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2026-03-15 - 15:39

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 Mar 15, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248599720,5rtkit-daemon2484-21rtkit-daemon10:26:063
2038499663,55cyclictest0-21swapper/210:53:142
2038299664,54cyclictest0-21swapper/009:48:290
2038299664,54cyclictest0-21swapper/009:48:290
20383996521,25cyclictest6864-21fschecks_time07:28:301
2038299654,53cyclictest0-21swapper/009:23:220
2038299644,52cyclictest0-21swapper/008:33:320
20382996436,13cyclictest0-21swapper/010:58:510
179952640,3sleep3361ktimersoftd/308:37:453
20385996326,14cyclictest1419-21runrttasks11:12:143
20385996326,14cyclictest1419-21runrttasks11:12:143
2038399635,50cyclictest17887-21hwlatdetect06:43:351
2038299633,52cyclictest0-21swapper/010:53:380
136072630,4sleep313747-21cut09:18:263
105622630,6sleep30-21swapper/309:13:293
2038599624,41cyclictest0-21swapper/309:38:493
2038599624,40cyclictest0-21swapper/307:56:123
2038399626,36cyclictest0-21swapper/108:13:451
314592613,10sleep031589-21cpuspeed_turbos07:13:260
2038499613,49cyclictest0-21swapper/208:34:312
20383996113,41cyclictest10102-21cpuspeed_turbos06:28:291
2038299614,49cyclictest0-21swapper/009:43:220
2038299614,49cyclictest0-21swapper/008:08:250
20382996122,25cyclictest29493-21interrupts08:53:300
248599600,6rtkit-daemon0-21swapper/106:08:460
248599600,4rtkit-daemon2484-21rtkit-daemon10:30:063
248599600,4rtkit-daemon2484-21rtkit-daemon10:30:063
2038399609,44cyclictest0-21swapper/108:18:261
2038399609,44cyclictest0-21swapper/107:48:121
2038399609,44cyclictest0-21swapper/107:48:121
298472594,48sleep30-21swapper/308:53:383
248599590,4rtkit-daemon2484-21rtkit-daemon09:53:153
248599590,4rtkit-daemon2484-21rtkit-daemon07:16:363
229832594,47sleep00-21swapper/011:08:200
229832594,47sleep00-21swapper/011:08:200
20385995941,12cyclictest3145-21gltestperf10:38:233
2038499593,48cyclictest0-21swapper/209:33:282
2038399594,47cyclictest0-21swapper/108:23:251
2038399594,47cyclictest0-21swapper/108:23:251
20383995914,12cyclictest25443-21cpuspeed_turbos08:48:231
2038299594,47cyclictest0-21swapper/010:13:100
2038299593,50cyclictest0-21swapper/007:37:200
2038299593,48cyclictest0-21swapper/010:18:400
255842583,11sleep30-21swapper/307:58:563
252902583,47sleep025398-21cpuspeed_turbos08:48:230
2038499583,47cyclictest0-21swapper/209:13:242
2038499583,47cyclictest0-21swapper/205:53:452
20384995829,13cyclictest0-21swapper/209:43:272
2038399589,27cyclictest12457-21grep08:28:301
2038399588,43cyclictest1287-21snmpd07:51:161
20383995810,40cyclictest18405-21cut10:13:241
54402573,46sleep20-21swapper/206:18:302
2038599575,24cyclictest0-21swapper/307:48:253
2038499573,46cyclictest0-21swapper/208:58:352
2038399574,46cyclictest9281-21tr10:48:181
2038399574,45cyclictest0-21swapper/109:35:561
2038299574,45cyclictest0-21swapper/009:03:190
2038299574,45cyclictest0-21swapper/009:03:190
20382995733,10cyclictest0-21swapper/008:23:260
20382995733,10cyclictest0-21swapper/008:23:260
2038599564,31cyclictest0-21swapper/310:58:403
20385995623,13cyclictest0-21swapper/306:08:343
2038499564,43cyclictest0-21swapper/208:53:232
2038499563,47cyclictest20391-21fschecks_count09:28:262
2038499563,47cyclictest0-21swapper/209:19:402
2038499563,46cyclictest0-21swapper/209:10:572
2038499563,45cyclictest0-21swapper/210:43:202
2038499562,50cyclictest0-21swapper/209:04:432
2038499562,50cyclictest0-21swapper/209:04:432
2038499562,49cyclictest0-21swapper/208:08:412
2038399567,34cyclictest0-21swapper/109:33:081
2038399564,43cyclictest0-21swapper/108:43:411
2038399564,31cyclictest0-21swapper/109:43:081
