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2026-03-17 - 08:19

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 all highest latencies:
System rackfslot7s.osadl.org (updated Tue Mar 17, 2026 00:44:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6293799282713,2810cyclictest95370-21kworker/3:0+events20:54:593
6292799270913,2692cyclictest114630-21kworker/0:0+events22:10:160
6292799267612,2659cyclictest84067-21kworker/0:2+events20:15:130
6293299263113,2614cyclictest114743-21kworker/1:2+events22:20:141
6293299258012,2564cyclictest141772-21kworker/1:2+events23:21:221
6293299256912,2553cyclictest85607-21kworker/1:2+events20:17:301
6293299249912,2484cyclictest90300-21kworker/1:2+events20:33:341
629329924976,2488cyclictest76250-21kworker/1:0+events20:00:441
6293299249712,2481cyclictest95255-21kworker/1:0+events20:51:341
6293299249612,2481cyclictest76250-21kworker/1:0+events20:10:431
6293299249412,2479cyclictest69487-21kworker/1:1+events19:29:331
6293299248312,2468cyclictest128813-21kworker/1:0+events22:35:011
6292799248112,2467cyclictest143165-21kworker/0:2+events23:20:150
629379924789,2465cyclictest108053-21kworker/3:2+events21:40:583
629379924739,2460cyclictest68008-21kworker/3:1+events19:25:203
6293799247312,2458cyclictest135258-21kworker/3:2+events23:00:233
6293299245011,2435cyclictest83979-21kworker/1:1+events20:25:121
6293499243412,2419cyclictest119565-21kworker/2:0+events22:14:322
629349924288,2416cyclictest167499-21kworker/2:0+events00:38:252
6293499241712,2401cyclictest146518-21kworker/2:1+events23:41:432
6293499241112,2396cyclictest121194-21kworker/2:1+events22:15:392
6293499241112,2395cyclictest80887-21kworker/2:2+events20:02:412
629329924109,2397cyclictest81160-21kworker/1:2+events20:09:551
6292799240912,2394cyclictest143165-21kworker/0:2+events23:27:320
6293499240112,2386cyclictest144881-21kworker/2:2+events23:26:222
6293499240012,2384cyclictest151316-21kworker/2:0+events23:47:072
6293799239912,2383cyclictest116018-21kworker/3:2+events22:18:413
6293299239812,2384cyclictest128813-21kworker/1:0+events22:39:051
6293499239712,2381cyclictest85820-21kworker/2:0+events20:38:322
6293799239312,2377cyclictest103133-21kworker/3:1+events21:24:363
6293499239312,2378cyclictest103071-21kworker/2:0+events21:15:252
6293499239312,2377cyclictest117936-21kworker/2:1+events22:00:172
6293499239212,2376cyclictest97031-21kworker/2:2+events21:08:422
6293799238810,2375cyclictest167587-21kworker/3:2+events00:34:573
6293499238712,2373cyclictest104671-21kworker/2:2+events21:35:142
6293499238712,2372cyclictest111432-21kworker/2:1+events21:51:392
6293499238711,2372cyclictest128937-21kworker/2:2+events22:34:142
6293499238710,2373cyclictest89054-21kworker/2:2+events20:32:252
6293499238512,2369cyclictest119565-21kworker/2:0+events22:07:582
6293799238312,2369cyclictest84305-21kworker/3:2+events20:20:103
6293499238312,2368cyclictest71638-21kworker/2:0+events19:55:262
6293799238010,2366cyclictest92053-21kworker/3:0+events20:42:233
6293499238012,2364cyclictest104671-21kworker/2:2+events21:22:412
6293799237412,2358cyclictest104734-21kworker/3:2+events21:19:373
6293499237412,2358cyclictest121194-21kworker/2:1+events22:37:382
6293799237011,2355cyclictest74793-21kworker/3:0+events19:45:143
6293499236812,2353cyclictest93557-21kworker/2:2+events20:46:342
6293799236712,2351cyclictest135258-21kworker/3:2+events23:08:043
6293799236612,2350cyclictest167587-21kworker/3:2+events00:38:493
6293499236312,2348cyclictest132154-21kworker/2:2+events22:47:462
6292799236312,2348cyclictest156286-21kworker/0:0+events00:10:530
6293799235912,2344cyclictest73167-21kworker/3:1+events19:43:193
6292799235711,2343cyclictest167376-21kworker/0:0+events00:33:040
6293499235311,2338cyclictest130532-21kworker/2:0+events22:55:482
6292799235112,2335cyclictest64070-21kworker/0:0+events19:21:130
6292799235012,2335cyclictest104604-21kworker/0:2+events21:17:430
6293799234910,2336cyclictest81014-21kworker/3:0+events20:08:223
6293499234912,2334cyclictest109295-21kworker/2:0+events21:31:272
