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2026-06-19 - 13:53

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 highest latencies:
System rack1slot6s.osadl.org (updated Fri Jun 19, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
127039912248,12cyclictest0-21swapper/210:34:502
12696991026,35cyclictest0-21swapper/008:54:580
12696991004,85cyclictest0-21swapper/008:45:130
1269699949,32cyclictest27981-21cpuspeed_turbos10:09:540
12696999332,14cyclictest0-21swapper/011:54:500
12696999323,9cyclictest5346-21gltestperf07:40:050
1269699925,26cyclictest18073-21seq10:42:140
1269699923,36cyclictest0-21swapper/012:09:510
1269699914,29cyclictest0-21swapper/007:25:120
12696999135,48cyclictest0-21swapper/009:20:020
1269699913,27cyclictest0-21swapper/007:05:570
1269699913,27cyclictest0-21swapper/007:05:570
12696999112,30cyclictest1761-21Xorg12:08:330
12696999032,15cyclictest0-21swapper/010:00:150
12696999022,9cyclictest24390-21kworker/0:210:44:510
1269699893,39cyclictest0-21swapper/012:00:060
12696998918,7cyclictest22547-21latency_hist09:14:430
12696998912,36cyclictest0-21swapper/007:20:180
1269699863,37cyclictest0-21swapper/009:52:240
1269699863,37cyclictest0-21swapper/009:52:240
1269699858,31cyclictest0-21swapper/010:58:450
1269699843,39cyclictest0-21swapper/010:07:500
1269699843,32cyclictest0-21swapper/010:53:080
1269699834,12cyclictest0-21swapper/011:08:490
1269699834,12cyclictest0-21swapper/011:08:490
1269699833,24cyclictest0-21swapper/011:10:530
1269699823,40cyclictest0-21swapper/009:07:190
1269699814,26cyclictest0-21swapper/010:31:100
1269699814,26cyclictest0-21swapper/010:31:100
12696998119,26cyclictest0-21swapper/009:30:040
12696998115,12cyclictest0-21swapper/009:25:100
1269699803,27cyclictest20631-21turbostat09:59:400
12696997722,23cyclictest0-21swapper/009:39:220
1270499753,65cyclictest30315-21chrt10:13:063
119512746,17sleep211980-21grep06:45:142
1270299735,60cyclictest0-21swapper/111:44:511
12703997146,9cyclictest12690-21cyclictest09:24:552
2435327013,49sleep20-21swapper/211:39:542
226732700,3sleep2281ktimersoftd/208:15:172
1270299684,57cyclictest0-21swapper/111:33:451
1270499674,13cyclictest0-21swapper/309:20:153
1270299664,40cyclictest8051-21fschecks_count09:39:591
1270499655,30cyclictest0-21swapper/311:04:523
1270499655,30cyclictest0-21swapper/311:04:523
1270499654,55cyclictest0-21swapper/310:39:393
1270499654,54cyclictest0-21swapper/307:25:073
1270499654,53cyclictest0-21swapper/312:09:523
1270499643,54cyclictest0-21swapper/308:14:563
12702996419,27cyclictest1227-21runrttasks09:31:281
1270499635,13cyclictest0-21swapper/311:29:363
1270499634,27cyclictest0-21swapper/309:34:553
1270299634,36cyclictest0-21swapper/111:54:391
12702996320,14cyclictest1124-21snmpd11:39:111
1270499625,51cyclictest1227-21runrttasks09:09:333
1270499625,49cyclictest0-21swapper/310:29:573
1270499625,49cyclictest0-21swapper/310:29:573
1270499624,28cyclictest0-21swapper/309:28:573
12703996233,23cyclictest0-21swapper/210:21:272
1270299624,37cyclictest0-21swapper/112:09:241
1270299624,36cyclictest0-21swapper/109:15:181
12702996224,15cyclictest0-21swapper/110:25:361
310792613,50sleep20-21swapper/211:00:312
1270499614,50cyclictest21756-21tail10:00:013
1270499613,52cyclictest0-21swapper/312:00:493
1270499613,52cyclictest0-21swapper/309:50:133
1270499613,52cyclictest0-21swapper/309:50:133
1270299616,30cyclictest0-21swapper/112:12:181
1270299615,28cyclictest0-21swapper/110:06:061
1270299614,35cyclictest0-21swapper/111:51:241
1270299614,35cyclictest0-21swapper/111:51:241
1270299614,12cyclictest0-21swapper/108:55:581
