You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-01 - 11:53
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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 Sun Feb 01, 2026 00:59:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
216209911841150,22cyclictest1798-21latency_hist21:15:021
216209911801152,24cyclictest21917-21grep19:25:131
216199911741144,18cyclictest0-21swapper/019:25:150
214442640593,32sleep00-21swapper/019:23:440
214542562517,31sleep10-21swapper/119:23:511
2161999128109,16cyclictest0-21swapper/021:15:020
1565021060,8sleep02161999cyclictest23:42:010
44602780,4sleep0111rcuc/023:30:260
231432530,2sleep023144-21sh23:50:120
21620994923,8cyclictest22-21ksoftirqd/122:31:151
21619994425,10cyclictest3302-21runrttasks22:52:450
21619994318,6cyclictest3-21ksoftirqd/000:24:480
21619994316,7cyclictest3-21ksoftirqd/000:18:530
21619994222,5cyclictest3-21ksoftirqd/022:48:540
21619994218,8cyclictest3-21ksoftirqd/022:42:570
21619994218,8cyclictest3-21ksoftirqd/000:02:050
21619994216,15cyclictest3-21ksoftirqd/021:32:390
21619994117,8cyclictest3-21ksoftirqd/023:11:230
21619994117,6cyclictest3-21ksoftirqd/022:37:190
21619994117,15cyclictest3-21ksoftirqd/023:29:220
21619994115,10cyclictest3-21ksoftirqd/023:20:130
21619994024,5cyclictest3-21ksoftirqd/021:07:560
21619994017,7cyclictest3-21ksoftirqd/019:47:180
21619994017,14cyclictest3-21ksoftirqd/023:17:320
21619994016,14cyclictest3-21ksoftirqd/023:58:560
21619994016,10cyclictest3-21ksoftirqd/021:42:510
21619994015,7cyclictest3-21ksoftirqd/022:20:090
21619994014,6cyclictest3-21ksoftirqd/021:19:290
293572390,4sleep02161999cyclictest22:15:300
21620993928,8cyclictest0-21swapper/100:07:551
2162099391,35cyclictest0-21swapper/122:42:051
21619993920,4cyclictest3-21ksoftirqd/022:30:510
21619993918,6cyclictest3-21ksoftirqd/000:35:260
21619993917,6cyclictest3-21ksoftirqd/023:40:000
21619993916,8cyclictest3-21ksoftirqd/000:28:420
21619993913,15cyclictest3-21ksoftirqd/023:00:360
21619993913,15cyclictest3-21ksoftirqd/021:36:070
21619993913,15cyclictest3-21ksoftirqd/021:21:190
21619993822,5cyclictest3-21ksoftirqd/022:00:430
21619993817,7cyclictest3-21ksoftirqd/021:49:250
21619993817,6cyclictest3-21ksoftirqd/023:45:180
21619993816,7cyclictest3-21ksoftirqd/022:06:050
21619993816,7cyclictest3-21ksoftirqd/000:10:420
21619993812,6cyclictest3-21ksoftirqd/022:14:490
21619993812,15cyclictest3-21ksoftirqd/021:26:380
293952372,30sleep129462-21sort21:10:011
291652371,4sleep129297-21ssh00:30:311
2162099379,24cyclictest0-21swapper/121:46:561
2162099373,31cyclictest0-21swapper/121:01:361
21620993729,5cyclictest0-21swapper/100:25:161
21619993716,7cyclictest3-21ksoftirqd/020:04:240
21619993715,7cyclictest3-21ksoftirqd/022:59:360
21619993715,7cyclictest3-21ksoftirqd/021:50:060
21619993715,7cyclictest3-21ksoftirqd/019:41:250
21619993715,7cyclictest3-21ksoftirqd/019:33:300
21619993715,7cyclictest3-21ksoftirqd/000:32:500
21619993713,10cyclictest3-21ksoftirqd/022:26:070
22092361,32sleep12223-21ssh00:36:181
2162099362,5cyclictest28002-21df_inode23:55:151
2162099361,6cyclictest16961-21chrt00:18:361
2162099361,5cyclictest9067-21ssh21:55:151
21619993614,7cyclictest3-21ksoftirqd/023:05:590
21619993614,7cyclictest3-21ksoftirqd/020:22:410
21619993611,15cyclictest3-21ksoftirqd/021:56:360
