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2025-12-09 - 13:59

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 376 highest latencies:
System rack3slot6s.osadl.org (updated Tue Dec 09, 2025 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10117212097,16sleep30-21swapper/307:08:143
10106212099,16sleep20-21swapper/207:08:042
10119211896,17sleep00-21swapper/007:08:140
10028211596,14sleep10-21swapper/107:07:031
124532990,1sleep00-21swapper/011:47:510
22252850,0sleep30-21swapper/311:36:313
74692760,0sleep20-21swapper/211:07:282
296132750,0sleep10-21swapper/110:56:011
40202720,0sleep10-21swapper/110:29:561
43922650,0sleep30-21swapper/310:30:093
299192520,1sleep30-21swapper/310:56:313
263422500,0sleep30-21swapper/310:53:143
119712240,2sleep121-21rcuc/110:37:251
10290992320,2cyclictest18967-21kworker/u8:009:12:042
1029099230,18cyclictest0-21swapper/209:18:042
92132220,1sleep30-21swapper/312:20:013
10290992219,2cyclictest8060-21kworker/u8:109:31:042
10290992219,2cyclictest20483-21kworker/u8:011:22:052
1029099220,20cyclictest0-21swapper/207:25:142
1029099220,17cyclictest0-21swapper/208:27:042
121732210,1sleep10-21swapper/112:22:271
1029199210,19cyclictest0-21swapper/312:35:113
10290992118,2cyclictest9296-21kworker/u8:011:11:042
10290992118,2cyclictest6361-21kworker/u8:009:58:042
10290992118,2cyclictest6216-21kworker/u8:008:22:042
10290992118,2cyclictest4188-21kworker/u8:211:40:042
10290992118,2cyclictest32115-21kworker/u8:209:52:052
10290992118,2cyclictest31472-21kworker/u8:111:02:052
10290992118,2cyclictest28697-21kworker/u8:110:22:042
10290992118,2cyclictest18653-21kworker/u8:107:41:042
10290992118,2cyclictest18653-21kworker/u8:107:41:042
10290992118,2cyclictest17124-21kworker/u8:111:53:052
10290992118,2cyclictest17124-21kworker/u8:111:53:042
10290992118,2cyclictest13474-21kworker/u8:209:36:012
1029099211,18cyclictest0-21swapper/210:04:052
214412200,0sleep10-21swapper/110:13:031
10290992017,2cyclictest3980-21kworker/u8:007:18:042
10290992017,2cyclictest31010-21kworker/u8:008:01:042
10290992017,2cyclictest26605-21kworker/u8:010:58:042
10290992017,2cyclictest24945-21kworker/u8:009:48:042
10290992017,2cyclictest20483-21kworker/u8:011:27:052
10290992017,2cyclictest18653-21kworker/u8:108:13:042
10290992017,2cyclictest17178-21kworker/u8:210:39:042
10290992017,2cyclictest1528-21kworker/u8:010:28:042
1029099201,2cyclictest0-21swapper/212:32:042
10290991916,2cyclictest6216-21kworker/u8:008:17:042
10290991916,2cyclictest32502-21kworker/u8:011:49:042
10290991916,2cyclictest27384-21kworker/u8:112:12:042
10290991916,2cyclictest21910-21kworker/u8:107:10:042
10290991916,2cyclictest18653-21kworker/u8:108:06:042
10290991916,2cyclictest16731-21kworker/u8:010:43:042
10290991916,2cyclictest13101-21kworker/u8:012:35:042
10290991916,2cyclictest12917-21kworker/u8:108:36:052
10290991916,2cyclictest12506-21kworker/u8:207:21:042
10290991916,2cyclictest10302-21kworker/u8:208:34:042
1029099190,2cyclictest0-21swapper/210:30:042
1029099190,2cyclictest0-21swapper/210:06:042
1028899199,8cyclictest0-21swapper/010:00:120
10290991815,2cyclictest3071-21kworker/u8:212:23:042
10290991815,2cyclictest22916-21kworker/u8:010:19:042
10290991815,2cyclictest22306-21kworker/u8:012:16:042
10290991815,2cyclictest22306-21kworker/u8:012:05:042
10290991815,2cyclictest22080-21kworker/u8:007:49:042
