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2026-02-16 - 09:31
[ 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 Mon Feb 16, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450460,0irq/25-eth10-21swapper/319:02:493
2074624637,0sleep20-21swapper/219:03:542
1437923724,0sleep00-21swapper/018:59:040
2050223424,0sleep10-21swapper/119:01:051
208179976,0cyclictest1225-21crond23:13:532
339960,0migration/38860-21sh23:38:393
339960,0migration/33733-21idleruntime-cro20:03:553
339960,0migration/332129-21sh00:33:353
339960,0migration/317784-21sh21:20:213
29725060,0irq/27-eth0-tx-21038-21cut21:04:120
29725060,0irq/27-eth0-tx-15297-21munin-node19:24:130
29715060,0irq/26-eth0-rx-24360-21ssh00:08:133
29715060,0irq/26-eth0-rx-16517-21sshd00:24:003
29715060,0irq/26-eth0-rx-14577-21unixbench_multi00:19:173
29715060,0irq/26-eth0-rx-12315-21cut22:59:113
29715060,0irq/26-eth0-rx-0-21swapper/323:41:293
208179966,0cyclictest0-21swapper/220:34:082
208179966,0cyclictest0-21swapper/200:32:412
208179960,0cyclictest0-21swapper/221:24:162
208169960,0cyclictest1267-21sed23:13:531
208159960,0cyclictest0-21swapper/021:49:050
19160,0ktimersoftd/119058-21diskmemload00:29:431
149960,0migration/09604-21sh22:38:000
149960,0migration/030285-21sendmail_mailqu00:29:140
149960,0migration/026243-21aten_r1power_cu22:49:040
149960,0migration/025903-21sh21:45:530
149960,0migration/024850-21sh23:27:360
149960,0migration/010577-21sh21:37:550
339950,0migration/39701-21taskset21:56:183
339950,0migration/37192-21kthreadcore20:29:113
339950,0migration/3634-21taskset23:12:193
339950,0migration/35285-21kthreadcore21:14:113
339950,0migration/33298-21aten_r1power_vo21:34:063
339950,0migration/332182-21taskset23:51:403
339950,0migration/331541-21kthreadcore22:29:123
339950,0migration/330749-21timerandwakeup00:09:153
339950,0migration/329411-21munin-node19:34:073
339950,0migration/328179-21munin-node22:09:103
339950,0migration/327662-21kthreadcore23:29:113
339950,0migration/327334-21taskset19:07:113
339950,0migration/327096-21latency_hist21:48:533
339950,0migration/32661-21fschecks_time22:34:073
339950,0migration/325437-21diskmemload21:44:333
339950,0migration/318843-21fschecks_time20:39:073
339950,0migration/318120-21idleruntime20:14:083
339950,0migration/31491-21fschecks_time23:54:073
339950,0migration/314724-21taskset19:20:013
339950,0migration/311447-21cpuspeed_turbos21:39:073
339950,0migration/311240-21kthreadcore19:44:103
339950,0migration/310524-21munin-node23:19:083
339950,0migration/310445-21cpuspeed_turbos22:39:053
29725050,0irq/27-eth0-tx-3447-21kthreadcore22:34:112
29725050,0irq/27-eth0-tx-27212-21munin-node21:49:172
29725050,0irq/27-eth0-tx-23957-21munin-node20:19:080
29725050,0irq/27-eth0-tx-10646-21munin-node20:09:160
29725050,0irq/27-eth0-tx-0-21swapper/020:54:040
29725050,0irq/27-eth0-tx-0-21swapper/020:43:010
29725050,0irq/27-eth0-tx-0-21swapper/019:44:050
29725050,0irq/27-eth0-tx-0-21swapper/019:29:070
29725050,0irq/27-eth0-tx-0-21swapper/019:19:100
29725050,0irq/27-eth0-tx-0-21swapper/019:04:130
29715050,0irq/26-eth0-rx-7743-21python22:54:163
29715050,0irq/26-eth0-rx-7202-21pluginstate23:14:133
29715050,0irq/26-eth0-rx-27662-21kthreadcore22:49:093
