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2025-12-05 - 16:10

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 Fri Dec 05, 2025 00:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
180729799275313,2735cyclictest1860317-21kworker/3:0+events22:00:113
180729599275112,2735cyclictest1812252-21kworker/2:2+events19:35:172
180729599269012,2674cyclictest1876659-21kworker/2:0+events22:50:182
180728799268913,2668cyclictest1820196-21kworker/0:0+events19:49:270
180729099263513,2619cyclictest1876629-21kworker/1:2+events22:45:191
180729599259511,2580cyclictest1899847-21kworker/2:2+events00:00:202
180728799253512,2521cyclictest1817300-21kworker/0:1+events19:42:550
180729799249312,2476cyclictest1906422-21kworker/3:1+events00:15:133
180729099249312,2478cyclictest1898196-21kworker/1:0+events23:52:251
180728799248712,2471cyclictest1847528-21kworker/0:2+events21:30:210
180729599248011,2465cyclictest1899847-21kworker/2:2+events00:05:192
180728799247211,2457cyclictest1828316-21kworker/0:0+events20:21:400
180729099245412,2439cyclictest1857230-21kworker/1:1+events21:57:541
180728799245411,2439cyclictest1904728-21kworker/0:1+events00:13:190
180728799245111,2436cyclictest1894648-21kworker/0:2+events23:48:410
180729799239712,2382cyclictest1817268-21kworker/3:2+events19:50:133
180729099237810,2365cyclictest1848228-21kworker/1:0+events21:16:341
180729599237012,2354cyclictest1815992-21kworker/2:0+events19:45:152
180729799236012,2345cyclictest1815312-21kworker/3:0+events19:34:093
180729799235312,2338cyclictest1823569-21kworker/3:0+events20:14:463
180729099234010,2326cyclictest1878233-21kworker/1:0+events23:05:571
180729799233712,2322cyclictest1834832-21kworker/3:0+events20:37:003
180729599233611,2323cyclictest1839193-21kworker/2:2+events21:00:132
180729599233611,2322cyclictest1839193-21kworker/2:2+events20:52:122
180729599233510,2322cyclictest1866862-21kworker/2:2+events22:17:432
180729799231712,2301cyclictest1888103-21kworker/3:0+events23:26:423
180729099231512,2300cyclictest1884804-21kworker/1:1+events23:10:251
180729599230511,2291cyclictest1825044-21kworker/2:0+events20:07:232
180729099227810,2265cyclictest1834730-21kworker/1:2+events20:36:361
180728799227510,2262cyclictest1908289-21kworker/0:0+events00:19:490
180729099227211,2258cyclictest1818894-21kworker/1:1+events19:47:321
180729099227211,2257cyclictest1831519-21kworker/1:0+events20:29:201
180729099227011,2256cyclictest1909854-21kworker/1:1+events00:39:431
180729099227011,2255cyclictest1818894-21kworker/1:1+events20:34:191
180729099227010,2256cyclictest1898196-21kworker/1:0+events00:12:561
180729099226911,2255cyclictest1818894-21kworker/1:1+events20:09:201
180729099226410,2251cyclictest1837128-21kworker/1:1+events21:04:241
180728799226310,2250cyclictest1866922-21kworker/0:1+events22:17:180
180728799226011,2246cyclictest1817300-21kworker/0:1+events20:17:250
180729099225910,2246cyclictest1872717-21kworker/1:0+events22:40:221
180729099225611,2242cyclictest1894681-21kworker/1:1+events23:43:441
180729099225610,2243cyclictest1878233-21kworker/1:0+events23:02:541
180729599225512,2240cyclictest1823341-21kworker/2:1+events20:04:432
18072909922558,2244cyclictest1908042-21kworker/1:2+events00:23:401
180728799225510,2242cyclictest1873404-21kworker/0:0+events23:13:480
180729099225411,2240cyclictest1899789-21kworker/1:1+events00:04:111
180729099225110,2238cyclictest1909854-21kworker/1:1+events00:29:271
180729799225011,2235cyclictest1842583-21kworker/3:0+events20:57:313
18072909922509,2239cyclictest1853762-21kworker/1:2+events21:41:041
18072879922509,2238cyclictest1849224-21kworker/0:0+events21:26:540
180729099224513,2229cyclictest1883090-21kworker/1:2+events23:17:361
180729099224513,2229cyclictest1883090-21kworker/1:2+events23:17:361
180728799224410,2231cyclictest1898167-21kworker/0:1+events23:55:240
