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2026-02-05 - 07:43
[ 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 #f, 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.
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.

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 rackfslot7s.osadl.org (updated Thu Feb 05, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20099459927989,2783cyclictest2040245-21kworker/2:1+events20:55:122
200994599277813,2761cyclictest2075419-21kworker/2:0+events22:35:172
200993899274813,2731cyclictest2102805-21kworker/0:2+events00:10:160
200994199273313,2716cyclictest2030598-21kworker/1:2+events20:15:201
200994199270813,2691cyclictest2038791-21kworker/1:1+events20:50:131
200994199252712,2511cyclictest2051585-21kworker/1:2+events21:20:111
200993899252712,2510cyclictest2091686-21kworker/0:1+events23:35:170
20099419924919,2478cyclictest2024428-21kworker/1:1+events20:20:161
200994599247212,2457cyclictest2040245-21kworker/2:1+events20:45:152
20099389924658,2453cyclictest2081854-21kworker/0:1+events23:06:120
200994599246111,2447cyclictest2064368-21kworker/2:0+events22:09:062
200994599245912,2443cyclictest2057964-21kworker/2:1+events21:40:112
200994599245911,2444cyclictest2109196-21kworker/2:2+events00:19:042
200994599244812,2433cyclictest2112414-21kworker/2:1+events00:28:332
200994599244010,2426cyclictest2043152-21kworker/2:0+events20:54:272
200994599243512,2420cyclictest2069249-21kworker/2:2+events22:22:052
200994599243110,2418cyclictest2093170-21kworker/2:1+events23:30:372
200994599242512,2411cyclictest2078751-21kworker/2:0+events22:45:022
200994599242412,2409cyclictest2082013-21kworker/2:1+events22:58:162
200994599242112,2406cyclictest2112414-21kworker/2:1+events00:37:372
200994999241012,2395cyclictest2091510-21kworker/3:1+events23:25:173
200993899240910,2396cyclictest2102805-21kworker/0:2+events00:02:010
200994199240810,2394cyclictest2022764-21kworker/1:2+events19:48:581
200994199240611,2392cyclictest2054542-21kworker/1:0+events21:27:471
200994599240511,2390cyclictest2032079-21kworker/2:1+events20:23:172
200994199239412,2379cyclictest2051585-21kworker/1:2+events21:36:181
200993899238112,2365cyclictest2041545-21kworker/0:1+events20:46:470
200994599238011,2365cyclictest2094761-21kworker/2:0+events23:52:042
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200993899236912,2354cyclictest2052973-21kworker/0:0+events21:23:580
200993899236111,2347cyclictest2056282-21kworker/0:2+events21:41:190
200994999235310,2339cyclictest2068988-21kworker/3:0+events22:13:163
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200993899234710,2334cyclictest2019392-21kworker/0:0+events19:56:390
200994199234512,2330cyclictest2101205-21kworker/1:1+events23:52:261
200994599234112,2326cyclictest2103345-21kworker/2:0+events00:14:492
200994199233910,2326cyclictest2088511-21kworker/1:1+events23:37:371
200994599231411,2300cyclictest2052880-21kworker/2:2+events21:49:412
200994199230312,2288cyclictest2107471-21kworker/1:0+events00:15:581
200994599229811,2284cyclictest2052880-21kworker/2:2+events21:26:162
200994599229811,2284cyclictest2006072-21kworker/2:0+events19:29:132
200994599229612,2281cyclictest2077074-21kworker/2:1+events22:40:332
200994199229611,2283cyclictest2072220-21kworker/1:1+events22:30:231
20099499922899,2278cyclictest2059684-21kworker/3:0+events21:45:053
200994999228011,2265cyclictest2022887-21kworker/3:2+events19:50:533
200994999227910,2267cyclictest2048268-21kworker/3:2+events21:25:063
200994599227211,2258cyclictest2027631-21kworker/2:0+events20:10:242
200994199227210,2259cyclictest2024428-21kworker/1:1+events20:12:191
200993899227211,2257cyclictest2107501-21kworker/0:1+events00:18:160
200994999227011,2256cyclictest2065962-21kworker/3:2+events22:23:583
