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2026-07-17 - 14:43

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 Fri Jul 17, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5058211896,16sleep10-21swapper/107:06:511
4259211379,6sleep00-21swapper/007:05:180
5236210987,16sleep20-21swapper/207:09:092
4533210888,15sleep30-21swapper/307:05:343
122842880,0sleep00-21swapper/009:33:540
171352740,0sleep10-21swapper/112:25:241
193112660,1sleep119312-21sh10:47:151
5332993616,18cyclictest0-21swapper/212:35:112
5330993616,18cyclictest0-21swapper/012:35:110
15082260,0sleep10-21swapper/111:35:531
533299241,21cyclictest27710-21ssh11:30:122
533299220,20cyclictest0-21swapper/212:00:112
5332992118,2cyclictest29797-21kworker/u8:210:32:012
5332992118,2cyclictest20734-21kworker/u8:112:06:052
5332992118,2cyclictest12672-21kworker/u8:111:37:052
533199210,19cyclictest0-21swapper/107:55:131
213392210,0sleep10-21swapper/110:50:031
5332992017,2cyclictest27616-21kworker/u8:108:07:052
5332992017,2cyclictest24223-21kworker/u8:010:41:042
5332992017,2cyclictest17008-21kworker/u8:208:04:012
5332992017,2cyclictest10472-21kworker/u8:010:12:052
533299200,18cyclictest0-21swapper/211:25:122
5330992017,2cyclictest20985-21diskmemload10:15:120
533099200,18cyclictest0-21swapper/012:00:100
241212200,1sleep30-21swapper/309:45:193
5332991916,2cyclictest6955-21kworker/u8:211:14:052
5332991916,2cyclictest3497-21kworker/u8:210:00:012
5332991916,2cyclictest27616-21kworker/u8:108:29:042
5332991916,2cyclictest24223-21kworker/u8:010:24:052
5332991916,2cyclictest1997-21kworker/u8:109:27:042
5332991916,2cyclictest19721-21kworker/u8:011:05:042
5332991916,2cyclictest17008-21kworker/u8:207:52:052
5332991916,2cyclictest17008-21kworker/u8:207:42:052
5332991916,2cyclictest12672-21kworker/u8:111:49:042
5332991914,4cyclictest4838-21ssh12:13:042
5332991815,2cyclictest30631-21kworker/u8:110:16:052
5332991815,2cyclictest27616-21kworker/u8:108:31:052
5332991815,2cyclictest20734-21kworker/u8:112:17:052
5332991815,2cyclictest19721-21kworker/u8:010:59:042
5332991714,2cyclictest29233-21kworker/u8:209:18:042
5332991714,2cyclictest25155-21kworker/u8:007:59:042
5332991714,2cyclictest14858-21kworker/u8:008:55:052
5332991714,2cyclictest11382-21kworker/u8:212:27:052
533299170,12cyclictest0-21swapper/211:20:042
5331991710,5cyclictest0-21swapper/112:36:051
533399161,3cyclictest16205-21ssh11:17:393
5332991613,2cyclictest9211-21kworker/u8:107:11:052
5332991613,2cyclictest5051-21kworker/u8:211:51:052
5332991613,2cyclictest27616-21kworker/u8:108:36:042
5332991613,2cyclictest27616-21kworker/u8:108:15:052
5332991613,2cyclictest13487-21kworker/u8:107:35:042
5332991613,2cyclictest10237-21kworker/u8:207:30:042
533399151,3cyclictest13893-21ssh12:22:083
533399151,12cyclictest3728-21runrttasks11:51:463
533399151,12cyclictest0-21swapper/311:58:473
5333991510,3cyclictest20985-21diskmemload09:35:213
5333991510,3cyclictest0-21swapper/310:34:203
5332991512,2cyclictest10237-21kworker/u8:207:28:022
5332991510,3cyclictest3084-21copy08:24:592
533299150,2cyclictest0-21swapper/209:54:042
533299150,13cyclictest13997-21kernelversion11:15:162
533299150,13cyclictest0-21swapper/211:02:482
