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2026-06-15 - 18:01

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, 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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  Intel
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 792 highest latencies:
System rack1slot6s.osadl.org (updated Mon Jun 15, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2194991060,6rtkit-daemon0-21swapper/108:15:371
2194991040,5rtkit-daemon0-21swapper/107:48:531
2194991020,8rtkit-daemon0-21swapper/107:38:461
2194991020,4rtkit-daemon18-21rcuc/107:38:543
2194991010,5rtkit-daemon0-21swapper/109:02:503
219499990,9rtkit-daemon0-21swapper/109:01:431
219499980,6rtkit-daemon0-21swapper/108:31:591
219499980,6rtkit-daemon0-21swapper/107:25:171
219499980,6rtkit-daemon0-21swapper/107:07:101
219499970,7rtkit-daemon0-21swapper/106:59:401
219499970,6rtkit-daemon26689-21df07:28:461
219499970,6rtkit-daemon0-21swapper/108:57:431
219499970,6rtkit-daemon0-21swapper/108:57:431
219499970,6rtkit-daemon0-21swapper/108:45:281
219499970,6rtkit-daemon0-21swapper/108:37:211
219499970,6rtkit-daemon0-21swapper/108:18:451
219499970,6rtkit-daemon0-21swapper/108:18:451
219499970,6rtkit-daemon0-21swapper/108:01:081
219499970,6rtkit-daemon0-21swapper/107:48:311
219499970,6rtkit-daemon0-21swapper/107:22:391
219499970,6rtkit-daemon0-21swapper/107:15:171
219499970,6rtkit-daemon0-21swapper/107:10:171
219499960,6rtkit-daemon0-21swapper/108:41:291
219499960,6rtkit-daemon0-21swapper/108:25:071
219499960,6rtkit-daemon0-21swapper/108:11:151
219499960,6rtkit-daemon0-21swapper/107:56:451
219499960,6rtkit-daemon0-21swapper/107:35:011
219499960,6rtkit-daemon0-21swapper/107:35:011
219499950,8rtkit-daemon0-21swapper/108:49:061
219499950,6rtkit-daemon0-21swapper/108:04:231
219499950,6rtkit-daemon0-21swapper/106:55:031
9353998626,12cyclictest0-21swapper/310:18:453
935399832,50cyclictest0-21swapper/309:05:443
9353998232,8cyclictest4643-21munin-node11:38:523
9353998232,8cyclictest4643-21munin-node11:38:523
219499810,9rtkit-daemon0-21swapper/107:13:320
9353998025,12cyclictest0-21swapper/309:45:403
219499780,6rtkit-daemon18890-21iostat_ios08:18:520
219499780,6rtkit-daemon18890-21iostat_ios08:18:520
219499780,5rtkit-daemon9343-21iostat_ios07:58:530
9353997730,6cyclictest27149-21ssh12:10:123
219499770,8rtkit-daemon0-21swapper/107:32:310
219499760,7rtkit-daemon0-21swapper/108:33:440
219499760,11rtkit-daemon18-21rcuc/108:58:500
219499750,8rtkit-daemon23208-21munin-node08:28:440
219499750,6rtkit-daemon18-21rcuc/107:49:010
219499740,5rtkit-daemon18-21rcuc/108:48:510
73082730,5chrt7307-21ssh11:41:451
73082730,5chrt7307-21ssh11:41:451
219499730,6rtkit-daemon107550irq/46-eth008:04:000
219499730,6rtkit-daemon0-21swapper/108:18:000
219499730,5rtkit-daemon22779-21ntp_states07:19:020
219499730,5rtkit-daemon18-21rcuc/108:48:280
219499720,5rtkit-daemon1124-21snmpd07:36:240
219499720,5rtkit-daemon1124-21snmpd07:36:240
219499720,5rtkit-daemon11013-21smart_sda06:54:030
219499710,6rtkit-daemon0-21swapper/107:54:450
219499710,5rtkit-daemon13441-21cpuspeed_turbos08:08:450
219499700,7rtkit-daemon0-21swapper/108:58:280
219499700,7rtkit-daemon0-21swapper/108:58:280
219499670,6rtkit-daemon0-21swapper/211:02:531
219499670,6rtkit-daemon0-21swapper/211:02:531
76602646,51sleep10-21swapper/110:06:241
219499640,4rtkit-daemon2193-21rtkit-daemon09:03:432
935099633,24cyclictest0-21swapper/111:18:541
935099615,24cyclictest0-21swapper/111:48:501
9350996119,12cyclictest0-21swapper/109:58:481
