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2026-06-28 - 15:30

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 Sun Jun 28, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
530621360,1sleep30-21swapper/310:52:423
20655211795,15sleep10-21swapper/107:05:291
21134211392,16sleep20-21swapper/207:06:172
21366211189,16sleep30-21swapper/307:09:193
21194210695,6sleep00-21swapper/007:07:030
23752750,0sleep20-21swapper/211:25:122
91182710,0sleep30-21swapper/312:06:583
238132710,0sleep10-21swapper/107:15:131
46892680,0sleep10-21swapper/109:05:181
100912550,0sleep010090-21ssh10:23:050
80942280,0sleep00-21swapper/012:05:550
311522240,1sleep1221ktimersoftd/110:10:401
221272230,0sleep00-21swapper/007:10:150
316972220,4sleep02145099cyclictest09:36:360
86442210,1sleep121-21rcuc/110:21:021
21453992110,2cyclictest15502-21ssh09:54:353
21452992117,2cyclictest2052-21ssh10:15:102
2145199210,19cyclictest0-21swapper/108:40:121
2145399200,2cyclictest0-21swapper/309:58:483
2145399200,18cyclictest0-21swapper/311:55:103
2145299204,12cyclictest0-21swapper/211:24:042
21452992017,2cyclictest24341-21kworker/u8:011:00:052
21452992017,2cyclictest19031-21kworker/u8:009:46:052
2145199201,17cyclictest0-21swapper/110:55:091
2145099200,2cyclictest0-21swapper/010:05:110
2145099200,18cyclictest0-21swapper/012:00:120
171962200,1sleep121-21rcuc/108:16:021
2145399198,3cyclictest5880-21ssh10:18:523
2145399192,6cyclictest0-21swapper/307:21:013
21452991916,2cyclictest9396-21kworker/u8:210:26:052
21452991916,2cyclictest29938-21kworker/u8:007:38:042
21452991916,2cyclictest25929-21kworker/u8:109:32:042
21452991916,2cyclictest2477-21kworker/u8:207:12:042
21452991916,2cyclictest13266-21kworker/u8:208:18:042
2145399189,2cyclictest0-21swapper/310:06:513
2145399189,2cyclictest0-21swapper/309:30:133
2145399189,2cyclictest0-21swapper/309:19:353
2145399182,7cyclictest0-21swapper/310:48:593
2145399180,2cyclictest0-21swapper/312:30:103
2145399180,2cyclictest0-21swapper/311:42:153
2145399180,2cyclictest0-21swapper/311:08:063
2145399180,2cyclictest0-21swapper/310:59:063
2145399180,1cyclictest0-21swapper/310:39:053
2145399180,16cyclictest0-21swapper/310:28:253
21452991815,2cyclictest3853-21kworker/u8:211:16:042
21452991815,2cyclictest28938-21kworker/u8:008:52:042
21452991815,2cyclictest28268-21kworker/u8:311:53:042
21452991815,2cyclictest24029-21kworker/u8:209:07:042
21452991815,2cyclictest20647-21kworker/u8:212:36:042
21452991815,2cyclictest1688-21kworker/u8:209:53:042
21452991815,2cyclictest13639-21kworker/u8:112:17:042
21452991815,2cyclictest11252-21kworker/u8:110:20:042
21452991815,2cyclictest10816-21kworker/u8:008:05:042
21452991815,2cyclictest10816-21kworker/u8:008:04:042
2145299180,16cyclictest0-21swapper/211:41:042
2145299180,16cyclictest0-21swapper/207:40:122
2145299180,13cyclictest0-21swapper/208:34:042
21450991815,2cyclictest15242-21ssh09:20:100
2145099180,16cyclictest0-21swapper/007:40:120
2145399179,2cyclictest0-21swapper/311:49:543
2145399179,2cyclictest0-21swapper/309:36:553
2145399178,2cyclictest0-21swapper/312:11:573
2145399172,5cyclictest0-21swapper/311:33:583
21453991711,5cyclictest0-21swapper/312:03:043
21453991710,6cyclictest5486-21diskmemload12:15:133