10290991815,2cyclictest22080-21kworker/u8:007:49:042
10290991815,2cyclictest18967-21kworker/u8:008:53:042
10290991815,2cyclictest12506-21kworker/u8:207:30:042
10290991815,2cyclictest10302-21kworker/u8:208:45:042
1029099180,2cyclictest0-21swapper/212:29:042
1029099180,16cyclictest0-21swapper/207:35:002
1029099180,13cyclictest0-21swapper/209:00:052
245902170,1sleep00-21swapper/009:40:560
10290991714,2cyclictest26816-21kworker/u8:207:53:042
1029099171,2cyclictest0-21swapper/211:57:042
1029099170,2cyclictest0-21swapper/209:05:042
1029099170,16cyclictest0-21swapper/210:14:012
1029199163,7cyclictest0-21swapper/312:05:013
1029199160,3cyclictest17128-21sshd10:08:373
10290991613,2cyclictest26816-21kworker/u8:207:58:042
10290991613,2cyclictest12917-21kworker/u8:108:58:042
1028899161,3cyclictest22888-21gpgv11:25:000
10288991612,2cyclictest0-21swapper/010:20:000
1029199152,7cyclictest0-21swapper/307:50:013
1029199152,7cyclictest0-21swapper/307:50:003
1029199151,3cyclictest9833-21ssh10:35:183
1029199151,12cyclictest27259-21munin-run10:20:003
1029199151,12cyclictest16581-21ssh09:33:113
10291991510,3cyclictest9015-21munin-node10:00:113
1029099150,2cyclictest0-21swapper/212:02:042
1029099150,2cyclictest0-21swapper/208:41:042
1028999153,9cyclictest0-21swapper/109:46:581
1028999151,12cyclictest1545-21users11:35:251
10289991510,3cyclictest19397-21sed11:20:191
10289991510,3cyclictest0-21swapper/111:57:231
1028999150,14cyclictest0-21swapper/111:07:431
1028999150,13cyclictest332250irq/24-eth111:30:501
1028999150,13cyclictest26681-21diskmemload09:30:331
1028999150,13cyclictest14683-21date08:40:011
1028899151,12cyclictest12289-21taskset09:28:500
1028899150,13cyclictest26681-21diskmemload11:34:400
1028899150,13cyclictest23491-21grep11:25:150
1028899150,13cyclictest0-21swapper/012:30:210
269522140,2sleep20-21swapper/209:44:512
1029199149,3cyclictest5129-21runrttasks08:05:123
1029199142,7cyclictest0-21swapper/310:25:003
1029199142,6cyclictest0-21swapper/309:10:003
1029199142,6cyclictest0-21swapper/308:00:003
1029199142,6cyclictest0-21swapper/307:30:003
10291991411,2cyclictest0-21swapper/309:28:073
1029199140,3cyclictest27150-21ssh11:29:223
1029199140,12cyclictest30909-21munin-node3
1029199140,12cyclictest26681-21diskmemload12:06:263
1029199140,12cyclictest0-21swapper/312:25:493
1029199140,12cyclictest0-21swapper/311:10:273
1029199140,12cyclictest0-21swapper/309:35:173
1029099140,2cyclictest0-21swapper/210:49:042
1029099140,12cyclictest30145-21ssh11:31:382
1029099140,12cyclictest26681-21diskmemload09:27:362
1028999145,6cyclictest0-21swapper/107:56:581
10289991411,2cyclictest0-21swapper/111:15:331
10289991411,2cyclictest0-21swapper/109:13:131
1028999140,2cyclictest26681-21diskmemload12:37:131
1028999140,2cyclictest26681-21diskmemload09:57:531
1028999140,2cyclictest0-21swapper/112:07:531
1028999140,2cyclictest0-21swapper/110:49:231
1028999140,13cyclictest6811-21ssh12:16:131
1028999140,13cyclictest0-21swapper/110:20:231
1028999140,12cyclictest14786-21apt-get08:40:111
1028999140,12cyclictest0-21swapper/111:10:581
1028999140,12cyclictest0-21swapper/109:25:181
1028999140,12cyclictest0-21swapper/108:45:161
10288991411,2cyclictest26681-21diskmemload12:25:300
10288991411,2cyclictest0-21swapper/009:58:400
10288991411,2cyclictest0-21swapper/009:31:000
10288991410,2cyclictest298122sleep012:06:030
10288991410,2cyclictest29075-21ssh09:45:400
