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2026-02-15 - 08:29
[ 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 the highest latencies:
System rack1slot2s.osadl.org (updated Sun Feb 15, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2507126665,0sleep00-21swapper/018:59:520
304450350,0irq/25-eth10-21swapper/318:59:193
2515223425,0sleep10-21swapper/119:00:501
2539523324,0sleep20-21swapper/219:03:392
254999976,0cyclictest0-21swapper/221:40:282
339960,0migration/35788-21sh23:34:063
339960,0migration/322045-21sh22:00:343
339960,0migration/312784-21sh00:18:363
29725060,0irq/27-eth0-tx-25708-21munin-node19:04:240
29715060,0irq/26-eth0-rx-3733-21munin-run20:49:003
29715060,0irq/26-eth0-rx-32235-21df21:09:123
29715060,0irq/26-eth0-rx-30772-21ssh22:28:413
29715060,0irq/26-eth0-rx-19881-21sort22:59:193
29715060,0irq/26-eth0-rx-19881-21sort22:59:193
254999966,0cyclictest0-21swapper/223:11:162
254999960,0cyclictest0-21swapper/222:25:522
254959966,0cyclictest16077-21awk22:19:151
254959965,0cyclictest0-21swapper/123:04:171
254949960,0cyclictest0-21swapper/023:12:430
254949960,0cyclictest0-21swapper/021:59:240
149960,0migration/05360-21sh23:33:300
149960,0migration/03543-21fschecks_time20:24:120
149960,0migration/029475-21aten_r1power_cu00:09:100
8215050,0irq/24-0000:00:0-21swapper/221:09:002
339950,0migration/37469-21idleruntime-cro19:39:003
339950,0migration/37151-21diskmemload21:53:593
339950,0migration/36458-21kthreadcore19:59:183
339950,0migration/35375-21latency_hist23:53:593
339950,0migration/330086-21munin-node00:29:153
339950,0migration/329203-21missed_timers21:44:193
339950,0migration/325791-21kthreadcore20:14:183
339950,0migration/324239-21aten_r1power_vo21:24:113
339950,0migration/323130-21timerwakeupswit20:59:213
339950,0migration/322688-21cpu23:04:123
339950,0migration/322008-21kthreadcore19:24:163
339950,0migration/321904-21munin-node21:39:233
339950,0migration/319902-21latency_hist19:24:003
339950,0migration/317226-21munin-node20:34:133
339950,0migration/316689-21kthreadcore22:39:173
339950,0migration/316358-21kthreadcore23:59:163
339950,0migration/315815-21fschecks_time22:19:143
339950,0migration/31539-21kthreadcore23:49:183
339950,0migration/311918-21kthreadcore21:14:183
339950,0migration/310350-21taskset20:53:323
339950,0migration/310173-21kthreadcore22:14:163
29725050,0irq/27-eth0-tx-6166-21munin-node23:14:112
29725050,0irq/27-eth0-tx-24964-21ssh21:04:150
29725050,0irq/27-eth0-tx-17553-21kthreadcore22:59:182
29725050,0irq/27-eth0-tx-17553-21kthreadcore22:59:182
29725050,0irq/27-eth0-tx-13353-21ssh22:56:242
29725050,0irq/27-eth0-tx-0-21swapper/223:30:432
29725050,0irq/27-eth0-tx-0-21swapper/222:37:372
29725050,0irq/27-eth0-tx-0-21swapper/020:59:120
29725050,0irq/27-eth0-tx-0-21swapper/020:29:210
29715050,0irq/26-eth0-rx-9519-21kthreadcore22:34:153
29715050,0irq/26-eth0-rx-5303-21ntpdc21:29:193
29715050,0irq/26-eth0-rx-4204-21mdstat22:29:193
29715050,0irq/26-eth0-rx-3416-21cut22:09:173
29715050,0irq/26-eth0-rx-30736-21ssh21:06:323
29715050,0irq/26-eth0-rx-28007-21python23:24:213
29715050,0irq/26-eth0-rx-2445-21grep22:49:183
29715050,0irq/26-eth0-rx-22773-21ssh22:44:033
29715050,0irq/26-eth0-rx-21908-21munin-node00:24:133
