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2026-04-01 - 23:29

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 the highest latencies:
System rack3slot6s.osadl.org (updated Wed Apr 01, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7094211699,12sleep10-21swapper/107:08:031
7029211392,16sleep00-21swapper/007:07:150
6954210695,6sleep20-21swapper/207:06:162
722829988,6sleep30-21swapper/307:09:493
168922770,0sleep20-21swapper/210:44:392
65722760,0sleep10-21swapper/110:33:351
103262710,0sleep00-21swapper/010:04:030
145242670,0sleep30-21swapper/312:22:553
83492290,1sleep00-21swapper/009:27:450
169442250,0sleep30-21swapper/308:52:293
169442250,0sleep30-21swapper/308:52:283
727299249,3cyclictest17478-21rm10:45:123
727299210,19cyclictest0-21swapper/309:10:123
727199211,2cyclictest0-21swapper/211:05:132
727199210,19cyclictest0-21swapper/208:25:132
7270992117,3cyclictest19155-21kworker/u8:212:34:051
7269992116,3cyclictest23592-21ssh11:25:120
726999211,2cyclictest0-21swapper/011:05:130
291312210,1sleep30-21swapper/312:38:103
727299203,5cyclictest21905-21ntpq09:05:163
727299200,2cyclictest0-21swapper/309:40:123
7270992017,2cyclictest12809-21kworker/u8:110:57:051
7270992016,3cyclictest32499-21kworker/u8:012:24:051
7272991914,3cyclictest29701-21diskstats12:05:143
7271991916,2cyclictest22024-21kworker/u8:011:37:042
7270991916,2cyclictest5929-21kworker/u8:207:15:051
7270991916,2cyclictest32499-21kworker/u8:012:10:061
7270991916,2cyclictest32499-21kworker/u8:012:10:051
7270991916,2cyclictest27870-21kworker/u8:210:02:041
7270991916,2cyclictest27870-21kworker/u8:209:55:041
7270991916,2cyclictest25959-21kworker/u8:109:16:051
7270991916,2cyclictest25294-21kworker/u8:110:23:041
7270991916,2cyclictest22024-21kworker/u8:011:32:051
7270991916,2cyclictest1892-21kworker/u8:010:28:041
7270991916,2cyclictest1892-21kworker/u8:010:09:051
7270991916,2cyclictest13993-21kworker/u8:211:24:051
7270991916,2cyclictest11259-21kworker/u8:107:29:051
7270991916,2cyclictest10203-21kworker/u8:209:35:041
727299183,3cyclictest0-21swapper/308:30:163
727299182,14cyclictest0-21swapper/307:46:003
7272991813,4cyclictest0-21swapper/308:05:133
7270991815,2cyclictest6633-21kworker/u8:212:18:051
7270991815,2cyclictest4756-21kworker/u8:109:28:061
7270991815,2cyclictest32713-21kworker/u8:211:46:061
7270991815,2cyclictest25959-21kworker/u8:109:13:041
7270991815,2cyclictest22512-21kworker/u8:009:08:041
7270991815,2cyclictest19372-21kworker/u8:007:46:041
7270991815,2cyclictest1892-21kworker/u8:010:43:051
7270991815,2cyclictest1892-21kworker/u8:010:38:041
7270991815,2cyclictest11259-21kworker/u8:107:34:041
7270991815,2cyclictest10808-21kworker/u8:108:53:051
7270991815,2cyclictest10808-21kworker/u8:108:53:041
727099180,16cyclictest0-21swapper/110:10:111
727299172,13cyclictest22802-21diskmemload11:42:453
7271991714,2cyclictest18891-21kworker/u8:210:17:052
7270991714,2cyclictest32499-21kworker/u8:012:27:041
7270991714,2cyclictest32499-21kworker/u8:012:09:041
7270991714,2cyclictest30534-21kworker/u8:208:10:041
7270991714,2cyclictest27496-21kworker/u8:212:03:041
7270991714,2cyclictest25607-21kworker/u8:107:58:051
7270991714,2cyclictest24479-21kworker/u8:010:53:041
7270991714,2cyclictest19372-21kworker/u8:008:41:051
7270991714,2cyclictest19372-21kworker/u8:008:21:041
7270991714,2cyclictest19372-21kworker/u8:008:00:041
