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2026-03-02 - 19:35
[ 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 highest latencies:
System rack9slot4s (updated Mon Mar 02, 2026 12:59:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
170619912421232,7cyclictest0-21swapper/107:26:001
170609912351225,6cyclictest0-21swapper/007:25:590
155912564517,30sleep00-21swapper/007:20:140
155782564518,30sleep10-21swapper/107:20:141
943121170,9sleep11706199cyclictest11:06:271
695021050,8sleep01706099cyclictest08:20:150
325212960,6sleep11706199cyclictest09:50:221
134542880,8sleep01706099cyclictest10:04:390
28962860,4sleep041ktimersoftd/010:26:090
165812860,8sleep01706099cyclictest12:20:290
30432640,3sleep10-21swapper/110:26:231
1706099649,11cyclictest0-21swapper/007:56:590
1706099589,5cyclictest19369-21pidof10:43:590
1706099581,5cyclictest17731-21/usr/sbin/munin08:50:230
1706099581,20cyclictest23857-21fschecks_time09:05:150
1706099564,13cyclictest3302-21runrttasks10:15:290
1706099561,23cyclictest15673-21ssh09:33:020
1706099561,20cyclictest14563-21ls10:05:170
1706099554,24cyclictest0-21swapper/009:27:480
17060995511,11cyclictest5271-21cat12:10:010
1706099545,14cyclictest32643-21savelog08:02:320
1706099544,15cyclictest2206-21dbus-daemon11:22:100
17060995427,5cyclictest2403-21irqbalance11:29:160
1706099541,5cyclictest81rcu_preempt11:41:500
17060994811,5cyclictest14725-21taskset11:12:080
17060994210,15cyclictest2206-21dbus-daemon08:15:480
47962381,5sleep12645-21snmpd09:21:181
1706099381,23cyclictest13491-21seq08:36:560
30902370,3sleep1211ktimersoftd/111:00:191
17061993727,6cyclictest0-21swapper/111:36:561
17060993721,6cyclictest21392-21ssh11:52:370
307732361,31sleep130497-21gdbus07:58:481
244112361,31sleep03039-21kworker/0:310:49:190
241472360,5sleep0111rcuc/009:41:160
1706199366,5cyclictest81rcu_preempt10:40:271
1706199366,4cyclictest81rcu_preempt12:30:311
1706199363,30cyclictest0-21swapper/109:59:351
1706199361,15cyclictest0-21swapper/111:55:081
320662353,4sleep081rcu_preempt09:16:030
266632351,4sleep026673-21ssh10:50:330
240022351,30sleep124011-21sh11:21:341
215772351,3sleep10-21swapper/110:45:301
214742352,3sleep00-21swapper/011:19:560
1706199354,4cyclictest81rcu_preempt10:05:381
1706199353,6cyclictest0-21swapper/108:02:561
17061993526,5cyclictest9060-21ssh12:13:351
1706199352,29cyclictest12785-21diskstats09:30:161
1706199351,5cyclictest15279-21ssh12:54:551
1706199351,5cyclictest11464-21ssh11:42:161
1706199351,30cyclictest27121-21ssh09:10:551
17060993526,5cyclictest0-21swapper/012:29:160
1706199349,4cyclictest81rcu_preempt09:17:041
1706199344,4cyclictest81rcu_preempt12:04:351
1706199344,4cyclictest81rcu_preempt11:50:311
1706199343,7cyclictest81rcu_preempt10:20:311
1706199343,4cyclictest81rcu_preempt10:10:241
1706199343,3cyclictest0-21swapper/107:30:151
17061993423,8cyclictest0-21swapper/112:08:551
1706199342,28cyclictest27787-21fschecks_time07:50:161
1706199342,28cyclictest0-21swapper/112:40:561
17061993410,9cyclictest81rcu_preempt12:45:191
1706099349,12cyclictest0-21swapper/010:55:060
1706099347,16cyclictest25097-21diskmemload09:58:290
1706099346,15cyclictest0-21swapper/009:35:120
1706099343,4cyclictest81rcu_preempt10:35:250
1706099343,16cyclictest16539-21memory08:45:220
1706099342,5cyclictest0-21swapper/011:03:160
