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2026-04-20 - 08:18

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 Apr 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
909211998,16sleep20-21swapper/219:06:062
11722116105,6sleep30-21swapper/319:09:313
487211594,15sleep00-21swapper/019:05:520
434211494,13sleep10-21swapper/119:05:301
2719621110,2sleep0123899cyclictest23:00:130
57672890,0sleep00-21swapper/023:10:480
170312790,0sleep00-21swapper/021:41:530
65322760,0sleep00-21swapper/020:40:180
256072750,0sleep20-21swapper/221:50:532
165852730,1sleep0101ktimersoftd/000:30:010
211122710,0sleep20-21swapper/223:26:332
311212680,0sleep10-21swapper/100:10:371
192102310,0sleep019214-21wc22:51:030
208332280,1sleep020825-21apt-get22:20:140
208332280,1sleep020825-21apt-get22:20:130
268572240,1sleep10-21swapper/123:33:011
170332230,0sleep30-21swapper/323:22:413
215462220,1sleep30-21swapper/321:46:263
124199221,19cyclictest0-21swapper/300:20:133
123999221,19cyclictest0-21swapper/121:00:131
124199210,2cyclictest0-21swapper/322:05:113
124199210,19cyclictest0-21swapper/319:30:123
123999210,19cyclictest0-21swapper/119:30:121
123899210,2cyclictest0-21swapper/000:35:130
123999200,18cyclictest0-21swapper/123:45:111
123899190,17cyclictest0-21swapper/021:10:130
124099180,17cyclictest0-21swapper/220:40:112
123999181,13cyclictest0-21swapper/123:50:011
124199161,3cyclictest31291-21unixbench_singl20:21:053
124099161,3cyclictest17515-21diskmemload22:00:182
1240991611,3cyclictest0-21swapper/222:50:142
1240991611,3cyclictest0-21swapper/221:48:592
124099160,14cyclictest0-21swapper/219:35:122
1239991611,3cyclictest0-21swapper/121:55:201
123899160,14cyclictest0-21swapper/021:38:410
124199151,3cyclictest22942-21ssh00:35:433
124199151,12cyclictest3728-21runrttasks23:39:523
1241991510,3cyclictest0-21swapper/322:26:023
124199150,13cyclictest0-21swapper/323:10:133
1240991511,2cyclictest0-21swapper/200:30:182
124099150,3cyclictest0-21swapper/223:02:462
124099150,13cyclictest0-21swapper/223:46:042
124099150,13cyclictest0-21swapper/221:31:272
124099150,13cyclictest0-21swapper/200:15:142
123999152,6cyclictest0-21swapper/100:35:001
123999151,3cyclictest0-21swapper/122:04:211
123999151,12cyclictest24882-21ssh21:16:301
1239991511,2cyclictest207150irq/24-eth121:40:131
123899151,12cyclictest14391-21sshd22:13:030
1238991510,3cyclictest0-21swapper/000:10:000
5262140,2sleep30-21swapper/323:05:263
124199141,3cyclictest0-21swapper/322:32:213
124199140,12cyclictest9718-21ssh21:35:113
124199140,12cyclictest0-21swapper/322:11:053
124099149,3cyclictest2551-21ssh23:07:552
1240991411,2cyclictest0-21swapper/223:50:132
1240991411,2cyclictest0-21swapper/222:11:032
1240991411,2cyclictest0-21swapper/221:40:122
124099141,11cyclictest30481-21ssh23:36:082
1240991410,2cyclictest0-21swapper/223:20:162
124099140,12cyclictest17515-21diskmemload21:10:592
123999149,3cyclictest1719-21missed_timers23:40:171
123999143,10cyclictest207150irq/24-eth100:21:381
123999142,6cyclictest0-21swapper/121:25:001
1239991411,2cyclictest17515-21diskmemload00:26:501
1239991411,2cyclictest0-21swapper/121:21:001