2038399564,30cyclictest0-21swapper/110:07:321
20383995611,25cyclictest0-21swapper/109:59:261
2038299566,29cyclictest0-21swapper/010:08:350
2038299565,30cyclictest0-21swapper/009:38:160
2038299564,45cyclictest0-21swapper/008:22:040
2038299564,29cyclictest0-21swapper/009:33:260
2038299563,40cyclictest0-21swapper/009:02:320
2038299563,34cyclictest0-21swapper/007:58:410
20382995613,25cyclictest0-21swapper/010:38:280
37852552,10sleep30-21swapper/307:23:243
258042556,12sleep00-21swapper/010:23:330
248599550,5rtkit-daemon2484-21rtkit-daemon11:08:342
248599550,5rtkit-daemon2484-21rtkit-daemon11:08:342
2038599556,26cyclictest0-21swapper/308:22:483
2038599555,26cyclictest0-21swapper/309:26:383
2038599555,26cyclictest0-21swapper/308:50:313
2038599555,25cyclictest9555-21diskstats10:48:213
2038599554,25cyclictest0-21swapper/309:05:333
2038599554,25cyclictest0-21swapper/309:05:333
2038599553,30cyclictest0-21swapper/307:03:223
2038599553,30cyclictest0-21swapper/307:03:223
20385995519,8cyclictest28268-21load08:03:343
2038499553,9cyclictest13121-21sendmail_mailqu08:28:402
2038499553,45cyclictest0-21swapper/208:18:302
2038499552,47cyclictest0-21swapper/207:48:472
20384995519,23cyclictest13116-21diskmemload10:13:322
2038399554,43cyclictest0-21swapper/108:33:401
20383995512,22cyclictest0-21swapper/109:48:381
20383995512,22cyclictest0-21swapper/109:48:381
20383995511,37cyclictest31853-21fschecks_time10:33:221
20383995511,24cyclictest0-21swapper/109:08:291
2038299554,35cyclictest0-21swapper/010:47:220
2038299554,28cyclictest0-21swapper/009:13:390
20382995537,11cyclictest27069-21grep05:53:490
2038299553,45cyclictest0-21swapper/010:03:310
20382995514,18cyclictest0-21swapper/010:01:030
155332553,11sleep20-21swapper/207:45:042
155332553,11sleep20-21swapper/207:45:042
317362547,6sleep30-21swapper/309:43:493
248599540,5rtkit-daemon2484-21rtkit-daemon10:08:213
233382543,44sleep20-21swapper/210:20:042
2038599545,27cyclictest0-21swapper/311:03:533
20385995424,23cyclictest22793-21sshd08:43:303
20385995424,11cyclictest735-21aten_r1power_cu09:48:173
20385995424,11cyclictest735-21aten_r1power_cu09:48:173
20385995420,15cyclictest0-21swapper/310:43:373
20385995417,12cyclictest1287-21snmpd08:42:313
2038499543,45cyclictest0-21swapper/209:40:012
2038499543,45cyclictest0-21swapper/209:24:382
2038499543,45cyclictest0-21swapper/208:46:402
2038499543,44cyclictest0-21swapper/208:13:302
20384995422,8cyclictest31756-21ssh10:33:212
2038399549,11cyclictest0-21swapper/109:18:411
2038399547,41cyclictest0-21swapper/108:59:571
2038399547,39cyclictest28231-21df10:28:201
2038399547,39cyclictest28231-21df10:28:201
2038399544,42cyclictest21533-21ntp_states07:53:371
20383995416,30cyclictest1243-21lldpd08:12:571
20383995413,32cyclictest2604-21grep10:38:181
20383995412,35cyclictest0-21swapper/111:08:191
20383995412,35cyclictest0-21swapper/111:08:191
20383995412,25cyclictest0-21swapper/110:11:301
20383995410,24cyclictest0-21swapper/111:02:201
2038299547,25cyclictest0-21swapper/008:43:440
2038299544,44cyclictest0-21swapper/011:06:500
2038299544,43cyclictest0-21swapper/008:05:500
2038299544,21cyclictest0-21swapper/009:19:580
20382995430,10cyclictest0-21swapper/007:45:370
20382995430,10cyclictest0-21swapper/007:45:370
20382995421,15cyclictest0-21swapper/009:10:100
210402533,43sleep20-21swapper/205:43:392
2038599535,29cyclictest0-21swapper/305:53:363
2038599535,28cyclictest0-21swapper/310:03:183
2038599534,30cyclictest0-21swapper/308:23:243
2038599534,30cyclictest0-21swapper/308:23:243
2038599534,25cyclictest0-21swapper/310:37:083
2038599533,25cyclictest0-21swapper/310:53:293
