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2026-07-05 - 23:04

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #3, slot #6

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 or here to proceed to next system.
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack3slot6s.osadl.org (updated Sun Jul 05, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11451211894,19sleep00-21swapper/007:06:340
11008210897,6sleep30-21swapper/307:05:573
11591210796,6sleep10-21swapper/107:08:231
11448210180,15sleep20-21swapper/207:06:322
48372770,0sleep10-21swapper/111:05:141
193652670,0sleep30-21swapper/311:20:313
193862470,0sleep00-21swapper/009:35:150
1174599231,2cyclictest0-21swapper/107:25:111
1174599230,20cyclictest0-21swapper/110:35:121
1174599221,19cyclictest0-21swapper/110:00:121
231772200,1sleep30-21swapper/310:50:123
1174799171,14cyclictest0-21swapper/312:20:153
1174799161,13cyclictest392-21perl10:25:143
1174699161,13cyclictest26568-21grep07:45:142
1174699160,14cyclictest0-21swapper/210:56:272
1174599161,13cyclictest23667-21grep08:56:021
1174599161,13cyclictest0-21swapper/112:00:111
1174599160,2cyclictest0-21swapper/110:40:581
11747991511,2cyclictest27915-21apt-get07:50:053
1174799151,12cyclictest12279-21ssh11:13:143
11747991510,3cyclictest0-21swapper/311:55:173
1174799150,2cyclictest0-21swapper/311:32:173
1174799150,13cyclictest7602-21sh09:21:583
11746991512,2cyclictest28061-21diskmemload11:46:472
11746991512,2cyclictest0-21swapper/212:13:572
1174699151,12cyclictest0-21swapper/209:35:172
1174699150,3cyclictest18753-21grep10:45:132
1174699150,13cyclictest1057-21mailstats08:01:012
1174599151,3cyclictest0-21swapper/110:30:061
11745991510,3cyclictest0-21swapper/109:50:061
1174599150,13cyclictest0-21swapper/110:55:501
1174499150,13cyclictest28061-21diskmemload12:10:130
317122140,2sleep20-21swapper/209:49:212
11747991411,2cyclictest0-21swapper/309:38:573
11747991411,2cyclictest0-21swapper/309:19:573
1174799140,2cyclictest0-21swapper/310:49:173
1174799140,2cyclictest0-21swapper/310:13:573
1174799140,2cyclictest0-21swapper/310:00:073
1174799140,2cyclictest0-21swapper/309:10:133
1174799140,13cyclictest0-21swapper/311:38:473
1174799140,12cyclictest13107-21apt-get11:50:123
1174799140,12cyclictest11410-21ssh10:36:343
1174799140,12cyclictest0-21swapper/311:26:183
1174799140,12cyclictest0-21swapper/311:26:183
1174799140,12cyclictest0-21swapper/310:23:133
1174699141,12cyclictest3728-21runrttasks11:12:002
11746991411,2cyclictest28061-21diskmemload11:32:082
11746991411,2cyclictest0-21swapper/212:19:172
11746991411,2cyclictest0-21swapper/211:35:052
11746991411,2cyclictest0-21swapper/211:25:542
11746991411,2cyclictest0-21swapper/211:25:542
11746991411,2cyclictest0-21swapper/209:54:172
1174699140,2cyclictest7002-21ssh09:56:372
1174699140,2cyclictest0-21swapper/212:00:272
1174699140,2cyclictest0-21swapper/211:16:012
1174699140,2cyclictest0-21swapper/211:16:012
1174699140,2cyclictest0-21swapper/210:30:372
1174699140,13cyclictest0-21swapper/212:35:172
1174699140,13cyclictest0-21swapper/212:26:572
1174699140,12cyclictest0-21swapper/211:06:522
1174699140,12cyclictest0-21swapper/210:01:462
1174599141,7cyclictest0-21swapper/112:35:001
1174599140,12cyclictest12595-21fschecks_count08:30:141
1174499140,3cyclictest0-21swapper/012:23:140