123999141,11cyclictest17515-21diskmemload21:13:331
1239991410,2cyclictest11097-21sed23:16:021
123999140,4cyclictest0-21swapper/123:36:501
123999140,2cyclictest0-21swapper/122:39:401
123999140,2cyclictest0-21swapper/122:30:011
123999140,13cyclictest0-21swapper/123:24:301
123999140,12cyclictest0-21swapper/122:53:441
123999140,12cyclictest0-21swapper/122:20:171
123999140,12cyclictest0-21swapper/122:20:171
123999140,12cyclictest0-21swapper/121:50:521
123899142,7cyclictest17515-21diskmemload23:50:000
123899141,11cyclictest32638-21ssh22:31:280
123899141,11cyclictest13078-21ssh23:51:510
123899140,3cyclictest21065-21munin-node0
123899140,3cyclictest0-21swapper/022:37:330
123899140,12cyclictest0-21swapper/023:40:000
84812130,2sleep00-21swapper/000:20:390
66512130,2sleep10-21swapper/123:11:341
233742130,2sleep00-21swapper/000:02:560
155632130,2sleep10-21swapper/122:14:541
1241991310,2cyclictest0-21swapper/320:35:123
1241991310,2cyclictest0-21swapper/320:26:013
1241991310,2cyclictest0-21swapper/300:32:023
124199130,2cyclictest26442-21ssh23:32:223
124199130,2cyclictest0-21swapper/323:45:133
124199130,2cyclictest0-21swapper/323:17:553
124199130,2cyclictest0-21swapper/323:02:153
124199130,2cyclictest0-21swapper/321:29:023
124199130,12cyclictest0-21swapper/300:19:123
124199130,12cyclictest0-21swapper/300:10:133
124199130,11cyclictest24664-21ssh22:24:023
124199130,11cyclictest24664-21ssh22:24:023
124199130,11cyclictest14156-21ssh23:53:323
124199130,11cyclictest0-21swapper/321:31:013
1240991310,2cyclictest0-21swapper/222:45:292
1240991310,2cyclictest0-21swapper/222:17:572
1240991310,2cyclictest0-21swapper/219:30:152
1240991310,2cyclictest0-21swapper/200:36:382
1240991310,2cyclictest0-21swapper/200:25:432
124099130,2cyclictest0-21swapper/222:41:062
124099130,2cyclictest0-21swapper/219:25:192
124099130,2cyclictest0-21swapper/200:21:072
124099130,11cyclictest17515-21diskmemload23:40:372
123999139,3cyclictest0-21swapper/122:08:301
123999134,7cyclictest0-21swapper/123:25:151
123999132,6cyclictest0-21swapper/122:20:001
123999132,6cyclictest0-21swapper/120:35:001
123999131,6cyclictest0-21swapper/120:10:001
1239991310,2cyclictest0-21swapper/120:50:151
1239991310,2cyclictest0-21swapper/120:00:171
123999130,3cyclictest4655-21cut19:15:281
123999130,2cyclictest17515-21diskmemload00:05:321
123999130,2cyclictest0-21swapper/123:06:221
123999130,2cyclictest0-21swapper/120:41:021
123999130,2cyclictest0-21swapper/120:20:171
123999130,2cyclictest0-21swapper/100:00:001
123999130,12cyclictest0-21swapper/123:01:301
123999130,12cyclictest0-21swapper/122:49:501
123999130,12cyclictest0-21swapper/122:41:201
123999130,12cyclictest0-21swapper/121:47:301
123999130,12cyclictest0-21swapper/100:38:011
123999130,12cyclictest0-21swapper/100:17:401
123999130,11cyclictest0-21swapper/121:30:091
123999130,11cyclictest0-21swapper/120:10:401
123899139,2cyclictest0-21swapper/000:33:420
123899132,6cyclictest0-21swapper/020:35:000
123899131,4cyclictest22621-21ssh21:15:110
123899130,2cyclictest0-21swapper/022:05:400
123899130,2cyclictest0-21swapper/021:21:000