180729099224211,2228cyclictest1881429-21kworker/1:1+events22:57:551
180729799223910,2226cyclictest1870119-21kworker/3:0+events22:23:493
180728799223410,2220cyclictest1887976-21kworker/0:1+events23:25:110
180728799223210,2219cyclictest1873404-21kworker/0:0+events23:24:230
180728799223011,2215cyclictest1858953-21kworker/0:2+events21:53:420
180728799222911,2216cyclictest1873404-21kworker/0:0+events22:41:070
180728799222911,2215cyclictest1847528-21kworker/0:2+events21:16:550
180728799222710,2214cyclictest1892988-21kworker/0:0+events23:37:390
180728799222611,2212cyclictest1843178-21kworker/0:2+events21:01:440
180728799222611,2212cyclictest1812161-21kworker/0:2+events19:31:500
180728799222610,2213cyclictest1899941-21kworker/0:0+events00:01:050
180728799222511,2210cyclictest1876359-21kworker/0:1+events22:50:420
180728799222510,2212cyclictest1894648-21kworker/0:2+events23:50:330
180728799222510,2212cyclictest1810539-21kworker/0:1+events19:18:320
180728799222310,2210cyclictest1879624-21kworker/0:2+events22:55:360
18072879922209,2208cyclictest1876359-21kworker/0:1+events22:46:070
180729799221910,2206cyclictest1865328-21kworker/3:2+events22:12:243
180728799221510,2202cyclictest1911604-21kworker/0:0+events00:32:510
180729099221110,2198cyclictest1898196-21kworker/1:0+events00:15:571
18072879922077,2197cyclictest1821847-21kworker/0:2+events19:53:170
180729799220110,2187cyclictest1884597-21kworker/3:2+events23:10:023
180729799218810,2175cyclictest1813614-21kworker/3:1+events19:28:233
180729599218811,2174cyclictest1876659-21kworker/2:0+events22:46:292
180728799218611,2171cyclictest1863458-21kworker/0:2+events22:08:560
180729099218010,2167cyclictest1837128-21kworker/1:1+events20:41:341
180729599216810,2155cyclictest1849513-21kworker/2:2+events21:21:082
180729799216710,2154cyclictest1870119-21kworker/3:0+events22:25:383
180728799216711,2155cyclictest1868525-21kworker/0:2+events22:30:080
18072979921648,2153cyclictest1817268-21kworker/3:2+events19:42:323
180729799216311,2149cyclictest1908320-21kworker/3:2+events00:25:583
180729799216111,2147cyclictest1913376-21kworker/3:2+events00:35:563
180728799216110,2148cyclictest1847528-21kworker/0:2+events21:23:250
180729799216013,2143cyclictest1845777-21kworker/3:2+events21:16:123
180729799215911,2145cyclictest1874976-21kworker/3:1+events22:47:383
180729099215911,2145cyclictest1860625-21kworker/1:2+events22:10:291
18072879921588,2147cyclictest1914105-21kworker/0:2+events00:38:140
180729099215711,2143cyclictest1865394-21kworker/1:1+events22:35:471
180728799215711,2143cyclictest1832853-21kworker/0:1+events20:31:140
180729599215411,2140cyclictest1849513-21kworker/2:2+events21:36:512
180729799215311,2140cyclictest1823569-21kworker/3:0+events20:05:063
180729799215211,2138cyclictest1870119-21kworker/3:0+events22:42:383
18072959921514,2144cyclictest1909647-21kworker/2:0+events00:25:132
180729099214910,2136cyclictest1828283-21kworker/1:2+events20:22:501
180729799214311,2128cyclictest1834832-21kworker/3:0+events20:48:503
180729599214210,2129cyclictest1906183-21kworker/2:1+events00:18:172
180729599214011,2126cyclictest1906183-21kworker/2:1+events00:20:582
180729599214011,2126cyclictest1906183-21kworker/2:1+events00:12:122
18072959921399,2127cyclictest1844297-21kworker/2:1+events21:09:422
18072959921399,2127cyclictest1844297-21kworker/2:1+events21:09:412
18072959921388,2127cyclictest1866862-21kworker/2:2+events22:12:482
180729599213811,2124cyclictest1891311-21kworker/2:1+events23:42:152
180729599213811,2124cyclictest1891311-21kworker/2:1+events23:36:072
180729599213811,2124cyclictest1884661-21kworker/2:2+events23:17:142
180729599213811,2124cyclictest1884661-21kworker/2:2+events23:17:142
180729599213811,2124cyclictest1825044-21kworker/2:0+events20:13:132
180729599213811,2124cyclictest1818566-21kworker/2:1+events19:41:252