10288991410,2cyclictest25128-21sh12:36:000
1028899140,12cyclictest26681-21diskmemload11:38:500
1028899140,12cyclictest0-21swapper/010:58:300
1028899140,12cyclictest0-21swapper/010:51:200
1028899140,12cyclictest0-21swapper/009:20:580
1028899140,12cyclictest0-21swapper/008:45:170
273652130,2sleep20-21swapper/210:54:582
215652130,2sleep30-21swapper/310:47:583
135912130,2sleep10-21swapper/110:05:071
134302130,2sleep30-21swapper/311:49:313
1029199138,3cyclictest3829-21ssh09:20:123
1029199138,3cyclictest0-21swapper/309:15:163
1029199132,6cyclictest0-21swapper/309:05:003
10291991310,2cyclictest0-21swapper/312:22:473
10291991310,2cyclictest0-21swapper/311:21:463
10291991310,2cyclictest0-21swapper/309:56:403
10291991310,2cyclictest0-21swapper/309:50:103
10291991310,2cyclictest0-21swapper/309:47:193
1029199130,3cyclictest29278-21rm09:11:393
1029199130,12cyclictest0-21swapper/310:25:133
1029199130,11cyclictest0-21swapper/311:00:073
10290991310,2cyclictest0-21swapper/209:22:362
1029099130,2cyclictest0-21swapper/211:37:382
10289991310,2cyclictest332250irq/24-eth112:10:191
10289991310,2cyclictest0-21swapper/112:27:401
10289991310,2cyclictest0-21swapper/112:00:291
10289991310,2cyclictest0-21swapper/111:41:451
10289991310,2cyclictest0-21swapper/111:04:301
10289991310,2cyclictest0-21swapper/110:44:541
10289991310,2cyclictest0-21swapper/110:16:181
10289991310,2cyclictest0-21swapper/109:53:331
10289991310,2cyclictest0-21swapper/109:35:431
10289991310,2cyclictest0-21swapper/109:15:431
10289991310,2cyclictest0-21swapper/109:05:131
10289991310,2cyclictest0-21swapper/108:50:141
1028999130,2cyclictest26681-21diskmemload10:30:021
1028999130,2cyclictest0-21swapper/112:33:041
1028999130,2cyclictest0-21swapper/111:46:531
1028999130,2cyclictest0-21swapper/107:10:121
1028999130,12cyclictest0-21swapper/111:25:331
1028999130,12cyclictest0-21swapper/110:00:031
1028899138,3cyclictest9695-21df_abs11:10:130
1028899138,3cyclictest0-21swapper/012:15:000
1028899138,3cyclictest0-21swapper/011:43:080
10288991310,2cyclictest0-21swapper/012:20:150
10288991310,2cyclictest0-21swapper/011:50:170
10288991310,2cyclictest0-21swapper/011:50:170
10288991310,2cyclictest0-21swapper/011:04:330
10288991310,2cyclictest0-21swapper/010:37:300
10288991310,2cyclictest0-21swapper/010:07:500
10288991310,2cyclictest0-21swapper/009:11:580
10288991310,2cyclictest0-21swapper/008:30:250
1028899130,2cyclictest26681-21diskmemload09:52:190
1028899130,2cyclictest0-21swapper/012:00:080
1028899130,2cyclictest0-21swapper/011:55:250
1028899130,2cyclictest0-21swapper/010:46:480
1028899130,2cyclictest0-21swapper/010:30:240
1028899130,2cyclictest0-21swapper/009:05:120
1028899130,12cyclictest0-21swapper/011:06:380
1028899130,11cyclictest26681-21diskmemload09:36:340
1028899130,11cyclictest0-21swapper/010:14:380
1028899130,11cyclictest0-21swapper/009:16:080
1029199129,2cyclictest0-21swapper/311:30:253
1029199129,2cyclictest0-21swapper/311:15:303
1029199129,2cyclictest0-21swapper/311:09:163
1029199129,2cyclictest0-21swapper/310:40:133
1029199129,2cyclictest0-21swapper/309:40:193
1029199129,2cyclictest0-21swapper/308:10:283
1029199129,2cyclictest0-21swapper/307:50:233
1029199129,2cyclictest0-21swapper/307:40:003
1029199129,2cyclictest0-21swapper/307:40:003
1029199122,7cyclictest0-21swapper/308:55:013
1029199122,5cyclictest0-21swapper/307:25:003
