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2025-12-21 - 07:32

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 Dec 21, 2025 00:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
395026699291814,2901cyclictest3990429-21kworker/0:0+events21:20:140
395027099290613,2889cyclictest4006847-21kworker/1:1+events22:05:201
395027099281013,2792cyclictest4016690-21kworker/1:2+events22:45:221
395027099277711,2762cyclictest3959679-21kworker/1:1+events19:55:151
395027399275613,2739cyclictest3956787-21kworker/2:1+events19:40:192
395027399272613,2708cyclictest4019676-21kworker/2:0+events22:45:002
395027699270713,2690cyclictest4048620-21kworker/3:2+events00:20:163
395027699270113,2685cyclictest3982654-21kworker/3:0+events21:00:143
395027699265013,2632cyclictest4011655-21kworker/3:0+events22:20:133
395027699264513,2627cyclictest3970937-21kworker/3:0+events20:30:163
395027399254412,2529cyclictest3983958-21kworker/2:0+events20:55:202
395027099253612,2520cyclictest4001605-21kworker/1:2+events22:00:001
39502669924957,2484cyclictest4053286-21kworker/0:1+events00:30:170
395027399244312,2428cyclictest4043963-21kworker/2:3+events00:21:502
395027699243712,2422cyclictest4026044-21kworker/3:2+events23:15:343
395027099242412,2408cyclictest3984137-21kworker/1:1+events21:03:371
395027099242011,2406cyclictest3959679-21kworker/1:1+events20:10:111
395027099241112,2396cyclictest3974042-21kworker/1:1+events20:42:061
395027099240811,2394cyclictest3959679-21kworker/1:1+events20:07:311
395027099240512,2390cyclictest3985733-21kworker/1:2+events21:10:471
395027699240011,2386cyclictest3964748-21kworker/3:2+events20:01:443
395026699239412,2379cyclictest4025971-21kworker/0:2+events23:04:270
395026699239312,2379cyclictest3954983-21kworker/0:2+events19:30:040
39502709923929,2380cyclictest3959679-21kworker/1:1+events19:45:201
395027399239012,2374cyclictest4043637-21kworker/2:1+events00:04:172
395027399238812,2373cyclictest3962865-21kworker/2:2+events19:55:392
395026699238812,2373cyclictest3995138-21kworker/0:1+events21:29:010
395026699238812,2373cyclictest3995138-21kworker/0:1+events21:29:000
395027099238712,2371cyclictest3993770-21kworker/1:2+events21:35:291
395027399238111,2367cyclictest3955158-21kworker/2:2+events19:26:382
395027399237610,2362cyclictest3989005-21kworker/2:2+events21:19:292
395027399237012,2355cyclictest4010078-21kworker/2:1+events22:32:242
395027699236311,2349cyclictest3972659-21kworker/3:1+events20:20:503
395026699236312,2347cyclictest4029270-21kworker/0:2+events23:42:040
395026699236312,2347cyclictest4008264-21kworker/0:1+events22:10:140
395027699236012,2345cyclictest4036065-21kworker/3:1+events23:43:143
39502769923578,2345cyclictest4024431-21kworker/3:0+events23:06:233
395027699235211,2338cyclictest4008326-21kworker/3:1+events22:12:323
395027399235112,2336cyclictest4021377-21kworker/2:1+events22:52:152
39502769923458,2334cyclictest3972659-21kworker/3:1+events20:28:443
395027099232012,2305cyclictest3985733-21kworker/1:2+events21:06:591
395026699229411,2280cyclictest4048381-21kworker/0:2+events00:13:260
395026699229311,2280cyclictest4001875-21kworker/0:0+events21:50:040
395027099228810,2275cyclictest4012924-21kworker/1:2+events22:23:171
395026699228712,2272cyclictest3995138-21kworker/0:1+events21:31:400
395026699227510,2262cyclictest4046778-21kworker/0:1+events00:16:050
395027099227211,2257cyclictest3989061-21kworker/1:1+events21:22:081
395027699226711,2253cyclictest4016390-21kworker/3:0+events22:36:153
395027099226711,2253cyclictest4029026-21kworker/1:1+events23:20:551
395027099226611,2252cyclictest3982506-21kworker/1:0+events20:51:591
395027099226411,2250cyclictest3964496-21kworker/1:2+events19:54:281
395027099226410,2251cyclictest4054654-21kworker/1:0+events00:36:491
39502709922639,2250cyclictest3998497-21kworker/1:1+events21:43:101
395027099226211,2248cyclictest3959679-21kworker/1:1+events19:41:301
