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2026-03-01 - 19:52
[ 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 Sun Mar 01, 2026 12:59:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24209912551235,17cyclictest0-21swapper/107:26:161
17942563517,30sleep00-21swapper/007:20:300
21012461418,28sleep10-21swapper/107:22:261
241999198190,5cyclictest0-21swapper/007:26:160
1890721010,7sleep0241999cyclictest09:50:400
256352900,4sleep0111rcuc/012:45:220
65142790,4sleep00-21swapper/010:11:310
321692790,4sleep032166-21sh12:18:590
180892730,21sleep0241999cyclictest12:04:350
56932660,7sleep0241999cyclictest10:45:010
147252610,8sleep0241999cyclictest11:26:560
123792520,7sleep0241999cyclictest10:18:000
242099406,31cyclictest0-21swapper/111:20:551
286812390,23sleep122-21ksoftirqd/111:41:071
81812380,4sleep0111rcuc/010:46:400
242099386,28cyclictest0-21swapper/109:37:361
241999381,33cyclictest0-21swapper/010:55:160
3312370,8sleep1242099cyclictest12:19:541
290902371,4sleep129100-21ssh10:01:251
2419993727,6cyclictest31767-21ssh09:30:320
228972371,32sleep122911-21ssh09:21:441
71862360,8sleep0241999cyclictest11:20:000
28362361,31sleep02846-21ssh10:08:130
261092361,4sleep126123-21iostat_ios09:25:201
242099367,4cyclictest10576-21diskmemload10:44:281
242099364,4cyclictest81rcu_preempt09:53:071
242099363,30cyclictest0-21swapper/111:07:351
2420993627,5cyclictest2645-21snmpd10:08:151
241999362,22cyclictest0-21swapper/012:54:590
2419993614,4cyclictest29885-21taskset08:35:090
265592351,30sleep126569-21ssh12:45:581
242099359,22cyclictest0-21swapper/110:37:261
242099355,4cyclictest81rcu_preempt11:57:091
242099354,4cyclictest81rcu_preempt09:31:121
242099351,30cyclictest6892sleep111:45:361
241999352,7cyclictest0-21swapper/011:20:350
2419993526,5cyclictest0-21swapper/009:24:360
2419993525,6cyclictest18598-21ssh10:24:590
241999351,30cyclictest9477-21hddtemp_smartct11:55:160
241999351,29cyclictest15229-21ssh09:47:210
184532351,4sleep118467-21sh10:57:331
86072341,5sleep00-21swapper/011:54:550
242099343,5cyclictest0-21swapper/108:36:361
242099342,4cyclictest81rcu_preempt11:50:271
242099342,29cyclictest0-21swapper/112:34:551
242099341,5cyclictest21602-21ssh11:34:561
242099341,29cyclictest4888-21ssh10:10:151
2419993427,5cyclictest0-21swapper/007:44:560
2419993426,5cyclictest16044-21diskstats09:15:160
2419993425,5cyclictest0-21swapper/012:22:370
2419993424,6cyclictest2520-21awk08:45:310
241999341,5cyclictest8323-21ssh12:27:150
241999341,28cyclictest2309-21cron07:50:000
241999341,22cyclictest26643-21wget08:25:170
231552341,29sleep023190-21ntp_states08:15:250
242099335,4cyclictest81rcu_preempt09:04:521
242099333,4cyclictest81rcu_preempt10:21:051
242099333,4cyclictest81rcu_preempt07:47:551
242099332,4cyclictest81rcu_preempt12:20:211
242099331,30cyclictest0-21swapper/111:16:151
242099331,29cyclictest0-21swapper/110:16:561
241999335,14cyclictest0-21swapper/010:35:440
241999334,17cyclictest40550irq/92-i91512:34:120
241999331,7cyclictest12047-21ssh09:44:460
241999331,28cyclictest21318-21ssh12:07:160
319472320,9sleep0241999cyclictest08:40:110
298312321,5sleep00-21swapper/009:29:460
253312321,5sleep00-21swapper/011:38:190
