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2026-01-14 - 15:54
[ 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 highest latencies:
System rackbslot7s.osadl.org (updated Wed Jan 14, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10867240236,4005sleep09748-21kworker/0:009:12:410
10867240236,4005sleep09748-21kworker/0:009:12:410
195932257712,2546sleep014066-1kworker/0:1H09:40:560
19398220107,1988sleep11074-1kworker/1:1H11:24:421
27090295045,893sleep027126-21ntpq10:04:550
1153928909,872sleep221850-1kworker/2:2H09:14:452
448625656,551sleep36192-1kworker/3:2H07:10:543
4003234820,306sleep04219-21latency_hist07:09:340
21746232129,254sleep021898-21latency_hist08:04:340
13870231126,251sleep030095-21snmpd11:05:190
1958623037,285sleep019596-21awk11:26:020
14454226277,167sleep00-21swapper/009:24:330
31837225898,57sleep00-21swapper/010:19:570
3788225377,35sleep03475-21/usr/sbin/munin08:49:520
1052224019,204sleep21122-21/usr/sbin/munin10:25:002
1494022036,186sleep221850-1kworker/2:2H09:25:072
4584219913,171sleep04642-21wc12:19:570
635721976,139sleep012-21rcu_sched07:14:430
1579921958,172sleep015860-21latency_hist11:14:320
31141219415,161sleep00-21swapper/010:19:330
31050218610,118sleep031194-21latency_hist08:34:340
1007218413,153sleep21082-21find08:40:012
1007218413,153sleep21082-21find08:40:012
2525218211,155sleep02601-21wc08:45:000
11593218017,49sleep00-21swapper/007:30:010
11384218019,18sleep00-21swapper/010:59:460
1476821798,150sleep014842-21xargs07:39:590
1476821798,150sleep014842-21xargs07:39:590
21774217829,96sleep021867-21latency_hist09:49:320
22872217413,103sleep30-21swapper/311:34:543
18906216729,119sleep318902-21apt-get09:39:423
13851216214,44sleep013875-21apt07:39:300
13851216214,44sleep013875-21apt07:39:300
6400216026,120sleep030993-21kworker/u8:408:59:330
6400216026,120sleep030993-21kworker/u8:408:59:330
3329215618,120sleep13339-21munin-run10:34:311
25629215013,123sleep025108-21/usr/sbin/munin09:59:580
14981214912,121sleep315035-21mailstats11:09:583
2176214818,90sleep00-21swapper/010:29:500
370121457,35sleep00-21swapper/012:18:310
2503121395,34sleep00-21swapper/008:14:510
716921388,118sleep07177-21awk10:44:560
32538213810,34sleep032592-21sendmail08:39:300
32538213810,34sleep032592-21sendmail08:39:300
28330213718,95sleep00-21swapper/010:09:510
22217213713,87sleep01-21systemd11:34:310
984921315,91sleep00-21swapper/012:37:290
28828213111,89sleep00-21swapper/008:25:010
14252212922,81sleep114376-21cat11:09:321
7037212720,83sleep27170-21sed07:15:012
27726212612,66sleep00-21swapper/008:22:260
27726212612,66sleep00-21swapper/008:22:260
17278212655,55sleep00-21swapper/007:49:560
779821259,99sleep17876-21find12:29:591
2842521250,8sleep30-21swapper/308:24:513
6472212216,90sleep06565-21latency_hist10:44:320
6472212216,90sleep06565-21latency_hist10:44:320
867212110,58sleep00-21swapper/008:39:590
867212110,58sleep00-21swapper/008:39:590
3776212116,19sleep20-21swapper/212:19:302
18587212018,11sleep00-21swapper/011:20:460
18587212018,11sleep00-21swapper/011:20:460
23561211918,48sleep00-21swapper/009:54:450
14409211928,77sleep314452-21apt-config09:24:323
28177211816,85sleep128231-21sort08:24:461
16457211824,67sleep316607-21grep07:45:023
16457211824,67sleep316607-21grep07:45:023
1667821176,100sleep00-21swapper/009:32:490
12574211710,40sleep00-21swapper/009:16:330
5725211639,61sleep05872-21diskstats07:14:350
15179211616,68sleep00-21swapper/009:26:430
7107211420,80sleep37167-21processes09:00:013
7107211420,80sleep37167-21processes09:00:013
490211419,63sleep00-21swapper/012:07:170
21924211422,52sleep00-21swapper/008:04:420
