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2026-09-02 - 22:29

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 Sep 02, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297521260,1sleep32976-21ssh09:36:003
251942121111,6sleep10-21swapper/107:08:531
250012113102,6sleep20-21swapper/207:06:252
24546210897,6sleep00-21swapper/007:05:430
25196210686,15sleep30-21swapper/307:08:563
145622720,0sleep20-21swapper/208:00:582
61092690,0sleep00-21swapper/011:19:550
150052690,0sleep00-21swapper/010:21:060
37382300,0sleep20-21swapper/210:10:132
2530799290,11cyclictest0-21swapper/012:25:100
46622230,0sleep30-21swapper/311:17:403
2530999235,16cyclictest0-21swapper/208:15:112
2530899231,3cyclictest0-21swapper/111:35:111
2530799231,20cyclictest22698-21ssh10:30:120
2530799221,19cyclictest0-21swapper/012:10:110
2530799220,4cyclictest0-21swapper/010:35:040
234242220,1sleep30-21swapper/309:24:173
2530799210,19cyclictest0-21swapper/009:05:120
2530999200,18cyclictest0-21swapper/212:10:102
2530999200,18cyclictest0-21swapper/208:05:112
2530899200,2cyclictest0-21swapper/109:00:121
2530899200,18cyclictest0-21swapper/111:30:101
2530799200,18cyclictest0-21swapper/007:10:110
2530799190,2cyclictest0-21swapper/012:38:050
2530999170,15cyclictest0-21swapper/210:30:112
2530899170,2cyclictest0-21swapper/110:16:051
25307991712,3cyclictest0-21swapper/010:59:400
25307991712,3cyclictest0-21swapper/010:59:390
25310991612,2cyclictest28392-1kworker/u9:209:33:503
2530799161,13cyclictest0-21swapper/011:34:490
25310991511,2cyclictest0-21swapper/308:45:173
2531099150,13cyclictest10903-21ssh11:24:493
2530999151,12cyclictest4899-21aten2.4-expect12:25:122
25309991510,3cyclictest0-21swapper/210:45:162
2530999150,13cyclictest0-21swapper/212:15:122
2530899151,3cyclictest22688-21cut08:20:181
2530899151,12cyclictest20711-21apt-get09:55:051
2530899151,12cyclictest0-21swapper/112:30:141
2530899150,3cyclictest0-21swapper/108:35:201
25307991510,3cyclictest7212-21ssh10:14:040
2530799150,3cyclictest0-21swapper/009:43:240
25310991411,2cyclictest0-21swapper/310:05:253
25310991411,2cyclictest0-21swapper/307:30:173
2531099141,11cyclictest25963-21ssh12:13:063
2531099140,3cyclictest12607-21sensors_fan07:56:023
2531099140,2cyclictest0-21swapper/310:13:453
2531099140,13cyclictest0-21swapper/311:33:553
2531099140,13cyclictest0-21swapper/310:55:153
2531099140,13cyclictest0-21swapper/310:55:153
2531099140,12cyclictest5743-21missed_timers12:25:173
2531099140,12cyclictest28801-21ssh10:35:343
2531099140,12cyclictest0-21swapper/311:12:563
2530999141,2cyclictest2252-21ssh09:35:182
25309991410,2cyclictest23749-21ssh09:24:472
25309991410,2cyclictest0-21swapper/211:55:242
25309991410,2cyclictest0-21swapper/211:44:202
25309991410,2cyclictest0-21swapper/211:11:052
25309991410,2cyclictest0-21swapper/209:45:012
2530999140,12cyclictest6184-21if_eth009:00:162
2530999140,12cyclictest0-21swapper/212:21:062
2530899142,7cyclictest0-21swapper/107:30:001
2530899142,6cyclictest0-21swapper/110:10:001
25308991410,2cyclictest0-21swapper/111:25:151
2530899140,3cyclictest0-21swapper/110:50:131
2530899140,12cyclictest30469-21cat11:45:001
2530899140,12cyclictest0-21swapper/112:24:321