29715050,0irq/26-eth0-rx-27068-21ssh21:28:193
29715050,0irq/26-eth0-rx-16338-21swap22:19:183
29715050,0irq/26-eth0-rx-10234-21kthreadcore23:59:103
29715050,0irq/26-eth0-rx-0-21swapper/322:44:073
29715050,0irq/26-eth0-rx-0-21swapper/322:28:493
29715050,0irq/26-eth0-rx-0-21swapper/321:30:013
29715050,0irq/26-eth0-rx-0-21swapper/321:10:173
29715050,0irq/26-eth0-rx-0-21swapper/300:13:593
27150,0ktimersoftd/20-21swapper/220:47:422
249950,0watchdog/22346-21tr20:24:122
249950,0watchdog/22346-21tr20:24:122
208179955,0cyclictest0-21swapper/223:14:572
208179955,0cyclictest0-21swapper/222:41:132
208179955,0cyclictest0-21swapper/222:06:132
208179955,0cyclictest0-21swapper/200:27:382
208179955,0cyclictest0-21swapper/200:18:202
208179955,0cyclictest0-21swapper/200:03:592
208179954,0cyclictest29332-21strings20:19:132
208179950,0cyclictest0-21swapper/223:47:452
208179950,0cyclictest0-21swapper/219:32:392
208169955,0cyclictest0-21swapper/123:46:411
208169955,0cyclictest0-21swapper/122:17:271
208169955,0cyclictest0-21swapper/121:50:011
208169955,0cyclictest0-21swapper/120:59:051
208169950,0cyclictest0-21swapper/122:54:201
208169950,0cyclictest0-21swapper/122:10:311
208159955,0cyclictest0-21swapper/023:21:470
208159950,0cyclictest0-21swapper/023:09:010
169950,0watchdog/111037-21cpu21:59:041
149950,0migration/09105-21latency_hist23:38:530
149950,0migration/07481-21kthreadcore21:14:110
149950,0migration/0698-21kthreadcore20:49:110
149950,0migration/04094-21irqcore19:39:110
149950,0migration/03574-21taskset20:02:210
149950,0migration/030821-21kthreadcore21:29:110
149950,0migration/02994-21fschecks_time22:14:070
149950,0migration/029704-21kthreadcore20:44:090
149950,0migration/025161-21cpuspeed_turbos00:09:040
149950,0migration/022789-21kthreadcore21:24:110
149950,0migration/02127-21cpuspeed_turbos22:54:060
149950,0migration/019974-21kthreadcore22:44:100
149950,0migration/018952-21aten_r1power_en22:04:040
149950,0migration/018818-21kthreadcore00:04:100
149950,0migration/018660-21kthreadcore23:44:100
149950,0migration/018355-21kthreadcore00:24:100
149950,0migration/018280-21munin-node20:14:090
149950,0migration/018122-21taskset21:41:330
149950,0migration/015292-21kthreadcore22:19:130
149950,0migration/013150-21kthreadcore20:34:100
149950,0migration/012957-21kthreadcore21:19:100
3768240,0sleep35848-21tr22:14:113
339940,0migration/331642-21irqcore20:24:113
339940,0migration/331642-21irqcore20:24:113
339940,0migration/331223-21taskset20:47:393
339940,0migration/32946-21taskset19:14:093
339940,0migration/326859-21kthreadcore20:19:113
339940,0migration/326449-21kthreadcore19:54:123
339940,0migration/322763-21kthreadcore23:04:103
339940,0migration/314178-21kthreadcore20:09:103
339940,0migration/311656-21sh21:59:063
339940,0migration/310645-21kthreadcore20:54:103
29725040,0irq/27-eth0-tx-19522-21cut23:04:092
29725040,0irq/27-eth0-tx-19058-21diskmemload00:20:092
29725040,0irq/27-eth0-tx-16306-21munin-node19:49:060
29725040,0irq/27-eth0-tx-10865-21munin-node21:59:052
29725040,0irq/27-eth0-tx-0-21swapper/223:53:582
29725040,0irq/27-eth0-tx-0-21swapper/223:39:142
29725040,0irq/27-eth0-tx-0-21swapper/223:30:302