180729599213711,2123cyclictest1906183-21kworker/2:1+events00:30:122
180729599213710,2124cyclictest1823341-21kworker/2:1+events19:56:212
18072959921369,2124cyclictest1891311-21kworker/2:1+events23:52:042
180729599213611,2122cyclictest1839193-21kworker/2:2+events20:56:242
180729599213510,2122cyclictest1866862-21kworker/2:2+events22:29:002
18072959921339,2122cyclictest1860526-21kworker/2:0+events22:00:352
180729799212911,2115cyclictest1888103-21kworker/3:0+events23:46:453
180729799212611,2112cyclictest1888103-21kworker/3:0+events23:41:503
180729799212411,2110cyclictest1842583-21kworker/3:0+events21:05:333
180729799212411,2110cyclictest1842583-21kworker/3:0+events21:05:333
180729799212111,2107cyclictest1839536-21kworker/3:2+events20:54:293
180729099212110,2108cyclictest1840867-21kworker/1:2+events20:54:511
180728799212011,2106cyclictest1837577-21kworker/0:2+events20:41:580
180729099211910,2105cyclictest1852127-21kworker/1:0+events21:52:341
180729099211810,2105cyclictest1868675-21kworker/1:0+events22:20:221
180729099211810,2105cyclictest1806757-21kworker/1:2+events19:23:271
180729099211610,2104cyclictest1818894-21kworker/1:1+events20:15:071
18072909921159,2103cyclictest1817239-21kworker/1:0+events19:55:351
180729099211510,2102cyclictest1850491-21kworker/1:1+events21:23:491
180729799211411,2100cyclictest1882970-21kworker/3:1+events23:02:113
180729799211310,2099cyclictest1813614-21kworker/3:1+events19:35:393
180729099211310,2100cyclictest1806757-21kworker/1:2+events19:16:591
180728799211310,2101cyclictest1857169-21kworker/0:0+events21:56:000
18072909921127,2102cyclictest1894681-21kworker/1:1+events23:39:341
180729099211210,2099cyclictest1852127-21kworker/1:0+events21:37:141
18072909921119,2099cyclictest1883090-21kworker/1:2+events23:25:571
18072909921118,2100cyclictest1852127-21kworker/1:0+events21:47:371
18072909921118,2100cyclictest1852127-21kworker/1:0+events21:34:111
180729099211110,2098cyclictest1876629-21kworker/1:2+events22:51:481
180729099211110,2098cyclictest1865394-21kworker/1:1+events22:19:131
180729099211110,2098cyclictest1839151-21kworker/1:0+events20:48:041
18072879921118,2100cyclictest1892988-21kworker/0:0+events23:44:530
180729599211011,2096cyclictest1891311-21kworker/2:1+events23:33:342
18072909921109,2098cyclictest1883090-21kworker/1:2+events23:32:001
18072909921106,2101cyclictest1837128-21kworker/1:1+events21:07:051
18072909921106,2101cyclictest1837128-21kworker/1:1+events21:07:051
180729099211010,2098cyclictest1813558-21kworker/1:1+events19:31:041
180729599210910,2096cyclictest1812252-21kworker/2:2+events19:26:542
18072909921098,2098cyclictest1860625-21kworker/1:2+events22:04:211
18072909921088,2097cyclictest1815160-21kworker/1:2+events19:39:071
18072909921079,2095cyclictest1898196-21kworker/1:0+events23:57:181
18072909921076,2098cyclictest1817239-21kworker/1:0+events19:44:521
180729099210710,2094cyclictest1911502-21kworker/1:0+events00:31:431
180729099210710,2094cyclictest1817239-21kworker/1:0+events19:52:561
180728799210710,2094cyclictest1873404-21kworker/0:0+events22:37:410
180728799210710,2094cyclictest1852669-21kworker/0:1+events21:46:270
180728799210710,2094cyclictest1812161-21kworker/0:2+events19:28:470
180728799210510,2092cyclictest1908289-21kworker/0:0+events00:22:320
18072979921037,2093cyclictest1904666-21kworker/3:0+events00:08:233
180729099210210,2089cyclictest1883090-21kworker/1:2+events23:20:161
18072879921024,2095cyclictest1909958-21kworker/0:2+events00:27:310
180728799210210,2089cyclictest1823628-21kworker/0:0+events20:02:490
18072879921016,2092cyclictest1828316-21kworker/0:0+events20:45:270
180729099210010,2087cyclictest1870595-21kworker/1:2+events22:28:401
18072879921007,2090cyclictest1887976-21kworker/0:1+events23:31:370
180729599209910,2086cyclictest1837606-21kworker/2:0+events20:42:212
180729599209910,2085cyclictest1849513-21kworker/2:2+events21:29:582