123899130,12cyclictest0-21swapper/021:59:500
123899130,12cyclictest0-21swapper/021:50:190
123899130,12cyclictest0-21swapper/021:32:500
123899130,11cyclictest17515-21diskmemload22:28:050
99962120,2sleep30-21swapper/322:41:293
124199129,2cyclictest704-21ssh23:40:013
124199129,2cyclictest0-21swapper/323:55:133
124199129,2cyclictest0-21swapper/323:28:043
124199129,2cyclictest0-21swapper/322:51:023
124199129,2cyclictest0-21swapper/322:00:053
124199129,2cyclictest0-21swapper/321:50:023
124199129,2cyclictest0-21swapper/321:22:323
124199129,2cyclictest0-21swapper/300:25:153
124199129,2cyclictest0-21swapper/300:03:333
124199120,2cyclictest0-21swapper/322:57:023
124199120,2cyclictest0-21swapper/322:45:113
124199120,2cyclictest0-21swapper/322:15:243
124199120,2cyclictest0-21swapper/321:18:113
124199120,2cyclictest0-21swapper/319:56:033
124199120,2cyclictest0-21swapper/300:05:153
124199120,11cyclictest0-21swapper/321:13:333
124199120,11cyclictest0-21swapper/321:00:153
124199120,10cyclictest0-21swapper/320:15:203
124099129,2cyclictest0-21swapper/223:18:592
124099129,2cyclictest0-21swapper/223:10:212
124099129,2cyclictest0-21swapper/222:36:472
124099129,2cyclictest0-21swapper/222:25:092
124099129,2cyclictest0-21swapper/222:06:172
124099129,2cyclictest0-21swapper/221:36:582
124099129,2cyclictest0-21swapper/220:26:062
124099129,2cyclictest0-21swapper/219:50:162
124099120,2cyclictest0-21swapper/223:55:572
124099120,2cyclictest0-21swapper/223:31:362
124099120,2cyclictest0-21swapper/222:56:022
124099120,2cyclictest0-21swapper/221:20:422
124099120,2cyclictest0-21swapper/200:10:482
124099120,2cyclictest0-21swapper/200:07:372
124099120,11cyclictest23793-21ssh21:15:272
124099120,11cyclictest0-21swapper/222:31:282
124099120,11cyclictest0-21swapper/222:21:562
124099120,11cyclictest0-21swapper/222:21:562
124099120,11cyclictest0-21swapper/221:55:222
124099120,11cyclictest0-21swapper/221:25:282
124099120,11cyclictest0-21swapper/200:02:172
123999129,2cyclictest0-21swapper/122:25:011
123999127,3cyclictest0-21swapper/119:50:131
123999122,7cyclictest0-21swapper/123:57:011
123999122,7cyclictest0-21swapper/120:57:581
123999121,9cyclictest7673-21munin-node1
123999121,9cyclictest11473-21apt-get19:35:061
123999120,2cyclictest0-21swapper/122:55:081
123999120,2cyclictest0-21swapper/120:25:511
123999120,11cyclictest0-21swapper/121:36:021
123999120,11cyclictest0-21swapper/121:05:011
123899129,2cyclictest0-21swapper/022:56:550
123899129,2cyclictest0-21swapper/022:01:160
123899129,2cyclictest0-21swapper/020:45:140
123899129,2cyclictest0-21swapper/020:15:170
123899129,2cyclictest0-21swapper/019:45:180
123899129,2cyclictest0-21swapper/019:26:030
123899129,2cyclictest0-21swapper/019:15:490
123899129,2cyclictest0-21swapper/000:17:270
123899127,3cyclictest13507-21tr22:45:180
123899122,6cyclictest0-21swapper/022:41:360
123899122,5cyclictest0-21swapper/020:00:000
123899121,9cyclictest0-21swapper/019:15:000
123899120,3cyclictest19659-21ssh22:18:450
123899120,2cyclictest17515-21diskmemload23:55:100
123899120,2cyclictest0-21swapper/020:55:140
123899120,2cyclictest0-21swapper/019:35:040