395027099226111,2247cyclictest4050106-21kworker/1:1+events00:28:441
395027099226111,2247cyclictest3998497-21kworker/1:1+events21:45:561
395027099226111,2246cyclictest4010145-21kworker/1:1+events22:17:121
39502709922589,2246cyclictest4029026-21kworker/1:1+events23:12:071
39502709922588,2246cyclictest3984137-21kworker/1:1+events20:58:441
395027099225811,2243cyclictest4019647-21kworker/1:0+events23:04:041
395027099225611,2242cyclictest4037253-21kworker/1:1+events23:39:471
395027099225310,2240cyclictest3969750-21kworker/1:0+events20:16:191
39502669922439,2231cyclictest3978180-21kworker/0:0+events20:37:510
395027099224011,2226cyclictest4012924-21kworker/1:2+events22:25:111
395027099223811,2224cyclictest4003464-21kworker/1:0+events21:51:541
395027099223810,2225cyclictest4044805-21kworker/1:0+events00:01:161
39502769922377,2226cyclictest3970937-21kworker/3:0+events20:37:283
39502709922378,2225cyclictest4046867-21kworker/1:1+events00:11:531
395027099223711,2223cyclictest3948243-21kworker/1:0+events19:23:151
395027099223711,2222cyclictest3972360-21kworker/1:2+events20:21:121
395027099223511,2221cyclictest4008474-21kworker/1:0+events22:10:381
395027099223310,2220cyclictest4022977-21kworker/1:2+events22:56:231
39502709922328,2221cyclictest4034446-21kworker/1:0+events23:31:201
39502709922327,2222cyclictest3980875-21kworker/1:2+events20:47:461
39502769922318,2220cyclictest4014787-21kworker/3:1+events22:44:353
395027099223111,2216cyclictest4051894-21kworker/1:2+events00:30:401
395027399222811,2214cyclictest4003437-21kworker/2:1+events22:05:422
395027399222711,2213cyclictest4032411-21kworker/2:2+events23:31:432
39502669922277,2216cyclictest4050041-21kworker/0:0+events00:23:450
395026699222711,2213cyclictest3998344-21kworker/0:2+events22:04:350
39502739922259,2213cyclictest3953474-21kworker/2:0+events19:33:282
395027399222511,2211cyclictest3967976-21kworker/2:2+events20:14:252
39502669922259,2213cyclictest3958274-21kworker/0:1+events19:36:530
395026699222510,2212cyclictest3990429-21kworker/0:0+events21:42:230
395026699222411,2210cyclictest3959991-21kworker/0:0+events19:43:240
39502739922239,2211cyclictest4008442-21kworker/2:2+events22:11:472
39502739922239,2211cyclictest3977358-21kworker/2:2+events20:43:362
395027399222311,2209cyclictest4011795-21kworker/2:2+events22:25:352
395027399222211,2207cyclictest4048437-21kworker/2:1+events00:16:272
395027399222210,2208cyclictest4056229-21kworker/2:2+events00:37:122
39502669922229,2211cyclictest4001875-21kworker/0:0+events21:55:010
395026699222211,2208cyclictest4039096-21kworker/0:1+events23:49:460
395026699222211,2208cyclictest4029270-21kworker/0:2+events23:21:170
395026699222210,2209cyclictest3976051-21kworker/0:2+events20:40:560
395026699222111,2206cyclictest3976051-21kworker/0:2+events20:50:250
395027399222011,2206cyclictest4024699-21kworker/2:0+events23:08:182
395027399222011,2205cyclictest3987262-21kworker/2:0+events21:24:032
395027399222011,2205cyclictest3983958-21kworker/2:0+events20:52:442
395027399222010,2207cyclictest4010078-21kworker/2:1+events22:36:392
395026699222011,2206cyclictest3966220-21kworker/0:0+events20:05:580
395027399221910,2206cyclictest3972330-21kworker/2:0+events20:23:042
39502669922199,2207cyclictest4014848-21kworker/0:0+events22:37:020
39502669922198,2209cyclictest4035858-21kworker/0:1+events23:35:110
395026699221911,2205cyclictest4040701-21kworker/0:0+events23:56:170
395026699221911,2205cyclictest3954983-21kworker/0:2+events19:27:240
395026699221910,2205cyclictest3976051-21kworker/0:2+events21:06:370
395027399221810,2205cyclictest4048437-21kworker/2:1+events00:14:112
395026699221710,2204cyclictest4050041-21kworker/0:0+events00:38:000
39502739922168,2205cyclictest4005039-21kworker/2:0+events22:03:272
395027399221610,2203cyclictest4019676-21kworker/2:0+events22:48:482
39502739922157,2205cyclictest4032411-21kworker/2:2+events23:24:012