242099325,6cyclictest0-21swapper/109:57:561
242099322,4cyclictest81rcu_preempt09:12:231
2420993224,6cyclictest0-21swapper/108:22:361
2420993222,6cyclictest2492-21awk08:45:291
2420993222,6cyclictest11157-21ssh09:43:281
2420993219,9cyclictest0-21swapper/112:06:551
242099321,4cyclictest81rcu_preempt10:52:191
242099321,29cyclictest0-21swapper/109:18:161
242099321,29cyclictest0-21swapper/107:55:551
242099321,28cyclictest0-21swapper/111:00:561
241999324,4cyclictest81rcu_preempt09:59:200
241999323,4cyclictest81rcu_preempt10:03:270
241999322,4cyclictest81rcu_preempt11:40:460
241999322,4cyclictest81rcu_preempt11:01:300
241999321,5cyclictest81rcu_preempt11:05:260
241999321,4cyclictest81rcu_preempt12:35:230
241999321,4cyclictest81rcu_preempt11:33:450
241999321,4cyclictest81rcu_preempt10:54:020
241999321,28cyclictest0-21swapper/011:11:240
2419993210,6cyclictest14838-21cpuspeed_turbos07:55:110
319272311,5sleep10-21swapper/112:52:401
262392311,5sleep00-21swapper/012:12:240
242099315,23cyclictest0-21swapper/109:46:441
242099314,4cyclictest81rcu_preempt12:29:371
242099314,4cyclictest81rcu_preempt11:11:081
242099312,4cyclictest81rcu_preempt11:25:501
2420993122,6cyclictest0-21swapper/112:36:161
242099311,4cyclictest0-21swapper/112:12:161
242099311,27cyclictest0-21swapper/112:00:161
241999312,15cyclictest10833-21/usr/sbin/munin09:10:270
241999311,27cyclictest0-21swapper/011:47:250
89972301,5sleep10-21swapper/107:40:111
244002301,25sleep124487-21load10:30:211
242099305,9cyclictest28608-21iostat_ios08:30:181
242099301,4cyclictest81rcu_preempt10:49:211
242099301,11cyclictest9239-21/usr/sbin/munin09:05:151
241999305,11cyclictest25124-21open_inodes08:20:270
241999303,13cyclictest23996-21df10:30:120
241999302,14cyclictest8847-21/usr/sbin/munin09:05:150
241999302,14cyclictest14470-21munin-run07:55:000
241999301,5cyclictest40550irq/92-i91509:35:210
2419993013,5cyclictest30497-21gdbus07:35:390
2419993013,5cyclictest21337-21python12:40:280
2419993013,4cyclictest2329-21NetworkManager10:26:470
2419993011,6cyclictest7262-21/usr/sbin/munin09:00:140
242099295,3cyclictest81rcu_preempt08:41:571
242099294,19cyclictest5673-21iostat_ios08:55:191
2420992922,4cyclictest17957-21unixbench_singl08:00:271
2420992920,6cyclictest19106-21hddtemp_smartct08:05:161
2420992916,11cyclictest22-21ksoftirqd/112:41:591
2420992914,8cyclictest7700-21iostat_ios07:35:191
2419992911,6cyclictest3187-21/usr/sbin/munin08:50:220
241999291,14cyclictest6228-21sort07:30:270
242099283,9cyclictest81rcu_preempt07:51:161
242099282,23cyclictest0-21swapper/110:25:131
241999284,17cyclictest17423-21memory08:00:200
2419992810,5cyclictest28607-21iostat_ios08:30:190
66812271,5sleep10-21swapper/107:32:471
276062271,5sleep10-21swapper/108:27:311
2420992715,4cyclictest22-21ksoftirqd/111:35:591
241999279,5cyclictest18906-21/usr/sbin/munin08:05:130
241999273,18cyclictest21311-21ntp_states08:10:240
48332261,4sleep10-21swapper/108:54:141
2420992618,5cyclictest22-21ksoftirqd/108:13:301
2419992617,5cyclictest3-21ksoftirqd/008:58:230
238032261,5sleep10-21swapper/108:17:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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