30374211222,51sleep00-21swapper/011:59:460
30374211222,51sleep00-21swapper/011:59:460
956921109,86sleep09649-21date10:54:330
16131211045,50sleep00-21swapper/011:14:480
7944210921,49sleep00-21swapper/007:19:440
2833921095,71sleep00-21swapper/011:53:160
9902210753,41sleep09944-21ntp_states07:24:560
2562721078,42sleep00-21swapper/011:44:440
2562721078,42sleep00-21swapper/011:44:440
18812210721,48sleep00-21swapper/007:54:440
1258210716,47sleep00-21swapper/010:25:020
30986210613,75sleep131018-21modprobe08:34:311
30775210621,68sleep330840-21sendmail_mailqu11:59:573
30775210621,68sleep330840-21sendmail_mailqu11:59:573
2869821068,42sleep00-21swapper/011:54:410
16527210511,79sleep116607-21sendmail_mailtr11:14:571
468521045,66sleep00-21swapper/010:37:290
26632210417,70sleep226699-21df08:19:462
26632210417,70sleep226699-21df08:19:462
1949210310,80sleep30-21swapper/308:44:423
13427210314,76sleep313504-21basename11:05:023
3968210217,69sleep14033-21awk08:49:571
25722210216,67sleep125826-21fschecks_time11:44:491
25722210216,67sleep125826-21fschecks_time11:44:491
22084210217,46sleep00-21swapper/009:49:490
2553221017,11sleep20-21swapper/208:15:102
3908210025,45sleep33953-21/usr/sbin/munin07:09:333
14166210022,47sleep114160-21apt-get07:39:431
14166210022,47sleep114160-21apt-get07:39:431
357629912,72sleep23638-21cpuspeed10:34:452
3106029920,60sleep231086-21cut10:19:302
2423929919,52sleep324382-21grep09:55:013
182442995,46sleep00-21swapper/009:38:020
1381029926,45sleep113948-21grep09:20:061
1717929816,69sleep317235-21fschecks_count09:34:463
1661129830,50sleep00-21swapper/007:45:030
1661129830,50sleep00-21swapper/007:45:030
3039229721,60sleep230482-21fschecks_time11:59:482
3039229721,60sleep230482-21fschecks_time11:59:482
1015329219,49sleep20-21swapper/207:25:032
2458929147,24sleep00-21swapper/011:40:000
1104529111,64sleep211094-21/usr/sbin/munin07:29:472
2416929024,47sleep224258-21grep11:39:502
724528934,38sleep17327-21timerandwakeup09:00:031
724528934,38sleep17327-21timerandwakeup09:00:031
536128929,40sleep15375-21apt12:24:301
523028928,39sleep15384-21sed07:11:571
36592899,16sleep10-21swapper/110:34:481
2007328927,42sleep211684-21systemd-journal07:59:312
1359628917,52sleep20-21swapper/209:20:032
732928827,41sleep20-21swapper/209:00:042
732928827,41sleep20-21swapper/209:00:042
1557428813,56sleep10-21swapper/111:12:191
2226628727,36sleep10-21swapper/111:34:321
3103928616,57sleep331046-21latency_hist08:34:333
3042628611,59sleep330552-21timerwakeupswit10:15:033
2482028615,47sleep10-21swapper/109:59:311
2249028619,49sleep222567-21switchtime08:05:002
1115728516,50sleep311302-21latency_hist10:59:333
2842628420,44sleep128220-21/usr/sbin/munin10:09:521
1855428423,36sleep218765-21latency_hist09:39:332
985628311,53sleep29881-21/usr/sbin/munin10:54:472
2111328322,39sleep321199-21timerandwakeup09:45:363
691828217,39sleep26683-21/usr/sbin/munin10:44:502
564828227,25sleep30-21swapper/312:24:443
995328119,28sleep30-21swapper/307:24:593
573928122,39sleep15874-21unixbench_multi08:55:021
573928122,39sleep15874-21unixbench_multi08:55:021
203628118,30sleep10-21swapper/108:44:481
1273628119,29sleep30-21swapper/311:04:333
263528017,46sleep22732-21timerandwakeup10:30:002
2084928015,43sleep120365-21/usr/sbin/munin07:59:581
98902799,15sleep00-21swapper/010:54:490
201927918,12sleep00-21swapper/012:11:570
1852527926,37sleep218545-21modprobe07:54:302
1256927917,33sleep30-21swapper/307:34:453
1256927917,33sleep30-21swapper/307:34:453
919927818,11sleep00-21swapper/009:06:200
874827812,48sleep38815-21df12:34:463
783427819,11sleep00-21swapper/009:03:370
783427819,11sleep00-21swapper/009:03:370