1174499140,2cyclictest0-21swapper/011:25:170
1174499140,2cyclictest0-21swapper/011:25:170
1174499140,12cyclictest27745-21munin-node0
1174499140,12cyclictest0-21swapper/011:40:120
1174499140,12cyclictest0-21swapper/009:24:070
308142130,2sleep20-21swapper/207:55:162
235272130,2sleep00-21swapper/012:00:370
1174799139,2cyclictest31416-21aten2.4_r3power12:10:143
1174799138,3cyclictest24386-21ssh10:15:493
1174799133,6cyclictest0-21swapper/308:31:023
1174799131,11cyclictest381ktimersoftd/309:44:453
11747991310,2cyclictest24485-21ssh12:01:313
11747991310,2cyclictest0-21swapper/312:31:413
11747991310,2cyclictest0-21swapper/312:08:373
11747991310,2cyclictest0-21swapper/311:40:413
11747991310,2cyclictest0-21swapper/310:40:373
11747991310,2cyclictest0-21swapper/310:33:573
11747991310,2cyclictest0-21swapper/309:55:053
11747991310,2cyclictest0-21swapper/308:40:193
11747991310,2cyclictest0-21swapper/307:45:013
11747991310,2cyclictest0-21swapper/307:25:143
1174799130,2cyclictest3447-21apt-get12:15:123
1174799130,2cyclictest0-21swapper/312:28:553
1174799130,2cyclictest0-21swapper/311:46:053
1174799130,2cyclictest0-21swapper/311:15:173
1174799130,2cyclictest0-21swapper/311:15:173
1174799130,2cyclictest0-21swapper/311:00:203
1174799130,2cyclictest0-21swapper/310:05:233
1174799130,2cyclictest0-21swapper/309:32:273
1174799130,12cyclictest0-21swapper/311:05:433
1174799130,12cyclictest0-21swapper/309:45:283
1174799130,12cyclictest0-21swapper/309:25:573
1174699131,10cyclictest0-21swapper/208:39:192
11746991310,2cyclictest0-21swapper/212:30:492
11746991310,2cyclictest0-21swapper/212:20:112
11746991310,2cyclictest0-21swapper/212:09:492
11746991310,2cyclictest0-21swapper/211:55:432
11746991310,2cyclictest0-21swapper/211:42:202
11746991310,2cyclictest0-21swapper/211:20:082
11746991310,2cyclictest0-21swapper/211:00:222
11746991310,2cyclictest0-21swapper/210:52:082
11746991310,2cyclictest0-21swapper/210:40:122
11746991310,2cyclictest0-21swapper/210:27:222
11746991310,2cyclictest0-21swapper/210:16:452
11746991310,2cyclictest0-21swapper/209:31:272
11746991310,2cyclictest0-21swapper/209:22:132
1174699130,2cyclictest28061-21diskmemload10:20:362
1174699130,2cyclictest0-21swapper/210:05:022
1174699130,2cyclictest0-21swapper/209:41:122
1174699130,2cyclictest0-21swapper/209:26:272
1174699130,2cyclictest0-21swapper/209:05:192
1174699130,2cyclictest0-21swapper/208:20:162
1174699130,2cyclictest0-21swapper/208:20:152
1174699130,12cyclictest0-21swapper/210:35:382
1174699130,12cyclictest0-21swapper/210:12:552
1174699130,12cyclictest0-21swapper/209:19:002
1174699130,12cyclictest0-21swapper/209:11:032
1174699130,12cyclictest0-21swapper/208:45:182
1174699130,12cyclictest0-21swapper/208:15:112
1174699130,12cyclictest0-21swapper/207:25:132
1174699130,12cyclictest0-21swapper/207:15:152
1174599138,3cyclictest10639-21ssh12:22:131
1174599138,3cyclictest0-21swapper/108:25:281
1174599138,3cyclictest0-21swapper/108:16:021
1174599138,3cyclictest0-21swapper/107:45:141
1174599132,6cyclictest0-21swapper/112:10:011
1174599132,6cyclictest0-21swapper/110:50:001
1174599132,6cyclictest0-21swapper/107:15:011
1174599131,6cyclictest0-21swapper/108:15:001
1174599131,10cyclictest0-21swapper/110:20:401
1174599131,10cyclictest0-21swapper/107:55:121
11745991310,2cyclictest0-21swapper/110:05:121
1174599130,2cyclictest0-21swapper/111:50:111
