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2026-03-19 - 17:54

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 all highest latencies:
System rack3slot6s.osadl.org (updated Thu Mar 19, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3175621620,1sleep22220799cyclictest07:31:002
219472114103,6sleep20-21swapper/207:07:022
20873211495,12sleep30-21swapper/307:05:133
221462112101,6sleep10-21swapper/107:09:371
21898210695,6sleep00-21swapper/007:06:240
245882780,4sleep02220599cyclictest08:35:000
269212410,0sleep00-21swapper/012:19:140
214342310,1sleep10-21swapper/112:13:081
208342310,1sleep00-21swapper/009:25:050
185782250,1sleep10-21swapper/111:02:461
194452220,1sleep00-21swapper/011:36:530
115772220,1sleep20-21swapper/210:21:302
62582210,0sleep30-21swapper/311:56:553
22208992116,3cyclictest2872-21ssh09:40:113
2220899211,2cyclictest0-21swapper/311:45:113
2220699210,19cyclictest0-21swapper/111:45:101
2220799200,2cyclictest0-21swapper/208:00:102
2220599192,5cyclictest0-21swapper/007:33:020
272012180,1sleep00-21swapper/011:11:160
2220599170,15cyclictest4639-21basename07:45:130
2220799161,13cyclictest22204-21cyclictest07:15:002
22207991611,3cyclictest22025-21ssh10:32:462
2220799161,13cyclictest16632-21munin-run11:35:012
2220799161,13cyclictest16632-21munin-run11:35:002
2220799161,13cyclictest14530-21pzem12:05:272
22206991612,2cyclictest7310-21apt-get11:25:101
22208991510,3cyclictest25276-21sh09:29:523
2220799151,3cyclictest29843-21ssh10:07:142
22207991512,2cyclictest11753-21ssh11:29:572
2220799151,12cyclictest24425-21munin-node2
2220799150,2cyclictest0-21swapper/210:58:222
2220799150,13cyclictest0-21swapper/211:18:152
2220699151,12cyclictest32317-21apt-get07:35:071
22206991511,2cyclictest0-21swapper/109:25:181
22206991510,3cyclictest0-21swapper/109:20:471
2220699150,11cyclictest0-21swapper/111:05:181
2220599151,12cyclictest0-21swapper/010:15:170
2220599150,6cyclictest0-21swapper/008:07:590
93972140,2sleep06104-21diskmemload11:26:150
68262140,0sleep10-21swapper/109:43:541
2220899140,12cyclictest0-21swapper/311:32:323
2220899140,12cyclictest0-21swapper/311:32:313
2220799149,3cyclictest0-21swapper/207:57:412
22207991411,2cyclictest0-21swapper/212:14:072
22207991411,2cyclictest0-21swapper/211:47:572
22207991411,2cyclictest0-21swapper/211:06:362
22207991411,2cyclictest0-21swapper/209:38:062
22207991410,2cyclictest15735-21munin-node2
22207991410,2cyclictest0-21swapper/208:41:032
2220799140,2cyclictest6104-21diskmemload09:31:552
2220799140,2cyclictest0-21swapper/209:42:462
2220799140,13cyclictest0-21swapper/210:26:562
2220799140,12cyclictest9745-21ssh10:54:012
2220799140,12cyclictest3794-21apt-get11:55:102
2220799140,12cyclictest0-21swapper/212:34:522
2220799140,12cyclictest0-21swapper/212:17:072
2220799140,12cyclictest0-21swapper/210:35:382
2220699141,2cyclictest6104-21diskmemload11:36:111
22206991410,3cyclictest0-21swapper/112:18:501
22206991410,2cyclictest0-21swapper/107:25:181
2220699140,2cyclictest0-21swapper/110:05:111
2220699140,12cyclictest207150irq/24-eth112:35:161
2220699140,12cyclictest0-21swapper/112:26:421
2220699140,12cyclictest0-21swapper/110:50:111
2220599142,7cyclictest10396-21ssh10:55:000
2220599142,7cyclictest0-21swapper/010:50:000