2445927818,12sleep00-21swapper/008:10:430
2445927818,12sleep00-21swapper/008:10:430
867627717,16sleep10-21swapper/109:04:591
317227724,32sleep10-21swapper/107:04:591
842827616,11sleep00-21swapper/012:34:060
410027615,48sleep34124-21cpu12:19:433
2238127612,48sleep322412-21nfs_client09:49:563
2071827624,27sleep20-21swapper/211:29:322
691127523,34sleep11-21systemd12:29:311
2677427519,36sleep226830-21fschecks_count10:04:492
1791827521,31sleep30-21swapper/307:50:113
1660827539,17sleep20-21swapper/211:14:582
1393027521,21sleep20-21swapper/207:39:322
1393027521,21sleep20-21swapper/207:39:322
707727413,29sleep10-21swapper/110:44:531
524627424,25sleep15336-21cut10:39:481
524627424,25sleep15336-21cut10:39:481
3006327418,39sleep230189-21grep11:59:322
2763927421,24sleep20-21swapper/211:49:592
2359527415,10sleep00-21swapper/011:37:210
84402738,16sleep10-21swapper/107:19:571
3197527323,34sleep332053-21find10:20:003
2851627317,27sleep30-21swapper/311:54:323
2579927327,30sleep20-21swapper/210:00:002
983727217,33sleep19928-21fschecks_time09:09:481
983727217,33sleep19928-21fschecks_time09:09:481
96027218,29sleep10-21swapper/112:09:441
951527219,40sleep29493-21latency_hist09:09:322
642027217,23sleep20-21swapper/210:44:302
642027217,23sleep20-21swapper/210:44:302
171527222,36sleep11816-21sed08:44:321
171527222,36sleep11816-21sed08:44:321
1122627215,23sleep30-21swapper/307:29:523
3191027120,22sleep20-21swapper/210:19:592
1798527123,25sleep30-21swapper/311:19:523
1798527123,25sleep30-21swapper/311:19:523
3238527022,25sleep10-21swapper/110:21:191
2454927012,42sleep324587-21/usr/sbin/munin11:39:593
2161927023,24sleep30-21swapper/311:30:013
150327015,22sleep30-21swapper/312:09:583
91572698,10sleep30-21swapper/309:05:463
3146726913,43sleep131469-21sshd12:03:141
3146726913,43sleep131469-21sshd12:03:141
903026822,27sleep20-21swapper/207:22:202
674226831,27sleep00-21swapper/012:27:240
2794126824,26sleep10-21swapper/108:24:331
2794126824,26sleep10-21swapper/108:24:331
1626226818,28sleep30-21swapper/309:29:333
556126721,28sleep35608-21ntpq10:39:543
556126721,28sleep35608-21ntpq10:39:543
252362678,19sleep10-21swapper/111:43:121
1888526718,29sleep30-21swapper/307:54:473
1844826730,17sleep10-21swapper/109:39:321
166326718,31sleep31693-21idleruntime-cro08:44:303
166326718,31sleep31693-21idleruntime-cro08:44:303
1288826724,22sleep10-21swapper/109:19:331
90342667,50sleep30-21swapper/307:22:213
728426622,25sleep20-21swapper/212:29:482
112326618,28sleep30-21swapper/310:25:013
221926519,25sleep22228-21modprobe12:14:302
2198626514,37sleep121987-21munin-node09:49:421
1448926513,39sleep214516-21grep11:09:452
2920826424,18sleep10-21swapper/111:54:591
2605026417,27sleep326079-21ntp_states11:44:553
2605026417,27sleep326079-21ntp_states11:44:553
2600426414,36sleep226048-21ntpq11:44:542
2600426414,36sleep226048-21ntpq11:44:542
232726419,25sleep10-21swapper/112:14:331
2191726416,30sleep30-21swapper/308:04:413
2170626424,20sleep30-21swapper/308:04:333
1888126418,21sleep20-21swapper/211:24:312
1888126418,21sleep20-21swapper/211:24:312
3127326322,26sleep131270-21apt-get08:34:431
3127326322,26sleep131270-21apt-get08:34:431
2713426314,17sleep30-21swapper/308:19:593
2713426314,17sleep30-21swapper/308:19:593
1927326317,29sleep119296-21/usr/sbin/munin07:54:581
1857726316,20sleep10-21swapper/107:54:331
978126218,25sleep19800-21apt-get10:54:421
2023126220,27sleep120248-21munin-run09:44:571
1592626220,23sleep10-21swapper/109:29:181
1166226214,32sleep111788-21wc07:30:021
942626120,22sleep29576-21sed12:35:012
865926117,28sleep28707-21grep10:49:552
2382526113,34sleep223534-21/usr/sbin/munin09:54:512
