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2026-02-20 - 06:22
[ 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 #8, slot #6

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 376 highest latencies:
System rack8slot6s.osadl.org (updated Fri Feb 20, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9885991818,0cyclictest65850irq/126-lan21:15:222
9885991818,0cyclictest65850irq/126-lan19:41:332
9885991817,1cyclictest65850irq/126-lan23:15:162
9885991817,1cyclictest65850irq/126-lan23:00:172
9885991817,1cyclictest65850irq/126-lan22:55:132
9885991817,1cyclictest65850irq/126-lan22:15:142
9885991717,0cyclictest743-21snmpd22:05:562
9885991717,0cyclictest743-21snmpd22:03:122
9885991717,0cyclictest65850irq/126-lan23:35:122
9885991717,0cyclictest65850irq/126-lan23:28:212
9885991717,0cyclictest65850irq/126-lan20:10:032
9885991716,1cyclictest65850irq/126-lan23:10:272
9885991716,1cyclictest65850irq/126-lan21:05:192
9885991716,1cyclictest65850irq/126-lan20:50:192
9885991716,1cyclictest65850irq/126-lan20:50:182
9885991716,1cyclictest65850irq/126-lan20:15:232
9885991716,1cyclictest65850irq/126-lan19:30:122
9885991616,0cyclictest65850irq/126-lan23:50:232
9885991616,0cyclictest65850irq/126-lan23:44:172
9885991616,0cyclictest65850irq/126-lan22:45:162
9885991616,0cyclictest65850irq/126-lan22:25:162
9885991616,0cyclictest65850irq/126-lan21:10:162
9885991616,0cyclictest65850irq/126-lan20:30:132
9885991616,0cyclictest65850irq/126-lan19:45:202
9885991615,1cyclictest65850irq/126-lan23:55:142
9885991615,1cyclictest65850irq/126-lan23:30:172
9885991615,1cyclictest65850irq/126-lan23:05:172
9885991615,1cyclictest65850irq/126-lan22:40:112
9885991615,1cyclictest65850irq/126-lan22:35:152
9885991615,1cyclictest65850irq/126-lan19:10:142
9885991615,1cyclictest65850irq/126-lan00:15:122
9885991515,0cyclictest65850irq/126-lan23:20:122
9885991515,0cyclictest65850irq/126-lan22:10:212
9885991515,0cyclictest65850irq/126-lan21:35:112
9885991515,0cyclictest65850irq/126-lan20:20:202
9885991515,0cyclictest65850irq/126-lan20:00:222
9885991515,0cyclictest65850irq/126-lan19:21:182
9885991515,0cyclictest65850irq/126-lan00:00:112
9885991514,1cyclictest65850irq/126-lan23:45:152
9885991514,1cyclictest65850irq/126-lan21:20:102
9885991514,1cyclictest65850irq/126-lan20:55:142
9885991514,1cyclictest65850irq/126-lan20:55:142
9885991514,1cyclictest65850irq/126-lan19:50:162
9885991414,0cyclictest743-21snmpd20:47:272
9885991414,0cyclictest743-21snmpd19:56:072
9885991414,0cyclictest65850irq/126-lan22:20:132
9885991414,0cyclictest65850irq/126-lan21:45:182
9885991414,0cyclictest65850irq/126-lan20:40:152
9885991414,0cyclictest65850irq/126-lan00:05:212
9885991414,0cyclictest10779-21cat21:50:142
9885991413,1cyclictest65850irq/126-lan21:55:122
9885991413,1cyclictest65850irq/126-lan00:20:162
9885991313,0cyclictest65850irq/126-lan22:32:232
9885991313,0cyclictest65850irq/126-lan21:41:252
9885991313,0cyclictest65850irq/126-lan20:35:162
9885991312,1cyclictest65850irq/126-lan21:25:202
9885991312,1cyclictest65850irq/126-lan20:25:182
9885991312,1cyclictest65850irq/126-lan19:35:142