18072909920969,2084cyclictest1813558-21kworker/1:1+events19:27:141
180729799209310,2080cyclictest1888103-21kworker/3:0+events23:21:443
18072909920938,2082cyclictest1837128-21kworker/1:1+events21:10:251
18072909920919,2079cyclictest1824951-21kworker/1:2+events20:01:401
18072909920917,2081cyclictest1828283-21kworker/1:2+events20:14:231
180729799208910,2076cyclictest1849163-21kworker/3:1+events21:51:463
18072909920888,2077cyclictest1850491-21kworker/1:1+events21:26:311
180728799208510,2072cyclictest1813795-21kworker/0:0+events19:38:430
18072909920818,2070cyclictest1840867-21kworker/1:2+events20:56:471
180728799208010,2066cyclictest1817300-21kworker/0:1+events20:08:110
18072959920787,2068cyclictest1839193-21kworker/2:2+events20:46:582
180729599207611,2062cyclictest1828254-21kworker/2:2+events20:24:432
18072979920749,2062cyclictest1825252-21kworker/3:1+events20:22:043
18072879920739,2061cyclictest1899941-21kworker/0:0+events00:07:140
180728799207210,2059cyclictest1847528-21kworker/0:2+events21:36:280
18072909920718,2060cyclictest1865394-21kworker/1:1+events22:30:321
18072879920719,2059cyclictest1852669-21kworker/0:1+events21:44:080
180728799207110,2058cyclictest1863458-21kworker/0:2+events22:02:070
180729799206910,2056cyclictest1860317-21kworker/3:0+events21:57:323
18072879920696,2060cyclictest1865055-21kworker/0:0+events22:12:000
180728799206910,2056cyclictest1839445-21kworker/0:1+events21:13:320
180728799206710,2054cyclictest1839445-21kworker/0:1+events21:07:500
180728799206710,2054cyclictest1839445-21kworker/0:1+events21:07:500
180728799206710,2054cyclictest1837577-21kworker/0:2+events20:52:590
180728799206710,2054cyclictest1817300-21kworker/0:1+events19:59:460
180729599206610,2053cyclictest1881400-21kworker/2:2+events23:00:152
180728799206610,2053cyclictest1832853-21kworker/0:1+events20:35:250
180729099206510,2052cyclictest1898196-21kworker/1:0+events00:07:371
180728799206410,2051cyclictest1828316-21kworker/0:0+events20:26:150
180729599206311,2048cyclictest1870151-21kworker/2:1+events22:24:102
180729599206010,2047cyclictest1891311-21kworker/2:1+events23:29:222
180729599205410,2041cyclictest1866862-21kworker/2:2+events22:43:022
180729799205010,2037cyclictest1832978-21kworker/3:2+events20:28:343
180729599204710,2033cyclictest1886254-21kworker/2:0+events23:14:092
180729599204410,2031cyclictest1810569-21kworker/2:1+events19:19:182
18072909920439,2032cyclictest1863578-21kworker/1:0+events22:07:241
18072879920439,2031cyclictest1826678-21kworker/0:2+events20:12:250
18072979920405,2032cyclictest1868433-21kworker/3:1+events22:18:063
18072879920368,2025cyclictest1873404-21kworker/0:0+events23:01:000
18072959920359,2022cyclictest1857137-21kworker/2:0+events21:42:132
18072879920354,2028cyclictest1866922-21kworker/0:1+events22:21:310
180729799203210,2019cyclictest1849163-21kworker/3:1+events21:21:303
18072979920316,2022cyclictest1884597-21kworker/3:2+events23:18:233
18072979920316,2022cyclictest1884597-21kworker/3:2+events23:18:223
180729599202610,2013cyclictest1833268-21kworker/2:1+events20:38:572
18072959920219,2009cyclictest1815992-21kworker/2:0+events19:50:582
18072879920199,2007cyclictest1868525-21kworker/0:2+events22:28:170
18072979920098,1998cyclictest1873370-21kworker/3:2+events22:34:393
18072979920088,1997cyclictest1863638-21kworker/3:1+events22:06:153
18072979920087,1997cyclictest1908320-21kworker/3:2+events00:23:163
180729599200710,1993cyclictest1864993-21kworker/2:1+events22:08:312
18072909920079,1995cyclictest1896594-21kworker/1:2+events23:49:021
18072959920053,1999cyclictest1898255-21kworker/2:0+events23:58:272
18072979920044,1997cyclictest1899759-21kworker/3:0+events23:54:413
180729799200310,1990cyclictest1847561-21kworker/3:0+events21:14:403
18072979920014,1994cyclictest1899759-21kworker/3:0+events23:59:333
