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2026-03-11 - 08:02

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 Wed Mar 11, 2026 00:44:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139099399299413,2976cyclictest1447228-21kworker/0:1+events22:30:160
139099399295014,2933cyclictest1438956-21kworker/0:0+events21:45:000
139100099285513,2837cyclictest1473298-21kworker/2:0+events00:00:182
139099799280113,2784cyclictest1460216-21kworker/1:0+events22:55:181
139100099272213,2704cyclictest1407362-21kworker/2:2+events20:10:122
139099399267410,2659cyclictest1429225-21kworker/0:0+events21:15:130
139100399264113,2625cyclictest1449072-21kworker/3:2+events22:24:563
139100099263413,2618cyclictest1402144-21kworker/2:0+events20:04:292
139100399252612,2510cyclictest1443802-21kworker/3:0+events21:55:323
139099799250212,2486cyclictest1418208-21kworker/1:1+events20:42:101
139099399249912,2483cyclictest1468538-21kworker/0:0+events23:10:130
139100399249512,2479cyclictest1462045-21kworker/3:2+events23:25:143
139100099249512,2479cyclictest1465160-21kworker/2:2+events22:57:352
139099399248512,2470cyclictest1479617-21kworker/0:2+events23:55:010
139099799248412,2469cyclictest1477724-21kworker/1:0+events23:37:541
139099399247812,2462cyclictest1423216-21kworker/0:1+events21:04:330
139100099246512,2449cyclictest1416672-21kworker/2:1+events20:35:182
13909939924547,2443cyclictest1479617-21kworker/0:2+events00:02:130
139100099244112,2425cyclictest1468389-21kworker/2:0+events23:15:162
139099399244012,2425cyclictest1457105-21kworker/0:0+events22:41:440
139100099243412,2418cyclictest1423155-21kworker/2:1+events21:04:572
139099399242812,2413cyclictest1435656-21kworker/0:1+events21:32:230
139100099242512,2409cyclictest1475174-21kworker/2:1+events23:35:142
139099399242512,2409cyclictest1440901-21kworker/0:1+events21:50:130
139099799242210,2409cyclictest1491202-21kworker/1:1+events00:24:241
139100399241210,2398cyclictest1400520-21kworker/3:0+events19:37:473
139100399241112,2396cyclictest1492767-21kworker/3:2+events00:32:203
139100099241111,2396cyclictest1403802-21kworker/2:2+events19:48:232
139100099240911,2395cyclictest1468389-21kworker/2:0+events23:08:172
13909979924099,2396cyclictest1433993-21kworker/1:2+events21:26:381
139099399240910,2396cyclictest1408839-21kworker/0:1+events20:24:200
139100399240810,2394cyclictest1474905-21kworker/3:1+events23:34:043
139100099240812,2393cyclictest1419930-21kworker/2:2+events20:44:482
139100099240812,2392cyclictest1489535-21kworker/2:2+events00:16:422
13910009924079,2394cyclictest1435808-21kworker/2:2+events22:12:202
139099799240712,2392cyclictest1400731-21kworker/1:1+events19:50:181
139100099240212,2387cyclictest1479466-21kworker/2:1+events23:46:582
139099399240212,2386cyclictest1489445-21kworker/0:2+events00:14:460
139099399240212,2386cyclictest1413848-21kworker/0:2+events20:25:520
139099399239812,2382cyclictest1476268-21kworker/0:0+events23:36:210
139099399239712,2381cyclictest1470149-21kworker/0:1+events23:22:100
139099399239710,2384cyclictest1447228-21kworker/0:1+events22:19:120
139099399239212,2377cyclictest1460421-21kworker/0:2+events23:01:230
139099399239212,2376cyclictest1403712-21kworker/0:1+events19:56:270
139099399239112,2377cyclictest1470149-21kworker/0:1+events23:30:360
139099399239110,2378cyclictest1489445-21kworker/0:2+events00:16:190
139100399239011,2376cyclictest1405698-21kworker/3:1+events19:55:173
139099799239012,2374cyclictest1492836-21kworker/1:0+events00:26:591
139099399239011,2375cyclictest1424863-21kworker/0:0+events20:59:410
139100099238810,2374cyclictest1495711-21kworker/2:1+events00:39:112
13909939923819,2369cyclictest1413848-21kworker/0:2+events20:49:460
139099799237812,2363cyclictest1471715-21kworker/1:1+events23:27:321
139099399237012,2354cyclictest1457105-21kworker/0:0+events22:36:000
139099799236712,2351cyclictest1492836-21kworker/1:0+events00:33:051
139099399236710,2354cyclictest1460421-21kworker/0:2+events22:54:560
139100399236512,2349cyclictest1416758-21kworker/3:0+events20:45:333
139099399236512,2351cyclictest1442735-21kworker/0:2+events22:05:050
139099399236011,2346cyclictest1477994-21kworker/0:1+events23:47:220
139100399235610,2343cyclictest1394561-21kworker/3:2+events19:25:113
139100099235412,2339cyclictest1407362-21kworker/2:2+events20:17:482
139100099235112,2336cyclictest1434041-21kworker/2:1+events21:22:052
139100099234912,2333cyclictest1402144-21kworker/2:0+events19:43:502
139099799234912,2334cyclictest1413646-21kworker/1:2+events20:28:531
139100399234712,2332cyclictest1416758-21kworker/3:0+events21:08:213
139099799234212,2326cyclictest1464092-21kworker/1:2+events23:11:011
139099799234212,2322cyclictest1448982-21kworker/1:1+events22:14:161
139100099234111,2326cyclictest1461928-21kworker/2:1+events22:54:342
139100399234012,2324cyclictest1484536-21kworker/3:1+events00:05:183
139100099234012,2325cyclictest1448894-21kworker/2:1+events22:08:312
139100099233911,2325cyclictest1407362-21kworker/2:2+events19:59:522
139100099233811,2323cyclictest1487844-21kworker/2:1+events00:09:292
139100099233811,2323cyclictest1457194-21kworker/2:2+events22:45:522
139099799233812,2323cyclictest1470118-21kworker/1:0+events23:19:301
139099799233812,2322cyclictest1448982-21kworker/1:1+events22:18:051
139100399233712,2322cyclictest1497286-21kworker/3:0+events00:39:343
139100099233610,2323cyclictest1430826-21kworker/2:0+events21:25:532
139099799233612,2321cyclictest1399097-21kworker/1:2+events19:38:101
139099799233512,2320cyclictest1431091-21kworker/1:1+events21:18:391
139100399233412,2318cyclictest1462045-21kworker/3:2+events23:02:543
139099799233110,2317cyclictest1405520-21kworker/1:0+events19:58:451
139100399233011,2315cyclictest1430858-21kworker/3:2+events21:16:203
139100399232912,2313cyclictest1445871-21kworker/3:1+events22:04:423
139100399232912,2312cyclictest1394561-21kworker/3:2+events20:04:523
139100099232912,2314cyclictest1460067-21kworker/2:0+events22:41:192
139100099232912,2314cyclictest1413404-21kworker/2:0+events20:23:092
139100099232912,2313cyclictest1423155-21kworker/2:1+events20:52:012
139099799232912,2313cyclictest1455505-21kworker/1:1+events22:38:141
139100099232812,2313cyclictest1435808-21kworker/2:2+events22:02:242
139100099232810,2315cyclictest1435808-21kworker/2:2+events21:34:182
139100099232810,2315cyclictest1386004-21kworker/2:1+events19:13:432
139100399232712,2312cyclictest1471486-21kworker/3:0+events23:23:203
139100399232712,2312cyclictest1403833-21kworker/3:0+events19:49:333
139100399232711,2313cyclictest1443802-21kworker/3:0+events22:13:553
139100099232710,2314cyclictest1396036-21kworker/2:2+events19:38:342
139099799232711,2313cyclictest1477724-21kworker/1:0+events23:44:421
139100399232612,2311cyclictest1462045-21kworker/3:2+events23:19:553
139099799232611,2312cyclictest1470118-21kworker/1:0+events23:24:061
139100399232512,2311cyclictest1416758-21kworker/3:0+events20:55:053
139100399232512,2309cyclictest1418418-21kworker/3:2+events20:37:593
139100399232411,2310cyclictest1416758-21kworker/3:0+events21:14:033
139100099232411,2309cyclictest1386004-21kworker/2:1+events19:19:022
139100399232311,2309cyclictest1458649-21kworker/3:0+events22:50:463
139100399232311,2309cyclictest1440603-21kworker/3:1+events21:41:563
139100099232312,2308cyclictest1452101-21kworker/2:2+events22:23:492
139100099232312,2308cyclictest1443831-21kworker/2:1+events21:56:172