29725040,0irq/27-eth0-tx-0-21swapper/223:24:462
29725040,0irq/27-eth0-tx-0-21swapper/222:49:142
29725040,0irq/27-eth0-tx-0-21swapper/222:14:002
29725040,0irq/27-eth0-tx-0-21swapper/221:39:062
29725040,0irq/27-eth0-tx-0-21swapper/200:08:562
29725040,0irq/27-eth0-tx-0-21swapper/020:59:080
29725040,0irq/27-eth0-tx-0-21swapper/020:24:590
29725040,0irq/27-eth0-tx-0-21swapper/020:24:590
29715040,0irq/26-eth0-rx-12973-21kthreadcore20:34:103
29715040,0irq/26-eth0-rx-0-21swapper/323:44:103
29715040,0irq/26-eth0-rx-0-21swapper/323:26:193
29715040,0irq/26-eth0-rx-0-21swapper/322:04:293
29715040,0irq/26-eth0-rx-0-21swapper/321:05:303
259940,0migration/23011-21latency_hist21:33:542
259940,0migration/21569-21kthreadcore19:59:112
259940,0migration/215662-21df_abs19:24:052
259940,0migration/211062-21kthreadcore23:59:092
249940,0watchdog/27729-21ssh22:54:162
249940,0watchdog/24723-21smartctl20:04:082
249940,0watchdog/24158-21cut20:49:122
249940,0watchdog/227547-21ssh21:29:042
249940,0watchdog/21179-21aten2.4-expect23:34:042
249940,0watchdog/20-21swapper/221:04:122
249940,0watchdog/20-21swapper/220:59:122
208179944,0cyclictest0-21swapper/221:21:362
208179943,0cyclictest3556-21lldpd21:44:002
208179943,0cyclictest3514-21snmpd23:20:132
208179943,0cyclictest3514-21snmpd22:24:132
208179943,0cyclictest3514-21snmpd21:13:582
208179943,0cyclictest3514-21snmpd20:58:282
208179943,0cyclictest3514-21snmpd20:29:132
208179943,0cyclictest3514-21snmpd20:14:132
208179943,0cyclictest3514-21snmpd19:43:582
208179943,0cyclictest3514-21snmpd19:14:282
208179943,0cyclictest3241-21irqbalance23:49:022
208179943,0cyclictest3241-21irqbalance22:19:122
208179943,0cyclictest3241-21irqbalance19:55:332
208179943,0cyclictest3241-21irqbalance19:50:032
208179943,0cyclictest3241-21irqbalance19:39:032
208179943,0cyclictest3241-21irqbalance19:34:032
208179943,0cyclictest3241-21irqbalance19:20:332
208179943,0cyclictest3241-21irqbalance19:09:032
208179943,0cyclictest28113-21awk21:09:082
208179943,0cyclictest27837-21awk22:09:092
208179943,0cyclictest27413-21awk22:29:092
208179943,0cyclictest21959-21awk19:04:092
208179943,0cyclictest19198-21awk22:44:082
208179943,0cyclictest11498-21awk20:09:072
208179943,0cyclictest11014-21grep22:59:102
208179940,0cyclictest0-21swapper/221:54:082
208169944,0cyclictest0-21swapper/122:05:281
208169944,0cyclictest0-21swapper/121:28:061
208169944,0cyclictest0-21swapper/100:07:581
208169943,0cyclictest4003-21awk21:14:091
208169943,0cyclictest3556-21lldpd23:59:331
208169943,0cyclictest3556-21lldpd23:37:331
208169943,0cyclictest3556-21lldpd23:18:021
208169943,0cyclictest3556-21lldpd23:06:021
208169943,0cyclictest3556-21lldpd22:59:021
208169943,0cyclictest3556-21lldpd22:47:011
208169943,0cyclictest3556-21lldpd22:25:311
208169943,0cyclictest3556-21lldpd21:11:591
208169943,0cyclictest3556-21lldpd00:24:041
208169943,0cyclictest3556-21lldpd00:16:041
208169943,0cyclictest3556-21lldpd00:13:041
208169943,0cyclictest3514-21snmpd23:18:581
208169943,0cyclictest3514-21snmpd21:48:281
208169943,0cyclictest3514-21snmpd21:18:581
208169943,0cyclictest3514-21snmpd20:23:581
208169943,0cyclictest3514-21snmpd20:23:581
208169943,0cyclictest3514-21snmpd20:19:581
208169943,0cyclictest3514-21snmpd19:31:281
