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2026-02-08 - 05:15
[ 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 #b, slot #7

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.

Note that this system runs a non-RT kernel.
Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackbslot7s.osadl.org (updated Sun Feb 08, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
126792707216,7044sleep311155-21kworker/3:120:06:293
4345212978,1222sleep24367-21unin-run21:24:242
26635296715,934sleep113200-1kworker/1:2H22:34:401
27078273115,690sleep113200-1kworker/1:2H20:51:131
27078273115,690sleep113200-1kworker/1:2H20:51:131
2874427204,705sleep224509-1kworker/2:0H22:41:562
4410266815,633sleep14529-21/usr/sbin/munin19:39:551
1380262319,587sleep01409-21users19:29:570
4679254114,511sleep14683-21df_inode21:24:401
24477243016,365sleep026012-21kworker/u8:220:46:270
15968242317,389sleep015983-21/usr/sbin/munin21:59:510
126023988,370sleep2195-21jbd2/mmcblk2p2-22:54:562
2703923678,344sleep227086-21ntpq22:34:542
954322936,276sleep229090-21snmpd19:56:272
23807224681,150sleep223830-21munin-run20:44:232
32724224110,215sleep2399-21latency_hist19:29:262
4149223317,201sleep14172-21netstat23:04:471
26606222413,25sleep00-21swapper/022:34:350
3116922138,148sleep231210-21latency_hist19:24:252
2981822089,164sleep210620-21systemd-journal00:27:182
29027220726,145sleep229119-21cat20:59:252
29027220726,145sleep229119-21cat20:59:252
25600219111,164sleep225648-21apt-config20:49:242
2935521837,164sleep229381-21fschecks_count20:59:462
3156021799,152sleep231625-21ls22:49:392
10225217919,138sleep20-21swapper/223:24:462
10225217919,138sleep20-21swapper/223:24:462
980221770,7sleep20-21swapper/223:24:252
980221770,7sleep20-21swapper/223:24:252
22745217414,145sleep222766-21kernelversion00:04:452
18715217429,25sleep20-21swapper/222:09:422
10914217216,139sleep110918-21diskstats21:44:421
1839221688,145sleep218505-21cat23:49:522
21165216614,137sleep021223-21if_eth020:34:440
21165216614,137sleep021223-21if_eth020:34:440
31461216411,28sleep20-21swapper/221:04:552
29984216417,128sleep330033-21unin-run00:29:243
13639216119,120sleep110620-21systemd-journal21:54:231
727821606,11sleep20-21swapper/223:14:492
9934215912,126sleep20-21swapper/221:39:552
26139215610,26sleep226131-21apt-get20:49:402
26139215610,26sleep226131-21apt-get20:49:402
55462155113,23sleep20-21swapper/219:44:482
10215215219,116sleep010298-21tune2fs19:59:440
14456215012,120sleep214479-21munin-plugin-st20:14:242
24614214920,112sleep324771-21latency_hist22:29:263
19090214914,118sleep319140-21latency_hist23:54:253
7789214612,96sleep27878-21grep21:34:422
27295214517,77sleep212-21rcu_sched00:19:432
2997421435,11sleep00-21swapper/022:44:280
1163721417,14sleep10-21swapper/123:29:411
1163721417,14sleep10-21swapper/123:29:411
5263214021,37sleep15344-21tune2fs19:44:431
16420213711,103sleep20-21swapper/223:44:442
2326213019,69sleep20-21swapper/219:34:472
1571821305,10sleep20-21swapper/220:15:452
1083421288,14sleep20-21swapper/221:44:392
25285212721,84sleep310620-21systemd-journal00:14:233
351121268,106sleep23541-21unin-run23:04:242
2300021267,85sleep21-21systemd22:24:242
2047121246,12sleep20-21swapper/223:57:512
406212316,86sleep0531-21grep22:54:250
30278212372,35sleep20-21swapper/222:44:472
1647921215,58sleep20-21swapper/222:00:382
776212062,41sleep20-21swapper/219:29:462
2434021205,59sleep20-21swapper/222:26:462
5082211921,75sleep00-21swapper/021:24:510
2783121198,77sleep227896-21irqstats19:14:282
4775211813,70sleep20-21swapper/223:06:012
10524211852,48sleep20-21swapper/219:59:502
3143721166,56sleep20-21swapper/200:33:112
2438211611,86sleep32493-21/usr/sbin/munin22:59:453
2067421165,41sleep20-21swapper/220:34:142
2759221159,73sleep227617-21munin-run19:14:242
2484721150,11sleep30-21swapper/322:29:413
2449421158,62sleep20-21swapper/200:09:502
6503211321,77sleep36613-21touch19:49:253
21743211326,60sleep121737-21apt-get22:19:391
15251211310,86sleep115332-21mailstats20:15:071
722521125,73sleep20-21swapper/221:31:552
3150211120,77sleep33221-21fschecks_time21:19:453
26067211039,47sleep026109-21cat19:09:260
1436421105,76sleep20-21swapper/223:39:192
1436421105,76sleep20-21swapper/223:39:192
21070210925,59sleep321160-21grep20:34:433
21070210925,59sleep321160-21grep20:34:433
17146210919,67sleep317201-21fschecks_count22:04:433
47321087,68sleep20-21swapper/200:37:312
403021089,85sleep24077-21ntpq19:39:482
3062210616,18sleep00-21swapper/021:19:380
26917210636,46sleep031205-1kworker/0:1H19:09:540
13651210669,22sleep213689-21munin-run21:54:242
25303210219,59sleep125456-21grep20:48:021
25301210210,19sleep20-21swapper/222:29:532
2365521029,78sleep123679-21netstat22:24:471
1838210212,76sleep01839-21sshd22:58:290
623621016,83sleep00-21swapper/019:46:480
25830210115,74sleep00-21swapper/022:31:000
21113210154,35sleep20-21swapper/222:15:322
21113210154,35sleep20-21swapper/222:15:322
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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