2530899140,12cyclictest0-21swapper/111:14:351
2530799142,6cyclictest29389-21copy07:20:000
2530799142,6cyclictest0-21swapper/011:59:590
2530799142,6cyclictest0-21swapper/011:10:000
25307991411,2cyclictest0-21swapper/012:22:390
25307991411,2cyclictest0-21swapper/011:55:290
25307991411,2cyclictest0-21swapper/007:45:190
25307991410,2cyclictest0-21swapper/011:02:000
2530799140,2cyclictest0-21swapper/012:05:100
2530799140,2cyclictest0-21swapper/009:32:500
2530799140,2cyclictest0-21swapper/008:15:190
2530799140,13cyclictest0-21swapper/011:48:290
2530799140,13cyclictest0-21swapper/011:12:490
2530799140,13cyclictest0-21swapper/010:40:400
2530799140,12cyclictest0-21swapper/012:30:100
2530799140,12cyclictest0-21swapper/011:20:030
2530799140,12cyclictest0-21swapper/009:55:140
25310991310,2cyclictest9351-21diskmemload12:05:253
25310991310,2cyclictest0-21swapper/312:23:263
25310991310,2cyclictest0-21swapper/311:55:163
25310991310,2cyclictest0-21swapper/311:54:593
25310991310,2cyclictest0-21swapper/310:50:173
25310991310,2cyclictest0-21swapper/310:33:053
25310991310,2cyclictest0-21swapper/309:13:563
2531099130,2cyclictest0-21swapper/311:43:313
2531099130,2cyclictest0-21swapper/310:45:393
2531099130,2cyclictest0-21swapper/310:43:193
2531099130,2cyclictest0-21swapper/310:19:563
2531099130,2cyclictest0-21swapper/309:25:583
2531099130,12cyclictest0-21swapper/310:25:363
2531099130,12cyclictest0-21swapper/310:23:553
2531099130,12cyclictest0-21swapper/308:10:193
2530999139,2cyclictest0-21swapper/209:45:162
2530999131,3cyclictest29844-21sh10:36:342
25309991310,2cyclictest0-21swapper/212:02:272
25309991310,2cyclictest0-21swapper/211:31:372
25309991310,2cyclictest0-21swapper/211:15:062
25309991310,2cyclictest0-21swapper/210:42:192
2530999130,2cyclictest0-21swapper/212:35:092
2530999130,2cyclictest0-21swapper/209:25:472
2530999130,2cyclictest0-21swapper/209:18:282
2530999130,2cyclictest0-21swapper/208:55:142
2530999130,12cyclictest0-21swapper/212:30:122
2530999130,12cyclictest0-21swapper/210:50:192
2530999130,12cyclictest0-21swapper/209:30:152
2530999130,12cyclictest0-21swapper/207:20:192
2530999130,11cyclictest9351-21diskmemload11:24:062
2530899138,3cyclictest0-21swapper/108:40:131
2530899138,3cyclictest0-21swapper/108:30:171
2530899132,6cyclictest0-21swapper/112:40:001
2530899132,6cyclictest0-21swapper/109:09:591
2530899132,6cyclictest0-21swapper/108:05:001
2530899131,6cyclictest0-21swapper/112:14:591
2530899131,3cyclictest13476-21munin-node1
2530899131,10cyclictest32042-21wc12:20:001
2530899131,10cyclictest0-21swapper/109:51:021
25308991310,2cyclictest0-21swapper/111:24:111
25308991310,2cyclictest0-21swapper/109:30:401
2530899130,12cyclictest0-21swapper/110:25:011
2530899130,12cyclictest0-21swapper/108:45:111
2530899130,11cyclictest9775-21smartctl11:56:021
2530899130,11cyclictest9351-21diskmemload10:45:021
2530899130,11cyclictest0-21swapper/112:05:291
2530799133,6cyclictest0-21swapper/008:41:010
2530799132,6cyclictest0-21swapper/008:59:590
25307991310,2cyclictest0-21swapper/012:20:000
25307991310,2cyclictest0-21swapper/011:53:300
25307991310,2cyclictest0-21swapper/011:40:190
25307991310,2cyclictest0-21swapper/009:45:390