934699614,51cyclictest0-21swapper/010:53:240
934699613,52cyclictest0-21swapper/012:03:530
935299609,45cyclictest281ktimersoftd/211:25:472
9352996010,41cyclictest0-21swapper/211:58:462
935099605,28cyclictest0-21swapper/110:43:451
935099604,28cyclictest0-21swapper/110:13:371
935099604,25cyclictest21341-21ssh12:03:211
9350996013,25cyclictest28671-21tr12:13:351
311172603,50sleep20-21swapper/210:40:562
935299593,50cyclictest0-21swapper/208:55:492
935299593,50cyclictest0-21swapper/208:55:492
9352995923,11cyclictest8443-21vmstat10:53:582
935099596,32cyclictest0-21swapper/110:23:261
935099595,37cyclictest0-21swapper/111:14:281
935099595,27cyclictest0-21swapper/112:13:211
935099594,29cyclictest0-21swapper/110:32:391
935099594,28cyclictest0-21swapper/109:32:311
9350995923,11cyclictest0-21swapper/109:38:391
9350995917,13cyclictest0-21swapper/110:43:241
174842593,48sleep00-21swapper/011:56:530
9352995830,23cyclictest0-21swapper/211:18:422
935299583,28cyclictest0-21swapper/210:08:432
935099585,26cyclictest26866-21aten2.4-expect11:23:341
935099584,27cyclictest0-21swapper/110:08:371
935099584,25cyclictest19038-21ssh10:23:411
9350995819,13cyclictest0-21swapper/111:08:581
9350995818,11cyclictest6306-21crond10:53:231
934699584,12cyclictest0-21swapper/010:13:410
138542586,7sleep30-21swapper/311:50:593
935299574,46cyclictest0-21swapper/209:37:442
935299574,46cyclictest0-21swapper/209:37:442
935299573,48cyclictest0-21swapper/210:49:322
9352995721,30cyclictest1227-21runrttasks09:31:442
935099576,34cyclictest18-21rcuc/109:16:101
935099575,26cyclictest0-21swapper/109:11:531
9350995741,11cyclictest16043-21head11:53:461
935099574,28cyclictest0-21swapper/109:26:411
935099574,27cyclictest0-21swapper/111:03:511
9350995724,14cyclictest0-21swapper/109:35:301
9350995724,14cyclictest0-21swapper/109:35:301
9350995720,12cyclictest0-21swapper/109:03:401
9350995717,13cyclictest0-21swapper/109:22:011
278712573,48sleep00-21swapper/012:12:490
209132574,46sleep00-21swapper/012:02:050
935299563,48cyclictest0-21swapper/212:05:482
935299563,47cyclictest0-21swapper/208:44:022
935299562,48cyclictest0-21swapper/209:17:462
935299562,47cyclictest0-21swapper/211:31:242
935099565,25cyclictest1124-21snmpd10:33:481
935099564,34cyclictest0-21swapper/111:43:311
935099564,30cyclictest30753-21df_abs11:28:371
935099564,27cyclictest0-21swapper/112:19:411
935099564,27cyclictest0-21swapper/112:19:411
935099564,27cyclictest0-21swapper/111:33:361
935099563,25cyclictest0-21swapper/109:48:431
9350995620,11cyclictest1080-21lldpd12:04:471
934699564,30cyclictest0-21swapper/010:43:400
322982563,46sleep00-21swapper/007:38:590
21542563,46sleep00-21swapper/011:33:430
935399553,45cyclictest0-21swapper/311:58:413
9353995517,33cyclictest0-21swapper/309:52:113
935299554,45cyclictest0-21swapper/211:48:542
9352995531,11cyclictest0-21swapper/209:00:352
935299553,44cyclictest0-21swapper/212:19:172
935299553,44cyclictest0-21swapper/212:19:172
935299553,44cyclictest0-21swapper/206:53:572
935299552,48cyclictest0-21swapper/211:39:542
935299552,48cyclictest0-21swapper/211:39:542
935299552,47cyclictest0-21swapper/209:54:132
935299552,46cyclictest0-21swapper/211:43:332
935099555,26cyclictest0-21swapper/109:48:171
935099554,26cyclictest1962-21diskmemload10:53:341
934699553,46cyclictest0-21swapper/010:09:020
134022553,45sleep00-21swapper/011:03:360
935399543,44cyclictest0-21swapper/309:14:053
9353995427,12cyclictest0-21swapper/310:24:183
935299545,25cyclictest0-21swapper/212:13:372
935299543,45cyclictest0-21swapper/212:09:472
9352995425,12cyclictest0-21swapper/210:13:402