29715050,0irq/26-eth0-rx-21546-21open_inodes21:19:213
29715050,0irq/26-eth0-rx-21358-21ssh23:22:213
29715050,0irq/26-eth0-rx-10924-21kthreadcore19:39:163
29715050,0irq/26-eth0-rx-0-21swapper/323:46:533
29715050,0irq/26-eth0-rx-0-21swapper/323:16:303
29715050,0irq/26-eth0-rx-0-21swapper/323:13:553
29715050,0irq/26-eth0-rx-0-21swapper/321:55:393
29715050,0irq/26-eth0-rx-0-21swapper/300:19:133
254999955,0cyclictest23750-21diskmemload00:26:102
254999955,0cyclictest0-21swapper/223:57:562
254999955,0cyclictest0-21swapper/223:45:012
254999955,0cyclictest0-21swapper/223:04:492
254999955,0cyclictest0-21swapper/222:52:502
254999955,0cyclictest0-21swapper/221:27:322
254959955,0cyclictest0-21swapper/121:57:551
254959955,0cyclictest0-21swapper/100:01:591
254959954,0cyclictest827-21awk19:09:161
254959950,0cyclictest0-21swapper/123:34:151
254959950,0cyclictest0-21swapper/122:10:411
254959950,0cyclictest0-21swapper/100:21:041
254959950,0cyclictest0-21swapper/100:09:151
254949955,0cyclictest0-21swapper/023:50:430
254949955,0cyclictest0-21swapper/022:24:570
254949950,0cyclictest0-21swapper/022:29:120
254949950,0cyclictest0-21swapper/000:32:200
254949950,0cyclictest0-21swapper/000:15:560
259950,0migration/29712-21kthreadcore22:14:152
259950,0migration/25392-21needreboot19:09:192
259950,0migration/24212-21irqrtprio20:24:142
259950,0migration/23889-21sh23:50:132
259950,0migration/230278-21idleruntime00:09:142
259950,0migration/225720-21kthreadcore21:44:162
259950,0migration/21894-21sendmail_mailqu20:19:232
259950,0migration/215243-21kthreadcore23:39:152
259950,0migration/211227-21kthreadcore21:34:182
249950,0watchdog/228975-21needreboot22:04:182
249950,0watchdog/22166-21kthreadcore22:29:182
249950,0watchdog/217891-21kthreadcore19:19:182
179950,0migration/18705-21switchtime20:24:201
179950,0migration/18503-21fschecks_time21:14:131
179950,0migration/131761-21kthreadcore23:49:171
179950,0migration/130151-21taskset22:47:511
179950,0migration/128220-21taskset23:45:111
179950,0migration/12809-21kthreadcore19:34:171
179950,0migration/126854-21kthreadcore23:24:171
179950,0migration/12321-21taskset20:19:521
179950,0migration/119734-21munin-node23:39:211
179950,0migration/113647-21cpuspeed_turbos19:19:131
179950,0migration/113486-21kthreadcore20:54:181
179950,0migration/112960-21munin-node22:14:201
179950,0migration/112664-21sh23:15:201
169950,0watchdog/14986-21grep21:29:181
169950,0watchdog/128974-21head22:04:181
149950,0migration/09711-21kthreadcore22:34:150
149950,0migration/09254-21kthreadcore23:14:160
149950,0migration/08963-21irqcore21:14:160
149950,0migration/08859-21irqcore21:34:160
149950,0migration/06143-21sh21:30:050
149950,0migration/05376-21needreboot19:09:190
149950,0migration/0526-21irqcore21:09:160
149950,0migration/032023-21kthreadcore20:19:190
149950,0migration/028077-21netstat23:04:190
149950,0migration/027451-21kthreadcore23:24:170
149950,0migration/026148-21kthreadcore21:44:160
149950,0migration/025675-21kthreadcore21:24:160
149950,0migration/025615-21processes19:24:200
149950,0migration/024890-21kthreadcore20:39:160
149950,0migration/024420-21sh22:04:140
149950,0migration/021648-21sh23:23:120
149950,0migration/020915-21latency_hist00:23:580
149950,0migration/020387-21taskset23:40:350
