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2026-09-06 - 20:57

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 376 highest latencies:
System rack1slot6s.osadl.org (updated Sun Sep 06, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6341991164,79cyclictest0-21swapper/008:35:390
6341991005,15cyclictest0-21swapper/010:41:160
6341991004,87cyclictest0-21swapper/009:00:420
634199996,14cyclictest0-21swapper/010:51:510
6341999923,12cyclictest0-21swapper/010:35:310
6341999923,12cyclictest0-21swapper/010:35:310
634199984,27cyclictest0-21swapper/010:20:200
634899964,29cyclictest0-21swapper/307:00:433
6348999616,14cyclictest0-21swapper/309:35:543
6348999614,14cyclictest0-21swapper/305:40:573
6348999614,14cyclictest0-21swapper/305:40:573
634199964,84cyclictest0-21swapper/007:36:000
634899954,25cyclictest0-21swapper/308:32:153
634199955,25cyclictest0-21swapper/009:57:390
634199954,28cyclictest0-21swapper/008:02:120
634899944,25cyclictest0-21swapper/310:51:503
634199944,27cyclictest0-21swapper/008:56:310
6341999438,48cyclictest0-21swapper/010:11:110
6341999433,51cyclictest0-21swapper/007:59:280
634899934,82cyclictest0-21swapper/309:47:173
634899934,39cyclictest0-21swapper/308:55:433
634899933,26cyclictest24573-21tr09:50:343
634899933,26cyclictest24573-21tr09:50:343
634199935,80cyclictest0-21swapper/008:25:450
634199935,27cyclictest0-21swapper/008:40:580
634199935,25cyclictest0-21swapper/009:21:410
6341999340,46cyclictest15546-21runrttasks10:25:360
634199934,24cyclictest30576-21ssh08:20:470
634199933,83cyclictest0-21swapper/009:35:120
634899924,38cyclictest0-21swapper/308:45:263
634899924,23cyclictest2866-21timerwakeupswit09:15:553
6348999216,12cyclictest0-21swapper/310:47:043
634199925,27cyclictest0-21swapper/009:11:360
634199925,27cyclictest0-21swapper/009:11:360
634199925,27cyclictest0-21swapper/008:06:390
6341999243,41cyclictest0-21swapper/008:30:380
634199924,81cyclictest0-21swapper/008:50:540
634199924,69cyclictest0-21swapper/010:01:360
634899915,24cyclictest0-21swapper/310:30:023
634899914,80cyclictest0-21swapper/310:20:413
634899914,29cyclictest0-21swapper/309:30:353
634899914,24cyclictest0-21swapper/310:35:453
634899914,24cyclictest0-21swapper/310:35:453
634899913,11cyclictest15575-21vmstat08:45:583
634199916,25cyclictest0-21swapper/007:51:480
634199916,25cyclictest0-21swapper/007:51:480
634199914,79cyclictest0-21swapper/008:11:010
6341999131,51cyclictest0-21swapper/006:36:010
6341999130,52cyclictest1227-21runrttasks06:45:290
634899904,24cyclictest0-21swapper/309:27:443
6348999036,10cyclictest27875-21cpuspeed_turbos09:55:353
6348999031,10cyclictest7376-21head05:35:503
634899903,9cyclictest26509-21cpuspeed08:15:393
634199905,77cyclictest0-21swapper/008:19:240
634199905,28cyclictest0-21swapper/010:30:490
634199905,28cyclictest0-21swapper/010:30:490
634199904,79cyclictest0-21swapper/008:47:530
634199904,78cyclictest0-21swapper/010:06:220
6341999019,14cyclictest0-21swapper/009:30:210
634899898,21cyclictest0-21swapper/306:45:313
634899894,25cyclictest0-21swapper/309:44:233
634899894,23cyclictest1124-21snmpd08:26:323
6348998914,14cyclictest0-21swapper/307:15:463
634199898,10cyclictest107550irq/46-eth011:00:330
634199896,75cyclictest0-21swapper/007:40:340
634199895,26cyclictest0-21swapper/009:35:490
634199895,23cyclictest0-21swapper/009:50:350
634199895,23cyclictest0-21swapper/009:50:350
6341998938,43cyclictest0-21swapper/010:55:490
634899887,23cyclictest0-21swapper/310:15:213
634899884,24cyclictest0-21swapper/307:53:483