9352995421,10cyclictest0-21swapper/210:32:072
935299542,47cyclictest0-21swapper/210:38:182
935099544,28cyclictest0-21swapper/109:58:261
934699544,45cyclictest0-21swapper/011:17:550
934699544,44cyclictest0-21swapper/011:19:190
9346995422,13cyclictest0-21swapper/009:13:390
232412543,43sleep223388-21cut08:28:472
228652542,44sleep30-21swapper/309:35:103
228652542,44sleep30-21swapper/309:35:103
9353995338,10cyclictest0-21swapper/311:47:523
9353995337,11cyclictest0-21swapper/309:29:323
9353995333,7cyclictest5720-21rm10:03:433
935399533,15cyclictest0-21swapper/311:18:533
935399532,45cyclictest0-21swapper/310:40:113
935299535,33cyclictest0-21swapper/210:21:292
935299534,41cyclictest0-21swapper/209:45:552
935299533,44cyclictest0-21swapper/211:10:042
935299533,44cyclictest0-21swapper/210:07:122
9352995324,13cyclictest0-21swapper/210:43:562
935299532,45cyclictest0-21swapper/209:39:162
934699538,25cyclictest29093-21tune2fs12:13:390
934699534,37cyclictest0-21swapper/009:24:090
934699534,31cyclictest0-21swapper/011:23:450
934699534,27cyclictest0-21swapper/009:20:270
9346995337,10cyclictest27731-21cpuspeed_turbos08:38:420
934699533,43cyclictest31151-21idleruntime11:28:430
934699533,43cyclictest0-21swapper/010:28:420
195232532,44sleep219643-21uptime08:19:032
195232532,44sleep219643-21uptime08:19:032
95902524,42sleep00-21swapper/009:05:370
9353995225,12cyclictest0-21swapper/310:28:573
935299525,42cyclictest0-21swapper/211:33:352
935299525,41cyclictest0-21swapper/210:23:472
935299524,41cyclictest0-21swapper/211:53:422
9352995228,8cyclictest14059-21fschecks_time11:03:412
9352995223,13cyclictest0-21swapper/209:13:282
935099524,27cyclictest0-21swapper/106:53:341
935099524,27cyclictest0-21swapper/106:53:341
934699524,31cyclictest0-21swapper/010:35:420
934699524,29cyclictest0-21swapper/007:23:450
934699524,27cyclictest0-21swapper/011:45:550
934699524,12cyclictest0-21swapper/009:28:480
9346995236,10cyclictest20442-21grep10:24:000
934699523,43cyclictest0-21swapper/010:39:330
934699523,25cyclictest0-21swapper/010:58:290
934699523,25cyclictest0-21swapper/010:58:290
9346995222,12cyclictest6741-21telnet10:53:350
9353995136,10cyclictest0-21swapper/310:14:243
9353995135,11cyclictest0-21swapper/310:02:083
935399513,41cyclictest0-21swapper/309:19:333
9353995123,13cyclictest0-21swapper/311:32:313
9353995119,27cyclictest0-21swapper/311:09:193
935299513,44cyclictest0-21swapper/209:20:252
935299513,43cyclictest0-21swapper/209:52:412
9352995125,11cyclictest0-21swapper/210:00:292
935299512,16cyclictest0-21swapper/211:14:352
9352995117,28cyclictest29561-21latency_hist08:43:292
934699519,25cyclictest0-21swapper/011:08:290
934699514,30cyclictest0-21swapper/006:58:580
934699514,13cyclictest0-21swapper/010:23:260
9346995135,10cyclictest32383-21sort12:18:390
9346995135,10cyclictest32383-21sort12:18:390
76482512,9sleep00-21swapper/011:42:580
76482512,9sleep00-21swapper/011:42:580
219499510,4rtkit-daemon2193-21rtkit-daemon11:00:232
219499510,4rtkit-daemon2193-21rtkit-daemon11:00:232
9353995035,10cyclictest0-21swapper/310:36:083
9353995023,13cyclictest0-21swapper/312:23:213
9353995023,13cyclictest0-21swapper/312:23:213
935299505,27cyclictest0-21swapper/208:03:512
935299504,28cyclictest0-21swapper/207:03:432
935299503,42cyclictest0-21swapper/209:27:402
9352995025,10cyclictest18889-21idleruntime-cro07:13:322
934699504,29cyclictest0-21swapper/009:44:440
934699503,41cyclictest12082-21cut11:48:400
934699503,41cyclictest0-21swapper/010:03:390
934699503,41cyclictest0-21swapper/010:00:100
