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2026-01-22 - 05:42
[ 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 #e, slot #5

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 100 highest latencies:
System rackeslot5s.osadl.org (updated Thu Jan 22, 2026 00:44:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1856599250,24cyclictest12165-21diskmemload23:01:193
1856599250,24cyclictest12165-21diskmemload22:44:023
1856199250,24cyclictest0-21swapper/223:58:052
1855899250,24cyclictest0-21swapper/123:19:251
1855899250,24cyclictest0-21swapper/121:45:221
18554992523,1cyclictest0-21swapper/022:32:380
18554992523,1cyclictest0-21swapper/000:36:190
1855499250,24cyclictest0-21swapper/022:45:410
1855499250,24cyclictest0-21swapper/022:25:390
1855499250,1cyclictest0-21swapper/023:58:050
18565992422,1cyclictest0-21swapper/323:55:023
1856599240,23cyclictest12165-21diskmemload22:50:153
1856599240,23cyclictest12165-21diskmemload21:18:233
1856599240,23cyclictest12165-21diskmemload00:18:043
18558992424,0cyclictest0-21swapper/121:36:501
18558992421,2cyclictest4018-21ssh00:01:581
18558992421,2cyclictest23198-21ssh22:19:201
1855899240,23cyclictest0-21swapper/122:21:321
18554992423,1cyclictest62550irq/127-eno122:35:490
1855499240,24cyclictest0-21swapper/022:41:140
1855499240,24cyclictest0-21swapper/000:23:160
1855499240,23cyclictest9795-21idleruntime-cro21:05:000
1855499240,23cyclictest62550irq/127-eno121:48:510
1855499240,23cyclictest17651-21ssh00:13:400
1855499240,23cyclictest12165-21diskmemload23:21:040
1855499240,23cyclictest12165-21diskmemload21:38:070
18565992323,0cyclictest12165-21diskmemload22:38:313
18565992323,0cyclictest0-21swapper/322:10:593
18565992323,0cyclictest0-21swapper/321:50:203
18565992323,0cyclictest0-21swapper/300:28:283
18565992322,1cyclictest12165-21diskmemload21:10:073
18565992321,1cyclictest32353-21find21:57:463
18565992321,1cyclictest0-21swapper/323:51:443
18565992321,1cyclictest0-21swapper/323:35:363
18565992321,1cyclictest0-21swapper/323:27:443
18565992321,1cyclictest0-21swapper/300:05:173
18565992320,2cyclictest25000-21latency_hist20:30:013
18565992320,2cyclictest11345-21ssh22:08:233
1856599230,23cyclictest0-21swapper/323:15:133
1856599230,23cyclictest0-21swapper/321:26:443
1856599230,22cyclictest4460-21/usr/sbin/munin00:02:473
1856599230,22cyclictest32183-21sed22:57:413
1856599230,22cyclictest32183-21sed22:57:413
1856599230,22cyclictest17741-21rm23:44:163
1856599230,22cyclictest12165-21diskmemload00:13:323
1856599230,22cyclictest0-21swapper/321:41:413
1856599230,0cyclictest0-21swapper/322:48:533
1856599230,0cyclictest0-21swapper/322:02:133
1856599230,0cyclictest0-21swapper/321:48:433
18561992323,0cyclictest12165-21diskmemload22:45:412
18561992323,0cyclictest0-21swapper/223:03:092
18561992323,0cyclictest0-21swapper/222:25:392
18561992323,0cyclictest0-21swapper/221:48:512
18561992323,0cyclictest0-21swapper/200:05:032
1856199231,21cyclictest27874-21sh21:53:412
1856199230,23cyclictest0-21swapper/223:16:042
1856199230,23cyclictest0-21swapper/223:10:202
1856199230,23cyclictest0-21swapper/223:09:462
1856199230,23cyclictest0-21swapper/222:31:222
1856199230,23cyclictest0-21swapper/222:21:172
1856199230,23cyclictest0-21swapper/221:35:212
1856199230,22cyclictest4148-21apt-get23:32:382
1856199230,1cyclictest12165-21diskmemload22:05:342
1856199230,0cyclictest12165-21diskmemload21:22:142
1856199230,0cyclictest12165-21diskmemload21:22:142
1856199230,0cyclictest0-21swapper/223:39:072
1856199230,0cyclictest0-21swapper/223:25:172
1856199230,0cyclictest0-21swapper/222:10:162
1856199230,0cyclictest0-21swapper/221:42:282
1856199230,0cyclictest0-21swapper/200:21:462
18558992323,0cyclictest0-21swapper/123:40:511
18558992322,1cyclictest18612-21ssh21:16:011
18558992321,1cyclictest8755-21sh00:06:031
18558992321,1cyclictest28539-21ssh21:54:381
18558992321,1cyclictest2166-21apt23:30:001
18558992321,1cyclictest0-21swapper/121:55:281
18558992321,1cyclictest0-21swapper/121:32:151
18558992321,1cyclictest0-21swapper/121:10:351
1855899230,2cyclictest7183-21sleep00:35:011
1855899230,23cyclictest12165-21diskmemload23:24:381
1855899230,23cyclictest0-21swapper/122:32:551
1855899230,23cyclictest0-21swapper/100:12:071
1855899230,22cyclictest32195-21sh22:27:421
1855899230,22cyclictest32193-21idleruntime-cro20:45:011
1855899230,22cyclictest31527-21expr22:57:381
1855899230,22cyclictest31527-21expr22:57:381
1855899230,22cyclictest13429-21ssh22:11:021
1855899230,22cyclictest10539-21perf20:00:011
1855899230,1cyclictest0-21swapper/122:52:271
1855899230,0cyclictest12165-21diskmemload23:56:221
18554992323,0cyclictest12165-21diskmemload23:14:530
18554992323,0cyclictest12165-21diskmemload21:11:010
18554992323,0cyclictest0-21swapper/021:44:580
18554992323,0cyclictest0-21swapper/021:17:110
18554992322,1cyclictest62550irq/127-eno121:25:370
18554992321,1cyclictest0-21swapper/023:52:430
18554992321,1cyclictest0-21swapper/023:44:150
1855499230,23cyclictest0-21swapper/023:02:160
1855499230,23cyclictest0-21swapper/000:06:410
1855499230,22cyclictest6834-21ssh00:34:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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