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2026-05-09 - 17:58

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 Sat May 09, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1760621150,5sleep017605-21wc08:56:540
57521090,7sleep3579-21needreboot08:31:543
57521090,7sleep3579-21needreboot08:31:543
313899923,42cyclictest0-21swapper/007:51:480
313899914,36cyclictest0-21swapper/008:52:010
3138999134,49cyclictest0-21swapper/007:28:010
313899913,38cyclictest0-21swapper/009:41:420
3138999127,12cyclictest0-21swapper/008:46:590
313899904,13cyclictest0-21swapper/006:51:560
313899903,39cyclictest0-21swapper/008:26:440
313899903,39cyclictest0-21swapper/008:26:440
313899903,11cyclictest0-21swapper/009:21:410
3138999018,12cyclictest0-21swapper/009:40:130
313899894,39cyclictest0-21swapper/008:01:560
313899894,36cyclictest0-21swapper/009:16:520
3138998931,11cyclictest0-21swapper/008:36:540
313899893,38cyclictest0-21swapper/007:02:020
313899884,36cyclictest0-21swapper/009:01:430
3138998831,10cyclictest18737-21sed09:46:470
313899883,36cyclictest0-21swapper/007:21:450
3138998738,43cyclictest25864-21chrt09:09:570
3138998738,43cyclictest25864-21chrt09:09:570
3138998736,8cyclictest14903-21tail06:21:540
313899873,33cyclictest0-21swapper/009:31:280
3138998728,13cyclictest0-21swapper/010:11:390
313899863,40cyclictest0-21swapper/010:01:390
313899863,33cyclictest0-21swapper/007:56:420
313899854,37cyclictest0-21swapper/008:22:000
313899854,36cyclictest7611-21yum10:17:020
313899853,35cyclictest0-21swapper/007:34:030
3138998522,12cyclictest0-21swapper/007:36:460
313899843,40cyclictest0-21swapper/009:11:580
313899843,40cyclictest0-21swapper/009:11:580
313899834,36cyclictest0-21swapper/010:06:380
313899833,37cyclictest0-21swapper/007:11:560
313899833,37cyclictest0-21swapper/007:11:560
3138998230,13cyclictest0-21swapper/008:45:590
313899823,35cyclictest0-21swapper/005:41:500
3138998131,10cyclictest0-21swapper/008:19:130
3138998128,11cyclictest0-21swapper/008:08:200
313899804,37cyclictest0-21swapper/008:34:580
313899804,37cyclictest0-21swapper/008:34:580
313899804,12cyclictest0-21swapper/009:51:470
313899803,33cyclictest0-21swapper/006:26:470
3138998027,13cyclictest0-21swapper/006:58:080
3138997932,10cyclictest0-21swapper/007:46:420
313899784,35cyclictest0-21swapper/007:07:040
313899784,35cyclictest0-21swapper/007:07:040
313899783,37cyclictest0-21swapper/005:57:410
3138997629,11cyclictest0-21swapper/008:12:040
313899753,31cyclictest0-21swapper/007:43:230
3138997529,11cyclictest0-21swapper/009:56:530
3138997230,7cyclictest10155-21ssh09:34:000
313899722,11cyclictest0-21swapper/005:14:120
3138997129,10cyclictest0-21swapper/005:01:380
321562670,5sleep232274-21cpuspeed05:51:492
313999655,53cyclictest24464-21taskset05:34:501
314199635,42cyclictest0-21swapper/308:08:163
3141996319,26cyclictest1247-21lldpd09:05:293
3140996346,10cyclictest17797-21grep07:21:532
313999634,52cyclictest26729-21munin-run07:36:321
3139996323,13cyclictest0-21swapper/110:11:541
313999624,52cyclictest0-21swapper/110:06:501
3139996230,12cyclictest0-21swapper/109:08:071
3139996230,12cyclictest0-21swapper/109:08:071
313999623,53cyclictest0-21swapper/109:26:411
111132620,3sleep311117-21sh08:00:463
314199614,37cyclictest17827-21proc_pri08:56:583
314199614,27cyclictest0-21swapper/306:01:363
3139996112,41cyclictest0-21swapper/109:21:411
314199606,48cyclictest0-21swapper/307:31:483
314199604,38cyclictest0-21swapper/307:24:183
314099603,50cyclictest0-21swapper/208:36:522
314099603,14cyclictest0-21swapper/210:16:542