6292799234312,2328cyclictest92305-21kworker/0:0+events20:50:000
6292799234212,2328cyclictest85761-21kworker/0:1+events20:30:100
6293799234012,2324cyclictest149425-21kworker/3:0+events23:44:463
6292799234012,2325cyclictest147974-21kworker/0:0+events23:44:010
6292799233912,2323cyclictest141550-21kworker/0:1+events23:16:260
6292799233811,2325cyclictest144791-21kworker/0:1+events23:35:330
6292799233811,2324cyclictest77938-21kworker/0:1+events19:58:050
6293299233712,2321cyclictest96856-21kworker/1:1+events21:10:121
6293299233612,2322cyclictest87300-21kworker/1:0+events20:40:261
6293299232912,2313cyclictest98629-21kworker/1:2+events21:21:101
6293299232810,2314cyclictest152862-21kworker/1:2+events23:47:301
6293499232711,2312cyclictest165889-21kworker/2:1+events00:29:352
6293499232110,2308cyclictest97031-21kworker/2:2+events21:10:362
6293299232112,2305cyclictest128813-21kworker/1:0+events22:49:171
6293499231211,2297cyclictest146518-21kworker/2:1+events23:53:592
6293799230710,2293cyclictest152990-21kworker/3:2+events23:52:283
6292799230312,2289cyclictest69579-21kworker/0:2+events19:30:170
629349922979,2284cyclictest140038-21kworker/2:0+events23:10:182
629379922969,2284cyclictest123070-21kworker/3:0+events22:25:323
6293499229410,2280cyclictest68125-21kworker/2:1+events19:29:122
6292799229011,2275cyclictest107930-21kworker/0:2+events21:37:100
6293299228412,2268cyclictest146401-21kworker/1:0+events00:02:031
6292799228011,2267cyclictest127302-21kworker/0:0+events22:30:050
6293499227911,2265cyclictest114423-21kworker/2:2+events21:58:222
6293799227610,2263cyclictest116018-21kworker/3:2+events22:06:273
6293799227210,2259cyclictest116018-21kworker/3:2+events21:57:383
6293299227211,2257cyclictest98629-21kworker/1:2+events21:18:531
6293299227210,2259cyclictest114743-21kworker/1:2+events22:14:541
6293299227011,2256cyclictest159297-21kworker/1:1+events00:17:461
6293299226910,2256cyclictest108021-21kworker/1:0+events21:30:191
6293499226711,2253cyclictest138340-21kworker/2:1+events23:19:072
6293299226610,2253cyclictest114743-21kworker/1:2+events22:27:481
6292799226412,2249cyclictest98432-21kworker/0:1+events20:59:360
6293799225911,2245cyclictest99844-21kworker/3:2+events21:03:003
6293499225710,2243cyclictest136716-21kworker/2:2+events23:03:272
6293499225110,2238cyclictest95286-21kworker/2:0+events21:03:452
6293799224810,2234cyclictest130797-21kworker/3:1+events22:45:553
6293799223411,2220cyclictest85910-21kworker/3:0+events20:26:193
6293499223111,2217cyclictest146518-21kworker/2:1+events23:30:132
6293799223012,2215cyclictest135258-21kworker/3:2+events22:53:053
6293299222911,2215cyclictest162805-21kworker/1:2+events00:28:051
629349922219,2209cyclictest159147-21kworker/2:1+events00:15:502
6292799221710,2204cyclictest107930-21kworker/0:2+events21:33:220
6293499220411,2189cyclictest111432-21kworker/2:1+events21:49:012
6293799220211,2188cyclictest90417-21kworker/3:2+events20:46:583
629279922008,2188cyclictest85761-21kworker/0:1+events20:38:090
6293799219811,2183cyclictest61027-21kworker/3:0+events19:18:543
6293499219811,2183cyclictest154650-21kworker/2:2+events23:57:062
6293299219511,2181cyclictest159297-21kworker/1:1+events00:13:121
6293799219412,2180cyclictest117876-21kworker/3:1+events22:01:513
6293499219211,2178cyclictest82522-21kworker/2:1+events20:27:022
629379921898,2177cyclictest108053-21kworker/3:2+events21:45:163
6293299218910,2176cyclictest144700-21kworker/1:1+events23:27:551
6293499218710,2174cyclictest144881-21kworker/2:2+events23:38:372
629279921879,2175cyclictest73047-21kworker/0:2+events19:49:040
6293499218611,2172cyclictest156256-21kworker/2:0+events00:02:242
6292799218411,2169cyclictest128904-21kworker/0:1+events22:42:310
6293499218010,2167cyclictest82522-21kworker/2:1+events20:08:462
6293799217411,2159cyclictest165830-21kworker/3:0+events00:28:503
6293799217211,2158cyclictest140071-21kworker/3:0+events23:11:053
6293299217010,2157cyclictest146401-21kworker/1:0+events00:07:241