219499600,4rtkit-daemon2193-21rtkit-daemon07:04:171
1270499605,49cyclictest0-21swapper/311:59:373
1270499604,50cyclictest0-21swapper/309:40:113
1270499603,50cyclictest0-21swapper/310:20:083
1270499603,28cyclictest0-21swapper/310:24:563
12704996023,32cyclictest0-21swapper/309:11:043
12704996014,24cyclictest26923-21crond11:44:363
12703996035,9cyclictest11355-21ssh09:44:572
1270399603,41cyclictest0-21swapper/211:13:522
1270299606,31cyclictest0-21swapper/110:21:371
1270299604,39cyclictest0-21swapper/112:00:051
1270299604,33cyclictest0-21swapper/109:35:461
1270299604,13cyclictest0-21swapper/111:00:091
12704995940,12cyclictest4440-21gltestperf11:09:563
1270499594,49cyclictest0-21swapper/309:30:123
1270499594,25cyclictest9527-21memory12:04:583
1270499594,25cyclictest29122-21aten_r1power_cu10:59:483
1270499593,50cyclictest0-21swapper/311:29:483
1270499593,49cyclictest22116-21latency_hist10:49:383
1270299594,13cyclictest0-21swapper/109:00:091
1270299594,10cyclictest31100-21cpuspeed_turbos08:34:571
1270299593,49cyclictest0-21swapper/110:00:141
1270299593,49cyclictest0-21swapper/109:20:121
12702995917,22cyclictest22752-21cpuspeed_turbos07:10:011
12702995917,22cyclictest22752-21cpuspeed_turbos07:10:011
1270499585,28cyclictest0-21swapper/311:50:103
1270499585,28cyclictest0-21swapper/311:50:103
1270499584,47cyclictest0-21swapper/309:44:583
1270499584,12cyclictest0-21swapper/310:39:503
1270399584,13cyclictest0-21swapper/209:59:582
1270399583,27cyclictest0-21swapper/209:39:562
1270299585,27cyclictest0-21swapper/109:07:331
1270299584,47cyclictest0-21swapper/109:24:551
1270299584,31cyclictest0-21swapper/111:44:361
1270299583,49cyclictest0-21swapper/111:15:041
1270299583,49cyclictest0-21swapper/111:09:541
1270299583,21cyclictest0-21swapper/111:06:401
1270299583,21cyclictest0-21swapper/111:06:401
12702995823,28cyclictest0-21swapper/109:11:321
219499570,6rtkit-daemon2193-21rtkit-daemon08:19:440
219499570,4rtkit-daemon2193-21rtkit-daemon11:20:151
181542575,11sleep10-21swapper/110:42:321
1270499574,48cyclictest0-21swapper/310:59:293
1270499573,48cyclictest0-21swapper/308:54:553
1270499573,47cyclictest10886-21df_inode11:19:523
1270299575,32cyclictest0-21swapper/107:20:071
1270299575,26cyclictest0-21swapper/110:30:511
1270299575,26cyclictest0-21swapper/110:30:511
1270299574,27cyclictest0-21swapper/110:54:531
1270299574,14cyclictest0-21swapper/110:14:561
1270299573,48cyclictest0-21swapper/112:16:081
12702995720,15cyclictest0-21swapper/109:54:541
12702995716,16cyclictest14528-21cat09:49:551
12702995716,16cyclictest14528-21cat09:49:551
1269699574,47cyclictest0-21swapper/010:21:560
1269699573,48cyclictest0-21swapper/011:35:030
219499560,5rtkit-daemon2193-21rtkit-daemon07:35:160
219499560,5rtkit-daemon2193-21rtkit-daemon07:15:250
1270499564,46cyclictest0-21swapper/310:04:563
1270499564,46cyclictest0-21swapper/309:14:563
1270499563,13cyclictest0-21swapper/311:16:233
12704995623,12cyclictest13116-21fschecks_count09:00:023
12703995641,10cyclictest0-21swapper/210:55:292
12703995641,10cyclictest0-21swapper/210:34:172
12703995641,10cyclictest0-21swapper/210:34:172
12703995641,10cyclictest0-21swapper/209:50:162
12703995641,10cyclictest0-21swapper/209:50:162
1270299564,46cyclictest0-21swapper/111:25:461
1270299564,29cyclictest0-21swapper/108:10:031
1270299563,47cyclictest0-21swapper/110:36:341
12702995620,14cyclictest1124-21snmpd07:19:281
1270299562,47cyclictest0-21swapper/108:29:441
219499550,6rtkit-daemon2193-21rtkit-daemon08:05:150
219499550,4rtkit-daemon2193-21rtkit-daemon06:53:251