9885991212,0cyclictest65850irq/126-lan22:51:192
9885991212,0cyclictest65850irq/126-lan20:09:192
9885991212,0cyclictest65850irq/126-lan00:30:142
9885991212,0cyclictest65850irq/126-lan00:25:132
9885991211,1cyclictest65850irq/126-lan21:00:192
9885991211,1cyclictest65850irq/126-lan19:15:122
9885991111,0cyclictest65850irq/126-lan00:10:202
9885991110,1cyclictest65850irq/126-lan21:30:172
9885991110,1cyclictest65850irq/126-lan00:35:182
98909998,1cyclictest743-21snmpd23:34:243
98909998,1cyclictest743-21snmpd21:05:333
98909998,1cyclictest743-21snmpd19:48:553
98819998,1cyclictest743-21snmpd20:43:251
98819998,0cyclictest191rcu_preempt21:28:171
98819996,1cyclictest191rcu_preempt20:40:001
98819994,2cyclictest9842-21sshd21:47:211
98819991,5cyclictest8767-21ntpq20:25:161
98769998,1cyclictest743-21snmpd23:05:500
98769998,1cyclictest743-21snmpd22:44:480
98769998,1cyclictest743-21snmpd20:56:330
98769998,1cyclictest743-21snmpd20:56:330
98769998,1cyclictest741-21lldpd21:05:370
98769998,1cyclictest741-21lldpd19:54:280
98909988,0cyclictest743-21snmpd23:01:053
98909988,0cyclictest743-21snmpd21:36:553
98909988,0cyclictest743-21snmpd20:49:063
98909988,0cyclictest743-21snmpd20:35:163
98909988,0cyclictest743-21snmpd00:34:193
98909988,0cyclictest741-21lldpd21:16:423
98909987,1cyclictest741-21lldpd23:18:063
98909986,2cyclictest743-21snmpd22:01:153
98909986,2cyclictest20592-21cat19:35:153
98859987,1cyclictest65850irq/126-lan19:27:432
98819988,0cyclictest743-21snmpd22:06:151
98819988,0cyclictest743-21snmpd20:04:411
98819988,0cyclictest743-21snmpd19:14:041
98819988,0cyclictest741-21lldpd22:57:451
98819988,0cyclictest741-21lldpd22:30:011
98819988,0cyclictest741-21lldpd22:19:451
98819988,0cyclictest741-21lldpd19:38:181
98819987,1cyclictest743-21snmpd21:44:531
98819987,1cyclictest26221-21sh22:29:591
98819986,2cyclictest743-21snmpd23:21:091
98819986,2cyclictest743-21snmpd22:40:241
98819986,2cyclictest743-21snmpd20:23:411
98819986,2cyclictest743-21snmpd00:06:161
98819985,1cyclictest191rcu_preempt23:00:191
98819985,1cyclictest191rcu_preempt00:25:171
98819983,2cyclictest24807-21ntpq23:40:151
98819982,4cyclictest27314-21sed19:50:191
98819982,4cyclictest23742-21seq23:39:401
98819981,3cyclictest29416-21ntpq21:15:191
98769988,0cyclictest741-21lldpd20:11:450
98769988,0cyclictest741-21lldpd19:12:230
98769987,1cyclictest743-21snmpd22:17:390
98769987,1cyclictest741-21lldpd00:37:110
98769986,2cyclictest743-21snmpd23:49:300
98769986,2cyclictest743-21snmpd21:54:450
98769986,2cyclictest743-21snmpd21:39:140
98769986,2cyclictest743-21snmpd00:00:390
98769984,1cyclictest16-21ksoftirqd/021:15:230
98909977,0cyclictest743-21snmpd23:57:543
98909977,0cyclictest743-21snmpd22:15:213
98909977,0cyclictest743-21snmpd20:22:423
98909977,0cyclictest741-21lldpd22:42:013
98909977,0cyclictest741-21lldpd20:17:573
98909977,0cyclictest522-21avahi-daemon22:39:053
98909976,1cyclictest743-21snmpd00:13:193
98909976,1cyclictest743-21snmpd00:03:403
98909976,1cyclictest741-21lldpd23:46:563
98909976,1cyclictest741-21lldpd22:52:483
98909976,1cyclictest24364-21gltestperf23:40:123
98909976,0cyclictest743-21snmpd22:57:313
98909975,2cyclictest743-21snmpd23:20:543