241662351,4sleep124241-21smartctl22:10:271
2162099351,5cyclictest18689-21ssh22:05:161
2161999359,15cyclictest3-21ksoftirqd/000:40:520
21619993520,5cyclictest3-21ksoftirqd/000:48:360
21619993514,7cyclictest3-21ksoftirqd/019:50:180
21619993514,7cyclictest3-21ksoftirqd/019:50:170
21619993514,7cyclictest3-21ksoftirqd/000:52:080
78942341,29sleep17908-21ssh22:27:121
54712342,4sleep10-21swapper/121:50:561
21620993427,4cyclictest0-21swapper/122:15:551
21620993425,6cyclictest0-21swapper/123:50:351
2162099342,29cyclictest0-21swapper/100:43:561
2162099342,29cyclictest0-21swapper/100:21:161
2162099341,29cyclictest10859-21ssh21:23:561
21619993412,6cyclictest3-21ksoftirqd/000:06:140
13282341,28sleep11497-21df19:55:131
21620993323,7cyclictest2645-21snmpd23:46:581
21620993316,13cyclictest15652-21ssh23:42:001
2162099331,4cyclictest81rcu_preempt00:02:051
2162099331,4cyclictest31016-21ssh22:50:351
2162099331,30cyclictest0-21swapper/121:28:361
2162099331,30cyclictest0-21swapper/120:56:161
2162099331,29cyclictest0-21swapper/123:15:161
2161999339,12cyclictest3-21ksoftirqd/020:33:270
21619993312,7cyclictest3-21ksoftirqd/020:28:560
39082321,27sleep13919-21ssh22:56:121
2162099321,4cyclictest81rcu_preempt23:40:001
2162099321,4cyclictest81rcu_preempt23:11:231
2162099321,4cyclictest81rcu_preempt21:42:511
2162099321,29cyclictest0-21swapper/119:40:151
2162099321,27cyclictest111-21usb-storage21:35:161
2162099321,26cyclictest31336-21diskstats23:25:171
2161999324,14cyclictest0-21swapper/019:59:070
21619993213,6cyclictest22056-21aten_r4power_cu20:50:110
21619993211,7cyclictest3-21ksoftirqd/019:37:120
112812321,3sleep10-21swapper/100:12:211
107582321,27sleep110759-21/usr/sbin/munin20:20:111
99712311,4sleep19982-21ssh23:03:001
2162099314,24cyclictest0-21swapper/121:30:361
2162099311,4cyclictest81rcu_preempt22:37:201
2162099311,4cyclictest81rcu_preempt19:47:181
21619993114,5cyclictest9693-21ntp_states20:15:250
2162099305,21cyclictest0-21swapper/122:46:281
2162099302,5cyclictest81rcu_preempt23:20:141
2162099302,4cyclictest81rcu_preempt21:15:351
21620993019,6cyclictest23269-21unixbench_singl20:50:291
2162099301,7cyclictest81rcu_preempt22:20:091
2162099301,25cyclictest11997-21diskstats23:05:181
2161999307,8cyclictest3-21ksoftirqd/020:56:240
2161999307,8cyclictest16678-21diskstats20:35:140
21619993015,5cyclictest26101-21df_inode21:00:130
215942303,3sleep081rcu_preempt20:47:050
83932291,5sleep00-21swapper/020:11:530
2162099291,4cyclictest81rcu_preempt20:04:241
2162099291,4cyclictest81rcu_preempt19:33:301
2162099291,26cyclictest0-21swapper/100:54:351
2161999296,8cyclictest19539-21kworker/0:120:42:070
21619992911,4cyclictest5336-21ls20:05:130
155142291,5sleep10-21swapper/122:01:281
10472291,4sleep181rcu_preempt19:55:001
10472291,4sleep181rcu_preempt19:55:001
218682281,5sleep10-21swapper/120:49:581
2162099283,4cyclictest81rcu_preempt20:33:501
21620992816,9cyclictest22-21ksoftirqd/100:47:361
2162099281,3cyclictest81rcu_preempt23:30:041
199892281,5sleep10-21swapper/120:44:591
104652281,5sleep10-21swapper/120:18:551
142672271,5sleep10-21swapper/120:29:131
85782261,5sleep10-21swapper/120:13:491
2162099262,12cyclictest0-21swapper/120:36:091
21620992618,5cyclictest22-21ksoftirqd/119:35:201
21620992617,6cyclictest22-21ksoftirqd/120:05:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional