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2026-11-15 - 05:47

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 Sun Nov 15, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
172299099358114,3562cyclictest1792115-21kworker/2:1+events22:50:192
172298199307415,3054cyclictest1748851-21kworker/0:2+events20:40:210
172299099292814,2909cyclictest1787900-21kworker/2:2+events22:55:172
172298599276711,2753cyclictest1779182-21kworker/1:0+events22:05:141
172298599276313,2746cyclictest1764770-21kworker/1:0+events21:25:171
172299099274713,2730cyclictest1806699-21kworker/2:0+events23:30:192
172299099273913,2722cyclictest1812971-21kworker/2:1+events23:50:162
172299299273310,2716cyclictest1808236-21kworker/3:0+events23:55:133
172299299273213,2716cyclictest1737422-21kworker/3:1+events19:55:143
172299299272411,2709cyclictest1777570-21kworker/3:1+events22:00:153
172299299266613,2649cyclictest1790609-21kworker/3:1+events22:40:013
172299299259012,2575cyclictest1753860-21kworker/3:1+events21:10:013
172298599254810,2534cyclictest1740886-21kworker/1:2+events20:15:131
17229859925433,2536cyclictest1740886-21kworker/1:2+events20:10:181
172298199254313,2526cyclictest1780697-21kworker/0:0+events22:20:160
172298599252910,2515cyclictest1785953-21kworker/1:1+events22:41:301
172298599251810,2504cyclictest1737633-21kworker/1:1+events20:05:491
172299099250210,2490cyclictest1724287-21kworker/2:2+events19:35:002
172298599248812,2472cyclictest1813285-21kworker/1:2+events00:15:481
172299299248512,2470cyclictest1819629-21kworker/3:2+events00:25:133
172299099248312,2468cyclictest1729821-21kworker/2:1+events19:30:002
17229909924824,2474cyclictest1771045-21kworker/2:2+events21:37:242
172299299248010,2467cyclictest1748546-21kworker/3:0+events20:45:183
172299099247612,2460cyclictest1737239-21kworker/2:0+events20:05:262
172298599246810,2454cyclictest1767964-21kworker/1:2+events21:30:381
172298599246312,2447cyclictest1748639-21kworker/1:1+events20:48:461
172298599245911,2444cyclictest1801742-21kworker/1:2+events23:28:481
172298599245012,2434cyclictest1814925-21kworker/1:0+events00:04:421
172298599244912,2434cyclictest1729900-21kworker/1:0+events19:40:201
172298599244712,2432cyclictest1774510-21kworker/1:1+events21:55:201
172299299244510,2431cyclictest1788891-21kworker/3:0+events22:34:163
172298599244112,2426cyclictest1814925-21kworker/1:0+events23:56:431
172298599243812,2422cyclictest1761493-21kworker/1:1+events21:41:391
172298599243712,2421cyclictest1813285-21kworker/1:2+events00:06:371
172298599243612,2422cyclictest1727949-21kworker/1:2+events19:27:441
172298599243512,2419cyclictest1827553-21kworker/1:0+events00:36:421
172298199243512,2419cyclictest1785804-21kworker/0:2+events22:33:540
172298599243410,2421cyclictest1732678-21kworker/1:2+events19:36:291
172298599243212,2416cyclictest1737633-21kworker/1:1+events20:04:191
172298599242811,2413cyclictest1810069-21kworker/1:1+events23:43:061
172298599242712,2412cyclictest1824255-21kworker/1:0+events00:27:321
172299099242612,2411cyclictest1803424-21kworker/2:0+events23:22:002
172299099242414,2406cyclictest1740637-21kworker/2:2+events20:01:202
17229909924149,2402cyclictest1772675-21kworker/2:0+events21:53:482
172299099241412,2398cyclictest1724287-21kworker/2:2+events19:22:032
172298599241310,2399cyclictest1755094-21kworker/1:2+events21:03:121
172299099241012,2395cyclictest1808807-21kworker/2:2+events23:48:442
172299299240712,2392cyclictest1753860-21kworker/3:1+events20:51:043
172299299240412,2388cyclictest1827314-21kworker/3:2+events00:33:183
17229929923998,2387cyclictest1788891-21kworker/3:0+events22:45:193
172299299239912,2383cyclictest1819629-21kworker/3:2+events00:20:413
172299099239812,2382cyclictest1767826-21kworker/2:0+events21:30:142
172298199239812,2382cyclictest1817811-21kworker/0:1+events00:14:150
172299299239610,2382cyclictest1742507-21kworker/3:1+events20:13:183
172298599239611,2383cyclictest1806614-21kworker/1:0+events23:35:071
172298199239612,2381cyclictest1821168-21kworker/0:0+events00:15:250
172299099239512,2380cyclictest1819459-21kworker/2:0+events00:11:352
172299099239412,2378cyclictest1766224-21kworker/2:1+events21:24:302
172299099239411,2380cyclictest1782829-21kworker/2:1+events22:15:442
172299299239312,2379cyclictest1761618-21kworker/3:0+events21:45:293
172299099239211,2377cyclictest1801811-21kworker/2:2+events23:17:482
172298199239011,2375cyclictest1776027-21kworker/0:2+events21:56:500
172299299238812,2372cyclictest1748546-21kworker/3:0+events20:41:543
172299299238712,2371cyclictest1753860-21kworker/3:1+events20:56:423
172299099238710,2374cyclictest1787900-21kworker/2:2+events22:46:292
172298599238710,2374cyclictest1819383-21kworker/1:1+events00:10:511
172299299238611,2373cyclictest1819629-21kworker/3:2+events00:10:283
172299299238412,2368cyclictest1792652-21kworker/3:2+events22:54:323
172298599238411,2369cyclictest1748639-21kworker/1:1+events20:33:541
172298599236412,2348cyclictest1779182-21kworker/1:0+events22:13:541
172298199235212,2336cyclictest1737513-21kworker/0:0+events20:03:330
17229929923489,2336cyclictest1729752-21kworker/3:2+events19:29:373
172298199234710,2334cyclictest1800130-21kworker/0:1+events23:31:450
172298199233912,2325cyclictest1722721-21kworker/0:2+events19:20:110
172298199233812,2323cyclictest1803331-21kworker/0:0+events23:27:390
172298199233811,2323cyclictest1798534-21kworker/0:2+events23:08:370
172298199233811,2323cyclictest1722721-21kworker/0:2+events19:10:170
172299299233712,2322cyclictest1811422-21kworker/3:1+events23:43:283
172298199233712,2322cyclictest1803331-21kworker/0:0+events23:21:370
172298199233712,2321cyclictest1814798-21kworker/0:2+events23:55:350
172298199233612,2321cyclictest1822893-21kworker/0:2+events00:35:110
172298199233111,2316cyclictest1780697-21kworker/0:0+events22:10:510
17229819923281,2323cyclictest1766330-21kworker/0:0+events21:46:370
172298599232712,2311cyclictest1810069-21kworker/1:1+events23:49:531
17229819923259,2313cyclictest1798534-21kworker/0:2+events23:16:160
172298199232010,2306cyclictest1782554-21kworker/0:1+events22:16:310
172298599231412,2298cyclictest1761493-21kworker/1:1+events21:06:571
172298199231312,2298cyclictest1753323-21kworker/0:0+events20:58:350
172298599230311,2289cyclictest1735969-21kworker/1:0+events19:57:301
172298599230010,2286cyclictest1801742-21kworker/1:2+events23:13:361
172299099229912,2284cyclictest1801811-21kworker/2:2+events23:14:442
172299099229810,2285cyclictest1817850-21kworker/2:2+events00:08:332
17229929922959,2283cyclictest1797086-21kworker/3:0+events23:21:123
172298199229312,2278cyclictest1803331-21kworker/0:0+events23:51:470
172298599229112,2276cyclictest1745346-21kworker/1:1+events20:20:301
172298599229112,2276cyclictest1745346-21kworker/1:1+events20:20:291
172298199228310,2269cyclictest1719438-21kworker/0:1+events19:17:310
17229859922779,2265cyclictest1785953-21kworker/1:1+events22:33:311
172298599227112,2256cyclictest1748639-21kworker/1:1+events20:42:151
17229929922679,2254cyclictest1775966-21kworker/3:2+events21:59:313
172299099226510,2252cyclictest1816172-21kworker/2:1+events23:59:492
172299099226112,2246cyclictest1748696-21kworker/2:0+events20:43:252
17229859922607,2250cyclictest1748639-21kworker/1:1+events20:39:351
172298199225911,2245cyclictest1760193-21kworker/0:1+events21:09:390
172299099225811,2243cyclictest1750307-21kworker/2:2+events20:34:172
172298599224010,2226cyclictest1785953-21kworker/1:1+events22:48:231
172298599223910,2225cyclictest1785953-21kworker/1:1+events22:24:481
172298599223811,2224cyclictest1785953-21kworker/1:1+events22:37:191
172298599223810,2224cyclictest1772855-21kworker/1:0+events21:54:351
172298199223812,2224cyclictest1747244-21kworker/0:0+events20:35:040
172299099223411,2219cyclictest1824309-21kworker/2:2+events00:32:092
172298599223310,2220cyclictest1761493-21kworker/1:1+events21:14:341
172298599223310,2220cyclictest1748639-21kworker/1:1+events20:51:491
172298599223310,2219cyclictest1771168-21kworker/1:2+events21:48:311
17229859922329,2220cyclictest1822595-21kworker/1:1+events00:21:501
172298599223010,2216cyclictest1771168-21kworker/1:2+events21:39:421
172298199223011,2216cyclictest1743898-21kworker/0:2+events20:15:370
17229929922298,2218cyclictest1780816-21kworker/3:0+events22:17:383
172299299222811,2213cyclictest1729752-21kworker/3:2+events20:02:043
172298599222811,2214cyclictest1784301-21kworker/1:2+events22:26:421
172298599222810,2215cyclictest1793716-21kworker/1:2+events23:01:031
172298599222710,2213cyclictest1779182-21kworker/1:0+events22:03:161
172298599222511,2211cyclictest1748639-21kworker/1:1+events20:29:211
172298599222411,2210cyclictest1813285-21kworker/1:2+events00:32:331
172298599222211,2207cyclictest1748639-21kworker/1:1+events20:57:271
172298599222011,2206cyclictest1761493-21kworker/1:1+events21:20:211
17229859922197,2208cyclictest1801742-21kworker/1:2+events23:23:311
172299099221511,2200cyclictest1762969-21kworker/2:0+events21:13:492
17229909922119,2199cyclictest1729821-21kworker/2:1+events19:36:082
172298599221111,2196cyclictest1735969-21kworker/1:0+events19:49:521
172298199221110,2197cyclictest1764672-21kworker/0:1+events21:31:220
172299299221011,2195cyclictest1808236-21kworker/3:0+events23:35:543
172299099221011,2195cyclictest1819459-21kworker/2:0+events00:23:432
172299099220812,2193cyclictest1762969-21kworker/2:0+events21:16:532
172298599220711,2193cyclictest1806614-21kworker/1:0+events23:33:401
172298599220511,2190cyclictest1726244-21kworker/1:0+events19:18:381
17229909922049,2192cyclictest1747049-21kworker/2:1+events20:28:332
172299099220410,2190cyclictest1798565-21kworker/2:2+events23:02:582
172299099220312,2187cyclictest1786111-21kworker/2:1+events22:26:192
172298599220311,2189cyclictest1800100-21kworker/1:1+events23:17:031
172299299220111,2186cyclictest1771015-21kworker/3:1+events21:38:573
172299299220012,2185cyclictest1777570-21kworker/3:1+events22:07:063
172299299219511,2181cyclictest1782707-21kworker/3:2+events22:25:133
172299299219511,2181cyclictest1761618-21kworker/3:0+events21:34:243
172299299219511,2181cyclictest1729752-21kworker/3:2+events20:09:573
172299299219510,2182cyclictest1722963-21kworker/3:2+events19:19:493
172299299219411,2179cyclictest1816219-21kworker/3:1+events00:04:193
17229909921939,2181cyclictest1779379-21kworker/2:1+events22:08:362
172299099219311,2178cyclictest1771045-21kworker/2:2+events21:46:592
172298599219211,2178cyclictest1784301-21kworker/1:2+events22:19:541
172299099219110,2177cyclictest1772675-21kworker/2:0+events21:44:202
172298199219111,2176cyclictest1785804-21kworker/0:2+events22:27:290
172299099219010,2177cyclictest1758352-21kworker/2:2+events21:03:352
17229929921899,2176cyclictest1804833-21kworker/3:2+events23:28:023
172299299218810,2174cyclictest1748546-21kworker/3:0+events20:29:423
17229929921878,2175cyclictest1816219-21kworker/3:1+events00:09:423
172299299218712,2172cyclictest1748546-21kworker/3:0+events20:39:593
172299099218710,2174cyclictest1798565-21kworker/2:2+events23:06:202
172298199218710,2174cyclictest1727657-21kworker/0:0+events19:33:500
17229929921869,2174cyclictest1737422-21kworker/3:1+events19:51:243
172299099218611,2172cyclictest1755150-21kworker/2:2+events20:49:552
172299099218611,2171cyclictest1737239-21kworker/2:0+events19:55:372
17229929921858,2173cyclictest1811422-21kworker/3:1+events23:46:053
172299299218510,2172cyclictest1795459-21kworker/3:3+events22:56:473
172299299218411,2169cyclictest1766538-21kworker/3:1+events21:27:123
172299299218410,2170cyclictest1729752-21kworker/3:2+events19:38:463