634899884,24cyclictest0-21swapper/307:53:483
634899884,24cyclictest0-21swapper/307:40:553
634899884,22cyclictest28031-21sshd06:20:373
634899883,28cyclictest0-21swapper/308:20:363
634199886,26cyclictest0-21swapper/009:44:560
634199886,26cyclictest0-21swapper/009:15:340
634199885,14cyclictest0-21swapper/010:49:110
634199884,25cyclictest12732-21ethtool10:20:420
634899875,28cyclictest0-21swapper/305:50:543
634899874,37cyclictest0-21swapper/310:05:523
634899874,26cyclictest0-21swapper/308:39:493
634899874,25cyclictest0-21swapper/309:07:513
634899874,25cyclictest0-21swapper/309:04:553
634899874,24cyclictest0-21swapper/308:51:553
634899874,13cyclictest0-21swapper/308:05:563
6348998732,11cyclictest26578-21hwlatdetect06:15:503
634899873,26cyclictest0-21swapper/308:04:203
634199876,26cyclictest0-21swapper/007:49:490
634199874,30cyclictest0-21swapper/005:36:230
634199873,77cyclictest0-21swapper/009:48:430
6341998725,54cyclictest0-21swapper/009:05:430
634899864,25cyclictest0-21swapper/308:11:503
634899864,24cyclictest0-21swapper/307:39:383
634899864,12cyclictest0-21swapper/310:15:333
6348998617,12cyclictest0-21swapper/309:10:443
6348998617,12cyclictest0-21swapper/309:10:443
6348998613,28cyclictest0-21swapper/307:56:453
634199865,33cyclictest0-21swapper/007:35:270
634199864,28cyclictest0-21swapper/007:05:560
634899854,27cyclictest0-21swapper/310:41:403
634899854,24cyclictest0-21swapper/310:32:013
634899854,24cyclictest0-21swapper/310:32:013
6346998529,32cyclictest0-21swapper/107:05:291
6341998514,63cyclictest0-21swapper/007:10:410
634899844,26cyclictest0-21swapper/307:49:043
634899844,25cyclictest3294-21grep10:55:383
6346998425,51cyclictest31356-21diskmemload09:22:521
634199845,68cyclictest0-21swapper/006:25:420
634199845,68cyclictest0-21swapper/006:25:420
6346998323,53cyclictest15992-21timerandwakeup09:35:541
634199835,68cyclictest0-21swapper/006:20:470
6341998322,53cyclictest0-21swapper/005:41:020
6341998322,53cyclictest0-21swapper/005:41:020
6341998320,57cyclictest14838-21cat07:00:290
219499830,5rtkit-daemon2193-21rtkit-daemon07:51:402
219499830,5rtkit-daemon2193-21rtkit-daemon07:51:402
634899824,28cyclictest0-21swapper/310:04:043
634899824,27cyclictest0-21swapper/306:35:423
634899824,24cyclictest0-21swapper/309:23:003
219499820,4rtkit-daemon2193-21rtkit-daemon07:37:032
634899814,30cyclictest0-21swapper/306:50:483
634199815,25cyclictest0-21swapper/007:17:510
634199814,68cyclictest0-21swapper/007:25:440
634199814,31cyclictest0-21swapper/006:00:420
634199814,22cyclictest10416-21grep06:50:430
219499810,5rtkit-daemon2193-21rtkit-daemon06:46:282
634899803,24cyclictest5785-21munin-node11:00:333
634199804,24cyclictest0-21swapper/006:10:560
634199804,16cyclictest0-21swapper/006:05:430
6341998017,10cyclictest1227-21runrttasks06:30:500
219499800,5rtkit-daemon2193-21rtkit-daemon06:21:062
219499800,4rtkit-daemon2193-21rtkit-daemon06:52:132
219499800,4rtkit-daemon2193-21rtkit-daemon06:43:582
634899794,27cyclictest0-21swapper/307:25:283
634199795,25cyclictest0-21swapper/007:22:020
634199795,25cyclictest0-21swapper/005:46:010
634199795,13cyclictest0-21swapper/007:00:540
634199794,25cyclictest8564-21gltestperf06:45:470
634199794,23cyclictest1227-21runrttasks05:58:060
6341997912,13cyclictest0-21swapper/005:50:430
219499790,4rtkit-daemon2193-21rtkit-daemon06:20:062
6346997822,38cyclictest0-21swapper/110:14:051
634899774,15cyclictest0-21swapper/306:40:493
6346997629,29cyclictest32192-21cut10:50:381
219499760,10rtkit-daemon0-21swapper/009:36:212
6346997431,35cyclictest11098-21wc07:50:571