20385995322,12cyclictest0-21swapper/309:28:213
20385995321,9cyclictest23665-21munin-node09:33:233
20385995321,13cyclictest0-21swapper/308:28:243
20385995321,12cyclictest0-21swapper/308:13:213
20385995320,14cyclictest0-21swapper/310:02:423
20385995318,16cyclictest0-21swapper/309:08:403
20385995315,13cyclictest0-21swapper/307:44:503
20385995315,13cyclictest0-21swapper/307:44:503
2038499534,40cyclictest0-21swapper/209:58:212
2038499533,45cyclictest0-21swapper/209:51:242
2038499533,45cyclictest0-21swapper/209:51:242
2038499533,44cyclictest0-21swapper/210:09:092
2038499533,43cyclictest0-21swapper/210:26:372
2038499533,33cyclictest0-21swapper/210:48:262
2038499533,28cyclictest0-21swapper/205:58:332
20384995325,13cyclictest0-21swapper/208:43:092
20384995311,24cyclictest0-21swapper/210:03:352
2038399535,42cyclictest25093-21processes07:58:391
2038399535,30cyclictest0-21swapper/109:26:401
2038399534,31cyclictest0-21swapper/105:43:461
20383995314,33cyclictest12445-21aten_r1power_po10:53:161
20383995314,32cyclictest25076-21ssh10:23:221
2038299535,26cyclictest0-21swapper/007:48:260
2038299534,28cyclictest0-21swapper/007:08:350
20382995310,26cyclictest0-21swapper/010:31:410
20382995310,26cyclictest0-21swapper/010:31:410
92702522,9sleep00-21swapper/006:24:360
92702522,9sleep00-21swapper/006:24:360
2038599525,28cyclictest0-21swapper/306:48:473
2038599525,26cyclictest0-21swapper/306:03:273
2038599525,25cyclictest0-21swapper/306:58:243
2038599524,29cyclictest0-21swapper/310:13:293
2038599524,28cyclictest0-21swapper/308:58:293
2038599524,27cyclictest0-21swapper/306:43:143
20385995236,9cyclictest31346-21head08:08:283
2038599523,27cyclictest0-21swapper/310:18:313
20385995221,14cyclictest0-21swapper/307:33:413
20385995221,12cyclictest0-21swapper/307:08:313
20385995219,12cyclictest0-21swapper/305:58:283
20385995214,13cyclictest0-21swapper/306:28:443
2038499524,41cyclictest16770-21uname10:58:292
2038499523,44cyclictest0-21swapper/208:24:102
2038499523,44cyclictest0-21swapper/208:24:102
2038499523,43cyclictest0-21swapper/211:03:232
2038499523,43cyclictest0-21swapper/210:29:102
2038499523,43cyclictest0-21swapper/210:29:102
2038499523,42cyclictest0-21swapper/208:03:402
2038499522,45cyclictest0-21swapper/210:39:502
2038499522,45cyclictest0-21swapper/207:56:272
2038399527,39cyclictest0-21swapper/109:04:171
2038399527,39cyclictest0-21swapper/109:04:171
2038399527,38cyclictest1607-21grep07:18:251
2038399525,27cyclictest21479-21munin-run08:43:081
2038399524,28cyclictest0-21swapper/106:33:251
2038399523,42cyclictest0-21swapper/108:55:351
2038399523,30cyclictest0-21swapper/106:13:281
20383995210,35cyclictest28725-21ssh08:03:421
2038299524,28cyclictest0-21swapper/008:13:240
2038299524,13cyclictest0-21swapper/007:53:330
2038299523,44cyclictest0-21swapper/009:53:590
2038299523,43cyclictest0-21swapper/010:35:030
20382995220,14cyclictest0-21swapper/008:28:380
2038599515,27cyclictest0-21swapper/307:42:213
2038599515,23cyclictest0-21swapper/306:26:423
2038599515,23cyclictest0-21swapper/306:26:423
2038599514,28cyclictest0-21swapper/306:48:143
20385995117,14cyclictest0-21swapper/306:53:333
20385995117,13cyclictest0-21swapper/306:22:073
20384995125,8cyclictest13116-21diskmemload09:53:232
20384995124,13cyclictest0-21swapper/206:23:362
20384995124,13cyclictest0-21swapper/206:23:362
2038399515,28cyclictest6189-21ssh10:43:201
2038399514,40cyclictest0-21swapper/111:03:421
20383995110,25cyclictest24579-21df_abs06:58:281
2038299514,41cyclictest0-21swapper/006:19:370
2038299514,40cyclictest20613-21grep09:28:280
2038299514,40cyclictest0-21swapper/010:48:400
321922502,9sleep00-21swapper/006:06:590