1174599130,2cyclictest0-21swapper/111:20:141
1174599130,2cyclictest0-21swapper/111:18:541
1174599130,2cyclictest0-21swapper/111:18:541
1174599130,2cyclictest0-21swapper/109:25:101
1174599130,2cyclictest0-21swapper/109:00:141
1174599130,12cyclictest0-21swapper/112:11:031
1174599130,11cyclictest28061-21diskmemload11:33:531
1174599130,11cyclictest28061-21diskmemload11:12:241
1174599130,11cyclictest28061-21diskmemload10:28:361
1174599130,11cyclictest28061-21diskmemload09:35:161
1174599130,11cyclictest0-21swapper/111:55:131
1174599130,11cyclictest0-21swapper/111:00:421
11744991310,2cyclictest0-21swapper/010:35:130
11744991310,2cyclictest0-21swapper/009:11:020
1174499130,2cyclictest0-21swapper/010:15:170
1174499130,12cyclictest0-21swapper/011:53:470
1174499130,12cyclictest0-21swapper/011:20:060
1174499130,12cyclictest0-21swapper/011:10:110
1174499130,12cyclictest0-21swapper/010:55:140
1174499130,12cyclictest0-21swapper/008:15:110
1174499130,11cyclictest0-21swapper/012:16:570
1174499130,11cyclictest0-21swapper/009:15:170
36372120,2sleep00-21swapper/010:29:070
31922120,2sleep00-21swapper/011:03:370
1174799129,2cyclictest0-21swapper/310:55:493
1174799129,2cyclictest0-21swapper/309:50:113
1174799129,2cyclictest0-21swapper/308:35:173
1174799122,5cyclictest0-21swapper/308:25:003
1174799122,5cyclictest0-21swapper/308:25:003
1174799120,11cyclictest0-21swapper/312:35:463
1174799120,11cyclictest0-21swapper/307:20:183
1174699129,2cyclictest0-21swapper/211:51:332
1174699129,2cyclictest0-21swapper/208:30:012
1174699129,2cyclictest0-21swapper/207:40:152
1174699129,2cyclictest0-21swapper/207:10:172
1174699120,11cyclictest0-21swapper/207:20:142
1174599129,2cyclictest0-21swapper/109:55:181
1174599129,2cyclictest0-21swapper/109:45:391
1174599129,2cyclictest0-21swapper/109:42:081
1174599129,2cyclictest0-21swapper/109:31:291
1174599128,2cyclictest12650-21apt-get12:25:121
1174599123,7cyclictest0-21swapper/108:36:011
1174599122,7cyclictest0-21swapper/109:07:581
1174599121,9cyclictest22391-21tr07:35:161
1174599121,9cyclictest0-21swapper/110:45:121
1174599121,9cyclictest0-21swapper/110:16:021
1174599121,9cyclictest0-21swapper/108:45:151
1174599121,9cyclictest0-21swapper/108:40:131
1174599121,9cyclictest0-21swapper/107:30:131
1174599121,5cyclictest0-21swapper/108:10:001
1174599120,3cyclictest0-21swapper/109:15:181
1174599120,2cyclictest0-21swapper/111:40:291
1174599120,11cyclictest0-21swapper/111:46:591
1174599120,11cyclictest0-21swapper/111:35:411
1174599120,10cyclictest0-21swapper/109:20:081
1174499129,2cyclictest0-21swapper/011:30:120
1174499129,2cyclictest0-21swapper/011:07:410
1174499129,2cyclictest0-21swapper/010:50:180
1174499129,2cyclictest0-21swapper/010:48:370
1174499129,2cyclictest0-21swapper/010:10:180
1174499129,2cyclictest0-21swapper/009:25:160
1174499129,2cyclictest0-21swapper/009:00:000
1174499129,2cyclictest0-21swapper/007:31:030
1174499120,2cyclictest0-21swapper/010:04:090
1174499120,11cyclictest28061-21diskmemload10:40:250
1174499120,11cyclictest0-21swapper/010:30:110
1174499120,11cyclictest0-21swapper/009:50:010
1174499120,11cyclictest0-21swapper/009:45:110
1174499120,11cyclictest0-21swapper/008:45:130
1174499120,11cyclictest0-21swapper/008:36:030
1174499120,11cyclictest0-21swapper/007:55:130
1174499120,10cyclictest30830-21sh10:23:100