3139996021,14cyclictest0-21swapper/107:36:461
3139996018,37cyclictest0-21swapper/109:18:051
3141995940,13cyclictest26602-21unixbench_singl05:37:113
314199593,41cyclictest0-21swapper/310:20:363
3141995920,13cyclictest0-21swapper/305:26:563
3141995920,12cyclictest1287-21snmpd10:11:523
3141995914,25cyclictest14620-21threads08:51:593
3141995913,28cyclictest0-21swapper/309:51:423
314099594,47cyclictest1287-21snmpd09:21:442
314099593,48cyclictest0-21swapper/208:56:522
314099593,37cyclictest0-21swapper/206:11:592
314099593,31cyclictest0-21swapper/206:56:142
313999594,49cyclictest0-21swapper/107:31:221
3139995927,25cyclictest0-21swapper/108:26:441
3139995927,25cyclictest0-21swapper/108:26:441
314199585,25cyclictest0-21swapper/308:26:593
314199585,25cyclictest0-21swapper/308:26:593
314199584,28cyclictest0-21swapper/309:31:293
3141995814,25cyclictest20107-21unixbench_multi08:12:033
3141995812,27cyclictest0-21swapper/309:10:523
3141995812,27cyclictest0-21swapper/309:10:523
314099584,45cyclictest0-21swapper/208:21:582
314099583,37cyclictest0-21swapper/209:01:442
314099583,13cyclictest0-21swapper/207:52:082
314099583,13cyclictest0-21swapper/207:04:172
4172570,5sleep1419-21gltestperf05:51:561
314199575,29cyclictest0-21swapper/307:46:463
314199574,27cyclictest0-21swapper/310:01:563
314199574,25cyclictest22088-21gltestperf06:36:523
3141995725,12cyclictest28157-21diskmemload08:37:133
3141995721,13cyclictest0-21swapper/306:17:033
3141995720,14cyclictest0-21swapper/309:22:033
3141995720,14cyclictest0-21swapper/307:41:113
3141995720,13cyclictest0-21swapper/306:06:583
3141995720,10cyclictest12960-21rm09:37:023
3141995719,14cyclictest0-21swapper/306:56:263
3141995719,13cyclictest0-21swapper/310:06:433
3141995719,13cyclictest0-21swapper/305:51:593
3141995717,14cyclictest0-21swapper/309:17:383
314099573,38cyclictest0-21swapper/207:42:012
313999574,46cyclictest0-21swapper/108:43:471
313999574,28cyclictest0-21swapper/107:16:331
313999574,28cyclictest0-21swapper/107:16:331
313999573,48cyclictest0-21swapper/106:12:001
248599570,5rtkit-daemon2484-21rtkit-daemon04:52:021
314199566,27cyclictest0-21swapper/307:11:523
314199566,27cyclictest0-21swapper/307:11:523
314199565,26cyclictest0-21swapper/305:44:303
314199564,27cyclictest6833-21latency04:57:023
314199564,27cyclictest0-21swapper/308:25:433
314199564,27cyclictest0-21swapper/307:17:003
314199564,27cyclictest0-21swapper/307:07:193
314199564,27cyclictest0-21swapper/307:07:193
314199564,26cyclictest0-21swapper/308:45:303
314199564,24cyclictest7494-21ssh07:54:533
3141995621,13cyclictest0-21swapper/306:42:083
3141995621,10cyclictest32314-21ssh07:42:183
3141995620,14cyclictest0-21swapper/309:12:043
3141995620,14cyclictest0-21swapper/309:12:043
3141995620,13cyclictest0-21swapper/309:42:343
3141995620,12cyclictest0-21swapper/306:29:383
3141995620,10cyclictest18802-21ssh09:46:483
3141995619,10cyclictest4456-21ssh07:02:023
3141995618,13cyclictest6575-21chrt09:28:143
3141995618,13cyclictest0-21swapper/308:46:323
314099564,31cyclictest0-21swapper/209:16:442
3140995615,25cyclictest28157-21diskmemload08:26:532
3140995615,25cyclictest28157-21diskmemload08:26:532
3139995640,11cyclictest0-21swapper/109:50:131
313999564,47cyclictest0-21swapper/109:11:551
313999564,47cyclictest0-21swapper/109:11:551
313999564,46cyclictest0-21swapper/108:32:221
313999564,46cyclictest0-21swapper/108:32:221
313999564,46cyclictest0-21swapper/107:55:041
313999563,47cyclictest0-21swapper/109:51:421
313999563,46cyclictest0-21swapper/106:06:491