17060993425,6cyclictest0-21swapper/011:49:160
17060993425,6cyclictest0-21swapper/011:49:160
17060993423,6cyclictest10325-21ssh10:34:550
1706099341,4cyclictest7660-21ssh11:05:150
60712331,28sleep06078-21ssh09:23:080
1706199334,4cyclictest81rcu_preempt11:11:331
1706199333,4cyclictest81rcu_preempt10:51:141
17061993326,5cyclictest0-21swapper/109:00:361
17061993323,7cyclictest0-21swapper/111:15:361
1706199332,28cyclictest0-21swapper/111:33:351
1706199331,4cyclictest81rcu_preempt09:39:081
1706099339,11cyclictest4328-21grep11:35:150
17060993325,5cyclictest0-21swapper/012:37:550
17060993316,5cyclictest3-21ksoftirqd/012:45:120
1706099331,20cyclictest13085-21ssh12:51:140
51462321,4sleep15153-21iostat_ios08:15:211
1706199324,4cyclictest81rcu_preempt11:46:201
1706199324,4cyclictest81rcu_preempt11:46:191
1706199324,4cyclictest81rcu_preempt09:07:301
1706199323,4cyclictest81rcu_preempt12:29:351
1706199322,4cyclictest81rcu_preempt10:01:121
1706199321,4cyclictest81rcu_preempt07:45:351
1706199321,11cyclictest81rcu_preempt11:27:441
1706099326,4cyclictest81rcu_preempt12:04:140
1706099326,4cyclictest81rcu_preempt10:10:130
1706099326,13cyclictest0-21swapper/008:55:240
1706099325,4cyclictest81rcu_preempt07:53:410
1706099323,4cyclictest81rcu_preempt09:49:140
1706099323,25cyclictest535-21cat10:24:560
1706099322,18cyclictest0-21swapper/012:41:120
1706099321,5cyclictest0-21swapper/008:25:360
1706099321,4cyclictest81rcu_preempt09:04:490
1706199314,4cyclictest81rcu_preempt12:20:261
1706199314,4cyclictest81rcu_preempt09:28:251
1706199314,4cyclictest81rcu_preempt08:20:381
1706199312,15cyclictest30797-21memory10:55:231
1706199311,5cyclictest81rcu_preempt12:15:301
1706199311,4cyclictest81rcu_preempt10:37:101
1706199311,4cyclictest81rcu_preempt10:15:071
1706099317,12cyclictest15819-21latency_hist08:45:000
1706099316,12cyclictest0-21swapper/007:35:180
1706099315,4cyclictest81rcu_preempt07:33:140
1706099314,14cyclictest0-21swapper/007:43:540
1706099311,4cyclictest81rcu_preempt11:56:310
17060993111,6cyclictest2206-21dbus-daemon09:51:090
1706199306,4cyclictest81rcu_preempt07:35:301
1706199305,5cyclictest81rcu_preempt09:00:001
17061993023,4cyclictest14435-21fschecks_time08:40:161
17061993015,8cyclictest977-21diskstats08:05:151
1706199301,4cyclictest81rcu_preempt12:37:011
1706199301,4cyclictest81rcu_preempt10:32:301
1706199301,4cyclictest81rcu_preempt09:46:301
1706199301,4cyclictest81rcu_preempt09:41:401
1706199301,4cyclictest81rcu_preempt08:30:211
1706099309,7cyclictest0-21swapper/012:11:160
1706099305,4cyclictest81rcu_preempt09:13:060
1706099301,4cyclictest81rcu_preempt12:31:300
1706199295,4cyclictest81rcu_preempt08:10:591
1706199291,3cyclictest81rcu_preempt07:45:001
1706099294,18cyclictest10978-21iostat_ios12:15:210
1706099294,18cyclictest10792-21iostat08:30:190
1706099292,13cyclictest967-21df_inode08:05:130
17060992912,5cyclictest32279-21memory11:30:250
174192281,5sleep10-21swapper/108:48:311
1706199285,6cyclictest13784-21cron08:39:591
1706199282,11cyclictest3302-21runrttasks08:51:271
1706099284,12cyclictest2982-21fschecks_count08:10:150
1706099282,13cyclictest26028-21irqstats07:45:200
98912261,4sleep10-21swapper/108:28:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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