6346997431,35cyclictest11098-21wc07:50:571
6346997422,44cyclictest0-21swapper/110:30:431
6346997422,44cyclictest0-21swapper/110:30:431
6346997332,34cyclictest20969-21munin-node09:45:431
6346997327,39cyclictest6929-21cut05:35:451
6346997326,28cyclictest0-21swapper/108:29:191
6346997326,27cyclictest24514-21munin-node06:10:561
6346997325,29cyclictest0-21swapper/108:55:541
6346997324,31cyclictest0-21swapper/108:15:591
6346997322,44cyclictest0-21swapper/108:35:241
6346997228,25cyclictest7077-21wget07:45:471
6346997225,41cyclictest17886-21sort09:40:351
6346997222,43cyclictest0-21swapper/107:30:441
6346997222,32cyclictest0-21swapper/108:40:501
6346997221,45cyclictest0-21swapper/109:25:361
6346997221,44cyclictest15846-21gltestperf10:25:401
6346997221,44cyclictest0-21swapper/110:47:511
6346997219,45cyclictest117131munin-node10:20:561
6346997212,52cyclictest0-21swapper/110:55:431
634199723,21cyclictest25670-21basename06:15:410
6346997152,13cyclictest8760-21cpuspeed_turbos10:15:351
6346997124,26cyclictest0-21swapper/109:16:321
6346997123,41cyclictest0-21swapper/108:52:591
6346997122,43cyclictest0-21swapper/109:12:071
6346997122,43cyclictest0-21swapper/109:12:071
6346997122,42cyclictest0-21swapper/110:05:391
6346997121,41cyclictest0-21swapper/107:15:571
6346997121,35cyclictest0-21swapper/107:35:551
6346997029,34cyclictest6624-21gltestperf11:00:411
6346997028,35cyclictest1227-21runrttasks05:55:311
6346997026,37cyclictest0-21swapper/108:20:571
6346997025,27cyclictest0-21swapper/108:47:591
6346997025,27cyclictest0-21swapper/107:40:491
6346997023,40cyclictest25750-21python09:50:521
6346997023,40cyclictest25750-21python09:50:521
6346997023,38cyclictest0-21swapper/107:55:401
6346997022,40cyclictest0-21swapper/108:11:031
6346996925,38cyclictest0-21swapper/105:46:211
6346996924,38cyclictest0-21swapper/110:36:291
6346996924,38cyclictest0-21swapper/110:36:291
6346996924,28cyclictest0-21swapper/109:57:011
6346996923,38cyclictest0-21swapper/106:15:481
6346996917,45cyclictest0-21swapper/110:41:341
6346996824,30cyclictest0-21swapper/109:06:201
6346996822,29cyclictest0-21swapper/108:35:281
6346996728,21cyclictest24421-21gltestperf09:00:431
6346996727,33cyclictest20729-21munin-node08:05:491
6346996725,36cyclictest1227-21runrttasks06:00:151
6346996723,15cyclictest0-21swapper/106:25:481
6346996723,15cyclictest0-21swapper/106:25:481
6346996721,39cyclictest0-21swapper/109:34:111
6346996714,45cyclictest0-21swapper/110:02:091
6346996625,34cyclictest0-21swapper/107:15:051
6346996621,30cyclictest0-21swapper/106:21:011
6346996613,46cyclictest0-21swapper/108:02:061
219499660,4rtkit-daemon2193-21rtkit-daemon07:46:252
6347996524,12cyclictest23811-21cpuspeed09:00:372
6346996547,12cyclictest1227-21runrttasks07:21:531
6346996527,32cyclictest1227-21runrttasks07:06:341
6346996526,32cyclictest1227-21runrttasks06:57:141
6346996526,31cyclictest28893-21sshd07:29:341
6346996521,37cyclictest0-21swapper/106:05:431
6346996423,34cyclictest0-21swapper/106:52:241
6346996418,36cyclictest1124-21snmpd06:01:341
6346996323,24cyclictest382-21aten2.4-expect06:30:401
634799629,30cyclictest1227-21runrttasks10:10:352
6346996221,34cyclictest0-21swapper/106:35:531
219499620,6rtkit-daemon0-21swapper/005:41:001
219499620,6rtkit-daemon0-21swapper/005:41:001
6346996113,42cyclictest0-21swapper/106:45:301
6347996016,28cyclictest1227-21runrttasks10:47:412
6346995827,14cyclictest1124-21snmpd06:48:351
634799574,33cyclictest0-21swapper/210:55:502
6347995711,26cyclictest0-21swapper/207:10:402