2220599141,3cyclictest0-21swapper/009:49:160
22205991411,2cyclictest0-21swapper/012:20:140
22205991411,2cyclictest0-21swapper/010:31:030
22205991411,2cyclictest0-21swapper/010:26:330
2220599141,11cyclictest26455-21apt-get07:20:100
2220599141,11cyclictest0-21swapper/012:07:370
2220599140,2cyclictest0-21swapper/012:27:540
2220599140,2cyclictest0-21swapper/009:18:530
2220599140,2cyclictest0-21swapper/007:26:020
2220599140,13cyclictest0-21swapper/010:56:130
2220599140,13cyclictest0-21swapper/009:42:430
2220599140,13cyclictest0-21swapper/009:21:120
2220599140,12cyclictest0-21swapper/010:08:440
132002140,2sleep00-21swapper/011:30:200
132002140,2sleep00-21swapper/011:30:200
117302140,2sleep30-21swapper/312:02:583
2220899139,2cyclictest0-21swapper/307:35:173
2220899132,7cyclictest18770-21ssh10:29:593
2220899132,6cyclictest0-21swapper/310:15:003
2220899132,6cyclictest0-21swapper/307:45:003
22208991310,2cyclictest6104-21diskmemload12:05:313
22208991310,2cyclictest0-21swapper/310:21:213
2220899130,5cyclictest0-21swapper/308:15:113
2220899130,2cyclictest29688-21copy11:15:023
2220899130,2cyclictest0-21swapper/312:30:213
2220899130,2cyclictest0-21swapper/309:55:113
2220899130,11cyclictest30149-21ssh10:07:423
22207991310,2cyclictest6106-21apt-get09:10:052
22207991310,2cyclictest6104-21diskmemload11:22:032
22207991310,2cyclictest18170-21ssh11:35:332
22207991310,2cyclictest0-21swapper/212:35:162
22207991310,2cyclictest0-21swapper/210:46:292
22207991310,2cyclictest0-21swapper/210:41:132
22207991310,2cyclictest0-21swapper/210:18:362
22207991310,2cyclictest0-21swapper/209:50:422
22207991310,2cyclictest0-21swapper/209:27:242
2220799130,2cyclictest6104-21diskmemload11:03:152
2220799130,2cyclictest1875-21ssh11:52:372
2220799130,2cyclictest0-21swapper/212:20:062
2220799130,2cyclictest0-21swapper/209:06:012
2220799130,12cyclictest0-21swapper/211:41:332
2220699138,3cyclictest29688-21head12:21:001
2220699133,8cyclictest0-21swapper/110:45:381
22206991310,2cyclictest6104-21diskmemload09:16:071
22206991310,2cyclictest0-21swapper/112:01:191
22206991310,2cyclictest0-21swapper/111:00:001
22206991310,2cyclictest0-21swapper/110:13:001
22206991310,2cyclictest0-21swapper/109:37:391
2220699130,2cyclictest0-21swapper/112:05:311
2220699130,2cyclictest0-21swapper/111:10:381
2220699130,2cyclictest0-21swapper/109:13:401
2220699130,12cyclictest0-21swapper/111:55:371
2220699130,12cyclictest0-21swapper/111:15:071
2220699130,12cyclictest0-21swapper/110:37:501
2220699130,12cyclictest0-21swapper/109:55:191
2220699130,12cyclictest0-21swapper/109:50:171
2220699130,12cyclictest0-21swapper/108:41:011
2220699130,11cyclictest0-21swapper/110:20:391
22205991310,2cyclictest6104-21diskmemload12:36:030
22205991310,2cyclictest6104-21diskmemload09:59:260
22205991310,2cyclictest0-21swapper/011:16:540
22205991310,2cyclictest0-21swapper/011:00:420
22205991310,2cyclictest0-21swapper/010:00:530
22205991310,2cyclictest0-21swapper/009:52:360
22205991310,2cyclictest0-21swapper/009:35:430
22205991310,2cyclictest0-21swapper/007:10:120
2220599130,2cyclictest0-21swapper/012:34:260
2220599130,2cyclictest0-21swapper/010:42:330
2220599130,2cyclictest0-21swapper/008:50:150
2220599130,12cyclictest0-21swapper/012:10:230