314199554,28cyclictest0-21swapper/309:56:493
314199554,28cyclictest0-21swapper/306:57:083
314199554,28cyclictest0-21swapper/305:21:483
314199554,27cyclictest0-21swapper/307:26:383
314199554,27cyclictest0-21swapper/306:02:023
314199554,26cyclictest0-21swapper/308:06:183
314199554,25cyclictest0-21swapper/306:23:593
3141995521,14cyclictest0-21swapper/305:47:073
3141995521,14cyclictest0-21swapper/305:47:073
3141995520,13cyclictest0-21swapper/308:19:373
3141995519,13cyclictest0-21swapper/305:12:063
3141995518,12cyclictest0-21swapper/305:31:483
3140995528,21cyclictest2390-21tr05:56:502
313999555,43cyclictest0-21swapper/109:31:461
313999553,46cyclictest0-21swapper/108:36:511
313999553,46cyclictest0-21swapper/108:17:001
313999553,46cyclictest0-21swapper/107:07:101
313999553,46cyclictest0-21swapper/107:07:101
313999553,45cyclictest0-21swapper/108:21:531
313999552,46cyclictest0-21swapper/105:47:111
313999552,46cyclictest0-21swapper/105:47:111
142092553,44sleep10-21swapper/109:41:281
314199544,27cyclictest0-21swapper/306:31:523
314199544,27cyclictest0-21swapper/306:31:523
314199544,27cyclictest0-21swapper/305:21:383
314199544,27cyclictest0-21swapper/305:09:253
314199544,27cyclictest0-21swapper/304:56:183
314099543,37cyclictest0-21swapper/207:08:482
314099543,37cyclictest0-21swapper/207:08:482
314099543,35cyclictest0-21swapper/207:14:202
314099543,35cyclictest0-21swapper/207:14:202
3140995418,19cyclictest121850irq/46-eth007:34:282
3140995411,26cyclictest0-21swapper/208:41:422
313999545,43cyclictest0-21swapper/105:04:241
313999545,43cyclictest0-21swapper/105:04:241
313999544,44cyclictest0-21swapper/107:25:521
313999544,44cyclictest0-21swapper/107:02:251
313999544,43cyclictest0-21swapper/110:16:551
313999543,44cyclictest30596-21cpuspeed07:41:431
313999543,15cyclictest0-21swapper/106:56:381
248599540,6rtkit-daemon2484-21rtkit-daemon07:16:490
314199534,26cyclictest9342-21runrttasks06:11:473
314199533,27cyclictest0-21swapper/306:51:333
314099534,30cyclictest0-21swapper/208:47:022
314099533,32cyclictest0-21swapper/207:20:422
314099533,28cyclictest0-21swapper/208:01:512
3140995320,15cyclictest0-21swapper/210:05:052
3140995320,13cyclictest0-21swapper/210:11:472
314099532,37cyclictest0-21swapper/208:13:162
314099532,36cyclictest0-21swapper/206:26:552
313999536,41cyclictest0-21swapper/108:56:201
313999535,42cyclictest0-21swapper/107:49:421
313999535,28cyclictest0-21swapper/110:05:171
313999535,26cyclictest0-21swapper/105:21:491
313999534,43cyclictest0-21swapper/109:04:131
3139995336,10cyclictest13392-21grep06:17:101
313999533,44cyclictest0-21swapper/109:56:511
313999533,44cyclictest0-21swapper/108:09:021
313999533,43cyclictest0-21swapper/107:20:081
18652532,10sleep20-21swapper/208:34:122
18652532,10sleep20-21swapper/208:34:122
314099525,42cyclictest0-21swapper/208:51:422
314099525,33cyclictest0-21swapper/207:49:362
314099524,29cyclictest0-21swapper/206:56:492
314099523,43cyclictest0-21swapper/209:52:552
314099523,31cyclictest0-21swapper/207:26:522
314099523,27cyclictest0-21swapper/209:16:222
314099523,27cyclictest0-21swapper/209:16:222
314099523,12cyclictest14918-21df_abs09:41:422
313999525,29cyclictest0-21swapper/105:29:271
313999524,42cyclictest0-21swapper/108:15:271
313999523,44cyclictest0-21swapper/107:57:301
313999523,43cyclictest0-21swapper/106:41:501
313999523,43cyclictest0-21swapper/105:45:091
313999523,42cyclictest0-21swapper/105:36:571
313999523,40cyclictest0-21swapper/106:54:571
313999523,10cyclictest0-21swapper/108:57:181
248599520,5rtkit-daemon2484-21rtkit-daemon04:47:020