395027699221411,2199cyclictest3979307-21kworker/3:1+events20:43:143
395027699221111,2196cyclictest4019615-21kworker/3:2+events22:51:523
395027699221011,2196cyclictest4027752-21kworker/3:1+events23:11:213
395027699221011,2196cyclictest4000112-21kworker/3:0+events21:48:123
395027699220911,2194cyclictest3953562-21kworker/3:1+events19:28:093
39502709922098,2198cyclictest4003464-21kworker/1:0+events22:00:461
395026699220811,2194cyclictest3976051-21kworker/0:2+events21:00:370
395027699220611,2192cyclictest4034341-21kworker/3:0+events23:32:503
39502769922058,2194cyclictest4009912-21kworker/3:2+events22:19:493
395027699220411,2189cyclictest4026044-21kworker/3:2+events23:26:443
395027699220411,2189cyclictest4026044-21kworker/3:2+events23:26:433
39502739922039,2191cyclictest4021377-21kworker/2:1+events23:00:162
39502769922017,2191cyclictest3980966-21kworker/3:2+events20:49:403
395027699220111,2187cyclictest4019615-21kworker/3:2+events22:46:543
395027699220111,2187cyclictest3964748-21kworker/3:2+events20:09:033
395027699220111,2186cyclictest3985494-21kworker/3:1+events21:10:243
395027699220110,2188cyclictest3993446-21kworker/3:1+events21:32:503
395027399220111,2187cyclictest3995105-21kworker/2:2+events21:34:222
39502769921979,2185cyclictest3993446-21kworker/3:1+events21:26:433
39502769921979,2185cyclictest3993446-21kworker/3:1+events21:26:433
395027399219711,2183cyclictest3987262-21kworker/2:0+events21:26:202
395027399219711,2183cyclictest3987262-21kworker/2:0+events21:26:202
39502769921969,2184cyclictest4040490-21kworker/3:2+events23:55:543
39502739921968,2185cyclictest4021377-21kworker/2:1+events23:17:042
395027699219511,2182cyclictest4048620-21kworker/3:2+events00:32:153
395027399219510,2182cyclictest3974218-21kworker/2:1+events20:32:312
395027399219410,2180cyclictest3987262-21kworker/2:0+events21:14:132
395027699219110,2178cyclictest3989115-21kworker/3:0+events21:18:443
395026699218710,2175cyclictest4009867-21kworker/0:0+events22:16:240
395026699218310,2169cyclictest3970846-21kworker/0:1+events20:29:310
39502739921807,2170cyclictest4023009-21kworker/2:2+events22:57:572
395027699217911,2165cyclictest4016390-21kworker/3:0+events22:33:343
395027699217810,2165cyclictest4026044-21kworker/3:2+events23:23:373
395027699217711,2162cyclictest4008326-21kworker/3:1+events22:08:203
395027699217010,2157cyclictest3987201-21kworker/3:2+events21:06:163
39502769921699,2156cyclictest3963163-21kworker/3:0+events19:51:033
39502739921698,2158cyclictest3962865-21kworker/2:2+events19:47:152
39502709921668,2155cyclictest4014964-21kworker/1:1+events22:32:011
39502739921604,2153cyclictest3944783-21kworker/2:2+events19:16:452
395027699215811,2144cyclictest3959875-21kworker/3:0+events19:39:123
395027699215410,2141cyclictest4014787-21kworker/3:1+events22:57:333
395026699214211,2128cyclictest4023305-21kworker/0:0+events22:58:210
395026699213811,2124cyclictest4029270-21kworker/0:2+events23:30:350
39502739921368,2125cyclictest4037555-21kworker/2:2+events23:41:412
395027099213410,2120cyclictest4037253-21kworker/1:1+events23:58:571
395027699211910,2106cyclictest4048620-21kworker/3:2+events00:17:143
39502769921189,2105cyclictest3953562-21kworker/3:1+events19:31:113
395026699211611,2103cyclictest3980784-21kworker/0:1+events20:45:510
39502769921148,2103cyclictest4003702-21kworker/3:1+events21:56:353
395027699211411,2100cyclictest4048620-21kworker/3:2+events00:25:403
39502669921108,2100cyclictest4018143-21kworker/0:2+events22:40:020
39502709921077,2097cyclictest3974042-21kworker/1:1+events20:36:201
39502739921058,2094cyclictest3951427-21kworker/2:1+events19:22:072
39502739920969,2084cyclictest4003437-21kworker/2:1+events21:52:192
395026699209413,2078cyclictest4040701-21kworker/0:0+events23:50:540
395027099209210,2079cyclictest3969750-21kworker/1:0+events20:26:281
395027699209011,2076cyclictest3961501-21kworker/3:2+events19:44:343