98909975,2cyclictest743-21snmpd22:26:303
98909975,2cyclictest743-21snmpd20:14:263
98819977,0cyclictest743-21snmpd20:45:331
98819976,1cyclictest743-21snmpd00:39:171
98819976,1cyclictest522-21avahi-daemon19:30:111
98819976,1cyclictest4141-21fschecks_time20:15:141
98819976,1cyclictest331ktimers/122:50:131
98819976,1cyclictest292-21systemd-udevd22:01:501
98819976,1cyclictest20576-21cpuspeed_turbos20:55:131
98819976,1cyclictest20576-21cpuspeed_turbos20:55:131
98819975,2cyclictest743-21snmpd22:46:151
98819975,2cyclictest743-21snmpd21:06:541
98819975,2cyclictest743-21snmpd19:26:461
98819975,2cyclictest743-21snmpd19:15:451
98819975,0cyclictest191rcu_preempt22:35:171
98819974,1cyclictest3010-21ntpq21:30:171
98819974,1cyclictest27402-21ntp_states21:10:181
98819974,1cyclictest1051-21sed20:05:201
98819973,2cyclictest321rcuc/119:25:001
98819973,1cyclictest191rcu_preempt23:50:191
98819972,3cyclictest30918-21smartctl23:55:131
98819972,1cyclictest0-21swapper/120:10:161
98819970,5cyclictest14365-21ntpq23:15:171
98819970,4cyclictest10765-21ntpq20:30:171
98769977,0cyclictest743-21snmpd20:33:110
98769977,0cyclictest743-21snmpd20:02:440
98769977,0cyclictest741-21lldpd22:13:220
98769977,0cyclictest741-21lldpd22:03:370
98769977,0cyclictest741-21lldpd21:45:090
98769977,0cyclictest741-21lldpd19:41:110
98769977,0cyclictest741-21lldpd00:28:310
98769976,1cyclictest743-21snmpd23:42:030
98769976,1cyclictest743-21snmpd23:28:180
98769976,1cyclictest743-21snmpd19:45:010
98769975,2cyclictest743-21snmpd21:34:020
98769972,5cyclictest557-21NetworkManager22:55:100
98909966,0cyclictest743-21snmpd22:12:563
98909966,0cyclictest743-21snmpd00:24:533
98909966,0cyclictest741-21lldpd20:09:073
98909966,0cyclictest741-21lldpd19:16:263
98909966,0cyclictest522-21avahi-daemon23:39:373
98909966,0cyclictest522-21avahi-daemon21:59:533
98909966,0cyclictest522-21avahi-daemon19:51:063
98909965,1cyclictest8666-21gltestperf21:45:143
98909965,1cyclictest743-21snmpd23:26:023
98909965,1cyclictest743-21snmpd22:32:163
98909965,1cyclictest743-21snmpd20:59:043
98909965,1cyclictest743-21snmpd20:59:033
98909965,1cyclictest741-21lldpd22:49:323
98909965,1cyclictest741-21lldpd21:33:533
98909964,2cyclictest743-21snmpd21:00:253
98909964,2cyclictest743-21snmpd20:26:113
98909964,2cyclictest743-21snmpd20:00:593
98909963,3cyclictest557-21NetworkManager21:20:123
98909962,3cyclictest22953-21ntpq19:40:153
98819965,1cyclictest522-21avahi-daemon23:45:141
98819965,1cyclictest321rcuc/100:20:161
98819964,1cyclictest191rcu_preempt00:30:171
98819964,0cyclictest5022-21ld00:10:161
98819964,0cyclictest191rcu_preempt00:15:161
98819963,1cyclictest31383-21ntpq21:20:151
98819963,1cyclictest191rcu_preempt19:55:151
98819962,2cyclictest0-21swapper/123:05:131
98819962,2cyclictest0-21swapper/122:20:141
98819962,2cyclictest0-21swapper/120:50:011
98819962,2cyclictest0-21swapper/120:50:001
98819962,1cyclictest0-21swapper/121:54:001
98819961,3cyclictest34-21ksoftirqd/121:03:311
98819961,3cyclictest20752-21ntpq23:30:171
98819961,3cyclictest17642-21dpkg23:24:591
98819960,4cyclictest13137-21gcc21:55:161
98819960,3cyclictest5060-21ntpq21:35:171
