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2026-05-26 - 01:35

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 Mon May 25, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
240442121110,6sleep10-21swapper/107:05:081
25674211086,18sleep00-21swapper/007:08:000
25537210897,6sleep20-21swapper/207:06:132
25555210796,6sleep30-21swapper/307:06:263
129492850,2sleep212950-21sh10:53:132
304632810,0sleep20-21swapper/209:30:162
156782740,0sleep30-21swapper/310:55:353
158902720,0sleep30-21swapper/309:15:183
150692280,0sleep115070-21ssh11:29:241
63012240,0sleep20-21swapper/210:46:002
35972230,1sleep20-21swapper/211:16:382
35972230,1sleep20-21swapper/211:16:382
2586199200,18cyclictest0-21swapper/311:10:113
2586199200,18cyclictest0-21swapper/308:05:113
25860991916,2cyclictest7842-21kworker/u8:011:23:042
25860991916,2cyclictest16618-21kworker/u8:112:13:042
25860991915,3cyclictest6853-21kworker/u8:009:41:042
25858991916,2cyclictest9870-21kworker/u8:209:12:040
25861991813,3cyclictest0-21swapper/312:00:133
25860991815,2cyclictest6853-21kworker/u8:010:22:012
25860991815,2cyclictest24743-21kworker/u8:110:00:042
25860991815,2cyclictest22363-21kworker/u8:109:23:042
25858991815,2cyclictest20032-21kworker/u8:310:55:040
87342170,1sleep30-21swapper/311:55:313
25860991714,2cyclictest29685-21kworker/u8:012:26:012
25860991714,2cyclictest12876-21kworker/u8:209:46:042
2586199161,13cyclictest18589-21ssh09:51:133
2586099161,3cyclictest11616-21rm11:25:142
2586099161,3cyclictest0-21swapper/208:45:012
25860991613,2cyclictest29685-21kworker/u8:012:23:042
25860991613,2cyclictest12876-21kworker/u8:209:54:032
25860991611,3cyclictest15709-21users08:01:032
25860991611,3cyclictest15709-21users08:01:032
2586099160,2cyclictest0-21swapper/209:12:042
2585999169,5cyclictest0-21swapper/109:21:281
25858991613,2cyclictest28242-21kworker/u8:008:06:010
25858991613,2cyclictest22363-21kworker/u8:109:24:040
232782160,1sleep10-21swapper/111:37:131
136752160,1sleep30-21swapper/309:46:043
25861991510,3cyclictest21122-21grep11:01:033
25860991512,2cyclictest0-21swapper/211:39:422
25860991511,3cyclictest0-21swapper/211:51:022
2586099150,13cyclictest25887-21latency_hist10:00:002
2586099150,13cyclictest18657-21sh10:25:172
25859991510,3cyclictest9148-21awk10:15:161
2585999150,3cyclictest1484-21apt-get07:30:061
2585999150,2cyclictest0-21swapper/111:42:161
2585999150,13cyclictest9931-21diskmemload11:51:251
25858991512,2cyclictest0-21swapper/008:15:150
2585899151,12cyclictest0-21swapper/011:52:410
2585899150,13cyclictest14560-21sh11:28:350
2585899150,13cyclictest0-21swapper/011:10:130
2586199149,3cyclictest31717-21ssh09:31:253
2586199143,8cyclictest4562-21gdm-simple-gree12:16:593
25861991411,2cyclictest0-21swapper/310:51:033
25861991411,2cyclictest0-21swapper/310:45:133
25861991411,2cyclictest0-21swapper/307:55:093
25861991411,2cyclictest0-21swapper/307:55:093
2586199140,2cyclictest0-21swapper/308:01:033
2586199140,2cyclictest0-21swapper/308:01:033
2586199140,13cyclictest0-21swapper/310:44:233
25860991411,2cyclictest7786-21kworker/u8:009:15:042
25860991411,2cyclictest4031-21kworker/u8:208:56:052
25860991411,2cyclictest28242-21kworker/u8:007:58:042
25860991411,2cyclictest28242-21kworker/u8:007:58:042
25860991411,2cyclictest27520-21kworker/u8:209:36:042