139100099232312,2307cyclictest1423155-21kworker/2:1+events20:58:082
139100099232311,2308cyclictest1394409-21kworker/2:0+events19:23:172
139099799232311,2309cyclictest1433993-21kworker/1:2+events21:54:011
139100399232212,2307cyclictest1465483-21kworker/3:0+events23:06:213
139100399232111,2306cyclictest1491141-21kworker/3:0+events00:25:323
139100099232111,2306cyclictest1489535-21kworker/2:2+events00:30:002
139100399232012,2304cyclictest1449072-21kworker/3:2+events22:29:313
139100099231812,2303cyclictest1435808-21kworker/2:2+events21:54:222
139100399231712,2301cyclictest1394561-21kworker/3:2+events20:26:393
139099399231012,2294cyclictest1413848-21kworker/0:2+events20:54:170
139099399230611,2292cyclictest1494258-21kworker/0:1+events00:39:590
139100399230312,2289cyclictest1434172-21kworker/3:1+events21:30:053
139100099230312,2288cyclictest1416672-21kworker/2:1+events20:32:162
139100399230211,2288cyclictest1416758-21kworker/3:0+events21:25:303
139099799230012,2284cyclictest1482999-21kworker/1:2+events00:03:211
139099399229811,2283cyclictest1435656-21kworker/0:1+events21:35:490
139100399229110,2278cyclictest1440603-21kworker/3:1+events21:46:083
139099399229111,2277cyclictest1447228-21kworker/0:1+events22:26:490
139100399228511,2270cyclictest1416758-21kworker/3:0+events20:34:103
139100399228111,2267cyclictest1457048-21kworker/3:1+events22:39:493
139100099228010,2267cyclictest1439046-21kworker/2:1+events21:44:142
139100099227611,2262cyclictest1465160-21kworker/2:2+events23:03:172
139099799227511,2260cyclictest1427832-21kworker/1:1+events21:03:501
139099399226710,2254cyclictest1405609-21kworker/0:0+events20:02:570
13910009922657,2254cyclictest1396036-21kworker/2:2+events19:30:122
139099399226412,2249cyclictest1479617-21kworker/0:2+events23:58:460
139100399226311,2249cyclictest1416758-21kworker/3:0+events21:01:343
139100099225311,2239cyclictest1482761-21kworker/2:1+events23:56:072
139099399223910,2228cyclictest1438956-21kworker/0:0+events21:48:210
139100399223510,2222cyclictest1394561-21kworker/3:2+events19:40:263
13909939922288,2216cyclictest1403712-21kworker/0:1+events19:47:150
13909939922257,2215cyclictest1442735-21kworker/0:2+events21:55:560
139100399222411,2210cyclictest1491141-21kworker/3:0+events00:23:363
139099799222411,2210cyclictest1405520-21kworker/1:0+events20:03:201
139099399222211,2209cyclictest1445574-21kworker/0:0+events22:00:280
139099399222113,2204cyclictest1494258-21kworker/0:1+events00:28:090
13910009922199,2207cyclictest1427979-21kworker/2:2+events21:06:492
139100099221312,2198cyclictest1407362-21kworker/2:2+events20:07:542
139099799220511,2191cyclictest1437383-21kworker/1:0+events21:38:071
13909939922039,2191cyclictest1457105-21kworker/0:0+events22:48:310
139099399220311,2189cyclictest1408839-21kworker/0:1+events20:06:460
139100099220111,2187cyclictest1386004-21kworker/2:1+events19:27:082
139099799220111,2187cyclictest1426090-21kworker/1:0+events21:08:441
139099399219910,2187cyclictest1489445-21kworker/0:2+events00:20:090
139099399219910,2186cyclictest1408839-21kworker/0:1+events20:14:220
139099799219812,2182cyclictest1464092-21kworker/1:2+events23:07:081
13909939921989,2186cyclictest1429225-21kworker/0:0+events21:27:010
139099399219811,2184cyclictest1460421-21kworker/0:2+events22:58:430
139099399219811,2184cyclictest1453751-21kworker/0:2+events22:24:350
139099399219810,2185cyclictest1489445-21kworker/0:2+events00:31:570
139099399219810,2184cyclictest1429225-21kworker/0:0+events21:21:430
139100399219710,2183cyclictest1394561-21kworker/3:2+events20:13:163
139099399219711,2184cyclictest1397404-21kworker/0:0+events19:35:080
139099399219711,2182cyclictest1484757-21kworker/0:1+events00:05:400
