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2026-02-06 - 21:56
[ 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 Fri Feb 06, 2026 00:44:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248457899345113,3433cyclictest2554316-21kworker/3:2+events22:50:183
248457899296012,2943cyclictest2491300-21kworker/3:0+events19:35:163
248457299280613,2788cyclictest2521780-21kworker/1:1+events21:25:121
248457899259110,2577cyclictest2496289-21kworker/3:2+events20:05:003
248456899258712,2570cyclictest2556423-21kworker/0:1+events23:05:110
24845689925299,2516cyclictest2554498-21kworker/0:0+events22:55:130
248457899252713,2511cyclictest2542859-21kworker/3:2+events22:20:143
24845689925148,2502cyclictest2509150-21kworker/0:2+events21:20:180
248457299248612,2471cyclictest2560909-21kworker/1:2+events23:30:171
248457299244812,2433cyclictest2531515-21kworker/1:1+events21:53:101
248457899243011,2415cyclictest2537697-21kworker/3:0+events22:00:173
248457899242512,2411cyclictest2512336-21kworker/3:2+events20:45:063
248457899242412,2409cyclictest2528169-21kworker/3:0+events21:28:153
248456899242112,2406cyclictest2568773-21kworker/0:0+events23:37:290
248457299241412,2399cyclictest2492935-21kworker/1:0+events19:42:301
248457899241112,2395cyclictest2547728-21kworker/3:1+events22:27:513
248457899241111,2398cyclictest2540993-21kworker/3:1+events22:05:113
248456899241111,2396cyclictest2509150-21kworker/0:2+events21:09:000
248456899241010,2396cyclictest2560596-21kworker/0:2+events23:15:230
248457899240810,2394cyclictest2537697-21kworker/3:0+events22:19:063
248456899240512,2390cyclictest2533196-21kworker/0:1+events21:44:510
248456899240412,2389cyclictest2509150-21kworker/0:2+events20:38:420
248457899240012,2384cyclictest2568894-21kworker/3:0+events23:46:363
248457899239912,2384cyclictest2583455-21kworker/3:0+events00:34:333
248456899239912,2384cyclictest2509150-21kworker/0:2+events20:25:410
248457899239712,2381cyclictest2574720-21kworker/3:2+events23:53:093
248457899239512,2381cyclictest2557582-21kworker/3:0+events23:05:343
248457899239111,2377cyclictest2524944-21kworker/3:2+events21:14:153
248457299238811,2373cyclictest2556123-21kworker/1:2+events23:03:361
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248457299238412,2368cyclictest2559322-21kworker/1:0+events23:08:591
248457299238312,2368cyclictest2572204-21kworker/1:2+events23:48:071
248457299238311,2369cyclictest2510849-21kworker/1:2+events20:46:391
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248457299237411,2359cyclictest2540905-21kworker/1:0+events22:32:061
248456899236812,2352cyclictest2547527-21kworker/0:0+events22:35:130
248457299236712,2351cyclictest2492935-21kworker/1:0+events19:37:581
248457899234011,2326cyclictest2489667-21kworker/3:2+events19:27:393
248457899233410,2321cyclictest2496289-21kworker/3:2+events19:53:593
248456899233210,2318cyclictest2496071-21kworker/0:2+events19:44:460
248457299232912,2314cyclictest2515694-21kworker/1:0+events20:53:271
248457299232611,2312cyclictest2566995-21kworker/1:0+events23:29:311
248457299229010,2277cyclictest2489730-21kworker/1:0+events19:28:011
24845729922699,2257cyclictest2528261-21kworker/1:0+events21:38:291
248457899226011,2245cyclictest2494536-21kworker/3:1+events19:49:493
248457899225510,2242cyclictest2507247-21kworker/3:2+events20:20:473
248457899225510,2241cyclictest2517076-21kworker/3:1+events21:03:423
248456899225510,2243cyclictest2565932-21kworker/0:2+events23:31:020
248456899224611,2232cyclictest2524975-21kworker/0:0+events21:58:470
248456899224111,2227cyclictest2513884-21kworker/0:1+events20:42:060
248456899223711,2223cyclictest2474175-21kworker/0:2+events19:15:020
248457899223610,2222cyclictest2539321-21kworker/3:2+events21:59:083
248456899223511,2221cyclictest2524975-21kworker/0:0+events21:32:440
248457299223310,2220cyclictest2586740-21kworker/1:0+events00:27:171
248457899223112,2216cyclictest2500896-21kworker/3:1+events20:30:153
248457899223110,2218cyclictest2572235-21kworker/3:1+events00:04:453
24845789922299,2217cyclictest2557582-21kworker/3:0+events23:18:273
248456899222810,2215cyclictest2571968-21kworker/0:1+events23:52:230
248457899222210,2209cyclictest2500896-21kworker/3:1+events20:18:103
248456899222111,2206cyclictest2509150-21kworker/0:2+events20:55:220
24845689922209,2208cyclictest2554498-21kworker/0:0+events23:24:100
248456899222010,2207cyclictest2575206-21kworker/0:0+events00:00:190
248457899221910,2206cyclictest2515443-21kworker/3:0+events20:43:343
24845689922198,2208cyclictest2496071-21kworker/0:2+events19:52:270
248456899221911,2205cyclictest2524975-21kworker/0:0+events21:29:000
