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2026-05-02 - 06:48

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 792 highest latencies:
System rackfslot7s.osadl.org (updated Sat May 02, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
91336999452223,4494cyclictest986694-21kworker/1:2+events22:55:201
91336999412222,4095cyclictest942505-21kworker/1:1+events20:40:011
91337599324616,3226cyclictest962465-21kworker/3:2+events21:45:003
91337199290712,2890cyclictest964316-21kworker/2:2+events21:55:122
91337199287813,2859cyclictest983020-21kworker/2:1+events23:00:142
91337599284513,2828cyclictest947384-21kworker/3:1+events20:55:143
91337599282413,2805cyclictest936124-21kworker/3:0+events20:30:113
91337599281614,2798cyclictest953990-21kworker/3:2+events21:15:193
91337599280413,2788cyclictest976817-21kworker/3:0+events22:39:013
91336999280113,2784cyclictest955346-21kworker/1:2+events21:17:141
91336999279711,2782cyclictest929146-21kworker/1:2+events20:31:201
91337199279413,2776cyclictest983020-21kworker/2:1+events23:05:112
91337199278714,2769cyclictest973506-21kworker/2:0+events22:20:172
91337199277314,2755cyclictest997664-21kworker/2:0+events23:30:192
9133659927709,2758cyclictest975372-21kworker/0:1+events22:25:130
91337599276713,2750cyclictest922905-21kworker/3:2+events19:41:053
91336599276013,2743cyclictest942654-21kworker/0:0+events20:40:220
91336599275313,2738cyclictest1004296-21kworker/0:0+events00:10:160
91337199270912,2693cyclictest975251-21kworker/2:2+events22:45:512
91337199270413,2687cyclictest927726-21kworker/2:0+events20:00:182
91336999270313,2686cyclictest1004139-21kworker/1:0+events23:58:521
91336999270112,2685cyclictest956973-21kworker/1:0+events21:27:511
91337599268713,2670cyclictest968760-21kworker/3:0+events21:59:013
91336599268113,2665cyclictest981607-21kworker/0:2+events22:50:010
91336999268012,2664cyclictest965672-21kworker/1:1+events21:50:161
91337199267913,2663cyclictest973506-21kworker/2:0+events22:15:182
91337599262513,2609cyclictest1014029-21kworker/3:3+events00:30:203
9133699926148,2602cyclictest1015314-21kworker/1:0+events00:26:091
91336999258712,2573cyclictest932714-21kworker/1:1+events20:15:051
91337599257412,2558cyclictest921270-21kworker/3:1+events19:33:463
91336999257212,2557cyclictest976726-21kworker/1:0+events22:27:531
91336999257211,2557cyclictest955346-21kworker/1:2+events21:20:161
91336999257112,2556cyclictest918151-21kworker/1:2+events19:45:141
91336599257112,2556cyclictest1004296-21kworker/0:0+events00:07:570
91336999256412,2548cyclictest929146-21kworker/1:2+events21:09:191
91337599256212,2546cyclictest942412-21kworker/3:2+events20:38:543
91336999256012,2544cyclictest999614-21kworker/1:2+events23:37:551
91336999254912,2534cyclictest1009032-21kworker/1:1+events00:21:591
91336999254910,2536cyclictest1004139-21kworker/1:0+events00:09:071
91337599254712,2531cyclictest924514-21kworker/3:0+events19:47:533
91337599254511,2530cyclictest932653-21kworker/3:1+events20:12:493
91337599254312,2527cyclictest1014029-21kworker/3:3+events00:28:023
91337599254212,2526cyclictest988099-21kworker/3:2+events23:04:493
91337599254112,2525cyclictest936124-21kworker/3:0+events20:29:023
91337599254012,2525cyclictest921270-21kworker/3:1+events20:00:403
91336599254012,2524cyclictest928581-21kworker/0:2+events19:58:270
9133759925385,2530cyclictest932653-21kworker/3:1+events20:17:453
91337599253810,2524cyclictest981726-21kworker/3:1+events22:41:403
91337599253710,2523cyclictest1013690-21kworker/3:2+events00:35:143
91337599253412,2518cyclictest999375-21kworker/3:0+events23:45:263
91336599253212,2516cyclictest932769-21kworker/0:2+events20:16:370
91336999253011,2516cyclictest988326-21kworker/1:0+events23:10:121