2220599130,12cyclictest0-21swapper/012:01:010
2220599130,12cyclictest0-21swapper/011:55:430
2220599130,12cyclictest0-21swapper/011:22:430
2220599130,12cyclictest0-21swapper/010:35:520
2220599130,12cyclictest0-21swapper/010:13:230
2220599130,12cyclictest0-21swapper/009:05:200
18262130,2sleep00-21swapper/011:52:330
146022130,1sleep10-21swapper/111:31:541
146022130,1sleep10-21swapper/111:31:531
88542120,2sleep30-21swapper/309:11:473
82062120,2sleep30-21swapper/310:18:493
277812120,2sleep30-21swapper/311:12:113
2220899129,2cyclictest0-21swapper/311:01:323
2220899129,2cyclictest0-21swapper/310:47:313
2220899124,6cyclictest4562-21gdm-simple-gree09:01:593
2220899123,5cyclictest0-21swapper/309:16:013
2220899123,5cyclictest0-21swapper/308:20:583
2220899122,7cyclictest0-21swapper/310:37:593
2220899122,7cyclictest0-21swapper/308:30:023
2220899122,6cyclictest0-21swapper/312:20:013
2220899122,6cyclictest0-21swapper/308:36:013
2220899120,11cyclictest0-21swapper/312:36:183
2220799129,2cyclictest0-21swapper/211:11:032
2220799129,2cyclictest0-21swapper/210:00:312
2220799129,2cyclictest0-21swapper/209:55:112
2220799129,2cyclictest0-21swapper/209:46:042
2220799129,2cyclictest0-21swapper/207:45:152
2220799129,2cyclictest0-21swapper/207:35:022
2220799120,2cyclictest0-21swapper/209:15:262
2220799120,2cyclictest0-21swapper/208:45:192
2220799120,2cyclictest0-21swapper/208:25:142
2220799120,2cyclictest0-21swapper/208:25:142
2220799120,11cyclictest0-21swapper/212:25:352
2220799120,11cyclictest0-21swapper/212:00:072
2220799120,11cyclictest0-21swapper/210:10:062
2220799120,11cyclictest0-21swapper/209:20:232
2220799120,11cyclictest0-21swapper/208:55:142
2220799120,11cyclictest0-21swapper/208:30:142
2220799120,11cyclictest0-21swapper/207:40:152
2220699129,2cyclictest0-21swapper/110:00:081
2220699129,2cyclictest0-21swapper/109:30:511
2220699129,2cyclictest0-21swapper/108:10:001
2220699129,2cyclictest0-21swapper/107:50:291
2220699128,2cyclictest0-21swapper/107:16:011
2220699127,3cyclictest28683-21munin-node1
2220699126,3cyclictest0-21swapper/110:15:591
2220699122,7cyclictest4556-21metacity07:30:591
2220699122,7cyclictest0-21swapper/108:54:591
2220699122,7cyclictest0-21swapper/108:38:591
2220699122,7cyclictest0-21swapper/108:19:591
2220699120,2cyclictest0-21swapper/111:50:091
2220699120,2cyclictest0-21swapper/108:26:011
2220699120,2cyclictest0-21swapper/108:26:011
2220699120,2cyclictest0-21swapper/108:20:381
2220699120,11cyclictest6104-21diskmemload12:30:511
2220699120,11cyclictest6104-21diskmemload09:46:571
2220699120,11cyclictest31178-21ssh10:42:031
2220699120,11cyclictest0-21swapper/111:41:171
2220699120,11cyclictest0-21swapper/111:20:091
2220699120,11cyclictest0-21swapper/108:55:181
2220699120,10cyclictest0-21swapper/110:25:111
2220699120,10cyclictest0-21swapper/107:40:041
2220599129,2cyclictest30591-21kworker/u8:209:10:050
2220599129,2cyclictest0-21swapper/011:05:210
2220599122,6cyclictest0-21swapper/008:26:010
2220599122,6cyclictest0-21swapper/008:26:000
2220599120,2cyclictest0-21swapper/010:21:350
2220599120,2cyclictest0-21swapper/009:31:030
2220599120,2cyclictest0-21swapper/007:50:140
2220599120,1cyclictest0-21swapper/008:35:150
2220599120,11cyclictest23411-21ssh11:41:000
