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2026-08-11 - 01:14

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 792 highest latencies:
System rack1slot6s.osadl.org (updated Mon Aug 10, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
69221460,8sleep00-21swapper/007:51:030
12580991084,12cyclictest0-21swapper/011:01:040
1874621010,13sleep01258099cyclictest06:11:190
219499820,5rtkit-daemon2193-21rtkit-daemon07:06:103
219499700,6rtkit-daemon0-21swapper/106:01:270
219499700,5rtkit-daemon23645-21ntpdc08:26:140
12584997017,36cyclictest0-21swapper/308:12:523
219499650,15rtkit-daemon2193-21rtkit-daemon07:42:083
1258399655,53cyclictest0-21swapper/209:16:182
1258399654,53cyclictest0-21swapper/208:44:422
219499640,8rtkit-daemon2193-21rtkit-daemon08:06:073
219499640,6rtkit-daemon0-21swapper/208:23:293
219499620,13rtkit-daemon2193-21rtkit-daemon07:51:083
1258399623,51cyclictest0-21swapper/209:11:202
12582996226,12cyclictest0-21swapper/110:51:011
300962610,9sleep20-21swapper/209:26:042
1258499614,37cyclictest1227-21runrttasks11:25:053
1258499614,37cyclictest1227-21runrttasks11:25:053
1258399613,40cyclictest0-21swapper/210:24:572
1258099614,47cyclictest0-21swapper/010:06:120
1258499607,45cyclictest1711-21ntp_offset09:31:143
1258499604,48cyclictest0-21swapper/309:29:383
12584996020,25cyclictest15016-21fschecks_time10:41:033
1258399604,9cyclictest1227-21runrttasks11:12:162
1258399604,49cyclictest0-21swapper/208:31:112
1258399604,49cyclictest0-21swapper/208:31:112
1258399604,49cyclictest0-21swapper/208:26:032
1258399604,49cyclictest0-21swapper/208:16:192
1258399604,49cyclictest0-21swapper/206:31:052
12582996040,14cyclictest0-21swapper/110:39:301
12582996040,14cyclictest0-21swapper/110:39:301
12582996040,14cyclictest0-21swapper/108:16:111
12582996039,14cyclictest0-21swapper/110:41:111
12582996026,11cyclictest0-21swapper/109:14:061
53042593,48sleep10-21swapper/110:26:061
219499590,7rtkit-daemon0-21swapper/207:19:173
219499590,6rtkit-daemon2193-21rtkit-daemon09:45:560
219499590,4rtkit-daemon2193-21rtkit-daemon06:56:402
219499590,14rtkit-daemon2193-21rtkit-daemon06:56:103
126692594,49sleep20-21swapper/211:26:062
1258499593,13cyclictest0-21swapper/308:02:113
1258399594,49cyclictest0-21swapper/209:38:422
1258399594,38cyclictest0-21swapper/210:53:402
1258399593,50cyclictest0-21swapper/210:06:172
1258399593,50cyclictest0-21swapper/209:41:152
12583995918,26cyclictest0-21swapper/208:47:172
12582995941,13cyclictest0-21swapper/109:21:091
12582995941,13cyclictest0-21swapper/108:21:081
12582995940,13cyclictest0-21swapper/111:21:061
12582995940,13cyclictest0-21swapper/111:21:061
12582995940,13cyclictest0-21swapper/108:11:061
12582995939,14cyclictest0-21swapper/110:57:251
12582995939,13cyclictest0-21swapper/106:21:041
12582995939,13cyclictest0-21swapper/106:21:041
12582995923,12cyclictest0-21swapper/110:04:531
219499580,7rtkit-daemon0-21swapper/206:33:563
1258399584,47cyclictest0-21swapper/210:27:332
1258399584,38cyclictest0-21swapper/211:24:502
1258399584,38cyclictest0-21swapper/211:24:502
1258399584,37cyclictest0-21swapper/209:56:042
12583995811,28cyclictest0-21swapper/211:16:072
12583995811,28cyclictest0-21swapper/211:16:072
12582995840,12cyclictest0-21swapper/108:46:011
12582995839,13cyclictest0-21swapper/110:12:131
12582995838,14cyclictest0-21swapper/109:46:021
12582995838,14cyclictest0-21swapper/108:51:591
1258299582,50cyclictest0-21swapper/108:44:411
12582995813,29cyclictest0-21swapper/111:10:421
12584995713,23cyclictest16935-21df_inode09:06:023