25307991310,2cyclictest0-21swapper/007:50:190
2530799130,2cyclictest9351-21diskmemload09:21:030
2530799130,12cyclictest0-21swapper/010:28:090
2530799130,12cyclictest0-21swapper/009:50:180
2530799130,11cyclictest0-21swapper/010:15:040
2530799130,11cyclictest0-21swapper/010:05:270
2530799130,11cyclictest0-21swapper/010:02:530
116482130,2sleep00-21swapper/009:11:040
2531099129,2cyclictest26011-21aten2.4-expect10:00:123
2531099129,2cyclictest0-21swapper/309:45:193
2531099129,2cyclictest0-21swapper/308:30:113
2531099129,2cyclictest0-21swapper/307:35:123
2531099123,5cyclictest0-21swapper/308:01:013
2531099122,7cyclictest0-21swapper/307:47:593
2531099120,3cyclictest15473-21ssh12:01:523
2531099120,2cyclictest27097-21ssh11:07:233
2531099120,2cyclictest22840-21ssh11:03:173
2531099120,2cyclictest0-21swapper/312:35:093
2531099120,2cyclictest0-21swapper/312:17:423
2531099120,2cyclictest0-21swapper/309:55:343
2531099120,2cyclictest0-21swapper/309:43:143
2531099120,11cyclictest0-21swapper/312:31:283
2531099120,11cyclictest0-21swapper/311:37:233
2531099120,11cyclictest0-21swapper/311:26:393
2531099120,11cyclictest0-21swapper/309:52:543
2531099120,11cyclictest0-21swapper/309:15:273
2531099120,11cyclictest0-21swapper/308:15:173
2531099120,11cyclictest0-21swapper/307:50:163
2531099120,10cyclictest0-21swapper/307:44:243
2530999129,2cyclictest0-21swapper/210:55:172
2530999129,2cyclictest0-21swapper/210:55:172
2530999129,2cyclictest0-21swapper/210:05:012
2530999129,2cyclictest0-21swapper/209:55:402
2530999129,2cyclictest0-21swapper/209:05:142
2530999129,2cyclictest0-21swapper/208:25:162
2530999129,2cyclictest0-21swapper/207:51:012
2530999129,2cyclictest0-21swapper/207:45:142
2530999120,2cyclictest0-21swapper/210:25:522
2530999120,2cyclictest0-21swapper/210:20:182
2530999120,2cyclictest0-21swapper/208:35:162
2530999120,2cyclictest0-21swapper/207:55:132
2530999120,11cyclictest0-21swapper/212:06:172
2530999120,11cyclictest0-21swapper/211:50:272
2530999120,11cyclictest0-21swapper/211:46:182
2530999120,11cyclictest0-21swapper/211:36:472
2530999120,11cyclictest0-21swapper/211:05:342
2530999120,11cyclictest0-21swapper/211:01:352
2530999120,11cyclictest0-21swapper/210:16:072
2530999120,11cyclictest0-21swapper/210:00:112
2530999120,11cyclictest0-21swapper/209:52:062
2530999120,11cyclictest0-21swapper/209:12:272
2530999120,11cyclictest0-21swapper/208:23:462
2530999120,11cyclictest0-21swapper/207:40:162
2530999120,10cyclictest14092-21ssh11:27:152
2530899129,2cyclictest9351-21diskmemload09:26:411
2530899129,2cyclictest0-21swapper/111:16:401
2530899129,2cyclictest0-21swapper/110:40:011
2530899129,2cyclictest0-21swapper/110:05:031
2530899129,2cyclictest0-21swapper/107:40:111
2530899128,2cyclictest0-21swapper/109:45:131
2530899127,3cyclictest5322-21sendmail08:59:591
2530899127,3cyclictest0-21swapper/107:55:131
2530899123,6cyclictest0-21swapper/111:04:181
2530899121,9cyclictest0-21swapper/111:10:001
2530899121,9cyclictest0-21swapper/110:35:181
2530899121,3cyclictest0-21swapper/110:30:131
2530899121,3cyclictest0-21swapper/107:10:151
2530899120,2cyclictest0-21swapper/112:00:401
2530899120,2cyclictest0-21swapper/110:20:161
2530899120,11cyclictest23530-21copy08:25:021
