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2026-02-03 - 21:17
[ 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 #9, slot #4

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 rack9slot4s (updated Tue Feb 03, 2026 12:59:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
201329912681,3cyclictest470-21strings09:15:241
201319912351198,31cyclictest20623-21fschecks_count07:25:150
201329912211192,25cyclictest20529-21cstates07:25:121
198412620576,30sleep00-21swapper/007:22:330
198812525479,31sleep10-21swapper/107:22:591
767621140,5sleep02013199cyclictest11:02:550
201319910480,18cyclictest478-21ssh09:15:250
139222950,4sleep1211ktimersoftd/110:02:341
111132950,14sleep12013299cyclictest08:25:251
16182740,4sleep0111rcuc/012:03:470
2013299721,6cyclictest17722-21diskstats12:20:161
2013299651,59cyclictest2309-21cron11:25:001
205712630,8sleep02013199cyclictest08:50:270
301492620,4sleep12013299cyclictest10:52:401
20132996213,5cyclictest13838-21cut12:50:221
20132996213,5cyclictest13838-21cut12:50:221
20132996014,5cyclictest6685-21seq09:21:271
2013299591,9cyclictest24262-21df09:40:111
20132995913,6cyclictest22-21ksoftirqd/109:54:541
2013299588,43cyclictest29599-21runrttasks11:25:211
2013299587,12cyclictest26935-21diskmemload11:10:001
2013299586,6cyclictest40550irq/92-i91511:10:201
2013299582,9cyclictest26935-21diskmemload12:16:381
2013299581,8cyclictest23735-21sendmail-msp09:40:011
2013299581,53cyclictest2309-21cron12:35:001
20132995810,43cyclictest0-21swapper/110:24:361
58762570,7sleep12013299cyclictest12:40:311
2013299573,8cyclictest21888-21python10:10:281
2013299562,8cyclictest12261-21munin-run12:15:011
2013299561,51cyclictest28867-21grep07:45:161
2013299553,13cyclictest0-21swapper/112:26:041
2013299552,10cyclictest0-21swapper/109:25:271
20132995516,5cyclictest23402sleep112:04:491
20132995511,4cyclictest0-21swapper/109:10:061
2013299542,9cyclictest0-21swapper/110:38:111
2013299542,48cyclictest29798-21taskset09:45:251
2013299542,11cyclictest0-21swapper/110:25:261
20132995411,39cyclictest15328-21cut09:30:271
20132995410,4cyclictest0-21swapper/110:05:201
20132995410,3cyclictest0-21swapper/111:33:311
2013299538,5cyclictest40550irq/92-i91509:55:251
2013299532,10cyclictest0-21swapper/111:38:441
20132995312,4cyclictest0-21swapper/108:32:331
20132995311,4cyclictest0-21swapper/110:40:481
20132995311,3cyclictest0-21swapper/110:48:561
2013299529,11cyclictest0-21swapper/111:02:511
2013299526,6cyclictest0-21swapper/112:45:281
2013299522,18cyclictest0-21swapper/110:32:411
20132995214,7cyclictest32387-21diskstats10:55:171
20132995213,4cyclictest0-21swapper/108:56:201
20132995211,3cyclictest0-21swapper/110:15:281
2013299519,10cyclictest31072-21missed_timers07:50:221
2013299519,10cyclictest31072-21missed_timers07:50:221
2013299515,4cyclictest40550irq/92-i91511:40:151
2013299513,8cyclictest3381-21hddtemp_smartct12:05:171
2013299512,17cyclictest0-21swapper/111:51:181
2013299511,18cyclictest0-21swapper/111:56:391
2013299511,17cyclictest0-21swapper/112:38:531
2013299502,7cyclictest3302-21runrttasks08:54:281
2013299502,14cyclictest23644-21/usr/sbin/munin09:00:151
2013299502,13cyclictest26935-21diskmemload11:46:381
20132995011,4cyclictest0-21swapper/107:30:041
2013299494,11cyclictest8575-21diskstats08:20:151
2013299492,15cyclictest25536-21/usr/sbin/munin07:35:221
2013299491,18cyclictest0-21swapper/111:16:091
20132994910,5cyclictest0-21swapper/108:40:091
2013299489,6cyclictest6274-21cat08:15:011