139099399219710,2184cyclictest1416579-21kworker/0:0+events20:30:430
13909939921969,2184cyclictest1465308-21kworker/0:1+events23:07:550
139099399219611,2182cyclictest1397404-21kworker/0:0+events19:27:530
139100399219111,2177cyclictest1445871-21kworker/3:1+events22:08:083
139099399218810,2175cyclictest1408839-21kworker/0:1+events20:16:160
139099399218610,2173cyclictest1429225-21kworker/0:0+events21:06:260
139099799218511,2170cyclictest1477724-21kworker/1:0+events23:52:431
139099399218311,2168cyclictest1397404-21kworker/0:0+events19:44:370
139100399218212,2167cyclictest1394561-21kworker/3:2+events19:53:243
139099799217911,2165cyclictest1450585-21kworker/1:0+events22:32:541
139099399217810,2165cyclictest1418300-21kworker/0:1+events20:41:240
139100099217710,2163cyclictest1452101-21kworker/2:2+events22:19:352
139099399217710,2163cyclictest1403712-21kworker/0:1+events19:54:090
139100399217611,2161cyclictest1478082-21kworker/3:2+events23:42:483
139099399217511,2160cyclictest1392549-21kworker/0:3+events19:24:040
139099399216711,2149cyclictest1477994-21kworker/0:1+events23:44:200
139099399216611,2152cyclictest1474599-21kworker/0:2+events23:26:470
139100099215710,2144cyclictest1473298-21kworker/2:0+events23:25:382
139099799215711,2143cyclictest1415335-21kworker/1:0+events20:31:291
13909979921558,2144cyclictest1481253-21kworker/1:1+events00:06:501
13910009921499,2137cyclictest1453990-21kworker/2:1+events22:26:262
13910039921368,2125cyclictest1435778-21kworker/3:2+events21:54:463
139100399213211,2117cyclictest1443802-21kworker/3:0+events22:16:563
13910009921322,2126cyclictest1403802-21kworker/2:2+events19:51:522
13909979921317,2120cyclictest1391666-21kworker/1:0+events19:34:451
139100399213011,2115cyclictest1394561-21kworker/3:2+events19:30:573
139100399212911,2115cyclictest1484536-21kworker/3:1+events00:18:143
139100399212911,2115cyclictest1481071-21kworker/3:0+events00:02:373
139100399212911,2115cyclictest1413466-21kworker/3:0+events20:21:373
139100099212911,2115cyclictest1455594-21kworker/2:0+events22:33:402
139099799212711,2113cyclictest1418208-21kworker/1:1+events20:45:121
13910039921269,2113cyclictest1435778-21kworker/3:2+events21:35:263
139100399212611,2112cyclictest1486806-21kworker/3:2+events00:13:583
139100099212511,2111cyclictest1430826-21kworker/2:0+events21:15:572
13910009921219,2109cyclictest1477817-21kworker/2:2+events23:41:372
139100399211911,2105cyclictest1462045-21kworker/3:2+events22:48:083
139100399211911,2105cyclictest1434172-21kworker/3:1+events21:23:593
139100099211811,2104cyclictest1489535-21kworker/2:2+events00:14:222
139100099211811,2104cyclictest1461928-21kworker/2:1+events23:12:342
139100099211811,2103cyclictest1407362-21kworker/2:2+events20:27:012
139100099211810,2105cyclictest1430826-21kworker/2:0+events21:13:182
139100399211713,2101cyclictest1422886-21kworker/3:2+events20:50:293
139100399211711,2103cyclictest1478082-21kworker/3:2+events23:47:453
139100399211711,2103cyclictest1449072-21kworker/3:2+events22:32:343
13910009921176,2108cyclictest1457194-21kworker/2:2+events22:35:362
139100099211710,2104cyclictest1442233-21kworker/2:0+events21:47:352
139099799211711,2102cyclictest1462078-21kworker/1:1+events22:51:541
139100399211611,2102cyclictest1462045-21kworker/3:2+events22:55:403
139100399211611,2102cyclictest1420022-21kworker/3:1+events20:41:033
13910009921168,2105cyclictest1489535-21kworker/2:2+events00:22:282
139100099211611,2102cyclictest1473298-21kworker/2:0+events23:31:452
13910039921159,2103cyclictest1469815-21kworker/3:1+events23:12:103
139100399211511,2100cyclictest1413466-21kworker/3:0+events20:18:103
13910009921159,2103cyclictest1473298-21kworker/2:0+events23:51:122