25860991411,2cyclictest24788-21telnet09:25:112
25860991411,2cyclictest0-21swapper/212:18:322
25860991411,2cyclictest0-21swapper/211:42:222
25860991411,2cyclictest0-21swapper/210:58:222
25860991411,2cyclictest0-21swapper/207:50:132
2586099141,11cyclictest0-21swapper/212:30:352
25860991410,3cyclictest27598-21ssh11:08:322
2586099140,13cyclictest0-21swapper/212:38:022
2586099140,13cyclictest0-21swapper/210:30:152
2586099140,13cyclictest0-21swapper/210:11:122
2586099140,12cyclictest0-21swapper/210:15:102
2586099140,12cyclictest0-21swapper/210:05:532
2585999145,6cyclictest0-21swapper/107:11:581
25859991411,2cyclictest0-21swapper/112:00:161
25859991411,2cyclictest0-21swapper/111:06:461
25859991411,2cyclictest0-21swapper/110:24:061
25859991411,2cyclictest0-21swapper/109:55:161
2585999140,2cyclictest29854-21ssh10:03:501
2585999140,2cyclictest0-21swapper/112:29:261
2585999140,2cyclictest0-21swapper/109:39:261
2585999140,13cyclictest0-21swapper/112:18:151
2585999140,12cyclictest4750-21cut10:10:391
2585999140,12cyclictest1365-21sh11:48:391
2585999140,12cyclictest0-21swapper/109:18:381
2585999140,12cyclictest0-21swapper/107:55:131
2585999140,12cyclictest0-21swapper/107:55:131
25858991411,2cyclictest3899-21aten2.4-expect07:35:110
25858991411,2cyclictest0-21swapper/012:08:250
25858991411,2cyclictest0-21swapper/010:52:350
25858991411,2cyclictest0-21swapper/010:45:150
25858991410,2cyclictest27520-21kworker/u8:209:35:040
2585899140,3cyclictest6411-21fschecks_count07:40:140
2585899140,2cyclictest26859-21aten2.4_r3power12:15:120
2585899140,13cyclictest0-21swapper/010:41:150
2585899140,12cyclictest0-21swapper/012:01:570
2586199132,6cyclictest0-21swapper/312:29:593
2586199131,6cyclictest13417-21copy12:35:003
25861991310,2cyclictest0-21swapper/311:24:333
25861991310,2cyclictest0-21swapper/309:13:453
25861991310,2cyclictest0-21swapper/308:25:133
2586199130,2cyclictest0-21swapper/310:00:053
2586199130,2cyclictest0-21swapper/309:35:183
2586199130,12cyclictest0-21swapper/310:20:333
2586199130,12cyclictest0-21swapper/309:00:153
2586199130,11cyclictest0-21swapper/309:22:553
2586199130,11cyclictest0-21swapper/308:46:033
25860991310,2cyclictest9931-21diskmemload11:01:562
25860991310,2cyclictest28373-21kworker/u8:108:48:042
25860991310,2cyclictest0-21swapper/212:05:042
25860991310,2cyclictest0-21swapper/211:56:342
25860991310,2cyclictest0-21swapper/211:30:352
25860991310,2cyclictest0-21swapper/211:10:022
25860991310,2cyclictest0-21swapper/209:05:192
25860991310,2cyclictest0-21swapper/209:00:132
25860991310,2cyclictest0-21swapper/208:50:132
25860991310,2cyclictest0-21swapper/208:05:402
2586099130,2cyclictest9931-21diskmemload12:01:522
2586099130,2cyclictest0-21swapper/208:10:142
2586099130,2cyclictest0-21swapper/207:44:362
2586099130,2cyclictest0-21swapper/207:10:162
2586099130,12cyclictest27483-21ssh10:35:122
2586099130,12cyclictest0-21swapper/211:46:062
2586099130,12cyclictest0-21swapper/210:40:492
2586099130,12cyclictest0-21swapper/208:25:152
2586099130,12cyclictest0-21swapper/207:30:142
2585999139,2cyclictest0-21swapper/108:35:151
2585999132,8cyclictest0-21swapper/108:05:011
2585999132,7cyclictest0-21swapper/109:09:591
25859991310,2cyclictest9931-21diskmemload10:52:511
25859991310,2cyclictest0-21swapper/112:05:171
25859991310,2cyclictest0-21swapper/111:57:591