91336599253012,2514cyclictest924618-21kworker/0:2+events19:44:050
91336999252812,2512cyclictest980030-21kworker/1:1+events22:35:321
91336599252412,2509cyclictest999434-21kworker/0:1+events23:35:360
91337599252212,2506cyclictest954106-21kworker/3:3+events21:21:233
91337599252212,2506cyclictest921270-21kworker/3:1+events19:52:233
91336999252212,2506cyclictest972517-21kworker/1:1+events22:16:051
91337599252112,2505cyclictest984622-21kworker/3:0+events22:51:533
91336999251912,2503cyclictest988326-21kworker/1:0+events23:02:561
91337599251812,2502cyclictest942412-21kworker/3:2+events20:53:413
9133659925179,2505cyclictest921303-21kworker/0:0+events19:35:420
91336599251512,2499cyclictest965707-21kworker/0:1+events21:51:240
91336599251411,2499cyclictest1004296-21kworker/0:0+events00:18:130
91336599251410,2502cyclictest999434-21kworker/0:1+events23:45:030
91336599251212,2496cyclictest973732-21kworker/0:2+events22:17:140
91337599251012,2495cyclictest978543-21kworker/3:2+events22:46:123
91336599251012,2494cyclictest999434-21kworker/0:1+events23:33:420
91336599251012,2494cyclictest1004296-21kworker/0:0+events00:32:090
91336599250812,2492cyclictest1005993-21kworker/0:2+events00:04:110
91336999250710,2493cyclictest967306-21kworker/1:2+events22:02:261
91336999250612,2491cyclictest930813-21kworker/1:0+events20:01:491
91337599250512,2490cyclictest991345-21kworker/3:1+events23:18:063
91336599250512,2490cyclictest970416-21kworker/0:0+events22:22:550
91336999249912,2483cyclictest1005751-21kworker/1:1+events23:52:001
91337599249810,2486cyclictest934518-21kworker/3:2+events20:20:033
9133699924988,2486cyclictest947680-21kworker/1:0+events21:04:201
91336999249611,2481cyclictest909496-21kworker/1:0+events19:21:341
91336999249512,2481cyclictest995952-21kworker/1:2+events23:25:011
91336999249512,2479cyclictest956973-21kworker/1:0+events21:38:541
91337599249411,2479cyclictest960563-21kworker/3:0+events21:35:053
91336999249412,2478cyclictest976726-21kworker/1:0+events22:22:101
91337599249312,2478cyclictest1004264-21kworker/3:2+events23:55:253
91337599249112,2475cyclictest997513-21kworker/3:1+events23:26:313
91337599249012,2474cyclictest968760-21kworker/3:0+events22:09:133
91336999249012,2474cyclictest984713-21kworker/1:1+events22:50:241
91336599249012,2475cyclictest915499-21kworker/0:0+events19:17:460
91336999248912,2474cyclictest956973-21kworker/1:0+events22:10:191
91336999248912,2474cyclictest1012300-21kworker/1:2+events00:15:111
91336999248912,2473cyclictest956973-21kworker/1:0+events21:49:091
91337599248812,2473cyclictest964345-21kworker/3:1+events21:54:253
91337599248811,2475cyclictest968760-21kworker/3:0+events22:11:063
91337599248810,2474cyclictest952364-21kworker/3:0+events21:13:263
91337599248710,2473cyclictest929377-21kworker/3:0+events19:59:563
91336999248712,2471cyclictest1009032-21kworker/1:1+events00:11:491
91337599248612,2470cyclictest976817-21kworker/3:0+events22:34:233
91337599248610,2473cyclictest942811-21kworker/3:3+events20:44:593
91337599248512,2469cyclictest950757-21kworker/3:1+events21:06:153
91337599248511,2471cyclictest1012063-21kworker/3:0+events00:11:283
91337599248412,2469cyclictest975156-21kworker/3:1+events22:25:593
91337599248412,2468cyclictest991345-21kworker/3:1+events23:11:213
91337599248412,2468cyclictest988099-21kworker/3:2+events22:59:293
91337599248312,2468cyclictest1009482-21kworker/3:2+events00:09:543
91337199248312,2467cyclictest945966-21kworker/2:0+events21:11:342
91336599248312,2467cyclictest932769-21kworker/0:2+events20:33:340
9133699924826,2473cyclictest962403-21kworker/1:2+events21:43:321
9133719924802,2474cyclictest945966-21kworker/2:0+events20:58:142
91336999247911,2465cyclictest1007354-21kworker/1:2+events00:00:471
91336999247911,2464cyclictest930813-21kworker/1:0+events20:05:571