7270991714,2cyclictest1892-21kworker/u8:010:16:021
7270991714,2cyclictest13993-21kworker/u8:211:25:041
7270991714,2cyclictest13993-21kworker/u8:211:19:041
7270991714,2cyclictest12809-21kworker/u8:111:06:061
7272991613,2cyclictest0-21swapper/312:15:173
7272991613,2cyclictest0-21swapper/311:21:113
7272991613,2cyclictest0-21swapper/308:00:363
7272991611,3cyclictest29849-21unixbench_singl09:16:023
727299161,13cyclictest18080-21ssh09:37:543
727299161,13cyclictest1647-21rm09:20:413
727299161,13cyclictest0-21swapper/309:45:133
7272991611,3cyclictest0-21swapper/307:25:063
7271991613,2cyclictest32713-21kworker/u8:211:47:042
7271991613,2cyclictest22512-21kworker/u8:009:24:052
7271991613,2cyclictest18891-21kworker/u8:210:13:042
7271991613,2cyclictest14377-21kworker/u8:209:11:052
7271991613,2cyclictest11259-21kworker/u8:107:25:052
727099162,11cyclictest0-21swapper/108:17:591
7270991613,2cyclictest8311-21kworker/u8:208:34:051
7270991613,2cyclictest30534-21kworker/u8:208:07:051
7270991613,2cyclictest27870-21kworker/u8:209:51:051
7270991613,2cyclictest22024-21kworker/u8:011:38:051
7270991613,2cyclictest19372-21kworker/u8:008:26:041
7270991613,2cyclictest19155-21kworker/u8:212:38:041
7270991613,2cyclictest13634-21kworker/u8:207:37:041
7270991613,2cyclictest12809-21kworker/u8:111:00:041
7270991613,2cyclictest12809-21kworker/u8:110:45:041
726999161,3cyclictest0-21swapper/009:43:120
726999161,13cyclictest29946-21ssh12:39:260
7269991611,3cyclictest0-21swapper/008:15:190
726999160,14cyclictest0-21swapper/010:05:120
7272991512,2cyclictest0-21swapper/311:27:593
7272991512,2cyclictest0-21swapper/311:05:223
7272991512,2cyclictest0-21swapper/310:21:053
7272991511,3cyclictest0-21swapper/310:58:093
7272991510,3cyclictest26319-21wget07:55:153
7272991510,3cyclictest0-21swapper/310:03:443
727299150,13cyclictest13071-21ssh11:14:073
727199151,3cyclictest0-21swapper/211:56:032
727199151,2cyclictest0-21swapper/209:17:052
7271991512,2cyclictest4756-21kworker/u8:109:32:042
7271991512,2cyclictest1892-21kworker/u8:010:22:012
7271991512,2cyclictest1892-21kworker/u8:010:07:052
7271991512,2cyclictest12809-21kworker/u8:111:22:042
7271991510,3cyclictest27736-21ssh10:55:152
727199150,3cyclictest0-21swapper/209:55:122
7270991512,2cyclictest8311-21kworker/u8:208:35:041
7270991512,2cyclictest4756-21kworker/u8:109:30:041
7270991512,2cyclictest19283-21kworker/u8:009:47:041
7270991512,2cyclictest10808-21kworker/u8:108:56:041
7269991510,3cyclictest29442-21apt09:50:120
7269991510,3cyclictest23244-21sh11:58:360
726999150,13cyclictest0-21swapper/010:52:410
727299143,2cyclictest0-21swapper/311:15:593
727299143,2cyclictest0-21swapper/310:10:343
727299142,2cyclictest0-21swapper/309:28:043
727299142,11cyclictest0-21swapper/311:36:033
7272991411,2cyclictest0-21swapper/311:47:403
727299141,12cyclictest0-21swapper/311:01:273
7272991411,2cyclictest0-21swapper/310:35:013
7272991411,2cyclictest0-21swapper/309:55:103
7272991411,2cyclictest0-21swapper/309:50:283
727299141,11cyclictest22802-21diskmemload12:12:583
727299141,11cyclictest22802-21diskmemload12:12:583
7272991410,3cyclictest0-21swapper/310:26:263
7272991410,2cyclictest0-21swapper/308:35:113
727299140,3cyclictest10500-21df_abs09:30:133
727299140,13cyclictest0-21swapper/310:52:143
727299140,12cyclictest0-21swapper/310:09:273
727299140,12cyclictest0-21swapper/307:10:163
