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2025-12-23 - 20:37

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 all highest latencies:
System rack1slot6s.osadl.org (updated Tue Dec 23, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2485991060,8rtkit-daemon0-21swapper/207:50:382
14755991004,70cyclictest0-21swapper/308:40:153
1474999972,52cyclictest0-21swapper/011:05:090
1475599954,66cyclictest0-21swapper/307:10:323
1475599934,66cyclictest0-21swapper/311:55:403
1475599934,65cyclictest0-21swapper/307:20:323
1475599934,65cyclictest0-21swapper/307:20:323
14753999237,9cyclictest25287-21gltestperf09:35:291
14749999243,12cyclictest0-21swapper/011:40:190
14755999120,46cyclictest0-21swapper/308:15:423
1475599884,67cyclictest0-21swapper/312:20:243
1475599883,66cyclictest0-21swapper/310:40:343
14755998811,9cyclictest121850irq/46-eth012:05:323
1475599874,66cyclictest0-21swapper/309:05:423
1475599874,58cyclictest0-21swapper/310:15:153
1475599864,13cyclictest0-21swapper/307:40:273
14755998615,53cyclictest0-21swapper/309:35:283
1475599844,72cyclictest3646-21cut08:50:323
14755998424,43cyclictest913-21uniq11:00:253
1475599834,70cyclictest0-21swapper/308:10:323
1475599834,61cyclictest0-21swapper/310:50:253
1475599834,61cyclictest0-21swapper/310:50:253
1475599834,18cyclictest0-21swapper/307:35:473
1475599834,12cyclictest0-21swapper/308:05:353
14755998323,53cyclictest4452-21cpuspeed_turbos07:45:303
14749998340,12cyclictest0-21swapper/008:35:290
1475599824,57cyclictest0-21swapper/309:30:323
1475599824,13cyclictest0-21swapper/308:25:143
1475599823,61cyclictest0-21swapper/310:05:143
1475599823,61cyclictest0-21swapper/310:05:143
1475599823,20cyclictest18572-21chrt09:20:413
14755998225,51cyclictest9098-21processes09:00:413
1475599815,67cyclictest0-21swapper/312:10:163
1475599814,15cyclictest0-21swapper/309:55:223
1475599814,14cyclictest0-21swapper/307:55:293
1475599813,14cyclictest0-21swapper/309:17:283
14755998022,52cyclictest21356-21df_abs10:35:243
14755998011,9cyclictest7250irq/45-ahci08:05:153
1475599795,67cyclictest0-21swapper/311:50:243
14755997924,48cyclictest16227-21netstat07:00:463
14755997924,35cyclictest121850irq/46-eth011:40:193
1475599785,17cyclictest0-21swapper/309:50:233
1475599784,66cyclictest0-21swapper/312:15:173
1475599784,66cyclictest0-21swapper/312:15:173
1475599784,57cyclictest0-21swapper/310:55:263
14755997822,49cyclictest18326-21missed_timers11:35:313
1475599775,13cyclictest0-21swapper/307:30:353
1475599774,13cyclictest0-21swapper/308:50:143
1475599774,13cyclictest0-21swapper/308:50:143
14755997728,42cyclictest22880-21fschecks_time07:15:343
14755997724,46cyclictest5851-21fschecks_count11:10:263
14755997722,48cyclictest1419-21runrttasks10:12:523
14755997716,10cyclictest26989-21telnet09:40:233
1475599764,65cyclictest0-21swapper/311:45:303
1475599764,13cyclictest0-21swapper/307:10:183
1475599763,64cyclictest0-21swapper/307:29:503
14755997629,40cyclictest9099-21cpuspeed_turbos12:25:203
14755997624,45cyclictest1419-21runrttasks10:29:003
14755997623,47cyclictest1419-21runrttasks10:31:553
14755997610,10cyclictest14966-21telnet11:30:203
14755997529,41cyclictest7707-21missed_timers07:50:383
14755997523,46cyclictest1419-21runrttasks10:46:253
1475599745,13cyclictest0-21swapper/308:31:383
1475599744,13cyclictest0-21swapper/309:45:443
1475599743,64cyclictest0-21swapper/311:20:443
1475599743,20cyclictest0-21swapper/308:40:263
14755997423,44cyclictest14181-21df_abs10:20:243
14755997422,45cyclictest20871-21needreboot09:25:383