1029199120,2cyclictest0-21swapper/311:41:533
1029199120,2cyclictest0-21swapper/310:11:293
1029199120,2cyclictest0-21swapper/307:35:143
1029199120,2cyclictest0-21swapper/307:10:203
1029199120,11cyclictest0-21swapper/312:32:203
1029199120,11cyclictest0-21swapper/312:10:413
1029199120,11cyclictest0-21swapper/311:56:043
1029199120,11cyclictest0-21swapper/311:51:013
1029199120,11cyclictest0-21swapper/311:51:013
1029199120,11cyclictest0-21swapper/308:50:213
1029199120,11cyclictest0-21swapper/308:20:173
1029099120,11cyclictest0-21swapper/211:15:232
1028999129,2cyclictest0-21swapper/110:50:361
1028999129,2cyclictest0-21swapper/109:41:251
1028999129,2cyclictest0-21swapper/109:23:151
1028999129,2cyclictest0-21swapper/107:40:201
1028999129,2cyclictest0-21swapper/107:40:191
1028999129,2cyclictest0-21swapper/107:35:121
1028999122,7cyclictest5906-21metacity07:26:581
1028999120,2cyclictest0-21swapper/111:50:551
1028999120,2cyclictest0-21swapper/111:50:551
1028999120,11cyclictest0-21swapper/108:00:261
1028999120,10cyclictest0-21swapper/108:20:211
1028899129,2cyclictest0-21swapper/012:16:400
1028899129,2cyclictest0-21swapper/011:16:590
1028899129,2cyclictest0-21swapper/009:04:300
1028899122,5cyclictest0-21swapper/008:15:010
1028899121,6cyclictest309-21copy08:05:000
1028899121,6cyclictest0-21swapper/008:15:000
1028899121,3cyclictest12757-21apt-get08:35:110
1028899120,2cyclictest0-21swapper/008:25:180
1028899120,11cyclictest0-21swapper/010:42:380
1028899120,11cyclictest0-21swapper/010:27:040
1028899120,11cyclictest0-21swapper/010:20:260
1028899120,11cyclictest0-21swapper/008:50:080
1028899120,11cyclictest0-21swapper/007:20:250
1029199118,2cyclictest0-21swapper/308:15:153
1029199112,6cyclictest0-21swapper/308:36:583
1028999118,2cyclictest0-21swapper/107:45:031
1028999118,2cyclictest0-21swapper/107:45:031
1028999112,7cyclictest0-21swapper/108:16:581
1028999112,7cyclictest0-21swapper/107:15:581
1028999112,6cyclictest5906-21metacity07:54:581
1028999112,6cyclictest0-21swapper/108:31:581
1028999111,8cyclictest32702-21apt-get08:05:051
1028999111,8cyclictest21526-21iostat_ios08:55:191
1028999111,7cyclictest5906-21metacity09:01:591
1028999111,7cyclictest0-21swapper/108:27:591
1028999111,5cyclictest0-21swapper/107:25:011
1028899115,3cyclictest0-21swapper/007:40:580
1028899115,3cyclictest0-21swapper/007:40:580
1028899113,6cyclictest0-21swapper/008:55:270
1028899111,8cyclictest13246-21latency07:15:170
1028899110,9cyclictest0-21swapper/008:05:070
1028899110,9cyclictest0-21swapper/007:40:000
1028899110,10cyclictest0-21swapper/007:28:300
1029199102,6cyclictest0-21swapper/307:15:233
1028999107,2cyclictest0-21swapper/107:30:101
1028999100,3cyclictest2503-21munin-node1
1028899105,3cyclictest10658-21head07:10:140
1028899102,6cyclictest0-21swapper/008:40:240
29740290,1sleep00-21swapper/007:55:220
102919994,3cyclictest4829-21Xorg08:28:583
102919994,3cyclictest19099-21cut07:30:143
102919994,3cyclictest14815-21head08:40:123
102919994,3cyclictest11003-21cpuspeed_turbos08:30:133
102889994,3cyclictest6843-21head08:20:120
102889991,6cyclictest0-21swapper/007:30:220
102919983,3cyclictest17086-21grep08:45:143
102889984,3cyclictest22080-21kworker/u8:007:45:410
102889984,3cyclictest22080-21kworker/u8:007:45:410
102889983,3cyclictest27033-21df_abs07:50:110
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