21453991710,2cyclictest0-21swapper/311:27:253
2145399170,2cyclictest0-21swapper/312:36:373
2145399170,2cyclictest0-21swapper/310:13:253
2145399170,16cyclictest0-21swapper/310:33:343
2145399170,15cyclictest0-21swapper/309:20:433
2145399170,11cyclictest0-21swapper/311:38:413
2145399170,11cyclictest0-21swapper/311:20:223
2145399170,11cyclictest0-21swapper/311:16:103
2145399170,11cyclictest0-21swapper/308:56:043
2145399170,10cyclictest0-21swapper/309:45:503
21452991714,2cyclictest7386-21kworker/u8:108:14:042
21452991714,2cyclictest5981-21kworker/u8:009:11:042
21452991714,2cyclictest3853-21kworker/u8:210:51:042
21452991714,2cyclictest3246-21kworker/u8:109:23:042
21452991714,2cyclictest3246-21kworker/u8:109:04:012
21452991714,2cyclictest24029-21kworker/u8:208:58:042
21452991714,2cyclictest23771-21kworker/u8:007:24:012
21452991714,2cyclictest1427-21kworker/u8:207:45:042
21452991714,2cyclictest11252-21kworker/u8:110:10:042
2145199171,3cyclictest0-21swapper/112:20:201
2145399167,2cyclictest0-21swapper/309:05:133
21453991611,3cyclictest0-21swapper/310:01:023
2145399160,2cyclictest0-21swapper/311:52:203
2145399160,10cyclictest0-21swapper/310:41:593
2145399160,10cyclictest0-21swapper/310:21:073
2145299161,3cyclictest0-21swapper/211:00:002
21452991613,2cyclictest28938-21kworker/u8:008:48:042
21452991613,2cyclictest23771-21kworker/u8:007:19:042
21452991613,2cyclictest18037-21kworker/u8:010:06:042
21452991613,2cyclictest18037-21kworker/u8:010:03:042
2145299160,2cyclictest0-21swapper/212:32:012
2145299160,14cyclictest0-21swapper/211:45:132
2145299160,14cyclictest0-21swapper/207:50:112
2145199161,3cyclictest26594-21rm10:40:301
21451991611,3cyclictest0-21swapper/110:53:271
21450991613,2cyclictest23094-21sh11:47:040
54312150,2sleep00-21swapper/010:18:090
2145399152,6cyclictest0-21swapper/307:57:013
2145399152,6cyclictest0-21swapper/307:16:593
2145399151,12cyclictest0-21swapper/308:20:113
2145399150,13cyclictest0-21swapper/311:14:143
2145399150,13cyclictest0-21swapper/307:40:153
21452991512,2cyclictest29938-21kworker/u8:007:31:042
21452991512,2cyclictest25231-21kworker/u8:112:26:052
2145299151,12cyclictest1934-21ssh12:00:112
2145299150,13cyclictest0-21swapper/210:31:042
2145299150,10cyclictest0-21swapper/210:42:012
2145199151,12cyclictest1316-21rm10:49:101
2145199151,12cyclictest0-21swapper/111:45:411
21451991510,3cyclictest8094-21df_abs07:55:141
2145199150,3cyclictest0-21swapper/107:20:161
2145199150,13cyclictest0-21swapper/112:15:121
2145199150,13cyclictest0-21swapper/107:25:171
2145399141,7cyclictest0-21swapper/308:25:013
21452991411,2cyclictest9396-21kworker/u8:210:36:052
21452991410,2cyclictest207292chrt08:25:172
2145299140,2cyclictest0-21swapper/212:05:042
2145299140,2cyclictest0-21swapper/211:10:122
2145299140,2cyclictest0-21swapper/209:26:052
2145199142,7cyclictest0-21swapper/112:10:001
2145199142,7cyclictest0-21swapper/111:55:001
2145199142,7cyclictest0-21swapper/107:50:011
2145199142,6cyclictest0-21swapper/108:10:001
2145199141,2cyclictest0-21swapper/112:09:431
2145199141,2cyclictest0-21swapper/108:45:311
2145199141,11cyclictest0-21swapper/111:55:171
21451991410,2cyclictest16319-21apt-get11:05:111