533299150,13cyclictest0-21swapper/209:56:032
533299150,13cyclictest0-21swapper/207:25:002
533299150,11cyclictest0-21swapper/210:06:042
533199150,2cyclictest0-21swapper/109:20:411
533099151,12cyclictest16955-21awk12:25:170
5330991510,3cyclictest0-21swapper/011:50:180
533099150,13cyclictest0-21swapper/010:45:290
533399140,2cyclictest0-21swapper/310:18:093
533399140,12cyclictest0-21swapper/312:15:003
533399140,12cyclictest0-21swapper/311:24:353
533399140,12cyclictest0-21swapper/309:13:493
533299149,3cyclictest0-21swapper/210:25:042
5332991411,2cyclictest20734-21kworker/u8:111:57:042
5332991411,2cyclictest0-21swapper/209:22:252
5332991410,2cyclictest0-21swapper/208:10:062
533299140,3cyclictest3649-21snmpd09:38:342
533299140,2cyclictest0-21swapper/210:51:272
533199149,3cyclictest27616-21kworker/u8:109:16:041
533199149,3cyclictest0-21swapper/109:42:061
5331991411,2cyclictest24223-21kworker/u8:010:22:051
5331991410,2cyclictest0-21swapper/108:50:161
533199140,3cyclictest0-21swapper/110:38:471
533199140,2cyclictest0-21swapper/110:56:251
533199140,13cyclictest0-21swapper/107:10:161
533199140,12cyclictest5431-21dpkg08:30:131
533199140,12cyclictest20985-21diskmemload10:10:191
533199140,12cyclictest20985-21diskmemload09:56:561
533199140,12cyclictest0-21swapper/111:20:181
5330991411,2cyclictest14865-21ssh11:16:030
5330991411,2cyclictest0-21swapper/012:10:120
5330991411,2cyclictest0-21swapper/009:56:220
5330991410,2cyclictest0-21swapper/011:20:170
533099140,2cyclictest0-21swapper/012:20:120
533099140,2cyclictest0-21swapper/011:10:420
533099140,2cyclictest0-21swapper/010:55:120
533099140,12cyclictest15957-21runrttasks07:35:150
533099140,12cyclictest0-21swapper/010:13:220
77072130,2sleep00-21swapper/012:15:420
533399138,3cyclictest25136-21rm12:34:413
533399132,6cyclictest0-21swapper/310:05:003
533399131,6cyclictest0-21swapper/307:25:003
533399131,3cyclictest30524-21ssh09:19:403
5333991310,2cyclictest0-21swapper/312:38:003
5333991310,2cyclictest0-21swapper/311:36:253
5333991310,2cyclictest0-21swapper/311:33:293
5333991310,2cyclictest0-21swapper/311:10:173
533399130,2cyclictest0-21swapper/312:26:403
533399130,2cyclictest0-21swapper/312:18:393
533399130,12cyclictest0-21swapper/311:41:393
533399130,12cyclictest0-21swapper/311:25:193
533399130,11cyclictest0-21swapper/308:20:103
5332991310,2cyclictest5420-21kworker/u8:208:41:052
5332991310,2cyclictest27616-21kworker/u8:109:03:042
5332991310,2cyclictest24306-21ssh09:45:262
5332991310,2cyclictest20985-21diskmemload11:42:312
5332991310,2cyclictest19364-21kworker/u8:107:48:052
5332991310,2cyclictest0-21swapper/212:32:202
5332991310,2cyclictest0-21swapper/209:40:202
5332991310,2cyclictest0-21swapper/209:31:562
5332991310,2cyclictest0-21swapper/209:14:322
533299130,2cyclictest0-21swapper/210:46:132
533299130,12cyclictest9154-21ssh10:36:282
5331991310,2cyclictest7551-21apt-get07:15:111
5331991310,2cyclictest7551-21apt-get07:15:101
5331991310,2cyclictest0-21swapper/111:48:381
5331991310,2cyclictest0-21swapper/109:34:351
533199130,2cyclictest0-21swapper/112:30:181
533199130,2cyclictest0-21swapper/108:00:411
533199130,1cyclictest0-21swapper/111:54:161
533199130,12cyclictest20985-21diskmemload11:26:191