123899120,1cyclictest0-21swapper/021:27:000
123899120,11cyclictest0-21swapper/023:42:320
123899120,11cyclictest0-21swapper/023:30:390
123899120,11cyclictest0-21swapper/023:25:130
123899120,11cyclictest0-21swapper/023:23:550
123899120,11cyclictest0-21swapper/023:16:510
123899120,11cyclictest0-21swapper/023:06:150
123899120,11cyclictest0-21swapper/019:55:200
123899120,11cyclictest0-21swapper/019:30:120
55362110,1sleep30-21swapper/322:37:043
14912110,8sleep10-21swapper/120:30:141
124199119,1cyclictest0-21swapper/319:16:053
124199118,2cyclictest0-21swapper/321:56:033
124199118,2cyclictest0-21swapper/321:41:123
124199116,3cyclictest6115-21cut19:20:143
124199113,6cyclictest0-21swapper/319:41:013
124099111,5cyclictest0-21swapper/220:20:002
124099111,5cyclictest0-21swapper/219:20:002
123999118,2cyclictest0-21swapper/119:10:101
123999116,3cyclictest20080-21df19:55:161
123999112,6cyclictest0-21swapper/119:50:001
123999110,9cyclictest0-21swapper/120:46:021
123999110,3cyclictest0-21swapper/119:40:181
123899118,2cyclictest31081-21ssh00:10:330
123899118,2cyclictest0-21swapper/020:50:180
124199105,3cyclictest9595-21cat20:50:003
124199105,3cyclictest7910-21tr19:25:143
124199105,3cyclictest2024-21tr19:10:143
124199105,3cyclictest0-21swapper/321:10:003
124199104,4cyclictest9633-21sshd20:50:033
124199103,3cyclictest12675-21pzem_energy20:55:313
124199101,5cyclictest0-21swapper/319:55:003
124199100,8cyclictest0-21swapper/320:34:563
124099107,2cyclictest0-21swapper/220:31:042
124099107,2cyclictest0-21swapper/219:10:152
124099101,6cyclictest0-21swapper/220:00:002
124099101,5cyclictest0-21swapper/220:10:002
124099100,8cyclictest15853-21telnet19:45:112
123999100,8cyclictest4556-21metacity20:17:581
123899107,2cyclictest0-21swapper/021:00:410
123899107,2cyclictest0-21swapper/020:20:140
123899107,2cyclictest0-21swapper/019:20:170
123899100,6cyclictest0-21swapper/021:06:160
117252100,1sleep30-21swapper/319:35:113
12419994,3cyclictest6818-21sort20:41:023
12419994,3cyclictest0-21swapper/320:01:033
12419992,6cyclictest0-21swapper/320:06:033
12409994,3cyclictest9686-21aten2.4_r3power20:50:122
12409994,3cyclictest7762-21aten2.4_r3power20:45:122
12409994,3cyclictest5758-21aten2.4-expect19:20:122
12409994,3cyclictest22252-21uniq20:00:152
12409994,3cyclictest13786-21aten2.4_r3power19:40:112
12409994,3cyclictest12497-21needreboot20:55:182
12409991,6cyclictest29892-21tail20:20:142
12409991,5cyclictest0-21swapper/220:10:002
12399994,3cyclictest3728-21runrttasks19:21:181
12389994,3cyclictest3931-21fschecks_count20:35:150
12389994,3cyclictest3728-21runrttasks20:29:430
12389994,3cyclictest26098-21cpuspeed_turbos20:10:130
12389994,3cyclictest18705-21proc_pri19:50:180
12389994,3cyclictest13988-21cpuspeed_turbos19:40:130
12389991,6cyclictest0-21swapper/020:06:040
12419983,3cyclictest16801-21taskset19:45:403
12409985,2cyclictest0-21swapper/221:05:152
12409983,3cyclictest3987-21fschecks_time20:35:152
12409983,3cyclictest14828-21basename21:01:022
12419970,6cyclictest0-21swapper/320:10:053
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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