180729799200110,1988cyclictest1817268-21kworker/3:2+events20:03:323
18072979920005,1992cyclictest1911535-21kworker/3:0+events00:33:153
18072879920009,1988cyclictest1808469-21kworker/0:2+events19:13:140
180728799200010,1987cyclictest1873404-21kworker/0:0+events23:19:540
180728799200010,1987cyclictest1873404-21kworker/0:0+events23:19:530
180729799199910,1986cyclictest1873370-21kworker/3:2+events22:38:053
18072959919997,1989cyclictest1803813-21kworker/2:0+events19:21:112
180729599199910,1986cyclictest1884661-21kworker/2:2+events23:23:152
180729799199810,1985cyclictest1876598-21kworker/3:2+events22:58:413
18072959919987,1987cyclictest1845928-21kworker/2:2+events21:13:082
180729599199810,1984cyclictest1828254-21kworker/2:2+events20:15:542
18072979919967,1985cyclictest1803711-21kworker/3:0+events19:22:213
18072979919963,1990cyclictest1876598-21kworker/3:2+events22:53:383
180729799199610,1983cyclictest1901387-21kworker/3:2+events00:03:473
180729799199610,1983cyclictest1842583-21kworker/3:0+events21:00:593
180729599199610,1984cyclictest1876659-21kworker/2:0+events22:55:122
180729799199410,1981cyclictest1825252-21kworker/3:1+events20:16:393
180729599199410,1981cyclictest1852067-21kworker/2:1+events21:51:242
18072979919883,1982cyclictest1855782-21kworker/3:0+events21:43:433
180729799198610,1973cyclictest1803711-21kworker/3:0+events19:19:403
18072979919858,1974cyclictest1845777-21kworker/3:2+events21:34:553
18072959919859,1973cyclictest1884661-21kworker/2:2+events23:08:332
180729599198410,1971cyclictest1813853-21kworker/2:1+events19:32:132
18072979919836,1974cyclictest1819002-21kworker/3:1+events19:46:453
18072959919836,1974cyclictest1831552-21kworker/2:0+events20:34:402
180729599198310,1970cyclictest1866862-21kworker/2:2+events22:39:132
18072979919823,1976cyclictest1904666-21kworker/3:0+events00:13:433
18072959919829,1971cyclictest1860526-21kworker/2:0+events21:55:142
18072959919828,1971cyclictest1871835-21kworker/2:0+events22:32:482
180729599198210,1969cyclictest1844297-21kworker/2:1+events21:18:482
180729599198210,1969cyclictest1828254-21kworker/2:2+events20:27:232
18072979919816,1972cyclictest1849163-21kworker/3:1+events21:26:093
18072959919808,1969cyclictest1852067-21kworker/2:1+events21:33:482
18072909919788,1967cyclictest1806757-21kworker/1:2+events19:14:461
180728799197810,1965cyclictest1841140-21kworker/0:0+events20:57:550
18072979919768,1965cyclictest1884597-21kworker/3:2+events23:08:133
18072879919659,1953cyclictest1812161-21kworker/0:2+events19:23:500
18072959919645,1956cyclictest1852067-21kworker/2:1+events21:47:582
18072959919629,1950cyclictest1912895-21kworker/2:0+events00:37:042
18072979919585,1949cyclictest1849163-21kworker/3:1+events21:45:173
18072979919548,1943cyclictest1834832-21kworker/3:0+events20:44:193
18072979919419,1929cyclictest1893051-21kworker/3:2+events23:37:153
180729799193310,1920cyclictest1891161-21kworker/3:1+events23:30:513
18072979919318,1920cyclictest1849163-21kworker/3:1+events21:39:333
18072979919296,1920cyclictest1803711-21kworker/3:0+events19:12:273
180729799191912,1904cyclictest1817268-21kworker/3:2+events19:59:003
18072979919189,1906cyclictest1825252-21kworker/3:1+events20:30:513
180729599191710,1904cyclictest1803813-21kworker/2:0+events19:14:222
18072959919148,1903cyclictest1891311-21kworker/2:1+events23:49:492
18065842148103,26sleep10-21swapper/119:06:591
18065842148103,26sleep10-21swapper/119:06:581
18065452144112,27sleep20-21swapper/219:06:272
18065452144112,27sleep20-21swapper/219:06:272
18066602142110,27sleep30-21swapper/319:07:573
18066602142110,27sleep30-21swapper/319:07:573
18064882141109,27sleep00-21swapper/019:05:450
18064882141109,27sleep00-21swapper/019:05:450
180728799140,12cyclictest1884868-21awk23:09:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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