7271991411,2cyclictest8240-21kworker/u8:111:43:052
7271991411,2cyclictest6915-21kworker/u8:011:12:052
7271991411,2cyclictest19283-21kworker/u8:009:42:052
7271991411,2cyclictest19155-21kworker/u8:212:39:042
7271991411,2cyclictest11259-21kworker/u8:107:22:042
7271991411,2cyclictest10203-21kworker/u8:209:37:052
727199140,2cyclictest0-21swapper/212:12:042
727199140,2cyclictest0-21swapper/212:12:042
727199140,13cyclictest0-21swapper/212:19:052
727199140,12cyclictest0-21swapper/212:08:152
727199140,12cyclictest0-21swapper/211:51:032
7270991411,2cyclictest5929-21kworker/u8:207:13:041
7270991411,2cyclictest19372-21kworker/u8:007:40:061
7270991411,2cyclictest10808-21kworker/u8:109:02:051
7270991411,2cyclictest10808-21kworker/u8:108:49:041
7270991410,2cyclictest0-21swapper/109:42:371
726999141,2cyclictest22802-21diskmemload10:26:340
7269991411,2cyclictest3728-21runrttasks11:49:380
7269991411,2cyclictest0-21swapper/009:19:120
7269991410,2cyclictest0-21swapper/009:45:140
726999140,3cyclictest18775-21munin-node0
726999140,2cyclictest16649-21ssh11:17:110
726999140,2cyclictest0-21swapper/012:05:110
726999140,2cyclictest0-21swapper/009:33:100
726999140,2cyclictest0-21swapper/008:21:010
726999140,13cyclictest0-21swapper/010:37:210
726999140,12cyclictest0-21swapper/011:43:510
726999140,12cyclictest0-21swapper/010:42:180
726999140,12cyclictest0-21swapper/010:20:430
727299138,4cyclictest0-21swapper/310:15:463
727299132,6cyclictest0-21swapper/308:25:003
727299132,10cyclictest0-21swapper/312:34:253
727299131,7cyclictest0-21swapper/309:05:013
727299131,6cyclictest0-21swapper/308:50:003
727299131,2cyclictest0-21swapper/311:55:493
7272991310,2cyclictest0-21swapper/310:30:463
7272991310,2cyclictest0-21swapper/308:25:173
727299130,2cyclictest0-21swapper/311:30:153
727299130,11cyclictest18376-21ssh12:26:263
727299130,11cyclictest0-21swapper/312:01:303
727199132,6cyclictest0-21swapper/211:35:012
7271991310,2cyclictest8311-21kworker/u8:208:32:012
7271991310,2cyclictest684-21ssh11:00:372
7271991310,2cyclictest27870-21kworker/u8:210:01:052
7271991310,2cyclictest27496-21kworker/u8:212:04:042
7271991310,2cyclictest19372-21kworker/u8:008:04:022
7271991310,2cyclictest12809-21kworker/u8:111:16:052
7271991310,2cyclictest10808-21kworker/u8:108:58:012
7271991310,2cyclictest0-21swapper/209:51:012
727199130,2cyclictest26816-21ssh09:46:242
727199130,2cyclictest22802-21diskmemload09:25:122
727199130,2cyclictest0-21swapper/207:55:122
727199130,2cyclictest0-21swapper/207:40:172
727199130,11cyclictest26991-21ssh11:28:202
727199130,11cyclictest0-21swapper/210:34:502
7270991310,2cyclictest22024-21kworker/u8:011:42:051
727099130,12cyclictest0-21swapper/111:11:391
727099130,12cyclictest0-21swapper/109:20:161
726999132,6cyclictest0-21swapper/008:35:010
7269991310,2cyclictest22802-21diskmemload12:00:210
7269991310,2cyclictest0-21swapper/012:20:290
7269991310,2cyclictest0-21swapper/012:17:360
7269991310,2cyclictest0-21swapper/011:50:510
7269991310,2cyclictest0-21swapper/011:36:510
7269991310,2cyclictest0-21swapper/009:23:220
7269991310,2cyclictest0-21swapper/009:11:120
7269991310,2cyclictest0-21swapper/008:05:150
7269991310,2cyclictest0-21swapper/007:50:160
7269991310,2cyclictest0-21swapper/007:26:030
726999130,2cyclictest0-21swapper/011:33:520
726999130,12cyclictest0-21swapper/012:31:060