139099799211511,2101cyclictest1397463-21kworker/1:1+events19:28:401
139099799211411,2101cyclictest1492836-21kworker/1:0+events00:35:251
139099799211411,2100cyclictest1455505-21kworker/1:1+events22:40:111
139099799211411,2100cyclictest1403651-21kworker/1:2+events19:48:461
139100399211310,2100cyclictest1377894-21kworker/3:1+events19:23:413
139100099210911,2095cyclictest1471642-21kworker/2:1+events23:22:332
13909979921079,2095cyclictest1407305-21kworker/1:1+events20:06:251
139099799210711,2093cyclictest1426090-21kworker/1:0+events21:14:261
139100399210511,2090cyclictest1481071-21kworker/3:0+events23:51:333
139099799210510,2092cyclictest1433993-21kworker/1:2+events21:33:551
139099799210510,2091cyclictest1474722-21kworker/1:2+events23:31:241
139099799210411,2090cyclictest1439908-21kworker/1:1+events21:44:371
139099799210411,2090cyclictest1423070-21kworker/1:2+events20:56:131
139099799210411,2090cyclictest1411899-21kworker/1:0+events20:15:311
139099799210410,2091cyclictest1489477-21kworker/1:2+events00:13:371
139100399210311,2089cyclictest1392364-21kworker/3:0+events19:14:493
139099799210311,2089cyclictest1462078-21kworker/1:1+events22:49:411
139099799210311,2089cyclictest1433993-21kworker/1:2+events21:49:291
139099799210311,2089cyclictest1426090-21kworker/1:0+events21:20:561
139099799210311,2089cyclictest1418208-21kworker/1:1+events20:52:471
139100099210211,2088cyclictest1437412-21kworker/2:0+events21:36:122
139099799210211,2088cyclictest1482999-21kworker/1:2+events23:56:311
139099799210211,2088cyclictest1477724-21kworker/1:0+events23:48:311
139099799210211,2088cyclictest1450585-21kworker/1:0+events22:28:001
139099799210110,2088cyclictest1418208-21kworker/1:1+events20:36:501
139099799209711,2083cyclictest1407305-21kworker/1:1+events20:11:451
139099799209410,2080cyclictest1442439-21kworker/1:0+events22:03:101
139099799209011,2077cyclictest1442439-21kworker/1:0+events21:55:101
139099399208910,2076cyclictest1418300-21kworker/0:1+events20:38:430
13909939920619,2050cyclictest1392549-21kworker/0:3+events19:15:120
13910009920569,2044cyclictest1419930-21kworker/2:2+events20:48:142
139099399204010,2027cyclictest1470149-21kworker/0:1+events23:15:380
139099399203310,2020cyclictest1392549-21kworker/0:3+events19:30:330
139100399202610,2013cyclictest1471486-21kworker/3:0+events23:38:163
13909939920159,2005cyclictest1427181-21kworker/0:2+events21:10:170
139099399201210,1999cyclictest1374732-21kworker/0:0+events19:14:040
139100399199811,1984cyclictest1392364-21kworker/3:0+events19:18:153
13909979919856,1976cyclictest1489477-21kworker/1:2+events00:19:011
139099799197710,1964cyclictest1450585-21kworker/1:0+events22:21:081
139100399197210,1959cyclictest1481071-21kworker/3:0+events23:58:223
13910039919717,1961cyclictest1408989-21kworker/3:1+events20:07:083
13909979919598,1948cyclictest1389396-21kworker/1:2+events19:19:471
139099799195010,1937cyclictest1391666-21kworker/1:0+events19:12:101
13909979919494,1942cyclictest1447348-21kworker/1:2+events22:08:531
13910009919289,1917cyclictest1495711-21kworker/2:1+events00:32:432
139099799150147,2cyclictest1413646-21kworker/1:2+pm20:24:561
13904932150102,28sleep10-21swapper/119:05:251
1390269214693,15sleep30-21swapper/319:05:193
13906072140109,26sleep00-21swapper/019:06:520
13906042138107,26sleep20-21swapper/219:06:502
139100399201,3cyclictest1460445-21perf22:44:593
139099799198,7cyclictest1401723-21smartctl19:40:181
139099799174,7cyclictest34-21ksoftirqd/123:00:101
1390997991610,4cyclictest740-21snmpd19:20:161
139099399130,12cyclictest1450682-21awk22:15:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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