17229909921839,2171cyclictest1737239-21kworker/2:0+events19:53:422
172299099218311,2169cyclictest1748696-21kworker/2:0+events20:55:352
172299099218311,2169cyclictest1733024-21kworker/2:0+events19:44:282
17229929921829,2172cyclictest1761618-21kworker/3:0+events21:14:123
172299299218211,2167cyclictest1774307-21kworker/3:1+events21:53:053
172299299218210,2168cyclictest1777570-21kworker/3:1+events22:11:143
17229859921829,2170cyclictest1732678-21kworker/1:2+events19:51:021
172299099218111,2167cyclictest1787900-21kworker/2:2+events22:43:012
172299099218110,2168cyclictest1819459-21kworker/2:0+events00:18:282
172299099218110,2167cyclictest1774278-21kworker/2:1+events21:57:362
172299299218011,2166cyclictest1797086-21kworker/3:0+events23:19:183
172299299217911,2165cyclictest1792652-21kworker/3:2+events23:03:433
172299299217911,2164cyclictest1782707-21kworker/3:2+events22:22:323
17229909921799,2167cyclictest1742229-21kworker/2:1+events20:14:492
172299099217810,2164cyclictest1805091-21kworker/2:1+events23:37:252
17229909921769,2163cyclictest1729821-21kworker/2:1+events19:45:152
172299299217510,2161cyclictest1748546-21kworker/3:0+events20:32:433
172298199217311,2159cyclictest1795204-21kworker/0:2+events22:52:590
17229819921728,2160cyclictest1810828-21kworker/0:2+events23:45:210
172299299217110,2158cyclictest1821281-21kworker/3:0+events00:19:553
172299099217011,2156cyclictest1745405-21kworker/2:2+events20:21:162
172299099217011,2156cyclictest1745405-21kworker/2:2+events20:21:162
172299099216711,2152cyclictest1816172-21kworker/2:1+events00:02:482
172299099216510,2152cyclictest1827506-21kworker/2:0+events00:37:062
172299299216210,2149cyclictest1746943-21kworker/3:2+events20:24:213
172299299216210,2149cyclictest1746943-21kworker/3:2+events20:24:213
17229929921606,2150cyclictest1797086-21kworker/3:0+events23:05:353
17229929921559,2143cyclictest1729752-21kworker/3:2+events19:40:443
172299099215511,2141cyclictest1743822-21kworker/2:0+events20:16:432
172298199215211,2137cyclictest1810828-21kworker/0:2+events23:41:590
172298199213611,2122cyclictest1800130-21kworker/0:1+events23:13:590
172299099213510,2122cyclictest1790485-21kworker/2:0+events22:36:562
172299099213410,2120cyclictest1764617-21kworker/2:2+events21:25:412
17229909921333,2126cyclictest1801811-21kworker/2:2+events23:27:152
172298199213310,2119cyclictest1777903-21kworker/0:1+events22:04:500
172298199213112,2116cyclictest1754957-21kworker/0:2+events20:48:240
172298199213010,2117cyclictest1727657-21kworker/0:0+events19:37:390
172298199213010,2116cyclictest1822893-21kworker/0:2+events00:27:540
172298199212911,2115cyclictest1817811-21kworker/0:1+events00:07:220
172298199212811,2113cyclictest1803331-21kworker/0:0+events00:01:380
172298199212811,2113cyclictest1766330-21kworker/0:0+events21:22:590
172298199212711,2113cyclictest1766330-21kworker/0:0+events21:54:570
172298199212711,2113cyclictest1758231-21kworker/0:2+events21:10:470
172298199212611,2112cyclictest1756633-21kworker/0:1+events20:54:030
172298199212511,2111cyclictest1821168-21kworker/0:0+events00:23:190
172298199212510,2112cyclictest1737513-21kworker/0:0+events19:54:290
172299299212211,2108cyclictest1800283-21kworker/3:1+events23:11:433
17229929921214,2114cyclictest1761618-21kworker/3:0+events21:17:183
172298199212111,2106cyclictest1776027-21kworker/0:2+events22:05:350
172298199212011,2105cyclictest1789127-21kworker/0:0+events22:44:100
172298199211910,2104cyclictest1789127-21kworker/0:0+events23:01:500
17229819921188,2106cyclictest1732829-21kworker/0:1+events19:41:060
172298199211810,2105cyclictest1745533-21kworker/0:1+events20:24:440
172298199211810,2105cyclictest1745533-21kworker/0:1+events20:24:430
172298199211711,2103cyclictest1766330-21kworker/0:0+events21:43:350
172298199211711,2103cyclictest1747244-21kworker/0:0+events20:27:000
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