1270499554,45cyclictest0-21swapper/310:49:443
1270499554,44cyclictest11762-21aten2.4-expect07:54:563
1270499554,33cyclictest0-21swapper/311:46:053
1270499554,13cyclictest0-21swapper/309:55:143
1270499553,48cyclictest0-21swapper/310:19:173
1270499553,47cyclictest0-21swapper/312:14:533
1270499553,12cyclictest0-21swapper/307:09:473
1270499553,12cyclictest0-21swapper/307:09:473
12703995540,10cyclictest0-21swapper/209:35:432
12703995538,11cyclictest3161-21cat11:55:092
12703995518,22cyclictest17644-21needreboot08:05:092
12703995517,22cyclictest17380-21cpuspeed_turbos11:29:512
12703995511,25cyclictest0-21swapper/209:57:402
1270299555,30cyclictest0-21swapper/107:50:141
1270299555,30cyclictest0-21swapper/107:50:141
1270299555,29cyclictest0-21swapper/108:45:111
1270299554,30cyclictest0-21swapper/109:49:171
1270299554,29cyclictest0-21swapper/110:13:491
1270299554,12cyclictest0-21swapper/110:49:531
1270299553,45cyclictest0-21swapper/108:29:551
1270299553,45cyclictest0-21swapper/107:35:061
1270299553,45cyclictest0-21swapper/107:30:121
1269699553,46cyclictest0-21swapper/009:44:470
251512542,9sleep20-21swapper/209:16:582
219499540,5rtkit-daemon2193-21rtkit-daemon08:40:210
219499540,5rtkit-daemon2193-21rtkit-daemon08:35:140
219499540,5rtkit-daemon2193-21rtkit-daemon08:25:140
1270499544,14cyclictest0-21swapper/311:36:503
1270499544,13cyclictest0-21swapper/308:03:283
1270399545,30cyclictest0-21swapper/208:30:022
12703995440,9cyclictest0-21swapper/209:20:172
12703995437,10cyclictest11995-21grep07:54:582
12703995430,9cyclictest19668-21ssh09:09:562
1270399543,32cyclictest12957-21ssh11:23:002
12702995420,14cyclictest0-21swapper/110:47:351
1269699543,20cyclictest0-21swapper/009:16:450
226652533,43sleep122672-21munin-node08:15:171
219499530,6rtkit-daemon2193-21rtkit-daemon07:45:010
219499530,5rtkit-daemon2193-21rtkit-daemon07:55:000
219499530,5rtkit-daemon2193-21rtkit-daemon07:30:160
1270499535,27cyclictest0-21swapper/308:53:123
1270499534,43cyclictest0-21swapper/307:19:593
1270499534,14cyclictest0-21swapper/306:54:473
1270499533,9cyclictest16479-21aten2.4-expect08:04:553
12704995321,14cyclictest0-21swapper/306:55:203
12704995320,14cyclictest0-21swapper/307:53:263
12704995320,14cyclictest0-21swapper/307:53:263
1270499532,45cyclictest0-21swapper/307:39:583
1270399534,28cyclictest0-21swapper/210:53:502
12703995338,10cyclictest0-21swapper/210:16:172
12703995337,10cyclictest0-21swapper/209:04:282
1270399533,12cyclictest0-21swapper/210:29:332
12703995321,11cyclictest0-21swapper/207:30:112
1270299534,29cyclictest0-21swapper/107:25:081
12702995334,10cyclictest5309-21gltestperf07:40:051
1270299533,45cyclictest0-21swapper/108:52:131
1270299533,43cyclictest0-21swapper/107:05:051
1270299533,43cyclictest0-21swapper/107:05:051
1270299532,44cyclictest0-21swapper/107:54:571
1269699534,41cyclictest0-21swapper/008:30:100
1269699533,35cyclictest0-21swapper/010:19:200
266912522,9sleep20-21swapper/207:15:522
1270499525,29cyclictest0-21swapper/308:25:183
1270499525,28cyclictest0-21swapper/307:29:583
1270499524,43cyclictest0-21swapper/307:10:043
1270499524,43cyclictest0-21swapper/307:10:043
12703995238,9cyclictest0-21swapper/208:57:252
12703995237,10cyclictest0-21swapper/212:19:212
12703995233,13cyclictest0-21swapper/209:29:572
12703995227,18cyclictest0-21swapper/208:24:592
12703995224,13cyclictest0-21swapper/211:59:522
12703995223,13cyclictest0-21swapper/211:35:482
1270299525,18cyclictest0-21swapper/108:40:211
1270299523,42cyclictest0-21swapper/108:05:081
1270299523,30cyclictest0-21swapper/106:58:171
219499510,5rtkit-daemon2193-21rtkit-daemon08:50:130