14755997422,45cyclictest20871-21needreboot09:25:383
14755997420,47cyclictest12473-21aten_r1power_en11:25:223
14755997412,15cyclictest0-21swapper/308:25:483
1475599734,8cyclictest8476-21gltestperf11:15:273
1475599733,13cyclictest0-21swapper/309:10:233
14755997321,45cyclictest3548-21fschecks_time11:05:253
1475599724,13cyclictest0-21swapper/310:03:513
1475599724,13cyclictest0-21swapper/307:00:183
14755997227,39cyclictest29146-21munin-node12:00:383
1475599713,13cyclictest6535-21needreboot08:55:393
1475499674,40cyclictest0-21swapper/210:25:412
14749996549,9cyclictest3055-21tail08:50:270
170382645,12sleep20-21swapper/208:10:372
14749996449,10cyclictest0-21swapper/010:22:290
14749996246,10cyclictest5488-21aten2.4-expect08:55:270
1474999623,52cyclictest0-21swapper/007:20:290
1474999623,52cyclictest0-21swapper/007:20:290
1474999613,51cyclictest0-21swapper/008:30:460
41732603,7sleep24261-21head10:00:232
1475499604,13cyclictest0-21swapper/209:25:352
1475499604,13cyclictest0-21swapper/209:25:352
1475499603,31cyclictest0-21swapper/209:05:222
1474999605,48cyclictest23107-21yum-updatesd-he10:40:250
122392602,50sleep10-21swapper/108:00:361
1475499594,12cyclictest0-21swapper/207:05:422
1475499584,13cyclictest0-21swapper/209:15:272
1475499584,11cyclictest16960-21crond11:35:072
1475499583,12cyclictest0-21swapper/212:16:012
1475499583,12cyclictest0-21swapper/212:16:012
14753995843,10cyclictest0-21swapper/109:31:311
1475399583,50cyclictest0-21swapper/107:25:181
1475499574,13cyclictest0-21swapper/208:00:282
1475499574,12cyclictest0-21swapper/210:45:332
1475399573,49cyclictest0-21swapper/111:10:261
218382565,44sleep00-21swapper/010:35:310
14754995641,9cyclictest7325-21wc12:20:262
14754995637,11cyclictest28549-21unixbench_multi09:40:442
14754995623,13cyclictest0-21swapper/212:10:302
1475399563,47cyclictest0-21swapper/110:46:311
14749995639,12cyclictest0-21swapper/011:10:380
14749995625,26cyclictest0-21swapper/009:25:290
14749995625,26cyclictest0-21swapper/009:25:290
55512553,45sleep00-21swapper/010:00:410
1475499554,33cyclictest0-21swapper/208:05:342
1475499554,31cyclictest0-21swapper/207:40:172
1475499554,29cyclictest1542-21yum-updatesd-he07:40:312
14754995535,12cyclictest26523-21grep08:30:342
1475499553,36cyclictest0-21swapper/210:55:282
1475499553,33cyclictest0-21swapper/210:00:112
1475399553,47cyclictest0-21swapper/108:20:371
1475399553,45cyclictest0-21swapper/112:10:261
14749995539,11cyclictest0-21swapper/010:55:280
126542553,46sleep012704-21mailstats10:15:400
60672543,45sleep00-21swapper/012:18:520
60672543,45sleep00-21swapper/012:18:520
303602545,7sleep130409-21munin-node12:00:321
1475499545,31cyclictest0-21swapper/208:45:012
1475499545,30cyclictest0-21swapper/211:35:232
1475499545,30cyclictest0-21swapper/209:00:292
1475499545,29cyclictest0-21swapper/207:20:382
1475499545,29cyclictest0-21swapper/207:20:382
1475499544,31cyclictest0-21swapper/211:10:392
1475499544,31cyclictest0-21swapper/210:20:272
1475499544,30cyclictest0-21swapper/212:05:062
1475499544,30cyclictest0-21swapper/207:45:332
14754995422,14cyclictest0-21swapper/209:35:212
14754995421,15cyclictest0-21swapper/209:45:262
14749995438,11cyclictest0-21swapper/007:55:510
1474999543,11cyclictest0-21swapper/011:56:530
34872535,9sleep00-21swapper/012:11:190
292812535,10sleep20-21swapper/207:30:232
25892537,40sleep00-21swapper/008:48:560
25892537,40sleep00-21swapper/008:48:560
1475499535,30cyclictest0-21swapper/209:20:312
1475499535,29cyclictest0-21swapper/210:30:202
1475499535,29cyclictest0-21swapper/208:50:372