2145199140,3cyclictest0-21swapper/111:22:051
2145199140,2cyclictest0-21swapper/109:49:371
2145199140,12cyclictest0-21swapper/109:25:521
21450991411,2cyclictest0-21swapper/010:30:210
2145099140,2cyclictest0-21swapper/011:22:410
2145099140,2cyclictest0-21swapper/009:42:410
2145099140,13cyclictest0-21swapper/010:42:050
2145099140,12cyclictest0-21swapper/011:38:410
2145099140,12cyclictest0-21swapper/011:09:010
40982130,2sleep10-21swapper/112:36:191
2145399139,2cyclictest0-21swapper/308:16:023
21453991310,2cyclictest0-21swapper/312:21:023
21453991310,2cyclictest0-21swapper/311:04:543
21453991310,2cyclictest0-21swapper/309:26:543
21453991310,2cyclictest0-21swapper/309:14:053
21453991310,2cyclictest0-21swapper/307:10:193
2145399130,2cyclictest0-21swapper/308:50:093
2145399130,12cyclictest0-21swapper/312:27:243
2145399130,12cyclictest0-21swapper/307:45:153
21452991310,2cyclictest0-21swapper/212:23:422
2145299130,2cyclictest0-21swapper/209:19:042
2145299130,2cyclictest0-21swapper/208:42:012
2145299130,2cyclictest0-21swapper/207:56:012
2145199139,2cyclictest0-21swapper/109:53:521
2145199138,3cyclictest2332-21mktemp09:40:151
2145199138,3cyclictest0-21swapper/111:28:201
2145199132,6cyclictest0-21swapper/107:50:011
2145199131,6cyclictest0-21swapper/108:05:011
2145199131,3cyclictest6985-21munin-node1
2145199131,3cyclictest0-21swapper/109:10:191
2145199131,10cyclictest0-21swapper/109:17:421
2145199131,10cyclictest0-21swapper/108:35:211
2145199131,10cyclictest0-21swapper/108:21:031
21451991310,2cyclictest5486-21diskmemload11:11:191
21451991310,2cyclictest0-21swapper/111:42:021
21451991310,2cyclictest0-21swapper/110:01:391
21451991310,2cyclictest0-21swapper/107:35:391
2145199130,2cyclictest5486-21diskmemload10:20:001
2145199130,2cyclictest0-21swapper/110:35:181
2145199130,2cyclictest0-21swapper/109:30:081
2145199130,12cyclictest5486-21diskmemload09:20:481
2145199130,12cyclictest0-21swapper/112:00:301
2145199130,12cyclictest0-21swapper/110:30:181
2145199130,12cyclictest0-21swapper/110:25:181
2145199130,12cyclictest0-21swapper/110:06:481
2145199130,12cyclictest0-21swapper/109:37:291
2145199130,11cyclictest0-21swapper/111:00:141
2145099135,5cyclictest0-21swapper/007:26:580
2145099131,2cyclictest2677-21sensors_temp09:01:030
21450991310,2cyclictest17526-21ssh09:55:510
21450991310,2cyclictest11981-21ssh12:10:160
21450991310,2cyclictest0-21swapper/011:30:150
21450991310,2cyclictest0-21swapper/011:27:410
21450991310,2cyclictest0-21swapper/010:56:110
21450991310,2cyclictest0-21swapper/010:12:010
21450991310,2cyclictest0-21swapper/010:04:410
21450991310,2cyclictest0-21swapper/009:51:130
21450991310,2cyclictest0-21swapper/009:14:010
2145099130,2cyclictest0-21swapper/010:51:420
2145099130,2cyclictest0-21swapper/010:38:410
2145099130,2cyclictest0-21swapper/008:00:110
2145099130,12cyclictest0-21swapper/012:38:410
2145099130,12cyclictest0-21swapper/011:50:100
2145099130,12cyclictest0-21swapper/011:00:310
2145099130,12cyclictest0-21swapper/010:26:020
2145099130,11cyclictest25545-21apt-get11:15:100
2145099130,11cyclictest0-21swapper/012:25:320
2145099130,11cyclictest0-21swapper/009:32:320
198692130,10sleep019928-21aten2.4_r3power08:25:120