395027399208610,2073cyclictest4050074-21kworker/2:0+events00:29:082
395026699208611,2072cyclictest3972456-21kworker/0:2+events20:20:260
395026699208411,2070cyclictest3972456-21kworker/0:2+events20:18:560
39502739920838,2072cyclictest3958421-21kworker/2:2+events19:35:232
39502669920817,2071cyclictest4048381-21kworker/0:2+events00:26:480
39502769920808,2069cyclictest4014787-21kworker/3:1+events23:01:023
39502739920748,2063cyclictest3985583-21kworker/2:1+events21:07:232
395027099207410,2060cyclictest3951604-21kworker/1:1+events19:14:501
395027099207410,2060cyclictest3951604-21kworker/1:1+events19:14:501
39502709920735,2065cyclictest4050106-21kworker/1:1+events00:18:431
39502669920735,2065cyclictest4014848-21kworker/0:0+events22:33:120
39502709920717,2061cyclictest3958091-21kworker/1:2+events19:38:031
395027399206911,2055cyclictest3967976-21kworker/2:2+events20:05:342
39502709920695,2061cyclictest4032532-21kworker/1:2+events23:40:561
39502709920686,2060cyclictest3989061-21kworker/1:1+events21:25:111
39502709920686,2060cyclictest3989061-21kworker/1:1+events21:25:101
39502669920689,2056cyclictest3990429-21kworker/0:0+events21:16:060
395027399206710,2054cyclictest4037555-21kworker/2:2+events23:54:202
39502709920677,2057cyclictest3989061-21kworker/1:1+events21:19:061
39502709920666,2057cyclictest4046867-21kworker/1:1+events00:09:361
39502709920663,2060cyclictest3959679-21kworker/1:1+events20:03:401
395027099206610,2054cyclictest4038975-21kworker/1:0+events23:46:191
395027099206510,2052cyclictest4026275-21kworker/1:2+events23:08:391
395027099206510,2052cyclictest3948243-21kworker/1:0+events19:34:361
39502709920643,2058cyclictest4019647-21kworker/1:0+events22:54:071
395027099206210,2049cyclictest4032532-21kworker/1:2+events23:25:111
395027099206210,2049cyclictest4032532-21kworker/1:2+events23:25:101
395027099206210,2049cyclictest3956099-21kworker/1:1+events19:26:171
39502769920596,2049cyclictest4040490-21kworker/3:2+events23:48:373
395027399205910,2045cyclictest4040355-21kworker/2:1+events23:48:162
39502709920593,2053cyclictest3951604-21kworker/1:1+events19:17:551
39502739920584,2051cyclictest4011795-21kworker/2:2+events22:22:072
39502709920582,2053cyclictest3993770-21kworker/1:2+events21:32:041
39502739920485,2040cyclictest4050074-21kworker/2:0+events00:31:502
395026699204211,2028cyclictest4011480-21kworker/0:1+events22:22:310
395027399203810,2025cyclictest3987262-21kworker/2:0+events21:03:592
395027399203510,2022cyclictest3974218-21kworker/2:1+events20:26:532
395027699203210,2019cyclictest4054776-21kworker/3:0+events00:36:043
39502669920318,2020cyclictest3998344-21kworker/0:2+events22:26:440
395026699203010,2017cyclictest4040701-21kworker/0:0+events00:03:300
39502669920297,2019cyclictest3988741-21kworker/0:1+events21:14:350
395027399202810,2016cyclictest3996776-21kworker/2:0+events21:35:052
395026699202710,2014cyclictest3998344-21kworker/0:2+events21:46:410
395027099202610,2013cyclictest4048469-21kworker/1:0+events00:22:351
39502669920268,2015cyclictest4034191-21kworker/0:0+events23:29:000
39502669920268,2015cyclictest4034191-21kworker/0:0+events23:29:000
39502669920265,2018cyclictest3966220-21kworker/0:0+events20:01:220
39502669920262,2021cyclictest3970846-21kworker/0:1+events20:32:080
395026699202610,2013cyclictest4018143-21kworker/0:2+events22:49:550
395027699202510,2012cyclictest3953562-21kworker/3:1+events19:21:443
39502669920258,2014cyclictest3966220-21kworker/0:0+events19:59:270
39502669920257,2015cyclictest3998344-21kworker/0:2+events22:06:510
39502739920249,2012cyclictest3981112-21kworker/2:1+events20:47:242
39502739920247,2014cyclictest4046748-21kworker/2:0+events00:06:352
395027399202410,2011cyclictest4021377-21kworker/2:1+events23:25:572
395027399202410,2011cyclictest4021377-21kworker/2:1+events23:25:562
395027399202410,2011cyclictest3974218-21kworker/2:1+events20:35:572
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