533199130,12cyclictest0-21swapper/111:40:251
533199130,12cyclictest0-21swapper/110:32:451
533199130,12cyclictest0-21swapper/110:08:251
533199130,12cyclictest0-21swapper/109:13:161
533099131,10cyclictest6545-21ssh10:34:560
5330991310,2cyclictest0-21swapper/012:32:280
5330991310,2cyclictest0-21swapper/010:50:200
5330991310,2cyclictest0-21swapper/009:47:100
5330991310,2cyclictest0-21swapper/009:23:490
5330991310,2cyclictest0-21swapper/009:00:140
533099130,2cyclictest29294-21turbostat10:25:000
533099130,2cyclictest15109-21ssh10:43:080
533099130,2cyclictest0-21swapper/011:00:030
533099130,2cyclictest0-21swapper/009:13:310
533099130,2cyclictest0-21swapper/007:41:050
533099130,12cyclictest0-21swapper/011:55:170
533099130,12cyclictest0-21swapper/011:30:200
533099130,12cyclictest0-21swapper/009:40:220
533099130,12cyclictest0-21swapper/009:25:120
533099130,12cyclictest0-21swapper/009:06:040
533099130,11cyclictest32171-21ssh10:27:130
533099130,11cyclictest10232-21ssh10:05:000
533099130,11cyclictest0-21swapper/010:37:290
161812130,2sleep10-21swapper/111:17:381
117812130,2sleep10-21swapper/110:40:101
533399129,2cyclictest0-21swapper/310:29:193
533399129,2cyclictest0-21swapper/308:35:163
533399128,2cyclictest0-21swapper/311:01:003
533399122,7cyclictest0-21swapper/307:33:583
533399122,6cyclictest0-21swapper/307:30:013
533399121,9cyclictest0-21swapper/309:23:413
533399120,6cyclictest0-21swapper/308:05:003
533399120,2cyclictest0-21swapper/312:06:263
533399120,2cyclictest0-21swapper/312:00:393
533399120,2cyclictest0-21swapper/309:27:313
533399120,2cyclictest0-21swapper/308:40:413
533399120,11cyclictest0-21swapper/311:45:203
533399120,11cyclictest0-21swapper/311:07:303
533399120,11cyclictest0-21swapper/310:53:293
533399120,11cyclictest0-21swapper/310:13:213
533399120,11cyclictest0-21swapper/309:40:503
533399120,10cyclictest20985-21diskmemload09:50:153
533399120,10cyclictest0-21swapper/310:21:213
533299129,2cyclictest0-21swapper/212:20:062
533299120,2cyclictest0-21swapper/208:50:042
533299120,11cyclictest0-21swapper/208:45:142
533199129,2cyclictest0-21swapper/110:25:211
533199129,2cyclictest0-21swapper/107:20:401
533199123,7cyclictest21-21rcuc/111:55:181
533199122,6cyclictest0-21swapper/111:15:011
533199121,9cyclictest0-21swapper/110:15:181
533199121,9cyclictest0-21swapper/109:45:181
533199121,9cyclictest0-21swapper/107:51:041
533199121,9cyclictest0-21swapper/107:31:021
533199121,3cyclictest0-21swapper/107:40:061
533199121,10cyclictest0-21swapper/109:26:001
533199120,2cyclictest0-21swapper/109:52:471
533199120,11cyclictest0-21swapper/112:15:031
533199120,11cyclictest0-21swapper/112:07:581
533199120,11cyclictest0-21swapper/111:30:171
533199120,11cyclictest0-21swapper/111:03:181
533199120,11cyclictest0-21swapper/110:03:061
533199120,11cyclictest0-21swapper/109:35:251
533199120,11cyclictest0-21swapper/108:25:061
533099129,2cyclictest0-21swapper/012:05:300
533099129,2cyclictest0-21swapper/011:28:370
533099129,2cyclictest0-21swapper/009:36:270
533099129,2cyclictest0-21swapper/008:10:130
533099129,2cyclictest0-21swapper/007:20:190
533099129,2cyclictest0-21swapper/007:10:180
533099122,7cyclictest0-21swapper/008:02:580