1475499535,29cyclictest0-21swapper/207:15:472
1475499535,26cyclictest0-21swapper/211:20:192
1475499534,30cyclictest0-21swapper/211:45:242
1475499534,30cyclictest0-21swapper/211:40:182
1475499534,30cyclictest0-21swapper/210:40:302
1475499534,30cyclictest0-21swapper/210:35:312
1475499534,30cyclictest0-21swapper/210:15:272
1475499534,30cyclictest0-21swapper/208:55:392
1475499534,30cyclictest0-21swapper/208:15:462
1475499534,29cyclictest0-21swapper/211:25:422
1475499534,29cyclictest0-21swapper/211:05:092
1475499534,29cyclictest0-21swapper/210:10:262
1475499534,29cyclictest0-21swapper/210:05:272
1475499534,29cyclictest0-21swapper/210:05:272
1475499534,29cyclictest0-21swapper/207:05:182
14754995321,14cyclictest0-21swapper/209:30:312
14754995319,15cyclictest0-21swapper/207:25:362
1475399534,43cyclictest11263-21munin-node10:15:391
1475399533,45cyclictest0-21swapper/109:05:241
1474999536,38cyclictest0-21swapper/008:40:170
1474999534,42cyclictest17382-21aten2.4-expect07:05:270
14749995337,11cyclictest0-21swapper/010:10:280
14749995337,11cyclictest0-21swapper/007:35:350
144292538,38sleep00-21swapper/011:28:270
311092524,41sleep00-21swapper/007:31:010
248599520,5rtkit-daemon2484-21rtkit-daemon06:55:402
24112522,43sleep10-21swapper/111:02:451
1475499525,28cyclictest0-21swapper/209:50:252
1475499524,30cyclictest0-21swapper/211:15:222
1475499524,29cyclictest0-21swapper/208:35:202
1475499524,28cyclictest0-21swapper/211:55:222
14754995234,11cyclictest32359-21head12:05:252
14754995219,14cyclictest0-21swapper/209:10:252
14753995235,12cyclictest0-21swapper/111:55:361
14753995233,14cyclictest0-21swapper/111:40:191
1475399523,43cyclictest1287-21snmpd09:02:301
1475399523,42cyclictest1412-21latency_hist07:40:161
1474999525,41cyclictest0-21swapper/009:10:410
1474999524,41cyclictest0-21swapper/011:35:080
1474999524,41cyclictest0-21swapper/009:15:320
14749995238,9cyclictest16990-21cut08:10:350
14749995237,10cyclictest0-21swapper/009:57:110
14749995236,11cyclictest0-21swapper/009:20:450
1474999523,42cyclictest1287-21snmpd07:49:520
134592522,10sleep00-21swapper/008:04:550
263582514,39sleep10-21swapper/111:52:581
206202513,41sleep00-21swapper/008:19:460
15772514,41sleep10-21swapper/109:55:141
1475499514,29cyclictest0-21swapper/208:45:362
1475499514,29cyclictest0-21swapper/208:45:362
1475499514,27cyclictest0-21swapper/210:50:222
1475499514,27cyclictest0-21swapper/210:50:222
1475499514,27cyclictest0-21swapper/207:55:312
14753995136,9cyclictest7341-21gltestperf10:05:301
14753995136,9cyclictest7341-21gltestperf10:05:301
14753995136,10cyclictest18060-21gltestperf11:35:271
14753995135,11cyclictest0-21swapper/111:30:371
14753995133,12cyclictest0-21swapper/110:40:251
1475399513,41cyclictest25493-21cat08:30:141
1475399513,40cyclictest14940-21cat07:00:181
1474999515,40cyclictest0-21swapper/009:40:430
1474999515,38cyclictest0-21swapper/007:15:490
14749995136,11cyclictest0-21swapper/009:35:280
14749995136,10cyclictest0-21swapper/007:02:170
14749995135,11cyclictest0-21swapper/011:15:190
14749995135,11cyclictest0-21swapper/010:50:420
14749995135,11cyclictest0-21swapper/010:50:420
14749995135,11cyclictest0-21swapper/009:00:240
14749995134,12cyclictest0-21swapper/007:50:250
14749995131,13cyclictest0-21swapper/011:25:080
1474999513,41cyclictest20994-21telnet08:20:260
14749995121,13cyclictest0-21swapper/010:30:380
143092516,39sleep10-21swapper/109:10:491
1475499504,28cyclictest0-21swapper/208:26:342
1475499504,27cyclictest0-21swapper/211:50:182