1174499120,10cyclictest20026-21ssh11:56:520
1174499120,10cyclictest0-21swapper/011:15:160
1174499120,10cyclictest0-21swapper/011:15:150
1174799116,3cyclictest28059-21cron09:10:003
1174799111,6cyclictest0-21swapper/308:45:113
1174699118,2cyclictest0-21swapper/208:41:012
1174699110,2cyclictest0-21swapper/208:51:172
1174599117,2cyclictest0-21swapper/107:15:161
1174599111,8cyclictest24113-21munin-node1
1174599111,8cyclictest18124-21packagekitd11:25:101
1174599111,8cyclictest18124-21packagekitd11:25:101
1174599111,8cyclictest0-21swapper/112:30:201
1174599111,8cyclictest0-21swapper/112:15:151
1174599111,8cyclictest0-21swapper/107:50:101
1174599111,3cyclictest0-21swapper/107:21:021
1174599110,3cyclictest0-21swapper/109:11:021
1174599110,10cyclictest0-21swapper/110:10:581
1174499118,2cyclictest0-21swapper/012:26:040
1174499118,2cyclictest0-21swapper/011:35:120
1174499118,2cyclictest0-21swapper/009:30:060
1174499110,9cyclictest20202-21ssh12:32:550
1174499110,2cyclictest0-21swapper/012:36:270
1174499110,2cyclictest0-21swapper/011:45:380
1174499110,2cyclictest0-21swapper/008:20:170
1174499110,2cyclictest0-21swapper/008:20:170
1174499110,1cyclictest0-21swapper/009:55:530
1174499110,1cyclictest0-21swapper/007:10:150
1174799103,6cyclictest0-21swapper/307:56:003
1174799101,5cyclictest0-21swapper/307:30:113
1174799101,5cyclictest0-21swapper/307:20:003
1174799100,9cyclictest0-21swapper/307:40:593
1174799100,6cyclictest0-21swapper/308:56:013
1174599106,2cyclictest0-21swapper/108:50:181
1174599100,3cyclictest0-21swapper/108:00:191
1174499107,2cyclictest0-21swapper/010:10:000
1174499107,2cyclictest0-21swapper/008:05:130
1174499107,2cyclictest0-21swapper/007:50:140
1174499107,2cyclictest0-21swapper/007:45:160
1174499107,2cyclictest0-21swapper/007:20:150
1174499100,9cyclictest0-21swapper/009:40:310
3602290,2sleep20-21swapper/208:07:542
15594290,2sleep00-21swapper/007:18:000
117479996,2cyclictest0-21swapper/308:25:493
117479995,2cyclictest0-21swapper/308:00:153
117479994,3cyclictest4362-21grep08:10:143
117479994,3cyclictest24712-21sort09:00:153
117479994,3cyclictest22615-21fschecks_time07:35:163
117479991,5cyclictest0-21swapper/308:15:103
117479991,3cyclictest1926-21munin-node3
117469996,2cyclictest22628-21diskstats08:55:142
117469991,3cyclictest20272-21sort07:30:132
117459994,3cyclictest3728-21runrttasks08:20:061
117459994,3cyclictest3728-21runrttasks08:20:051
117449990,8cyclictest0-21swapper/008:30:000
117479984,2cyclictest20571-21df_abs08:50:133
117479980,2cyclictest0-21swapper/307:10:033
117469985,2cyclictest24781-21grep09:00:152
117469983,3cyclictest29430-21wc07:51:002
117469983,3cyclictest22155-21sh07:35:152
117469981,3cyclictest11177-21chrt08:25:282
117469980,7cyclictest0-21swapper/208:10:512
117449985,2cyclictest0-21swapper/008:34:550
117449984,3cyclictest27944-1kworker/0:1H07:25:170
117449981,3cyclictest765-21needreboot08:00:180
117449980,7cyclictest0-21swapper/009:00:200
117449980,7cyclictest0-21swapper/007:35:520
17280270,1sleep00-21swapper/008:40:530
117449974,2cyclictest26369-21aten2.4_r3power09:05:130
117449974,2cyclictest0-21swapper/008:50:170
117449974,2cyclictest0-21swapper/008:10:360
117449973,3cyclictest24557-21cut07:40:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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