2242726112,27sleep10-21swapper/108:04:591
126302615,11sleep20-21swapper/211:04:162
879226016,29sleep38862-21sensors10:50:003
376426014,19sleep30-21swapper/308:49:513
325826019,20sleep20-21swapper/207:05:002
2683326017,20sleep30-21swapper/310:04:503
2386226014,18sleep30-21swapper/308:09:543
2386226014,18sleep30-21swapper/308:09:543
234332606,18sleep20-21swapper/211:35:172
192726015,26sleep21946-21apt-get08:44:412
630725920,21sleep20-21swapper/212:24:592
44652595,22sleep20-21swapper/207:10:372
3027725912,34sleep11-21systemd10:15:011
257625914,20sleep30-21swapper/312:14:473
1598725924,19sleep20-21swapper/207:44:532
1598725924,19sleep20-21swapper/207:44:532
1579225919,21sleep10-21swapper/107:44:481
1579225919,21sleep10-21swapper/107:44:481
1423525923,20sleep30-21swapper/307:39:453
1423525923,20sleep30-21swapper/307:39:453
96502580,6sleep10-21swapper/110:54:331
349725817,24sleep23494-21apt-get08:49:422
3246325817,20sleep20-21swapper/212:05:012
2538125819,24sleep125406-21irqstats09:59:511
1686125812,29sleep216969-21sed09:34:322
1153025817,25sleep311526-21apt-get09:14:423
108442585,13sleep20-21swapper/209:12:232
108442585,13sleep20-21swapper/209:12:232
612425713,20sleep10-21swapper/107:14:401
357225715,25sleep33569-21apt-get10:34:423
3188125715,26sleep231972-21sed08:35:002
3188125715,26sleep231972-21sed08:35:002
2559925715,28sleep30-21swapper/308:15:113
2358025720,19sleep20-21swapper/208:09:492
2358025720,19sleep20-21swapper/208:09:492
235725717,23sleep32396-21memory10:29:533
2201325715,24sleep222006-21apt-get09:49:472
1006825719,20sleep10-21swapper/107:25:021
455325615,24sleep24559-21ntp_states12:19:552
2880625615,20sleep30-21swapper/311:54:483
2715225612,17sleep10-21swapper/111:49:421
2639325617,24sleep126527-21latency_hist08:19:331
1630525617,24sleep316399-21memory11:14:513
1307925615,20sleep10-21swapper/107:35:031
1307925615,20sleep10-21swapper/107:35:031
72025518,21sleep10-21swapper/112:09:321
697725516,18sleep30-21swapper/310:44:513
556325517,18sleep30-21swapper/308:55:003
556325517,18sleep30-21swapper/308:55:003
3261625515,23sleep332755-21latency_hist08:39:333
3261625515,23sleep332755-21latency_hist08:39:333
2981625516,21sleep20-21swapper/208:29:512
2649925518,19sleep30-21swapper/310:04:333
646925416,22sleep36564-21perl07:14:503
2832725416,17sleep30-21swapper/310:09:503
2668825414,25sleep126683-21apt-get10:04:441
231162545,12sleep10-21swapper/111:35:001
1142825414,16sleep10-21swapper/110:59:471
998625315,23sleep310020-21irqstats09:09:503
998625315,23sleep310020-21irqstats09:09:503
1294325317,18sleep20-21swapper/211:04:492
2848025211,25sleep228513-21irqstats10:09:532
1973725213,22sleep30-21swapper/311:26:053
1946125220,14sleep20-21swapper/209:40:542
2392525110,16sleep10-21swapper/108:09:561
2392525110,16sleep10-21swapper/108:09:561
2076525114,18sleep20-21swapper/207:59:552
174225113,20sleep11-21systemd10:29:311
1453325118,16sleep20-21swapper/207:39:522
1453325118,16sleep20-21swapper/207:39:522
506025012,14sleep20-21swapper/208:54:472
506025012,14sleep20-21swapper/208:54:472
2836125019,17sleep20-21swapper/208:24:512
2147125015,22sleep21-21systemd09:46:192
2231624914,18sleep20-21swapper/211:34:332
206062498,16sleep10-21swapper/109:45:261
66824810,20sleep3688-21munin-run12:09:303
720024611,16sleep30-21swapper/312:29:453
1761824614,16sleep10-21swapper/111:19:411
1761824614,16sleep10-21swapper/111:19:411
1685024610,21sleep116860-21munin-run09:34:311
874624513,16sleep10-21swapper/112:34:431
1650523010,12sleep30-21swapper/309:30:383
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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