1258399574,48cyclictest0-21swapper/210:11:022
1258399572,37cyclictest0-21swapper/208:01:222
12582995740,11cyclictest0-21swapper/109:28:511
1258299573,48cyclictest0-21swapper/109:56:241
12582995722,12cyclictest0-21swapper/109:04:521
12582995720,14cyclictest0-21swapper/109:00:431
297002563,11sleep20-21swapper/208:36:092
219499560,6rtkit-daemon2193-21rtkit-daemon08:40:290
219499560,5rtkit-daemon2193-21rtkit-daemon10:51:160
219499560,5rtkit-daemon2193-21rtkit-daemon09:41:110
219499560,5rtkit-daemon2193-21rtkit-daemon06:11:572
1258499564,36cyclictest0-21swapper/310:51:353
12584995639,10cyclictest8534-21cut10:31:043
12584995624,13cyclictest0-21swapper/310:35:543
12584995624,13cyclictest0-21swapper/310:35:543
12584995619,10cyclictest1084-21lldpd09:01:513
12584995612,26cyclictest0-21swapper/308:52:123
1258399569,40cyclictest0-21swapper/208:56:242
1258399566,28cyclictest0-21swapper/206:21:272
1258399566,28cyclictest0-21swapper/206:21:272
1258399564,47cyclictest0-21swapper/211:00:572
1258399564,39cyclictest0-21swapper/210:48:312
1258399564,37cyclictest0-21swapper/208:53:042
1258399563,46cyclictest11995-21ssh10:36:052
1258399563,46cyclictest11995-21ssh10:36:052
1258399563,37cyclictest0-21swapper/209:55:392
1258399563,37cyclictest0-21swapper/208:06:152
12583995613,23cyclictest1547-21nscd09:01:172
12582995638,12cyclictest0-21swapper/107:26:161
1258299563,48cyclictest0-21swapper/109:32:221
1258299563,47cyclictest0-21swapper/111:15:571
1258299563,47cyclictest0-21swapper/111:15:571
1258299563,47cyclictest0-21swapper/109:40:281
1258299563,47cyclictest0-21swapper/109:16:051
12582995622,11cyclictest0-21swapper/108:26:381
12582995619,13cyclictest0-21swapper/109:42:551
219499550,6rtkit-daemon2193-21rtkit-daemon09:06:130
219499550,5rtkit-daemon2193-21rtkit-daemon10:21:100
219499550,5rtkit-daemon2193-21rtkit-daemon09:31:420
219499550,5rtkit-daemon2193-21rtkit-daemon06:16:122
15452553,7sleep21636-21strings09:31:122
1258499555,42cyclictest0-21swapper/308:56:153
1258499554,34cyclictest0-21swapper/310:00:063
12584995537,12cyclictest29811-21sed08:36:093
1258399555,29cyclictest0-21swapper/206:51:052
1258399555,28cyclictest0-21swapper/207:46:072
1258399555,28cyclictest0-21swapper/207:46:072
1258399553,9cyclictest19402-21awk09:10:472
1258399553,47cyclictest0-21swapper/208:21:152
1258399553,46cyclictest0-21swapper/211:07:582
1258399553,30cyclictest27002-21cut09:21:072
12582995538,11cyclictest0-21swapper/110:34:181
12582995537,13cyclictest0-21swapper/111:11:001
12582995537,13cyclictest0-21swapper/106:56:061
1258299553,46cyclictest0-21swapper/110:16:241
12582995523,14cyclictest2275-21cpuspeed_turbos06:46:051
12582995520,11cyclictest0-21swapper/111:02:451
1258299552,47cyclictest0-21swapper/110:08:081
1258099553,44cyclictest0-21swapper/008:21:030
41832544,10sleep00-21swapper/009:36:020
219499540,5rtkit-daemon2193-21rtkit-daemon11:26:000
219499540,5rtkit-daemon2193-21rtkit-daemon11:11:000
219499540,5rtkit-daemon2193-21rtkit-daemon10:41:090
219499540,5rtkit-daemon2193-21rtkit-daemon10:16:020
219499540,5rtkit-daemon2193-21rtkit-daemon08:46:060
219499540,5rtkit-daemon2193-21rtkit-daemon08:31:060
219499540,5rtkit-daemon2193-21rtkit-daemon08:31:060
219499540,4rtkit-daemon2193-21rtkit-daemon08:13:452
219499540,4rtkit-daemon2193-21rtkit-daemon06:42:412
219499540,4rtkit-daemon2193-21rtkit-daemon06:39:562
219499540,4rtkit-daemon2193-21rtkit-daemon06:28:262
196262542,10sleep00-21swapper/007:21:130
192122542,9sleep00-21swapper/009:57:430
1258499549,26cyclictest0-21swapper/307:30:503