262382502,9sleep00-21swapper/007:02:410
2038599504,25cyclictest1287-21snmpd06:33:363
2038599504,23cyclictest7594-21fgrep07:28:413
2038599503,28cyclictest0-21swapper/305:43:343
20385995015,12cyclictest0-21swapper/307:22:173
2038499503,41cyclictest0-21swapper/206:33:372
20384995020,12cyclictest0-21swapper/206:03:342
2038499502,43cyclictest0-21swapper/208:00:462
2038499502,42cyclictest0-21swapper/207:13:362
2038399505,37cyclictest0-21swapper/107:13:391
2038399504,38cyclictest0-21swapper/109:13:331
2038399504,32cyclictest0-21swapper/110:18:161
20383995015,21cyclictest0-21swapper/105:57:041
2038299504,40cyclictest0-21swapper/005:58:420
20382995033,10cyclictest24708-21grep05:48:490
2038299503,29cyclictest0-21swapper/006:53:130
20382995025,11cyclictest0-21swapper/008:38:310
20382995022,12cyclictest0-21swapper/006:43:270
165882502,9sleep00-21swapper/006:41:250
117942502,9sleep00-21swapper/006:31:260
2038599494,27cyclictest0-21swapper/306:13:433
2038499495,34cyclictest0-21swapper/206:58:242
2038499493,39cyclictest0-21swapper/206:13:152
2038499493,38cyclictest0-21swapper/208:48:272
2038399497,36cyclictest27362-21hddtemp_smartct09:38:251
2038399496,37cyclictest0-21swapper/109:53:301
2038399494,26cyclictest0-21swapper/107:23:401
2038399494,26cyclictest0-21swapper/105:53:171
20383994930,12cyclictest1863-21unixbench_singl06:08:491
2038299494,29cyclictest0-21swapper/007:28:120
2038299494,28cyclictest0-21swapper/005:43:170
2038299494,28cyclictest0-21swapper/005:43:170
2038299492,42cyclictest0-21swapper/005:43:380
2038599484,25cyclictest0-21swapper/305:48:423
2038499483,39cyclictest0-21swapper/207:03:432
2038499483,39cyclictest0-21swapper/207:03:432
2038499483,38cyclictest0-21swapper/206:13:322
2038499483,37cyclictest0-21swapper/206:28:262
2038499483,22cyclictest0-21swapper/206:38:372
20384994824,9cyclictest17131-21telnet06:43:272
2038499482,41cyclictest0-21swapper/207:18:272
2038499482,40cyclictest0-21swapper/207:08:242
2038499482,40cyclictest0-21swapper/206:54:352
2038399488,35cyclictest0-21swapper/107:38:111
20383994814,20cyclictest21615-21date06:53:141
2038299484,12cyclictest0-21swapper/006:13:310
2038299483,27cyclictest0-21swapper/007:18:370
57662472,39sleep20-21swapper/207:26:052
20384994722,10cyclictest2507-21gdm-simple-gree06:52:122
2038399476,36cyclictest0-21swapper/107:08:131
2038399476,36cyclictest0-21swapper/107:08:131
2038399476,35cyclictest0-21swapper/106:28:151
2038399476,35cyclictest0-21swapper/106:28:151
2038399475,35cyclictest0-21swapper/107:43:111
2038399473,24cyclictest28183-21sh05:58:301
20383994725,15cyclictest0-21swapper/106:18:271
20383994710,20cyclictest0-21swapper/107:08:241
2038299474,28cyclictest0-21swapper/007:43:120
2038299474,23cyclictest0-21swapper/006:33:260
2038299473,38cyclictest0-21swapper/007:28:230
2038499463,37cyclictest0-21swapper/207:33:242
2038499463,36cyclictest0-21swapper/205:48:422
2038399466,34cyclictest30237-21sh06:03:271
2038399464,25cyclictest0-21swapper/106:38:261
2038399454,33cyclictest0-21swapper/105:43:171
2038399454,33cyclictest0-21swapper/105:43:171
20383994517,12cyclictest0-21swapper/106:57:131
20382994526,13cyclictest0-21swapper/007:03:300
20382994526,13cyclictest0-21swapper/007:03:300
234392442,34sleep00-21swapper/006:53:470
2038499445,30cyclictest0-21swapper/207:38:442
2038499433,33cyclictest0-21swapper/207:28:272
2038499414,12cyclictest0-21swapper/205:43:172
2038499414,12cyclictest0-21swapper/205:43:172
2038599404,30cyclictest0-21swapper/305:43:173
2038599404,30cyclictest0-21swapper/305:43:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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