200993899226610,2253cyclictest2048057-21kworker/0:0+events21:11:410
200994999226512,2249cyclictest2029053-21kworker/3:2+events20:08:293
20099459922635,2255cyclictest2061168-21kworker/2:0+events21:51:592
20099459922466,2236cyclictest2046528-21kworker/2:0+events21:08:592
200994599224210,2229cyclictest2017941-21kworker/2:2+events20:01:372
200994599224110,2228cyclictest2082013-21kworker/2:1+events23:09:582
200994599223911,2225cyclictest2054511-21kworker/2:0+events21:32:042
200994599223910,2226cyclictest2069249-21kworker/2:2+events22:18:142
200994599223910,2226cyclictest2017941-21kworker/2:2+events19:33:022
200994599223810,2225cyclictest2086644-21kworker/2:2+events23:21:082
20099459922377,2227cyclictest2062768-21kworker/2:1+events21:56:132
200994599223710,2224cyclictest2089911-21kworker/2:1+events23:18:252
200994599223710,2223cyclictest2075419-21kworker/2:0+events22:33:002
200994599223510,2222cyclictest2049741-21kworker/2:1+events21:15:102
200994599223410,2220cyclictest2088274-21kworker/2:0+events23:12:162
200994599223410,2220cyclictest2088274-21kworker/2:0+events23:12:162
200994599223110,2218cyclictest2109196-21kworker/2:2+events00:20:572
200994599222811,2214cyclictest2052880-21kworker/2:2+events21:39:002
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200994599222810,2215cyclictest2099844-21kworker/2:1+events23:58:112
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200994599222311,2209cyclictest2038594-21kworker/2:2+events20:44:092
200994599222311,2209cyclictest2019534-21kworker/2:1+events19:41:392
20099459922228,2211cyclictest2049741-21kworker/2:1+events21:20:342
200994599222111,2207cyclictest2027631-21kworker/2:0+events20:17:382
200994599222011,2206cyclictest2091537-21kworker/2:0+events23:27:332
200994599221910,2205cyclictest2101474-21kworker/2:2+events00:02:222
200994199221711,2202cyclictest2098425-21kworker/1:2+events23:47:111
200994599221510,2202cyclictest2006072-21kworker/2:0+events19:22:412
200994199220710,2194cyclictest2072220-21kworker/1:1+events22:27:441
200994199220211,2187cyclictest2078861-21kworker/1:0+events22:45:241
200994199220210,2189cyclictest2022764-21kworker/1:2+events19:54:181
200994199220210,2188cyclictest2075506-21kworker/1:0+events22:37:311
200994199220111,2187cyclictest2078861-21kworker/1:0+events22:53:181
200994199220111,2187cyclictest2067715-21kworker/1:1+events22:14:011
20099419922010,2197cyclictest2038791-21kworker/1:1+events21:19:241
200994999220010,2187cyclictest2083372-21kworker/3:2+events22:59:023
20099499921998,2187cyclictest2109672-21kworker/3:1+events00:25:493
20099419921999,2187cyclictest2098425-21kworker/1:2+events00:06:521
20099419921998,2186cyclictest2078861-21kworker/1:0+events22:58:401
200994199219910,2186cyclictest2102959-21kworker/1:0+events23:59:431
20099499921987,2188cyclictest2036858-21kworker/3:1+events20:35:493
200994999219811,2184cyclictest2038476-21kworker/3:2+events20:54:043
200994999219811,2183cyclictest2029053-21kworker/3:2+events20:29:413
200994999219810,2185cyclictest2007873-21kworker/3:0+events19:19:393
20099419921989,2187cyclictest2109073-21kworker/1:2+events00:25:051
20099419921989,2185cyclictest2043214-21kworker/1:0+events20:56:211
200994199219811,2184cyclictest2051585-21kworker/1:2+events21:31:401
200994199219810,2185cyclictest2066082-21kworker/1:0+events22:18:361
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200994999218912,2174cyclictest2084995-21kworker/3:0+events23:08:523
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200994999218811,2174cyclictest2065962-21kworker/3:2+events22:03:253
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200994999218710,2174cyclictest2102716-21kworker/3:1+events00:00:283
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*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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