1258499545,29cyclictest0-21swapper/306:55:523
1258499544,38cyclictest0-21swapper/311:01:593
1258499544,30cyclictest0-21swapper/310:46:023
12584995424,12cyclictest6626-21ls11:16:153
12584995424,12cyclictest6626-21ls11:16:153
1258399544,29cyclictest0-21swapper/207:36:172
1258399544,29cyclictest0-21swapper/206:50:532
12583995413,24cyclictest0-21swapper/210:41:022
12582995439,9cyclictest31889-21munin-node06:41:191
1258299542,46cyclictest0-21swapper/106:36:031
12582995419,12cyclictest0-21swapper/109:06:471
12582995418,14cyclictest0-21swapper/109:55:121
281392533,44sleep10-21swapper/106:31:161
277332533,42sleep00-21swapper/006:31:110
219499530,5rtkit-daemon2193-21rtkit-daemon09:21:190
219499530,4rtkit-daemon2193-21rtkit-daemon07:41:382
219499530,14rtkit-daemon2193-21rtkit-daemon06:41:263
1258499536,19cyclictest0-21swapper/309:45:593
1258499534,30cyclictest0-21swapper/309:53:203
12584995328,10cyclictest27479-21users08:31:223
12584995328,10cyclictest27479-21users08:31:223
1258399534,28cyclictest0-21swapper/207:01:062
1258399533,44cyclictest0-21swapper/207:31:232
1258399533,35cyclictest30100-21munin-node10:16:002
1258299534,42cyclictest0-21swapper/110:45:561
1258299534,28cyclictest0-21swapper/106:06:111
12582995336,12cyclictest0-21swapper/106:28:301
1258299533,45cyclictest0-21swapper/108:06:511
1258299533,44cyclictest0-21swapper/108:32:141
1258299533,44cyclictest0-21swapper/108:32:141
12582995319,14cyclictest0-21swapper/111:30:041
12582995318,29cyclictest27032-21missed_timers07:36:151
1258099536,39cyclictest0-21swapper/007:26:210
12580995331,9cyclictest23062-21telnet09:15:590
1258099533,44cyclictest0-21swapper/010:36:030
1258099533,44cyclictest0-21swapper/010:36:030
12580995327,9cyclictest17078-21gzip08:16:180
326752522,44sleep00-21swapper/011:06:530
219499520,5rtkit-daemon2193-21rtkit-daemon10:59:310
219499520,5rtkit-daemon2193-21rtkit-daemon08:56:050
219499520,4rtkit-daemon2193-21rtkit-daemon07:16:392
219499520,4rtkit-daemon2193-21rtkit-daemon07:06:402
154002523,12sleep20-21swapper/207:11:242
1258499528,9cyclictest107550irq/46-eth010:09:013
1258499526,28cyclictest0-21swapper/306:26:143
1258499525,29cyclictest0-21swapper/309:11:093
1258499525,28cyclictest0-21swapper/308:26:103
1258499524,40cyclictest0-21swapper/311:10:573
1258499524,30cyclictest0-21swapper/310:16:083
1258499524,29cyclictest0-21swapper/306:01:133
1258499524,21cyclictest0-21swapper/309:37:143
12584995232,13cyclictest0-21swapper/309:21:123
1258499521,31cyclictest18707-21latency_hist08:20:503
1258399524,28cyclictest0-21swapper/207:23:432
1258399524,27cyclictest0-21swapper/210:58:352
1258399524,27cyclictest0-21swapper/210:34:582
1258399524,27cyclictest0-21swapper/210:03:342
1258399524,27cyclictest0-21swapper/206:06:062
1258399524,27cyclictest0-21swapper/206:01:082
1258399523,27cyclictest0-21swapper/206:00:552
1258299524,43cyclictest0-21swapper/108:05:491
1258299524,42cyclictest0-21swapper/107:11:231
1258299524,24cyclictest0-21swapper/107:41:161
12582995237,9cyclictest32730-21chrt07:49:591
12582995237,9cyclictest32730-21chrt07:49:591
12582995234,12cyclictest0-21swapper/106:04:581
1258299523,41cyclictest0-21swapper/110:22:581
1258099524,41cyclictest0-21swapper/011:16:070
1258099524,41cyclictest0-21swapper/011:16:070
12580995233,12cyclictest0-21swapper/006:10:540
12580995233,10cyclictest0-21swapper/006:00:540
65352513,42sleep10-21swapper/106:55:471
219499510,5rtkit-daemon2193-21rtkit-daemon09:51:180
219499510,5rtkit-daemon2193-21rtkit-daemon07:26:162
153412512,9sleep00-21swapper/007:11:220
1258499519,26cyclictest0-21swapper/310:00:553