25859991310,2cyclictest0-21swapper/111:22:001
25859991310,2cyclictest0-21swapper/110:36:161
25859991310,2cyclictest0-21swapper/110:26:411
25859991310,2cyclictest0-21swapper/109:54:491
2585999130,2cyclictest25166-21fschecks_count09:25:131
2585999130,2cyclictest0-21swapper/112:14:361
2585999130,2cyclictest0-21swapper/110:46:501
2585999130,2cyclictest0-21swapper/109:41:411
2585999130,12cyclictest0-21swapper/111:30:171
2585999130,12cyclictest0-21swapper/110:57:111
2585999130,12cyclictest0-21swapper/110:06:261
2585999130,12cyclictest0-21swapper/109:10:261
2585999130,12cyclictest0-21swapper/107:44:431
25858991310,2cyclictest28242-21kworker/u8:007:50:040
25858991310,2cyclictest12876-21kworker/u8:209:47:040
25858991310,2cyclictest0-21swapper/012:31:010
25858991310,2cyclictest0-21swapper/012:27:240
25858991310,2cyclictest0-21swapper/011:58:110
25858991310,2cyclictest0-21swapper/011:41:020
25858991310,2cyclictest0-21swapper/011:00:150
25858991310,2cyclictest0-21swapper/010:29:250
25858991310,2cyclictest0-21swapper/010:21:430
25858991310,2cyclictest0-21swapper/010:11:060
25858991310,2cyclictest0-21swapper/010:01:030
25858991310,2cyclictest0-21swapper/009:51:300
25858991310,2cyclictest0-21swapper/009:25:180
2585899130,2cyclictest24250-21ssh11:38:450
2585899130,2cyclictest0-21swapper/012:35:120
2585899130,2cyclictest0-21swapper/011:23:500
2585899130,2cyclictest0-21swapper/010:09:340
2585899130,2cyclictest0-21swapper/008:35:140
2585899130,2cyclictest0-21swapper/007:55:150
2585899130,2cyclictest0-21swapper/007:55:150
2585899130,2cyclictest0-21swapper/007:45:120
2585899130,12cyclictest0-21swapper/011:15:180
2585899130,12cyclictest0-21swapper/011:15:170
2585899130,12cyclictest0-21swapper/009:40:050
2585899130,12cyclictest0-21swapper/007:30:120
2585899130,11cyclictest0-21swapper/012:13:040
186562131,8sleep118834-21hddtemp_smartct08:10:141
300082120,2sleep30-21swapper/310:37:003
29302120,2sleep30-21swapper/307:31:023
271452120,2sleep30-21swapper/311:07:503
2586199129,2cyclictest0-21swapper/312:12:163
2586199129,2cyclictest0-21swapper/311:40:143
2586199129,2cyclictest0-21swapper/309:55:553
2586199129,2cyclictest0-21swapper/309:41:353
2586199129,2cyclictest0-21swapper/309:05:163
2586199129,2cyclictest0-21swapper/307:20:143
2586199127,3cyclictest0-21swapper/310:30:163
2586199127,3cyclictest0-21swapper/309:29:523
2586199122,7cyclictest0-21swapper/308:44:593
2586199120,2cyclictest0-21swapper/311:15:063
2586199120,2cyclictest0-21swapper/311:15:063
2586199120,2cyclictest0-21swapper/308:15:153
2586199120,2cyclictest0-21swapper/307:36:023
2586099129,2cyclictest636-21ps07:25:202
2586099129,2cyclictest28242-21kworker/u8:007:24:012
2585999129,2cyclictest0-21swapper/112:35:111
2585999129,2cyclictest0-21swapper/112:32:011
2585999129,2cyclictest0-21swapper/111:16:111
2585999129,2cyclictest0-21swapper/111:16:111
2585999129,2cyclictest0-21swapper/110:40:101
2585999129,2cyclictest0-21swapper/110:30:301
2585999129,2cyclictest0-21swapper/109:48:111
2585999127,3cyclictest0-21swapper/112:20:511
2585999122,7cyclictest0-21swapper/108:59:591
2585999122,7cyclictest0-21swapper/108:51:591
2585999122,7cyclictest0-21swapper/107:28:581
2585999122,7cyclictest0-21swapper/107:24:021
2585999120,2cyclictest0-21swapper/107:45:121
2585999120,11cyclictest0-21swapper/111:10:511