6293499216911,2154cyclictest68125-21kworker/2:1+events19:31:492
6293499216910,2156cyclictest69760-21kworker/2:2+events19:35:392
629349921688,2157cyclictest140038-21kworker/2:0+events23:20:382
6293499216810,2154cyclictest132154-21kworker/2:2+events22:44:472
629379921678,2156cyclictest76402-21kworker/3:1+events20:01:073
6293799216710,2154cyclictest152990-21kworker/3:2+events23:49:243
629379921669,2153cyclictest143377-21kworker/3:0+events23:25:593
6293799216611,2152cyclictest82613-21kworker/3:1+events20:11:063
6293799216611,2151cyclictest88783-21kworker/3:1+events20:36:363
6293499216610,2152cyclictest156256-21kworker/2:0+events00:14:202
629379921658,2154cyclictest68008-21kworker/3:1+events19:22:423
6293799216511,2150cyclictest79355-21kworker/3:2+events19:58:513
6293799216511,2150cyclictest123070-21kworker/3:0+events22:24:023
6293799216510,2152cyclictest114395-21kworker/3:0+events21:52:233
6293499216511,2150cyclictest159147-21kworker/2:1+events00:07:472
629379921648,2153cyclictest156399-21kworker/3:2+events00:06:373
6293799216411,2150cyclictest74793-21kworker/3:0+events19:54:433
629349921646,2155cyclictest136716-21kworker/2:2+events23:05:232
629379921639,2151cyclictest109914-21kworker/3:0+events21:39:073
629379921619,2149cyclictest135258-21kworker/3:2+events23:17:343
6293499216110,2148cyclictest124043-21kworker/2:2+events22:23:172
629379921609,2148cyclictest164190-21kworker/3:2+events00:23:083
6293799216011,2146cyclictest156401-21kworker/3:3+events00:13:583
6293799216011,2146cyclictest127332-21kworker/3:2+events22:37:593
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6293499216011,2147cyclictest85820-21kworker/2:0+events20:40:512
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629349921596,2150cyclictest109295-21kworker/2:0+events21:42:312
6293499215911,2145cyclictest106297-21kworker/2:1+events21:25:212
6292799215910,2146cyclictest69579-21kworker/0:2+events19:27:390
6293499215811,2144cyclictest77764-21kworker/2:1+events19:52:312
6293499215811,2143cyclictest127271-21kworker/2:0+events22:28:542
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6293299215811,2143cyclictest119714-21kworker/1:0+events22:07:131
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6293299215610,2143cyclictest64281-21kworker/1:1+events19:15:491
6292799215510,2142cyclictest96798-21kworker/0:2+events21:01:490
6292799215510,2141cyclictest156286-21kworker/0:0+events00:09:190
6293799214910,2135cyclictest147824-21kworker/3:1+events23:31:453
629379921477,2137cyclictest84305-21kworker/3:2+events20:17:083
6293799214611,2132cyclictest156401-21kworker/3:3+events00:00:303
6292799214311,2129cyclictest162618-21kworker/0:2+events00:28:260
629329921429,2129cyclictest148003-21kworker/1:2+events23:36:421
629329921419,2129cyclictest74644-21kworker/1:1+events19:50:141
6292799214111,2128cyclictest64070-21kworker/0:0+events19:35:170
6292799214111,2127cyclictest74736-21kworker/0:1+events19:44:520
6292799214111,2126cyclictest96798-21kworker/0:2+events21:07:540
6292799214110,2127cyclictest96798-21kworker/0:2+events20:54:370
6293499214011,2126cyclictest76098-21kworker/2:2+events19:46:462
629279921407,2130cyclictest144791-21kworker/0:1+events23:31:220
6292799214011,2126cyclictest130500-21kworker/0:2+events22:38:190
6292799214011,2126cyclictest119922-21kworker/0:2+events22:09:070
6292799214011,2126cyclictest114630-21kworker/0:0+events21:57:150
6292799214011,2125cyclictest132123-21kworker/0:0+events22:45:340
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6292799213711,2122cyclictest162618-21kworker/0:2+events00:20:260
6292799213510,2122cyclictest138370-21kworker/0:2+events23:06:310
6292799213010,2117cyclictest111374-21kworker/0:1+events22:00:420
6293499212911,2114cyclictest85820-21kworker/2:0+events20:20:572
6292799212911,2115cyclictest87390-21kworker/0:0+events20:25:360
6293299211810,2105cyclictest146401-21kworker/1:0+events23:58:151
6292799211610,2103cyclictest90624-21kworker/0:2+events20:41:580
6293299211510,2102cyclictest108021-21kworker/1:0+events21:52:461