98819960,2cyclictest11280-21cat23:09:591
98769966,0cyclictest743-21snmpd19:19:150
98769966,0cyclictest741-21lldpd19:35:420
98769966,0cyclictest741-21lldpd00:33:140
98769965,1cyclictest4655-21awk20:15:180
98769965,0cyclictest191rcu_preempt23:31:520
98769964,2cyclictest743-21snmpd23:02:160
98769964,2cyclictest743-21snmpd22:23:010
98769964,2cyclictest743-21snmpd20:47:210
98769964,1cyclictest26218-21munin-plugin-st22:29:590
98769963,3cyclictest8432-21df_inode00:20:130
98769962,3cyclictest16420-21fw_conntrack19:25:140
98769962,3cyclictest12871-21gcc20:35:180
98769960,4cyclictest31336-21ntp_kernel_err21:20:160
98769960,4cyclictest22961-21tr23:35:180
98769960,4cyclictest15795-21sh20:45:010
98769960,4cyclictest13577-21unixbench-2d21:55:190
98769960,3cyclictest29026-21grep23:50:200
98909955,0cyclictest741-21lldpd23:12:593
98909955,0cyclictest522-21avahi-daemon00:37:143
98909954,1cyclictest743-21snmpd20:30:023
98909954,1cyclictest741-21lldpd22:21:503
98909954,1cyclictest7015-21ntpq00:15:183
98909954,1cyclictest10700-21sed21:50:133
98909952,3cyclictest557-21NetworkManager00:26:513
98909952,2cyclictest27678-21wc21:10:213
98909952,2cyclictest10015-21pmu-power23:05:193
98909951,4cyclictest557-21NetworkManager21:27:113
98909951,3cyclictest3563-21users00:05:223
98909950,4cyclictest19278-21ntpq20:50:163
98909950,4cyclictest19278-21ntpq20:50:163
98819952,1cyclictest191rcu_preempt00:00:131
98819951,3cyclictest22171-21/usr/sbin/munin19:40:161
98819951,3cyclictest18558-21df22:10:121
98819950,3cyclictest34-21ksoftirqd/119:45:111
98769955,0cyclictest743-21snmpd22:51:260
98769955,0cyclictest741-21lldpd21:43:440
98769955,0cyclictest64-21kcompactd023:58:300
98769955,0cyclictest22655-21kworker/0:1+events20:54:000
98769955,0cyclictest22655-21kworker/0:1+events20:53:590
98769955,0cyclictest15172-21switchtime19:20:190
98769954,0cyclictest191rcu_preempt19:55:180
98769953,2cyclictest752-21ldconfig20:05:170
98769953,2cyclictest743-21snmpd22:46:450
98769953,2cyclictest717-21ntpd23:22:320
98769953,2cyclictest28569-21cpuspeed_turbos22:35:130
98769952,3cyclictest11319-21apt-config23:10:000
98769952,2cyclictest9073-21cat20:25:200
98769952,2cyclictest6427-21cut00:15:130
98769952,2cyclictest2955-21ld00:05:170
98769952,2cyclictest26996-21sed22:30:140
98769952,2cyclictest16389-21apt-get22:05:120
98769951,2cyclictest19204-21ls19:30:190
98769950,2cyclictest22809-21fschecks_time21:00:130
98769950,1cyclictest6272-21head20:20:140
98769950,1cyclictest0-21swapper/021:10:130
98769950,1cyclictest0-21swapper/000:10:160
98909942,2cyclictest14924-21nvmesmart_nvme020:40:203
98909941,2cyclictest16370-21cut19:25:133
98909941,2cyclictest14443-21gltestperf19:20:143
98909940,4cyclictest29089-21ntpq19:55:163
98909940,3cyclictest28388-21fw_forwarded_lo23:50:153
98909940,3cyclictest18140-21/usr/sbin/munin19:30:103
98909940,3cyclictest10845-21ntpq19:10:163
98769940,3cyclictest326-21diskstats21:25:110
98769940,1cyclictest0-21swapper/023:15:120
98909930,3cyclictest16372-21basename22:05:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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