219499510,5rtkit-daemon2193-21rtkit-daemon07:10:020
219499510,5rtkit-daemon2193-21rtkit-daemon07:10:020
185302513,41sleep318606-21munin-node07:00:093
1270499514,29cyclictest0-21swapper/308:35:073
1270499514,29cyclictest0-21swapper/308:13:293
1270399518,25cyclictest0-21swapper/210:44:492
12703995137,10cyclictest0-21swapper/208:51:552
12703995132,12cyclictest16154-21ssh10:39:532
1270399513,41cyclictest0-21swapper/211:51:402
1270399513,41cyclictest0-21swapper/211:51:402
1270399513,40cyclictest0-21swapper/212:04:482
12703995121,14cyclictest0-21swapper/209:05:092
12703995121,13cyclictest0-21swapper/208:39:432
1270299514,28cyclictest0-21swapper/107:45:201
12702995118,14cyclictest0-21swapper/107:59:571
1269699515,9cyclictest2215-21gdm-simple-gree10:36:370
12696995136,9cyclictest28104-21grep11:44:570
1269699513,11cyclictest0-21swapper/011:28:530
121662514,38sleep00-21swapper/006:45:160
114172513,10sleep20-21swapper/207:54:342
114172513,10sleep20-21swapper/207:54:342
100262512,9sleep20-21swapper/211:19:382
312792500,13sleep01269699cyclictest11:01:120
27712502,9sleep20-21swapper/208:41:182
219499500,5rtkit-daemon2193-21rtkit-daemon08:14:450
219499500,4rtkit-daemon2193-21rtkit-daemon08:22:290
144162502,42sleep00-21swapper/009:00:430
1270499504,29cyclictest0-21swapper/307:45:073
1270499504,29cyclictest0-21swapper/307:15:043
12704995028,15cyclictest0-21swapper/308:20:033
1270499502,10cyclictest0-21swapper/307:35:053
1270399505,28cyclictest0-21swapper/207:45:142
1270399504,29cyclictest0-21swapper/212:09:542
12703995035,10cyclictest0-21swapper/211:08:592
12703995035,10cyclictest0-21swapper/211:08:592
12703995032,12cyclictest0-21swapper/211:28:572
1270399503,30cyclictest0-21swapper/208:00:142
12703995021,14cyclictest0-21swapper/211:45:002
1269699505,39cyclictest0-21swapper/011:32:410
12696995030,14cyclictest0-21swapper/012:14:550
12696995030,14cyclictest0-21swapper/010:29:390
1269699503,40cyclictest0-21swapper/011:15:110
111872502,41sleep00-21swapper/007:51:330
111872502,41sleep00-21swapper/007:51:330
261822493,39sleep20-21swapper/210:05:242
1270499494,30cyclictest0-21swapper/308:45:023
1270499494,26cyclictest0-21swapper/308:40:173
1270399494,38cyclictest0-21swapper/210:10:152
1270399493,29cyclictest0-21swapper/207:20:012
12703994921,13cyclictest0-21swapper/207:29:462
148582482,40sleep00-21swapper/006:52:070
12704994829,12cyclictest29805-21wc08:30:143
12703994833,9cyclictest2063-21munin-node07:35:122
12703994819,13cyclictest0-21swapper/207:40:092
12703994819,13cyclictest0-21swapper/206:50:112
12703994818,13cyclictest0-21swapper/207:10:032
12703994818,13cyclictest0-21swapper/207:10:032
1270299484,37cyclictest0-21swapper/108:24:441
12696994833,10cyclictest0-21swapper/009:39:580
1270399472,40cyclictest0-21swapper/207:00:332
12703994719,13cyclictest0-21swapper/208:19:582
12703994718,14cyclictest0-21swapper/206:59:482
1269699475,36cyclictest0-21swapper/011:49:490
1269699475,36cyclictest0-21swapper/011:49:490
1269699474,38cyclictest0-21swapper/011:39:560
12696994724,9cyclictest14163-21telnet07:59:580
123792474,6sleep30-21swapper/306:46:073
12703994620,12cyclictest0-21swapper/207:05:132
12703994620,12cyclictest0-21swapper/207:05:132
1269699464,13cyclictest0-21swapper/011:21:190
53612452,9sleep20-21swapper/208:48:562
209342452,9sleep20-21swapper/208:14:092
1269699454,36cyclictest0-21swapper/006:55:230
182782443,35sleep00-21swapper/007:00:060
1270299388,21cyclictest0-21swapper/106:49:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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