91337599247612,2461cyclictest999375-21kworker/3:0+events23:36:453
91336999247612,2461cyclictest1004139-21kworker/1:0+events23:47:211
91336999247512,2460cyclictest967306-21kworker/1:2+events21:57:071
91337199247412,2459cyclictest986814-21kworker/2:3+events22:57:572
9133659924749,2461cyclictest1015342-21kworker/0:2+events00:26:320
91336999247212,2457cyclictest937599-21kworker/1:1+events20:24:131
91337199247011,2455cyclictest970327-21kworker/2:1+events22:02:502
91337599246911,2455cyclictest1005870-21kworker/3:1+events00:01:533
9133659924696,2460cyclictest1013658-21kworker/0:1+events00:20:520
91336999246812,2453cyclictest929146-21kworker/1:2+events20:54:271
91336999246710,2453cyclictest909496-21kworker/1:0+events19:19:141
91336999246512,2450cyclictest997754-21kworker/1:0+events23:34:051
91336999246312,2448cyclictest988326-21kworker/1:0+events23:07:291
91336999246310,2450cyclictest994340-21kworker/1:1+events23:20:481
91337599246211,2447cyclictest1002634-21kworker/3:1+events23:43:553
91336999246212,2446cyclictest918151-21kworker/1:2+events19:36:051
91337599246012,2444cyclictest975156-21kworker/3:1+events22:19:053
91337599246012,2444cyclictest1013690-21kworker/3:2+events00:17:493
91336999245610,2443cyclictest927329-21kworker/1:1+events19:58:501
9133659924559,2443cyclictest991468-21kworker/0:1+events23:11:440
91336999245412,2438cyclictest918151-21kworker/1:2+events19:27:381
91336999245412,2438cyclictest918151-21kworker/1:2+events19:27:371
91336599245412,2440cyclictest931110-21kworker/0:0+events20:05:110
9133719924539,2441cyclictest1020094-21kworker/2:2+events00:39:022
91337599245212,2437cyclictest964345-21kworker/3:1+events21:47:373
91336999245011,2436cyclictest981758-21kworker/1:2+events22:44:421
91337199244811,2433cyclictest918324-21kworker/2:1+events19:35:182
91337199244712,2432cyclictest975251-21kworker/2:2+events22:26:212
91337599244612,2430cyclictest944842-21kworker/3:0+events20:49:093
9133719924468,2434cyclictest1002545-21kworker/2:0+events00:10:402
91337199244512,2429cyclictest975251-21kworker/2:2+events22:40:532
91336599244511,2430cyclictest981607-21kworker/0:2+events22:53:230
91336599244411,2430cyclictest947592-21kworker/0:2+events21:05:300
91336599244011,2427cyclictest953751-21kworker/0:1+events21:40:040
91337199243711,2423cyclictest899860-21kworker/2:2+events19:28:012
91337199243711,2423cyclictest899860-21kworker/2:2+events19:28:002
9133659924372,2432cyclictest981607-21kworker/0:2+events23:15:080
91336599243612,2421cyclictest953751-21kworker/0:1+events21:35:490
91336599243410,2421cyclictest942654-21kworker/0:0+events20:54:500
91336599243310,2419cyclictest922967-21kworker/0:1+events20:04:490
91337199243210,2418cyclictest939337-21kworker/2:0+events20:27:592
91337199243112,2416cyclictest988617-21kworker/2:0+events23:14:452
91337199243112,2415cyclictest945966-21kworker/2:0+events21:02:482
91336599243111,2416cyclictest922967-21kworker/0:1+events19:53:340
91337199242912,2413cyclictest962343-21kworker/2:1+events21:40:262
91337599242810,2414cyclictest958845-21kworker/3:1+events21:33:533
91336599242812,2412cyclictest953751-21kworker/0:1+events21:33:300
91336599242712,2411cyclictest979819-21kworker/0:0+events22:42:260
91336599242710,2414cyclictest953751-21kworker/0:1+events21:11:550
9133719924267,2416cyclictest955623-21kworker/2:0+events21:32:442
91336999242510,2412cyclictest1001250-21kworker/1:1+events23:44:411
91336599242512,2410cyclictest999434-21kworker/0:1+events23:42:290
91336599242510,2412cyclictest949284-21kworker/0:1+events21:02:030
91336599242412,2408cyclictest993098-21kworker/0:0+events23:23:530
91336599242211,2407cyclictest988146-21kworker/0:0+events22:58:200
91336599242112,2406cyclictest939429-21kworker/0:1+events20:38:320