24845689922185,2210cyclictest2483780-21kworker/0:1+events19:20:450
248456899221711,2203cyclictest2563776-21kworker/0:1+events23:29:540
24845689922169,2203cyclictest2554498-21kworker/0:0+events23:13:350
24845689922147,2204cyclictest2571968-21kworker/0:1+events23:56:140
248456899221410,2200cyclictest2518794-21kworker/0:1+events20:54:360
248456899221311,2198cyclictest2550841-21kworker/0:1+events22:43:550
248456899221310,2200cyclictest2583356-21kworker/0:0+events00:18:320
248457899221211,2198cyclictest2518823-21kworker/3:0+events20:57:403
248457899221210,2199cyclictest2499296-21kworker/3:0+events19:56:113
24845729922129,2200cyclictest2568923-21kworker/1:1+events23:53:571
248456899221211,2197cyclictest2509150-21kworker/0:2+events21:18:480
248456899221210,2199cyclictest2553755-21kworker/0:2+events22:48:490
248456899221210,2199cyclictest2502280-21kworker/0:0+events20:24:580
248456899221111,2197cyclictest2573595-21kworker/0:2+events23:49:410
248456899221111,2197cyclictest2509150-21kworker/0:2+events20:31:010
248457899221011,2195cyclictest2517076-21kworker/3:1+events20:54:123
248456899221011,2196cyclictest2499634-21kworker/0:1+events20:03:510
248456899220911,2195cyclictest2492816-21kworker/0:0+events19:39:080
248456899220910,2196cyclictest2517165-21kworker/0:0+events20:49:420
248457899220810,2195cyclictest2547728-21kworker/3:1+events22:30:343
248456899220810,2195cyclictest2536067-21kworker/0:2+events21:48:390
248456899220710,2194cyclictest2483780-21kworker/0:1+events19:29:570
248457899220510,2192cyclictest2568894-21kworker/3:0+events23:34:013
248457899220510,2192cyclictest2517076-21kworker/3:1+events21:05:573
248457899220411,2190cyclictest2537697-21kworker/3:0+events22:11:143
248456899220310,2190cyclictest2502280-21kworker/0:0+events20:14:280
248457899220211,2188cyclictest2562407-21kworker/3:1+events23:27:153
248457899220211,2187cyclictest2554316-21kworker/3:2+events23:02:293
248457899220110,2188cyclictest2500896-21kworker/3:1+events20:14:503
248456899220111,2187cyclictest2581698-21kworker/0:2+events00:22:470
248457899220011,2186cyclictest2496289-21kworker/3:2+events20:09:333
248457899219911,2185cyclictest2524944-21kworker/3:2+events21:22:133
248457899219911,2184cyclictest2531395-21kworker/3:1+events21:33:533
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24845759918968,1885cyclictest2537964-21kworker/2:2+events22:06:432
24845759918957,1885cyclictest2573838-21kworker/2:0+events23:52:452
24845759918807,1870cyclictest2499124-21kworker/2:1+events20:02:442
24845759917148,1705cyclictest2483908-21kworker/2:2+events19:10:012
24839642181150,26sleep00-21swapper/019:08:200
24839752154109,24sleep10-21swapper/119:08:291
24838122149103,26sleep20-21swapper/219:06:262
24838082141109,27sleep30-21swapper/319:06:243
2484575998984,4cyclictest2565759-21kworker/2:2+pm23:49:532
248457599250,24cyclictest0-21swapper/219:45:162
248457599231,11cyclictest2541074-21munin-run22:05:012
248457599220,22cyclictest0-21swapper/223:40:172
248457599211,18cyclictest2577289-21cmp00:00:002
248457599211,17cyclictest2520497-21perf20:59:592
248457599210,19cyclictest2500997-21idleruntime-cro20:00:002
2484575992012,7cyclictest2560720-21runrttasks23:07:212
248457599201,16cyclictest593-21dbus-daemon19:20:002
248457599201,16cyclictest2517348-21awk20:50:002
248457599201,16cyclictest2504366-21sed20:10:022
248457599201,16cyclictest2494614-21perf19:40:002
248457599201,15cyclictest2496210-21munin-run19:45:012
248457599196,10cyclictest2566491-21gcc23:25:162
248457599191,15cyclictest2583631-21munin-run00:20:012
248457599191,15cyclictest2556201-21awk22:55:002
248457599191,15cyclictest2526835-21awk21:20:012
248457599190,18cyclictest2580414-21seq00:09:262
248457599181,3cyclictest622-21gdbus20:30:062
2484575991811,5cyclictest2581028-21irqstats00:10:162
248457599181,14cyclictest2523668-21munin-run21:10:002
2484575991811,1cyclictest2534156-21/usr/sbin/munin21:40:202
2484575991810,6cyclictest0-21swapper/220:20:002
248457599171,14cyclictest2491467-21idleruntime-cro19:30:012
248457599171,13cyclictest2524506-21ntpq21:10:182
248457599170,16cyclictest0-21swapper/222:21:112
248457599170,15cyclictest2492224-21ld19:30:162
248457599170,14cyclictest0-21swapper/221:50:132
248457599169,3cyclictest689-21gmain21:05:002
248457599161,12cyclictest2554624-21munin-run22:50:012
248457599160,14cyclictest2559269-21runrttasks23:03:562
248457599160,14cyclictest2531002-21switchtime21:30:202
248457599160,14cyclictest2530001-21basename21:30:002
248457599160,14cyclictest2518198-21expr20:50:212
248457599160,14cyclictest0-21swapper/222:40:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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