158662523,42sleep10-21swapper/105:16:541
314199513,25cyclictest0-21swapper/305:04:293
314199513,25cyclictest0-21swapper/305:04:293
314099517,25cyclictest24507-21ssh09:06:562
314099517,25cyclictest24507-21ssh09:06:562
314099514,29cyclictest0-21swapper/209:56:432
314099513,30cyclictest0-21swapper/205:42:092
314099513,28cyclictest0-21swapper/206:43:052
314099512,43cyclictest0-21swapper/205:16:502
313999515,22cyclictest17280-21gltestperf06:26:531
313999514,41cyclictest0-21swapper/106:23:191
313999513,43cyclictest0-21swapper/109:42:191
313999513,43cyclictest0-21swapper/108:01:441
313999513,43cyclictest0-21swapper/106:04:331
313999513,42cyclictest0-21swapper/104:57:071
313999513,40cyclictest0-21swapper/108:50:171
313999513,40cyclictest0-21swapper/105:08:061
300562517,8sleep20-21swapper/205:46:542
300562517,8sleep20-21swapper/205:46:542
242322513,42sleep20-21swapper/208:19:282
314099504,37cyclictest0-21swapper/205:12:012
314099504,29cyclictest0-21swapper/210:10:472
314099504,28cyclictest0-21swapper/205:06:382
314099504,28cyclictest0-21swapper/205:06:382
314099504,27cyclictest0-21swapper/205:01:382
314099504,23cyclictest0-21swapper/206:01:482
314099503,29cyclictest0-21swapper/209:46:562
314099503,29cyclictest0-21swapper/209:26:472
314099503,28cyclictest0-21swapper/205:07:122
314099503,24cyclictest0-21swapper/208:07:122
314099503,23cyclictest0-21swapper/207:37:442
3138995030,13cyclictest0-21swapper/005:51:560
313899503,40cyclictest0-21swapper/006:16:580
197025033,11sleep22092-21netstat04:47:012
147542503,41sleep10-21swapper/105:12:461
314099494,36cyclictest10000-21unixbench_multi07:57:052
314099494,28cyclictest0-21swapper/209:35:472
314099494,27cyclictest0-21swapper/206:21:552
314099493,41cyclictest0-21swapper/209:36:512
314099493,29cyclictest0-21swapper/205:21:562
313999493,40cyclictest0-21swapper/106:31:541
313999493,40cyclictest0-21swapper/106:31:541
3138994933,10cyclictest0-21swapper/004:54:220
313899493,39cyclictest0-21swapper/005:26:480
3138994925,9cyclictest0-21swapper/006:39:010
244282496,37sleep00-21swapper/005:34:220
314199484,27cyclictest0-21swapper/304:51:383
314099483,28cyclictest0-21swapper/206:47:032
314099483,27cyclictest0-21swapper/205:40:062
3140994811,15cyclictest0-21swapper/204:51:402
3140994712,14cyclictest0-21swapper/205:31:522
313999475,37cyclictest0-21swapper/106:46:571
233042473,38sleep10-21swapper/106:40:501
314099463,38cyclictest0-21swapper/206:16:492
3140994622,9cyclictest20399-21tr05:26:512
313999464,36cyclictest0-21swapper/105:57:081
3138994628,12cyclictest0-21swapper/006:47:220
314099453,32cyclictest0-21swapper/206:36:442
3138994529,11cyclictest0-21swapper/005:16:490
3138994525,9cyclictest0-21swapper/006:41:480
3138994524,10cyclictest0-21swapper/005:47:050
3138994524,10cyclictest0-21swapper/005:47:050
3140994422,7cyclictest18892-21telnet06:31:452
3140994422,7cyclictest18892-21telnet06:31:452
314099442,17cyclictest0-21swapper/206:10:272
313899443,36cyclictest0-21swapper/006:11:560
313899443,33cyclictest0-21swapper/005:21:480
313899443,13cyclictest0-21swapper/006:01:530
3138994424,9cyclictest0-21swapper/006:06:560
3138994416,24cyclictest0-21swapper/006:33:380
3138994416,24cyclictest0-21swapper/006:33:380
313899433,36cyclictest0-21swapper/005:07:110
313999424,33cyclictest0-21swapper/104:51:381
313899424,12cyclictest0-21swapper/005:02:010
313899424,12cyclictest0-21swapper/005:02:010
3138994225,13cyclictest0-21swapper/005:41:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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