149950,0migration/01937-21kthreadcore21:49:170
149950,0migration/016965-21kthreadcore22:39:170
149950,0migration/016652-21kthreadcore19:19:180
149950,0migration/015844-21fschecks_count20:09:130
149950,0migration/015596-21munin-node22:19:130
149950,0migration/014892-21kthreadcore23:59:160
149950,0migration/014496-21aten_r1power_vo19:44:120
149950,0migration/012427-21taskset23:35:380
149950,0migration/011615-21kthreadcore21:54:170
149950,0migration/011290-21fschecks_time20:54:140
149950,0migration/010836-21kthreadcore19:14:170
339940,0migration/36257-21kthreadcore20:24:153
339940,0migration/33008-21kthreadcore19:09:183
339940,0migration/328862-21kthreadcore19:04:193
339940,0migration/328141-21diskmemload00:05:563
339940,0migration/324798-21kthreadcore20:39:163
29725040,0irq/27-eth0-tx-3991-21telnet20:49:110
29725040,0irq/27-eth0-tx-22982-21cpu22:44:112
29725040,0irq/27-eth0-tx-21464-21munin-node00:04:212
29725040,0irq/27-eth0-tx-0-21swapper/223:24:372
29725040,0irq/27-eth0-tx-0-21swapper/223:19:112
29725040,0irq/27-eth0-tx-0-21swapper/221:59:212
29725040,0irq/27-eth0-tx-0-21swapper/221:54:202
29725040,0irq/27-eth0-tx-0-21swapper/221:49:242
29725040,0irq/27-eth0-tx-0-21swapper/200:29:082
29725040,0irq/27-eth0-tx-0-21swapper/020:34:110
29715040,0irq/26-eth0-rx-0-21swapper/323:41:423
29715040,0irq/26-eth0-rx-0-21swapper/323:30:093
29715040,0irq/26-eth0-rx-0-21swapper/322:54:213
29715040,0irq/26-eth0-rx-0-21swapper/322:04:393
29715040,0irq/26-eth0-rx-0-21swapper/321:35:213
29715040,0irq/26-eth0-rx-0-21swapper/320:09:163
29715040,0irq/26-eth0-rx-0-21swapper/300:09:173
254999944,0cyclictest0-21swapper/221:14:082
254999943,0cyclictest3556-21lldpd21:29:002
254999943,0cyclictest3556-21lldpd20:55:002
254999943,0cyclictest3556-21lldpd20:50:002
254999943,0cyclictest3556-21lldpd20:39:302
254999943,0cyclictest3556-21lldpd20:05:002
254999943,0cyclictest3556-21lldpd20:01:002
254999943,0cyclictest3556-21lldpd19:54:002
254999943,0cyclictest30565-21awk20:44:152
254999943,0cyclictest20930-21awk19:24:142
254999943,0cyclictest18249-21awk20:59:132
254999943,0cyclictest15530-21df22:19:132
254999943,0cyclictest15232-21awk19:44:152
254959944,0cyclictest0-21swapper/123:00:021
254959944,0cyclictest0-21swapper/123:00:021
254959943,0cyclictest7627-21awk19:14:151
254959943,0cyclictest3556-21lldpd22:41:011
254959943,0cyclictest3556-21lldpd20:33:291
254959943,0cyclictest3241-21irqbalance23:29:581
254959943,0cyclictest3241-21irqbalance22:37:481
254959943,0cyclictest3241-21irqbalance21:04:581
254959943,0cyclictest3241-21irqbalance20:59:181
254959943,0cyclictest3241-21irqbalance19:47:181
254959943,0cyclictest3147-21cut19:59:161
254959943,0cyclictest31378-21awk23:09:131
254959943,0cyclictest16861-21awk21:19:151
254949944,0cyclictest0-21swapper/000:25:050
254949943,0cyclictest8659-21kworker/0:222:15:270
254949943,0cyclictest3556-21lldpd21:41:010
254949943,0cyclictest3514-21snmpd22:47:410
254949943,0cyclictest22954-21awk20:14:160
259940,0migration/25770-21taskset23:34:022
259940,0migration/23305-21kthreadcore22:09:172
259940,0migration/227233-21fschecks_time19:29:142
259940,0migration/226102-21kthreadcore20:14:182
259940,0migration/219926-21kthreadcore20:34:152
259940,0migration/215810-21fschecks_count20:09:132