91336599242012,2406cyclictest955592-21kworker/0:0+events21:21:000
91336599241811,2404cyclictest979819-21kworker/0:0+events22:38:140
91336599241712,2402cyclictest993098-21kworker/0:0+events23:29:340
91337199241511,2401cyclictest918324-21kworker/2:1+events19:43:422
91337599241111,2396cyclictest909737-21kworker/3:0+events19:18:073
91336599240412,2389cyclictest918087-21kworker/0:2+events19:31:310
91336599240312,2388cyclictest918087-21kworker/0:2+events19:23:250
91337199240212,2386cyclictest995970-21kworker/2:2+events23:35:142
91336599239911,2385cyclictest964110-21kworker/0:0+events21:47:140
91337199239812,2382cyclictest970327-21kworker/2:1+events22:10:432
91337199239512,2379cyclictest940988-21kworker/2:2+events20:41:092
91336599239410,2381cyclictest1004296-21kworker/0:0+events00:35:570
91336999238912,2374cyclictest950908-21kworker/1:1+events21:30:511
91336999238711,2372cyclictest976726-21kworker/1:0+events22:33:151
91337199238511,2370cyclictest955623-21kworker/2:0+events21:23:392
91336599238511,2371cyclictest1005993-21kworker/0:2+events23:59:390
91337199238410,2370cyclictest1014792-21kworker/2:0+events00:21:372
91337199238212,2366cyclictest927726-21kworker/2:0+events20:16:132
91337199236712,2352cyclictest964316-21kworker/2:2+events22:09:342
91337199236511,2350cyclictest1002545-21kworker/2:0+events00:07:142
91337199236310,2349cyclictest955623-21kworker/2:0+events21:27:292
91337199236212,2347cyclictest927726-21kworker/2:0+events20:05:342
91337199236212,2345cyclictest918324-21kworker/2:1+events19:59:102
91337199236112,2346cyclictest1002545-21kworker/2:0+events23:43:342
91337199236012,2345cyclictest935819-21kworker/2:1+events20:30:342
91337199236011,2345cyclictest952210-21kworker/2:1+events21:07:252
91337199235711,2343cyclictest924411-21kworker/2:0+events19:45:362
9133659923569,2344cyclictest1004296-21kworker/0:0+events23:54:400
91337599235512,2340cyclictest954106-21kworker/3:3+events21:29:433
9133719923557,2344cyclictest932595-21kworker/2:2+events20:13:112
91337199235412,2340cyclictest940988-21kworker/2:2+events20:50:182
9133719923535,2345cyclictest978484-21kworker/2:0+events22:35:102
9133719923519,2339cyclictest953958-21kworker/2:2+events21:19:552
91337199235112,2337cyclictest955623-21kworker/2:0+events21:53:402
91337199235111,2336cyclictest978484-21kworker/2:0+events22:33:382
91336599234910,2335cyclictest970416-21kworker/0:0+events22:02:040
91336599234812,2333cyclictest932769-21kworker/0:2+events20:10:530
91337199234712,2332cyclictest988617-21kworker/2:0+events23:17:442
91337199234712,2332cyclictest927726-21kworker/2:0+events19:54:412
9133759923398,2327cyclictest942412-21kworker/3:2+events21:04:443
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91337199233610,2323cyclictest955623-21kworker/2:0+events21:38:072
91337599233111,2318cyclictest999375-21kworker/3:0+events23:50:043
91337199233012,2314cyclictest911034-21kworker/2:1+events19:16:382
91337199232811,2314cyclictest995970-21kworker/2:2+events23:21:582
91336599232512,2310cyclictest953751-21kworker/0:1+events21:25:560
91337199232411,2309cyclictest1010457-21kworker/2:1+events00:29:132
91336999232110,2306cyclictest937599-21kworker/1:1+events20:25:421
91337599231711,2303cyclictest929377-21kworker/3:0+events20:06:453
91336599230611,2291cyclictest945935-21kworker/0:1+events20:48:240
91336999230311,2289cyclictest929146-21kworker/1:2+events20:48:471
91336999230110,2287cyclictest994340-21kworker/1:1+events23:17:001
91337199229711,2283cyclictest964316-21kworker/2:2+events21:49:302
9133759922879,2275cyclictest973524-21kworker/3:2+events22:21:463
91337599228510,2273cyclictest994611-21kworker/3:2+events23:20:013
91336599228510,2271cyclictest918087-21kworker/0:2+events19:26:060
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