2585999120,11cyclictest0-21swapper/111:00:071
2585999120,11cyclictest0-21swapper/109:31:571
2585999120,11cyclictest0-21swapper/108:25:411
2585999120,11cyclictest0-21swapper/107:15:121
2585999120,10cyclictest31404-21cut08:40:381
2585999120,10cyclictest0-21swapper/108:21:161
2585899129,2cyclictest28242-21kworker/u8:007:25:040
2585899129,2cyclictest22363-21kworker/u8:109:30:040
2585899129,2cyclictest20309-21kworker/u8:108:22:010
2585899129,2cyclictest0-21swapper/011:48:140
2585899129,2cyclictest0-21swapper/011:05:070
2585899129,2cyclictest0-21swapper/009:59:320
2585899129,2cyclictest0-21swapper/009:15:490
2585899129,2cyclictest0-21swapper/009:05:160
2585899129,2cyclictest0-21swapper/008:50:200
2585899128,3cyclictest25113-21sed08:25:180
2585899120,2cyclictest0-21swapper/012:24:420
2585899120,2cyclictest0-21swapper/008:40:160
2585899120,11cyclictest8222-21apt-get10:15:100
2585899120,11cyclictest0-21swapper/011:30:550
2585899120,11cyclictest0-21swapper/010:35:350
2585899120,11cyclictest0-21swapper/010:30:180
2585899120,11cyclictest0-21swapper/009:01:030
169122120,2sleep316926-21ssh12:38:013
12792120,2sleep30-21swapper/312:21:223
2586199119,1cyclictest0-21swapper/308:20:133
2586199118,2cyclictest0-21swapper/311:52:433
2586199118,2cyclictest0-21swapper/308:55:133
2586199118,2cyclictest0-21swapper/307:15:163
2586199117,2cyclictest0-21swapper/307:10:113
2586199116,3cyclictest31069-21sh10:05:133
2586199112,6cyclictest0-21swapper/311:38:023
2586199111,6cyclictest0-21swapper/308:36:023
2586199110,3cyclictest0-21swapper/307:50:523
2586199110,2cyclictest0-21swapper/310:18:353
2586199110,10cyclictest0-21swapper/312:05:113
2586099118,2cyclictest28373-21kworker/u8:108:39:042
2586099118,2cyclictest21696-21kworker/u8:207:15:042
2586099118,2cyclictest0-21swapper/208:20:132
2586099118,2cyclictest0-21swapper/208:15:132
2585999118,2cyclictest0-21swapper/107:51:031
2585999118,2cyclictest0-21swapper/107:35:291
2585999111,7cyclictest4562-21gdm-simple-gree08:18:591
2585999110,9cyclictest0-21swapper/108:00:111
2585999110,9cyclictest0-21swapper/108:00:111
2585899118,2cyclictest31966-21copy07:25:000
2585899118,2cyclictest0-21swapper/007:16:000
208882110,2sleep30-21swapper/310:27:463
196422110,2sleep30-21swapper/311:34:043
2586199105,3cyclictest4431-21ps10:10:183
2586199105,3cyclictest2328-21sshd08:50:153
2586199100,2cyclictest0-21swapper/311:26:353
2585999107,2cyclictest0-21swapper/108:30:121
2585999100,8cyclictest6125-21munin-node1
2585999100,7cyclictest0-21swapper/108:47:021
10582100,2sleep30-21swapper/307:26:053
258619994,3cyclictest9096-21ntp_offset07:45:173
258619994,3cyclictest3728-21runrttasks08:11:153
258619994,3cyclictest30193-21munin-node3
258619991,3cyclictest0-21swapper/307:40:143
258609991,3cyclictest0-21swapper/208:30:122
258589996,2cyclictest3864-21kworker/u8:208:12:040
258589996,2cyclictest0-21swapper/007:10:150
258589990,2cyclictest0-21swapper/008:00:150
258589990,2cyclictest0-21swapper/008:00:150
258619983,3cyclictest26716-21sh08:30:133
258609983,3cyclictest8264-21head07:45:112
258609983,3cyclictest4094-21cpuspeed_turbos07:35:122
258589980,7cyclictest0-21swapper/008:56:050
258589980,7cyclictest0-21swapper/008:47:060
258589974,2cyclictest0-21swapper/008:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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