2530899120,11cyclictest0-21swapper/112:25:111
2530899120,11cyclictest0-21swapper/111:52:221
2530899120,11cyclictest0-21swapper/109:40:131
2530899120,11cyclictest0-21swapper/109:21:011
2530899120,11cyclictest0-21swapper/109:10:131
2530899120,10cyclictest0-21swapper/107:50:501
2530799129,2cyclictest0-21swapper/011:25:150
2530799129,2cyclictest0-21swapper/009:25:060
2530799129,2cyclictest0-21swapper/009:15:150
2530799129,2cyclictest0-21swapper/008:00:400
2530799129,2cyclictest0-21swapper/007:33:280
2530799129,2cyclictest0-21swapper/007:20:140
2530799122,7cyclictest0-21swapper/008:39:020
2530799122,6cyclictest0-21swapper/009:05:000
2530799122,6cyclictest0-21swapper/008:21:010
2530799120,2cyclictest0-21swapper/010:52:240
2530799120,2cyclictest0-21swapper/010:45:130
2530799120,2cyclictest0-21swapper/009:38:330
2530799120,2cyclictest0-21swapper/008:30:490
2530799120,11cyclictest0-21swapper/011:37:330
2530799120,11cyclictest0-21swapper/008:25:170
2531099118,2cyclictest0-21swapper/311:48:363
2531099118,2cyclictest0-21swapper/307:24:373
2531099113,5cyclictest0-21swapper/307:11:013
2531099112,6cyclictest0-21swapper/308:36:033
2531099112,5cyclictest0-21swapper/309:01:023
2530999118,2cyclictest0-21swapper/208:44:392
2530999112,7cyclictest924-21cron07:30:002
2530899118,2cyclictest0-21swapper/107:35:401
2530899117,3cyclictest207150irq/24-eth109:15:111
2530899116,3cyclictest9366-21cut07:50:011
2530899111,8cyclictest31347-21hddtemp_smartct11:45:121
2530899111,8cyclictest0-21swapper/107:15:121
2530899111,3cyclictest17743-21aten2.4-expect08:10:131
2530899110,3cyclictest0-21swapper/111:00:001
2530899110,2cyclictest0-21swapper/108:15:391
2530899110,10cyclictest0-21swapper/110:00:021
2530899110,10cyclictest0-21swapper/109:35:051
2530899110,10cyclictest0-21swapper/107:20:301
2530799116,3cyclictest32232-21fschecks_count08:45:130
2530799114,5cyclictest0-21swapper/007:35:140
2530799112,7cyclictest0-21swapper/007:41:010
2530799110,10cyclictest0-21swapper/008:05:240
2531099107,2cyclictest0-21swapper/308:55:163
2531099107,2cyclictest0-21swapper/308:25:173
2531099100,2cyclictest0-21swapper/308:43:343
2530999107,2cyclictest0-21swapper/208:11:042
2530999102,7cyclictest0-21swapper/208:46:022
2530999102,7cyclictest0-21swapper/207:17:582
2530999100,9cyclictest0-21swapper/207:13:542
2530999100,7cyclictest0-21swapper/208:34:582
2530999100,2cyclictest0-21swapper/208:54:212
2530899107,2cyclictest0-21swapper/110:55:091
2530899105,3cyclictest31712-21aten2.4_r3power07:25:111
2530799100,6cyclictest0-21swapper/008:53:510
253109996,2cyclictest0-21swapper/309:05:373
253109996,2cyclictest0-21swapper/308:21:003
253109994,3cyclictest29350-21http07:20:003
253109990,8cyclictest0-21swapper/308:05:313
253109990,6cyclictest0-21swapper/308:51:583
253109990,6cyclictest0-21swapper/307:27:583
253099996,2cyclictest0-21swapper/207:33:252
253089990,2cyclictest0-21swapper/108:51:011
253079994,3cyclictest18152-21cut08:10:150
253079994,3cyclictest11724-21tr07:55:130
253079991,3cyclictest0-21swapper/007:25:140
253099983,3cyclictest3578-21grep07:35:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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