934699503,40cyclictest1124-21snmpd09:36:430
934699503,40cyclictest1124-21snmpd09:36:430
934699503,30cyclictest0-21swapper/009:50:560
9346995018,11cyclictest16308-21sshd07:06:170
935399494,37cyclictest0-21swapper/309:08:493
9353994934,9cyclictest24253-21munin-node09:38:393
9353994934,11cyclictest0-21swapper/311:16:313
9353994934,10cyclictest0-21swapper/311:37:243
935399493,39cyclictest0-21swapper/311:23:453
935399493,16cyclictest0-21swapper/312:07:243
9353994927,11cyclictest0-21swapper/310:50:003
9353994923,12cyclictest0-21swapper/312:13:323
935299494,28cyclictest0-21swapper/207:48:472
935299493,39cyclictest0-21swapper/207:58:422
935299492,43cyclictest0-21swapper/207:24:052
935299492,42cyclictest0-21swapper/208:23:542
935299492,42cyclictest0-21swapper/208:08:562
935299492,41cyclictest0-21swapper/208:13:432
934699494,30cyclictest0-21swapper/009:09:110
934699494,29cyclictest0-21swapper/009:54:240
9346994923,10cyclictest1227-21runrttasks09:38:540
220732492,9sleep30-21swapper/308:24:163
212552492,41sleep00-21swapper/007:18:310
211152492,9sleep30-21swapper/307:16:453
9353994834,10cyclictest0-21swapper/310:57:303
9353994833,11cyclictest0-21swapper/309:26:373
9353994833,10cyclictest0-21swapper/310:11:283
9353994832,11cyclictest0-21swapper/310:45:593
9353994831,12cyclictest0-21swapper/308:48:533
9353994830,13cyclictest0-21swapper/311:07:183
935399483,38cyclictest0-21swapper/308:03:563
935399483,15cyclictest0-21swapper/308:57:103
935399483,15cyclictest0-21swapper/308:57:103
9353994823,12cyclictest0-21swapper/311:56:423
935299485,27cyclictest0-21swapper/207:13:482
935299484,26cyclictest0-21swapper/208:34:022
935299484,26cyclictest0-21swapper/206:58:452
234882482,9sleep30-21swapper/307:21:373
219499480,5rtkit-daemon2193-21rtkit-daemon06:51:253
219499480,5rtkit-daemon2193-21rtkit-daemon06:51:253
199032482,40sleep30-21swapper/308:22:073
199032482,40sleep30-21swapper/308:22:073
173302482,9sleep30-21swapper/308:14:373
935399474,9cyclictest17696-21munin-node07:08:553
9353994721,8cyclictest30853-21cat07:38:323
9353994721,8cyclictest30853-21cat07:38:323
9353994720,7cyclictest24834-21cat08:33:303
935299475,36cyclictest0-21swapper/207:28:502
935299474,37cyclictest0-21swapper/207:53:412
9352994727,14cyclictest0-21swapper/207:43:472
934699473,37cyclictest0-21swapper/008:25:200
91412474,37sleep00-21swapper/006:51:190
91412474,37sleep00-21swapper/006:51:190
68272473,9sleep36896-21if_err_eth007:53:493
6062472,9sleep30-21swapper/309:55:583
935399463,36cyclictest0-21swapper/310:58:393
935399463,36cyclictest0-21swapper/310:58:393
9353994627,7cyclictest13127-21telnet08:08:423
935299464,36cyclictest0-21swapper/207:18:542
9352994631,9cyclictest30378-21grep07:34:062
9352994631,9cyclictest30378-21grep07:34:062
31912462,38sleep00-21swapper/007:47:090
935399453,36cyclictest0-21swapper/306:59:013
9353994529,11cyclictest0-21swapper/307:58:573
281852452,37sleep30-21swapper/307:30:393
250172453,9sleep30-21swapper/308:33:353
935399444,33cyclictest0-21swapper/308:38:463
935399444,25cyclictest0-21swapper/307:48:313
9353994421,18cyclictest1227-21runrttasks07:24:013
935299442,37cyclictest0-21swapper/208:48:532
935299442,37cyclictest0-21swapper/207:39:002
9353994321,8cyclictest10525-21if_err_eth006:53:533
317332432,9sleep30-21swapper/308:45:323
9353994224,13cyclictest0-21swapper/307:48:523
92552414,31sleep20-21swapper/206:52:502
92552414,31sleep20-21swapper/206:52:502
162822412,34sleep30-21swapper/307:05:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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