629279921125,2104cyclictest122041-21kworker/0:1+events22:25:550
6293299211110,2098cyclictest146401-21kworker/1:0+events00:24:391
6293299210911,2094cyclictest119714-21kworker/1:0+events22:19:281
6293799210811,2094cyclictest101532-21kworker/3:0+events21:14:193
6293299210711,2092cyclictest141772-21kworker/1:2+events23:16:041
6293299210611,2092cyclictest146401-21kworker/1:0+events23:52:501
629329921058,2093cyclictest108021-21kworker/1:0+events21:48:181
6293299210511,2091cyclictest85607-21kworker/1:2+events20:21:201
6293299210511,2091cyclictest77879-21kworker/1:2+events19:55:481
6293299210411,2090cyclictest98629-21kworker/1:2+events21:37:321
6293299210411,2090cyclictest98629-21kworker/1:2+events21:06:461
6293299210411,2089cyclictest146401-21kworker/1:0+events00:36:541
629329921039,2091cyclictest57126-21kworker/1:0+events19:20:271
6293299210311,2088cyclictest146401-21kworker/1:0+events23:33:141
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6293799204611,2032cyclictest96977-21kworker/3:1+events20:59:113
6293799204310,2030cyclictest59351-21kworker/3:1+events19:13:073
629279920438,2031cyclictest156286-21kworker/0:0+events00:15:040
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6293499203010,2016cyclictest164280-21kworker/2:0+events00:24:182
629279920267,2015cyclictest151501-21kworker/0:1+events23:45:100
629379920249,2012cyclictest154589-21kworker/3:1+events23:57:523
629279920249,2012cyclictest153167-21kworker/0:2+events00:00:540
6293499201810,2005cyclictest82522-21kworker/2:1+events20:19:022
629349920179,2004cyclictest91929-21kworker/2:1+events20:50:462
629279920168,2005cyclictest111374-21kworker/0:1+events21:41:220
6293499201510,2001cyclictest66474-21kworker/2:0+events19:23:272
6293499201510,2001cyclictest64191-21kworker/2:1+events19:16:342
629379920138,2002cyclictest145104-21kworker/3:2+events23:36:193
6293799201110,1997cyclictest101532-21kworker/3:0+events21:08:193
629379920109,1999cyclictest135258-21kworker/3:2+events22:55:033
6293799201010,1997cyclictest125706-21kworker/3:1+events22:31:353
629349920107,2000cyclictest97031-21kworker/2:2+events20:56:332
629379920067,1995cyclictest130797-21kworker/3:1+events22:44:013
6293799200410,1990cyclictest85910-21kworker/3:0+events20:31:163
6293499200010,1987cyclictest62509-21kworker/2:0+events19:11:352
629279919978,1986cyclictest125676-21kworker/0:2+events22:24:260
6292799199710,1984cyclictest136746-21kworker/0:1+events23:01:310
6292799199710,1983cyclictest64070-21kworker/0:0+events19:14:150
629379919906,1981cyclictest69609-21kworker/3:2+events19:39:043
629279919867,1976cyclictest76341-21kworker/0:0+events20:06:270
629279919859,1973cyclictest139956-21kworker/0:0+events23:14:550
629279919858,1974cyclictest100408-21kworker/0:0+events21:23:040
6292799198510,1972cyclictest73047-21kworker/0:2+events19:52:510
6292799198410,1970cyclictest114630-21kworker/0:0+events21:54:370
6293299196410,1951cyclictest66726-21kworker/1:2+events19:33:211
6293299196410,1951cyclictest128813-21kworker/1:0+events23:06:071
629329919497,1939cyclictest66726-21kworker/1:2+events19:42:341
6293299194910,1936cyclictest66726-21kworker/1:2+events19:36:021
629329919468,1935cyclictest76250-21kworker/1:0+events19:48:421
629329919466,1936cyclictest128813-21kworker/1:0+events23:03:041
629329919386,1929cyclictest95255-21kworker/1:0+events20:48:521
629329919377,1927cyclictest96856-21kworker/1:1+events21:03:221
629329919368,1925cyclictest114743-21kworker/1:2+events22:43:371
6292799191610,1904cyclictest153167-21kworker/0:2+events23:59:440
629279919088,1897cyclictest76341-21kworker/0:0+events20:11:500
624622156114,24sleep00-21swapper/019:06:180
626112151107,24sleep30-21swapper/319:08:103
625192151103,44sleep10-21swapper/119:06:591
627512146115,25sleep20-21swapper/219:09:582
62937992210,8cyclictest109658-21apt-get21:35:003
6292799181,14cyclictest124414-21sendmail22:20:000
62932991512,1cyclictest331ktimers/122:55:191
6293299140,1cyclictest0-21swapper/122:00:551
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