726999130,12cyclictest0-21swapper/012:29:410
726999130,12cyclictest0-21swapper/012:13:120
726999130,12cyclictest0-21swapper/012:13:110
726999130,12cyclictest0-21swapper/011:12:310
726999130,12cyclictest0-21swapper/010:48:120
149202130,2sleep00-21swapper/009:35:100
727299129,2cyclictest0-21swapper/311:50:313
727299129,2cyclictest0-21swapper/310:40:413
727299129,2cyclictest0-21swapper/307:35:133
727299122,7cyclictest0-21swapper/309:00:003
727299120,11cyclictest0-21swapper/308:40:133
727199129,2cyclictest6633-21kworker/u8:212:20:042
727199129,2cyclictest32499-21kworker/u8:012:25:052
727199129,2cyclictest30534-21kworker/u8:208:16:052
727199129,2cyclictest21714-21kworker/u8:207:51:052
727199129,2cyclictest19372-21kworker/u8:008:22:012
727199129,2cyclictest14121-21kworker/u8:112:30:042
727199129,2cyclictest11259-21kworker/u8:107:36:052
727199129,2cyclictest11259-21kworker/u8:107:33:042
727199129,2cyclictest10808-21kworker/u8:108:40:052
727199129,2cyclictest10808-21kworker/u8:108:38:042
727199129,2cyclictest0-21swapper/210:52:112
727199129,2cyclictest0-21swapper/210:45:202
727199121,7cyclictest0-21swapper/207:18:592
727199121,5cyclictest0-21swapper/208:15:002
727199120,2cyclictest0-21swapper/210:35:152
727199120,2cyclictest0-21swapper/209:02:312
727099129,2cyclictest0-21swapper/111:56:041
727099121,9cyclictest11527-21apt-get07:20:121
727099120,11cyclictest0-21swapper/111:50:171
726999129,2cyclictest0-21swapper/010:15:090
726999129,2cyclictest0-21swapper/007:35:140
726999122,6cyclictest0-21swapper/009:05:010
726999121,6cyclictest0-21swapper/009:10:000
726999120,2cyclictest0-21swapper/011:02:090
726999120,2cyclictest0-21swapper/010:55:190
726999120,2cyclictest0-21swapper/008:35:160
726999120,2cyclictest0-21swapper/007:10:140
726999120,11cyclictest25530-21copy07:55:020
726999120,11cyclictest0-21swapper/010:30:160
726999120,11cyclictest0-21swapper/010:12:220
726999120,11cyclictest0-21swapper/009:57:280
726999120,11cyclictest0-21swapper/007:16:030
156972120,8sleep015909-21df_abs07:30:130
727299115,4cyclictest31746-21tr08:10:113
727299115,4cyclictest15909-21df_abs07:30:133
727299115,4cyclictest1363-21tr08:15:143
727299115,4cyclictest11802-21tr07:20:133
727299115,4cyclictest0-21swapper/307:40:123
727299114,5cyclictest9777-21grep07:15:123
727299113,5cyclictest23728-21aten2.4_r3power07:50:123
727199118,2cyclictest11259-21kworker/u8:107:45:042
727199118,2cyclictest10808-21kworker/u8:108:48:042
727199118,2cyclictest0-21swapper/209:05:152
727199110,10cyclictest0-21swapper/210:26:152
726999118,2cyclictest0-21swapper/007:21:030
726999111,7cyclictest0-21swapper/008:15:000
727199107,2cyclictest5087-21kworker/u8:107:10:052
727199107,2cyclictest19372-21kworker/u8:008:05:042
726999107,2cyclictest0-21swapper/008:25:130
726999107,2cyclictest0-21swapper/008:00:350
72719994,3cyclictest16219-21ntp_kernel_err08:50:172
72719994,3cyclictest16219-21ntp_kernel_err08:50:162
72709990,7cyclictest0-21swapper/107:50:141
72699996,2cyclictest0-21swapper/008:45:120
72699996,2cyclictest0-21swapper/008:41:020
72699994,3cyclictest17365-21munin-node0
72699984,3cyclictest21680-21apt-get07:45:100
72699981,3cyclictest0-21swapper/008:50:160
72699981,3cyclictest0-21swapper/008:50:150
19723280,1sleep019726-21aten2.4_r3power07:40:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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