634799555,44cyclictest0-21swapper/208:25:252
634799555,42cyclictest0-21swapper/209:30:422
634799554,43cyclictest0-21swapper/210:21:232
634799553,37cyclictest0-21swapper/210:02:442
125262553,11sleep20-21swapper/205:45:572
634799544,29cyclictest0-21swapper/208:01:292
634799544,28cyclictest0-21swapper/208:55:542
634799543,8cyclictest107550irq/46-eth010:30:522
634799543,8cyclictest107550irq/46-eth010:30:522
634799543,25cyclictest0-21swapper/210:25:232
6346995430,18cyclictest0-21swapper/105:35:321
634899534,30cyclictest0-21swapper/307:00:283
6347995321,10cyclictest1554-21nscd05:45:312
6347995321,10cyclictest1554-21nscd05:45:312
634899524,28cyclictest0-21swapper/306:30:303
634899524,28cyclictest0-21swapper/306:30:303
6348995235,11cyclictest18812-21cpuspeed_turbos06:00:443
634799528,8cyclictest0-21swapper/210:15:552
634799525,38cyclictest0-21swapper/209:15:352
634799525,13cyclictest0-21swapper/209:46:152
6347995241,6cyclictest281ktimersoftd/206:35:542
634799524,30cyclictest0-21swapper/210:05:392
6347995233,11cyclictest31356-21diskmemload09:26:562
6347995225,22cyclictest313561diskmemload10:41:572
6347995223,9cyclictest107550irq/46-eth008:18:012
6347995223,10cyclictest8819-21munin-run11:05:182
634799522,45cyclictest0-21swapper/208:26:092
180422523,10sleep20-21swapper/205:57:462
634899514,28cyclictest0-21swapper/306:31:013
6348995122,14cyclictest0-21swapper/307:05:473
634799515,28cyclictest0-21swapper/210:51:322
634799514,29cyclictest0-21swapper/209:05:362
634799514,29cyclictest0-21swapper/208:06:022
6347995137,9cyclictest281ktimersoftd/208:35:432
6347995134,11cyclictest24989-21grep06:11:032
6347995120,13cyclictest0-21swapper/208:51:402
6347995116,8cyclictest313561diskmemload08:45:582
240602513,9sleep20-21swapper/207:18:572
634899504,27cyclictest0-21swapper/307:30:483
634899504,27cyclictest0-21swapper/306:05:513
634899504,26cyclictest0-21swapper/307:26:023
634899504,26cyclictest0-21swapper/305:35:323
634799506,26cyclictest0-21swapper/209:55:352
634799504,29cyclictest0-21swapper/206:55:552
634799504,28cyclictest0-21swapper/210:35:342
634799504,28cyclictest0-21swapper/210:35:342
634799504,28cyclictest0-21swapper/207:59:562
634799504,28cyclictest0-21swapper/207:05:412
634799504,28cyclictest0-21swapper/206:05:582
634799504,27cyclictest0-21swapper/208:31:382
634799504,12cyclictest0-21swapper/209:20:542
6347995033,10cyclictest16073-21tail07:00:562
6347995020,13cyclictest0-21swapper/209:14:512
6347995020,13cyclictest0-21swapper/209:14:512
634799494,27cyclictest0-21swapper/209:50:502
634799494,27cyclictest0-21swapper/209:50:502
634799493,26cyclictest0-21swapper/208:40:312
6347994920,12cyclictest0-21swapper/207:41:032
6347994920,12cyclictest0-21swapper/207:20:492
6347994919,13cyclictest0-21swapper/208:10:522
6347994917,14cyclictest0-21swapper/209:40:392
84702482,39sleep20-21swapper/205:37:272
634799484,27cyclictest0-21swapper/206:30:472
634799484,27cyclictest0-21swapper/206:25:592
634799484,27cyclictest0-21swapper/206:25:592
634799484,13cyclictest0-21swapper/205:54:362
634799483,28cyclictest0-21swapper/207:30:472
61682484,37sleep00-21swapper/005:33:420
634799474,27cyclictest0-21swapper/205:35:322
634899464,25cyclictest0-21swapper/306:14:393
634899463,26cyclictest0-21swapper/307:10:573
6348994615,13cyclictest0-21swapper/305:57:373
6347994525,14cyclictest0-21swapper/206:00:522
634799444,13cyclictest0-21swapper/207:25:502
634899434,32cyclictest0-21swapper/305:50:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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