_states19:28:182
27719932,0cyclictest3514-21snmpd23:18:571
27719932,0cyclictest3514-21snmpd19:13:101
27719932,0cyclictest22870-21aten_r1power_po00:18:081
27719932,0cyclictest17483-21df21:53:101
27719932,0cyclictest17026-21awk22:53:111
27719932,0cyclictest12562-21awk19:58:121
27709933,0cyclictest20634-21kworker/0:120:58:050
27709933,0cyclictest20634-21kworker/0:120:03:050
27709933,0cyclictest20634-21kworker/0:119:58:010
27709933,0cyclictest20634-21kworker/0:119:53:030
27709933,0cyclictest10101-21kworker/0:023:58:180
27709933,0cyclictest10101-21kworker/0:023:28:040
27709933,0cyclictest10101-21kworker/0:023:18:000
27709933,0cyclictest10101-21kworker/0:023:08:080
27709933,0cyclictest10101-21kworker/0:022:28:090
27709933,0cyclictest10101-21kworker/0:021:37:590
27709930,0cyclictest0-21swapper/020:23:110
29715020,0irq/26-eth0-rx-0-21swapper/320:13:563
27739921,0cyclictest3241-21irqbalance19:18:062
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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