533099122,7cyclictest0-21swapper/007:26:580
533099122,6cyclictest0-21swapper/008:41:020
533099120,2cyclictest0-21swapper/011:35:030
533099120,2cyclictest0-21swapper/009:51:350
533099120,2cyclictest0-21swapper/007:45:190
533099120,11cyclictest0-21swapper/011:06:270
533099120,11cyclictest0-21swapper/010:03:160
533099120,11cyclictest0-21swapper/009:15:130
533099120,11cyclictest0-21swapper/008:30:150
533099120,10cyclictest0-21swapper/011:45:090
533099120,10cyclictest0-21swapper/011:40:270
533399118,2cyclictest0-21swapper/310:05:213
533399118,2cyclictest0-21swapper/308:11:013
533399118,2cyclictest0-21swapper/308:08:313
533399112,7cyclictest0-21swapper/308:17:593
533399112,6cyclictest15861-21ssh10:44:193
533399112,6cyclictest0-21swapper/309:01:583
533399112,6cyclictest0-21swapper/307:15:003
533399111,7cyclictest0-21swapper/308:29:593
533399111,6cyclictest0-21swapper/307:45:113
533399111,6cyclictest0-21swapper/307:36:013
533399110,10cyclictest0-21swapper/310:56:423
533399110,10cyclictest0-21swapper/309:31:523
533299112,6cyclictest0-21swapper/209:10:002
533199119,1cyclictest207150irq/24-eth112:02:091
533199117,2cyclictest0-21swapper/111:06:021
533199116,3cyclictest11588-21munin-node1
533199112,2cyclictest0-21swapper/107:45:121
533199111,8cyclictest7432-21munin-node1
533199111,8cyclictest16306-21kworker/1:212:20:001
533199111,8cyclictest0-21swapper/108:15:151
533199110,9cyclictest0-21swapper/108:45:121
533199110,9cyclictest0-21swapper/108:21:041
533199110,9cyclictest0-21swapper/107:35:141
533199110,2cyclictest0-21swapper/112:12:281
533199110,1cyclictest0-21swapper/109:00:161
533099118,2cyclictest0-21swapper/008:50:210
533099118,2cyclictest0-21swapper/008:45:160
533099118,2cyclictest0-21swapper/007:30:010
533099115,2cyclictest0-21swapper/008:21:050
533399105,3cyclictest22656-21ls07:51:053
533399105,3cyclictest19412-21tr09:05:153
533399105,3cyclictest13684-21uniq08:50:173
533399102,6cyclictest0-21swapper/308:30:003
533399101,7cyclictest25343-21munin-run08:00:003
533399100,6cyclictest0-21swapper/308:56:023
533399100,3cyclictest19201-21sh10:47:063
533399100,2cyclictest20985-21diskmemload10:37:353
533399100,2cyclictest0-21swapper/309:55:343
533199101,3cyclictest27577-21munin-node1
533199100,8cyclictest15159-21munin-node1
533199100,8cyclictest0-21swapper/109:05:161
533199100,8cyclictest0-21swapper/108:10:111
533099102,7cyclictest0-21swapper/008:28:580
533099101,7cyclictest24981-21head07:56:060
533099100,5cyclictest0-21swapper/007:50:000
53339994,3cyclictest7580-21aten2.4-expect07:15:123
53339994,3cyclictest7580-21aten2.4-expect07:15:113
53339994,3cyclictest17927-21fschecks_time07:40:163
53339994,3cyclictest12107-21processes08:45:183
53309996,2cyclictest0-21swapper/008:15:180
53309994,3cyclictest16105-21ps08:55:210
53309992,6cyclictest0-21swapper/008:36:040
53329981,3cyclictest7548-21munin-node2
53329981,3cyclictest7548-21munin-node2
53319985,2cyclictest0-21swapper/108:40:131
53309983,3cyclictest7827-21tr07:15:130
53309983,3cyclictest7827-21tr07:15:120
53309983,3cyclictest27706-21aten2.4-expect08:05:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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