208169943,0cyclictest32525-21awk20:49:101
208169943,0cyclictest3241-21irqbalance23:40:321
208169943,0cyclictest3241-21irqbalance22:37:221
208169943,0cyclictest3241-21irqbalance21:06:121
208169943,0cyclictest28397-21awk21:29:081
208169943,0cyclictest27211-21awk22:49:081
208169943,0cyclictest18548-21awk23:24:091
208169943,0cyclictest18255-21awk20:14:091
208169943,0cyclictest1690-21awk23:54:081
208169943,0cyclictest12487-21awk20:34:081
208169943,0cyclictest11555-21awk20:09:081
208169943,0cyclictest11204-21awk22:39:091
208159944,0cyclictest0-21swapper/022:39:230
208159943,0cyclictest9771-21awk23:59:070
208159943,0cyclictest3241-21irqbalance22:00:220
208159943,0cyclictest3241-21irqbalance21:54:120
208159943,0cyclictest2882-21kworker/0:223:16:230
208159943,0cyclictest26437-21sed23:49:100
208159943,0cyclictest1312-21awk00:14:060
208159943,0cyclictest13119-21kworker/0:122:26:390
208159943,0cyclictest13119-21kworker/0:119:54:080
208159943,0cyclictest10818-21awk22:59:080
208159940,0cyclictest0-21swapper/023:35:210
208159940,0cyclictest0-21swapper/000:20:260
179940,0migration/129869-21kthreadcore20:44:091
179940,0migration/116554-21latency21:39:121
169940,0watchdog/19689-21ssh21:56:161
169940,0watchdog/18217-21latency19:39:131
169940,0watchdog/130196-21tr23:49:121
169940,0watchdog/129655-21aten_r1power_cu19:59:051
169940,0watchdog/115657-21df_abs19:24:051
169940,0watchdog/10-21swapper/100:19:111
149940,0migration/07464-21sh23:55:310
149940,0migration/06359-21kthreadcore19:14:110
149940,0migration/04292-21df_abs20:04:070
149940,0migration/031247-21kthreadcore19:09:110
149940,0migration/028649-21kthreadcore21:09:100
149940,0migration/027690-21hwlatdetect22:09:080
29715030,0irq/26-eth0-rx-0-21swapper/320:59:053
29715030,0irq/26-eth0-rx-0-21swapper/320:49:063
29715030,0irq/26-eth0-rx-0-21swapper/320:07:303
29715030,0irq/26-eth0-rx-0-21swapper/319:39:073
29715030,0irq/26-eth0-rx-0-21swapper/319:29:053
29715030,0irq/26-eth0-rx-0-21swapper/319:24:043
29715030,0irq/26-eth0-rx-0-21swapper/319:09:283
208179932,0cyclictest19208-21awk20:39:092
208169933,0cyclictest3556-21lldpd20:29:591
208169933,0cyclictest3556-21lldpd20:04:001
208169933,0cyclictest3556-21lldpd19:48:591
208169932,0cyclictest9596-21awk19:19:101
208169932,0cyclictest3556-21lldpd20:54:001
208169932,0cyclictest3556-21lldpd19:13:571
208169932,0cyclictest3514-21snmpd19:45:281
208169932,0cyclictest27431-21if_err_eth1.322:29:091
208169930,0cyclictest28118-21diskstats19:09:071
208169930,0cyclictest0-21swapper/120:42:231
208159933,0cyclictest2882-21kworker/0:223:28:570
208159933,0cyclictest2882-21kworker/0:223:04:030
208159933,0cyclictest13119-21kworker/0:122:28:570
208159933,0cyclictest13119-21kworker/0:120:29:000
208159933,0cyclictest13119-21kworker/0:119:34:100
19130,0ktimersoftd/10-21swapper/119:06:391
179930,0migration/127890-21kthreadcore19:54:121
169930,0watchdog/10-21swapper/123:29:081
169930,0watchdog/10-21swapper/122:19:081
169930,0watchdog/10-21swapper/121:34:041
29715020,0irq/26-eth0-rx-0-21swapper/319:49:063
208169921,0cyclictest28613-21cut19:33:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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