2013299485,8cyclictest14201-21diskstats08:35:141
2013299485,5cyclictest40550irq/92-i91509:05:151
2013299482,14cyclictest32728-21/usr/sbin/munin07:55:131
20132994814,7cyclictest2784-21ntpdc08:00:221
196302481,4sleep019667-21hddtemp_smartct09:35:170
2013299472,14cyclictest4762-21/usr/sbin/munin08:05:241
2013299471,16cyclictest7172-21/usr/sbin/munin08:15:181
2013299465,7cyclictest26919-21diskstats07:40:141
2013299462,14cyclictest18658-21/usr/sbin/munin08:45:261
145642430,8sleep02013199cyclictest10:36:090
2013199421,36cyclictest0-21swapper/012:33:150
2013199401,35cyclictest0-21swapper/009:22:360
46042380,5sleep04583-21missed_timers08:05:210
2013199389,13cyclictest30497-21gdbus10:46:400
2013199388,16cyclictest2206-21dbus-daemon08:12:440
48252371,32sleep04839-21ssh09:53:290
2013199374,20cyclictest0-21swapper/009:40:220
2013199371,16cyclictest0-21swapper/011:32:490
20131993710,14cyclictest539-21awk12:35:270
265532361,3sleep026661-21mailstats11:55:290
2013199364,16cyclictest16146-21diskstats11:45:160
91372351,31sleep09148-21ssh11:37:470
2013199357,7cyclictest29694-21ntp_kernel_pll_11:25:230
2013199355,4cyclictest81rcu_preempt09:47:420
2013199353,30cyclictest0-21swapper/011:11:160
2013199353,30cyclictest0-21swapper/008:27:150
20131993526,6cyclictest0-21swapper/010:01:560
20131993523,6cyclictest3-21ksoftirqd/010:28:440
46932340,2sleep04692-21ssh12:06:050
215992341,29sleep021612-21ssh10:44:190
2013199347,14cyclictest40550irq/92-i91512:25:250
2013199344,5cyclictest81rcu_preempt10:18:520
2013199344,4cyclictest81rcu_preempt10:13:160
20131993427,5cyclictest0-21swapper/007:38:360
20131993425,5cyclictest19830-21ssh12:21:560
2013199342,28cyclictest0-21swapper/009:29:150
2013199341,29cyclictest22195-21rm11:17:560
2013199341,29cyclictest1807-21ssh10:23:560
2013199334,4cyclictest81rcu_preempt11:08:090
20131993326,5cyclictest0-21swapper/007:56:160
2013199331,5cyclictest0-21swapper/007:40:350
2013199331,4cyclictest81rcu_preempt12:18:130
2013199331,29cyclictest0-21swapper/011:23:550
2013199331,20cyclictest10898-21ssh12:13:030
129382331,4sleep012952-21ssh11:41:160
2013199324,4cyclictest81rcu_preempt10:31:340
2013199322,4cyclictest81rcu_preempt11:51:590
2013199322,15cyclictest7114-21ntp_states09:55:250
2013199321,6cyclictest1968-21lldpad09:30:390
20131993124,5cyclictest0-21swapper/008:39:560
2013199311,4cyclictest81rcu_preempt10:09:230
2013199311,28cyclictest0-21swapper/007:49:560
20131993112,6cyclictest4972-21hddtemp_smartct12:40:170
2013199311,26cyclictest10310-21/usr/sbin/munin12:45:280
2013199311,12cyclictest30832-21ssh10:53:390
174632311,5sleep00-21swapper/008:44:310
2013199304,13cyclictest21671-21/usr/sbin/munin08:55:130
20131993012,5cyclictest13292-21users08:30:280
2013199301,15cyclictest32283-21cron07:55:000
2013199301,15cyclictest32283-21cron07:55:000
77002291,4sleep00-21swapper/008:15:570
2013199292,14cyclictest22661-21diskstats07:30:050
2013199292,13cyclictest3302-21runrttasks08:48:130
2013199291,15cyclictest28985-21ssh09:10:590
134602292,23sleep00-21swapper/012:50:160
134602292,23sleep00-21swapper/012:50:150
2013199281,5cyclictest25609-21fschecks_time09:05:150
2013199281,14cyclictest32384-21diskmemload10:55:170
2013199281,13cyclictest3302-21runrttasks08:24:240
2013199271,13cyclictest2122-21cstates08:00:110
20131992618,5cyclictest24126-21ntp_kernel_err09:00:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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