1475399506,26cyclictest17060-21awk09:20:121
14753995033,12cyclictest0-21swapper/111:25:351
14753995032,13cyclictest0-21swapper/108:15:281
1475399502,42cyclictest90152sleep107:55:281
1474999504,40cyclictest0-21swapper/011:55:060
14749995035,11cyclictest0-21swapper/007:29:410
14749995035,11cyclictest0-21swapper/007:10:380
14749995035,10cyclictest0-21swapper/009:05:230
14749995034,11cyclictest0-21swapper/007:40:270
14749995033,12cyclictest0-21swapper/011:45:180
1474999503,41cyclictest0-21swapper/010:06:070
1474999503,41cyclictest0-21swapper/010:06:070
14749995022,12cyclictest0-21swapper/010:45:290
1474999502,43cyclictest0-21swapper/012:25:250
1475399494,39cyclictest0-21swapper/110:55:191
14753994936,8cyclictest30144-21gltestperf07:30:351
1475399493,40cyclictest0-21swapper/109:00:131
14749994934,11cyclictest0-21swapper/012:00:360
14749994930,14cyclictest0-21swapper/011:05:310
146632494,38sleep00-21swapper/006:59:370
180052482,40sleep10-21swapper/110:27:421
1475499484,26cyclictest0-21swapper/208:20:342
14754994833,9cyclictest9118-21cpuspeed_turbos12:25:202
1475399484,26cyclictest0-21swapper/111:20:301
14753994835,9cyclictest0-21swapper/109:20:461
14753994834,9cyclictest9174-21cpuspeed_turbos10:10:251
14753994832,12cyclictest0-21swapper/107:25:381
1475399483,39cyclictest0-21swapper/108:45:311
1475399483,39cyclictest0-21swapper/108:45:311
1474999483,40cyclictest0-21swapper/010:25:330
1474999483,40cyclictest0-21swapper/009:50:340
14749994814,11cyclictest0-21swapper/009:45:320
97352474,36sleep10-21swapper/111:19:291
264642473,37sleep10-21swapper/107:22:401
217972475,9sleep10-21swapper/109:29:591
217972475,9sleep10-21swapper/109:29:591
1475499474,24cyclictest0-21swapper/211:05:192
14754994720,11cyclictest0-21swapper/207:10:302
14753994733,9cyclictest20953-21needreboot07:10:431
1475399473,26cyclictest0-21swapper/107:48:251
1475399473,21cyclictest16024-21cat08:10:161
1475399473,14cyclictest0-21swapper/107:40:271
14753994729,12cyclictest0-21swapper/112:25:181
14753994728,13cyclictest0-21swapper/107:50:451
14753994633,8cyclictest21115-21cpuspeed_turbos10:35:221
14753994631,11cyclictest0-21swapper/112:20:461
14753994631,11cyclictest0-21swapper/110:30:221
14753994631,10cyclictest0-21swapper/112:05:191
14753994631,10cyclictest0-21swapper/108:10:391
1475399463,38cyclictest0-21swapper/110:20:271
1475399463,38cyclictest0-21swapper/107:15:331
1475399463,37cyclictest2865-21munin-node11:05:271
1475399463,37cyclictest0-21swapper/110:00:221
1475399462,40cyclictest0-21swapper/108:35:481
1475399462,38cyclictest26925-21telnet09:40:221
14753994610,18cyclictest0-21swapper/107:00:331
1474999463,39cyclictest0-21swapper/009:30:310
1474999463,17cyclictest0-21swapper/011:37:230
14749994628,13cyclictest0-21swapper/012:24:250
14749994628,12cyclictest0-21swapper/012:05:220
1474999462,39cyclictest0-21swapper/008:05:400
1475399453,38cyclictest0-21swapper/108:50:401
1475399453,37cyclictest31055-21fschecks_count08:40:331
1475399453,35cyclictest28044-21telnet10:50:211
1475399453,35cyclictest28044-21telnet10:50:211
1475399453,34cyclictest20963-21kworker/1:009:45:231
1474999455,35cyclictest0-21swapper/008:30:140
1475399443,36cyclictest0-21swapper/108:30:271
14753994429,11cyclictest0-21swapper/112:15:171
14753994429,11cyclictest0-21swapper/112:15:171
14753994429,10cyclictest0-21swapper/111:45:181
1475399442,37cyclictest0-21swapper/107:05:491
1475399433,36cyclictest0-21swapper/109:54:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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