1258499516,26cyclictest0-21swapper/310:55:573
1258499515,28cyclictest0-21swapper/310:21:133
1258499515,28cyclictest0-21swapper/308:41:213
1258499515,27cyclictest0-21swapper/309:41:213
1258499514,29cyclictest0-21swapper/310:29:543
12584995132,10cyclictest3463-21cut07:56:033
1258499513,30cyclictest23992-21rm09:16:113
1258399514,30cyclictest0-21swapper/209:46:032
1258299513,43cyclictest0-21swapper/108:37:341
1258099514,11cyclictest0-21swapper/009:25:590
12580995132,13cyclictest0-21swapper/010:46:030
1258099513,41cyclictest1621-21grep08:41:240
1258099513,23cyclictest0-21swapper/007:31:270
12580995129,8cyclictest13817-21sort08:11:220
219499500,5rtkit-daemon2193-21rtkit-daemon09:13:270
1258499507,36cyclictest361ktimersoftd/307:35:513
1258499505,27cyclictest0-21swapper/311:25:583
1258499505,27cyclictest0-21swapper/308:46:213
1258499504,28cyclictest0-21swapper/311:08:433
1258499504,28cyclictest0-21swapper/310:11:103
1258499504,28cyclictest0-21swapper/307:21:253
1258499504,28cyclictest0-21swapper/307:11:103
1258399504,27cyclictest0-21swapper/207:56:252
1258299504,39cyclictest0-21swapper/107:01:061
12582995033,11cyclictest0-21swapper/107:35:431
1258299503,42cyclictest0-21swapper/107:51:211
1258099503,14cyclictest0-21swapper/010:25:580
1258099503,12cyclictest0-21swapper/010:31:030
12580995024,8cyclictest24496-21latency_hist06:25:540
12580995024,8cyclictest24496-21latency_hist06:25:540
111782502,41sleep00-21swapper/008:08:130
1258499495,25cyclictest0-21swapper/307:01:043
1258499494,38cyclictest0-21swapper/306:46:053
1258499494,27cyclictest0-21swapper/306:11:173
1258499494,27cyclictest0-21swapper/306:06:093
12580994930,14cyclictest0-21swapper/010:11:170
12580994924,11cyclictest0-21swapper/011:21:020
12580994924,11cyclictest0-21swapper/011:21:020
12580994922,8cyclictest30418-21latency_hist07:45:510
134332482,40sleep00-21swapper/007:07:190
1258499485,26cyclictest0-21swapper/306:16:183
1258499484,27cyclictest0-21swapper/307:46:103
1258499484,27cyclictest0-21swapper/307:46:103
12584994819,12cyclictest0-21swapper/306:00:543
1258399484,27cyclictest0-21swapper/207:51:062
1258299483,41cyclictest0-21swapper/107:56:061
12582994818,11cyclictest0-21swapper/106:11:231
1258099489,11cyclictest6267-21fschecks_time08:01:080
12580994833,11cyclictest0-21swapper/010:02:260
31532472,38sleep00-21swapper/007:56:000
219499470,4rtkit-daemon2193-21rtkit-daemon06:21:043
219499470,4rtkit-daemon2193-21rtkit-daemon06:21:043
1258499474,25cyclictest0-21swapper/306:36:023
1258499473,27cyclictest0-21swapper/307:40:513
1258299474,37cyclictest0-21swapper/107:16:081
1258299473,38cyclictest0-21swapper/107:21:041
1258299473,24cyclictest11552-21munin-node07:06:201
1258299473,13cyclictest0-21swapper/106:16:121
1258099474,36cyclictest0-21swapper/009:01:170
12580994732,9cyclictest7434-21wc08:51:090
12580994731,10cyclictest3337-21proc_pri06:46:190
12580994727,9cyclictest0-21swapper/006:16:220
12580994523,8cyclictest1124-21snmpd06:58:410
12580994423,10cyclictest0-21swapper/006:36:220
12580994418,8cyclictest1723-21cat06:45:530
266642432,36sleep00-21swapper/006:28:090
1258099433,34cyclictest0-21swapper/007:01:110
1258099432,36cyclictest0-21swapper/007:36:130
12580994319,9cyclictest0-21swapper/007:17:180
1258299423,34cyclictest0-21swapper/106:00:541
1258099424,32cyclictest0-21swapper/007:46:090
1258099424,32cyclictest0-21swapper/007:46:090
1258099424,32cyclictest0-21swapper/006:51:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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