259940,0migration/215613-21kthreadcore00:19:162
259940,0migration/214465-21munin-node23:59:142
259940,0migration/212366-21runrttasks19:14:212
259940,0migration/210545-21kthreadcore19:39:162
249940,0watchdog/227013-21kthreadcore19:04:182
249940,0watchdog/222191-21munin-node19:49:182
249940,0watchdog/219268-21kthreadcore21:19:182
249940,0watchdog/218699-21kthreadcore22:39:182
249940,0watchdog/20-21swapper/221:09:182
249940,0watchdog/20-21swapper/219:34:222
249940,0watchdog/20-21swapper/200:14:172
179940,0migration/19976-21kthreadcore21:34:171
179940,0migration/19371-21kthreadcore23:54:161
179940,0migration/17622-21kthreadcore20:49:181
179940,0migration/131084-21kthreadcore20:44:171
179940,0migration/127777-21timerandwakeup20:14:231
179940,0migration/125126-21kthreadcore21:44:161
179940,0migration/122178-21gltestperf00:04:121
179940,0migration/120365-21kthreadcore21:39:171
179940,0migration/110578-21kthreadcore22:54:191
169940,0watchdog/15176-21sensors21:49:221
169940,0watchdog/131957-21cat19:29:181
169940,0watchdog/130275-21ssh21:24:261
169940,0watchdog/12167-21kthreadcore22:29:181
169940,0watchdog/121482-21ssh23:22:411
169940,0watchdog/10-21swapper/122:49:131
169940,0watchdog/10-21swapper/122:24:141
169940,0watchdog/10-21swapper/121:59:181
169940,0watchdog/10-21swapper/121:09:181
169940,0watchdog/10-21swapper/100:29:131
169940,0watchdog/10-21swapper/100:24:171
169940,0watchdog/10-21swapper/100:14:171
149940,0migration/09714-21kthreadcore22:54:190
149940,0migration/05604-21kthreadcore19:59:170
149940,0migration/02616-21kthreadcore22:09:170
149940,0migration/015203-21fschecks_time22:59:140
149940,0migration/015203-21fschecks_time22:59:140
149940,0migration/011460-21kthreadcore20:04:140
149940,0migration/01141-21kthreadcore20:44:180
29725030,0irq/27-eth0-tx-0-21swapper/019:34:110
29715030,0irq/26-eth0-rx-0-21swapper/320:54:513
29715030,0irq/26-eth0-rx-0-21swapper/320:19:223
29715030,0irq/26-eth0-rx-0-21swapper/320:04:093
29715030,0irq/26-eth0-rx-0-21swapper/319:49:163
29715030,0irq/26-eth0-rx-0-21swapper/319:44:113
29715030,0irq/26-eth0-rx-0-21swapper/319:16:383
254959932,0cyclictest9620-21awk20:04:131
254959932,0cyclictest8598-21awk19:39:141
254959932,0cyclictest3241-21irqbalance19:24:181
254959932,0cyclictest28464-21sed19:54:131
254959932,0cyclictest16181-21awk20:09:141
254949933,0cyclictest8659-21kworker/0:223:54:340
254949933,0cyclictest8659-21kworker/0:223:44:060
254949933,0cyclictest8659-21kworker/0:222:49:010
254949933,0cyclictest8659-21kworker/0:219:39:030
254949933,0cyclictest8659-21kworker/0:200:04:060
254949932,0cyclictest27613-21awk19:29:160
254949932,0cyclictest21939-21awk19:49:170
254949932,0cyclictest0-21swapper/019:54:130
254949930,0cyclictest16380-21diskstats21:19:130
179930,0migration/121751-21ntp_states20:34:181
169930,0watchdog/10-21swapper/119:49:181
169930,0watchdog/10-21swapper/119:04:141
329920,0watchdog/30-21swapper/319:54:113
29715020,0irq/26-eth0-rx-0-21swapper/320:31:363
29715020,0irq/26-eth0-rx-0-21swapper/319:29:373
254999920,0cyclictest9438-21latency_hist20:29:002
169920,0watchdog/10-21swapper/120:39:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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