2145399122,7cyclictest0-21swapper/308:43:013
2145399122,7cyclictest0-21swapper/307:39:013
2145399120,11cyclictest0-21swapper/309:41:213
2145299122,7cyclictest0-21swapper/209:40:022
2145299122,7cyclictest0-21swapper/208:38:582
2145299121,8cyclictest4562-21gdm-simple-gree11:58:592
2145299120,2cyclictest0-21swapper/212:13:042
2145299120,2cyclictest0-21swapper/211:07:042
2145299120,2cyclictest0-21swapper/207:27:042
2145299120,11cyclictest0-21swapper/211:38:012
2145199129,2cyclictest0-21swapper/112:30:001
2145199121,9cyclictest19866-21munin-node1
2145199121,9cyclictest13819-21munin-node1
2145199121,9cyclictest0-21swapper/108:50:371
2145199121,3cyclictest21663-21munin-node1
2145199121,3cyclictest0-21swapper/111:15:111
2145199121,3cyclictest0-21swapper/108:30:151
2145199120,2cyclictest0-21swapper/112:25:401
2145199120,11cyclictest0-21swapper/111:35:221
2145199120,11cyclictest0-21swapper/107:40:151
2145099129,2cyclictest25704-21apt-get07:20:110
2145099129,2cyclictest0-21swapper/007:30:060
2145099126,5cyclictest0-21swapper/009:26:040
2145099120,2cyclictest5486-21diskmemload12:33:120
2145099120,2cyclictest0-21swapper/010:47:320
2145099120,2cyclictest0-21swapper/009:45:310
2145099120,11cyclictest0-21swapper/012:20:140
2145099120,11cyclictest0-21swapper/012:17:320
2145099120,11cyclictest0-21swapper/011:57:330
2145099120,11cyclictest0-21swapper/011:41:020
2145099120,11cyclictest0-21swapper/011:10:050
129852120,9sleep00-21swapper/009:16:570
2145399118,2cyclictest0-21swapper/308:10:173
2145299118,2cyclictest0-21swapper/210:45:122
2145299118,2cyclictest0-21swapper/209:55:412
2145299112,6cyclictest4562-21gdm-simple-gree11:30:592
2145299110,2cyclictest0-21swapper/208:20:042
2145299110,10cyclictest0-21swapper/209:37:422
2145199117,2cyclictest0-21swapper/108:55:141
2145199111,8cyclictest0-21swapper/109:55:131
2145199111,3cyclictest0-21swapper/109:00:151
2145199110,9cyclictest0-21swapper/107:30:141
2145099113,6cyclictest0-21swapper/007:51:000
2145099112,6cyclictest0-21swapper/008:16:580
2145099110,10cyclictest1427-21kworker/u8:207:56:010
2145099110,10cyclictest0-21swapper/008:45:160
2145099110,10cyclictest0-21swapper/008:35:450
2145399107,2cyclictest0-21swapper/309:00:193
2145399102,5cyclictest0-21swapper/307:53:583
2145399100,7cyclictest0-21swapper/308:09:593
2145399100,7cyclictest0-21swapper/308:03:013
2145099107,2cyclictest0-21swapper/008:30:160
2145099107,2cyclictest0-21swapper/008:20:160
2145099103,6cyclictest0-21swapper/009:08:380
2145099100,9cyclictest0-21swapper/008:05:140
2145099100,2cyclictest0-21swapper/007:35:100
214539996,2cyclictest0-21swapper/307:30:153
214539992,5cyclictest0-21swapper/307:26:033
214509992,6cyclictest0-21swapper/007:48:220
214539985,2cyclictest0-21swapper/308:45:053
214539983,3cyclictest23993-21tail08:35:173
214539983,3cyclictest0-21swapper/308:31:063
214509983,3cyclictest32003-21aten2.4_r3power08:55:130
214509983,3cyclictest14072-21cpuspeed_turbos08:10:130
214509982,5cyclictest4562-21gdm-simple-gree08:44:580
214509980,2cyclictest0-21swapper/008:50:000
214509971,2cyclictest0-21swapper/007:15:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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