2220599120,11cyclictest0-21swapper/011:47:150
2220599120,11cyclictest0-21swapper/008:15:180
193422120,2sleep30-21swapper/312:10:323
285532110,2sleep30-21swapper/310:40:093
2220899118,2cyclictest0-21swapper/307:11:023
2220899116,3cyclictest11960-21unixbench_multi08:01:023
2220899116,3cyclictest0-21swapper/311:53:353
2220899112,7cyclictest0-21swapper/307:59:583
2220899112,5cyclictest0-21swapper/308:41:003
2220899111,8cyclictest32701-21munin-node3
2220899111,6cyclictest0-21swapper/307:16:013
2220899110,2cyclictest0-21swapper/311:06:223
2220799111,5cyclictest0-21swapper/208:10:012
2220799111,5cyclictest0-21swapper/207:19:592
2220799110,2cyclictest0-21swapper/207:54:462
2220699118,2cyclictest0-21swapper/110:30:211
2220699118,2cyclictest0-21swapper/108:00:111
2220699110,9cyclictest0-21swapper/108:30:481
2220699110,9cyclictest0-21swapper/107:55:121
2220599118,2cyclictest0-21swapper/008:40:170
2220599112,6cyclictest0-21swapper/008:49:010
2220599111,7cyclictest0-21swapper/008:24:020
2220599111,6cyclictest0-21swapper/009:02:530
2220599110,2cyclictest0-21swapper/007:56:010
2220899107,2cyclictest0-21swapper/311:20:213
2220899107,2cyclictest0-21swapper/310:50:173
2220899107,2cyclictest0-21swapper/307:45:173
2220899106,2cyclictest0-21swapper/309:30:093
2220899105,3cyclictest30778-21tr07:30:103
2220899105,3cyclictest29452-21ls12:21:003
2220899105,3cyclictest18640-21ssh09:21:593
2220899105,3cyclictest14793-21wc10:25:153
2220899104,4cyclictest30446-21sshd08:49:453
2220899104,4cyclictest16355-21ssh09:53:473
2220899102,6cyclictest0-21swapper/307:20:593
2220899101,7cyclictest30890-21rm09:35:133
2220899101,3cyclictest15108-21ssh10:59:543
2220899100,8cyclictest6104-21diskmemload11:26:363
2220899100,8cyclictest0-21swapper/311:41:413
2220899100,8cyclictest0-21swapper/311:36:173
2220899100,8cyclictest0-21swapper/309:47:243
2220799107,2cyclictest0-21swapper/209:00:202
2220799107,2cyclictest0-21swapper/207:26:452
2220799105,3cyclictest16824-21cut08:15:122
2220799100,5cyclictest0-21swapper/208:55:012
2220699102,7cyclictest0-21swapper/108:05:021
2220699102,5cyclictest0-21swapper/107:11:021
2220699100,8cyclictest0-21swapper/109:00:111
2220699100,3cyclictest4275-21munin-node1
2220699100,2cyclictest0-21swapper/107:45:121
2220599107,2cyclictest0-21swapper/008:55:150
2220599105,3cyclictest32754-21aten2.4-expect07:35:120
2220599101,7cyclictest0-21swapper/007:45:000
2220599100,9cyclictest30591-21kworker/u8:208:11:040
161872100,2sleep30-21swapper/308:12:453
222089996,2cyclictest0-21swapper/312:25:043
222089995,2cyclictest0-21swapper/310:00:143
222089994,3cyclictest4351-21aten2.4-expect09:05:123
222089993,4cyclictest30253-21invoke-rc.d07:30:003
222089991,6cyclictest0-21swapper/308:50:023
222089991,3cyclictest0-21swapper/308:05:143
222089990,2cyclictest0-21swapper/307:51:033
222079994,3cyclictest25031-21sed08:35:142
222079994,3cyclictest19772-21sensors_fan08:20:592
222069990,2cyclictest0-21swapper/107:20:581
222059990,6cyclictest0-21swapper/007:19:590
222089983,3cyclictest21270-21modprobe08:25:153
222089983,3cyclictest21270-21modprobe08:25:153
222059981,4cyclictest0-21swapper/008:00:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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