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2026-06-24 - 09:20

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 Wed Jun 24, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
90782840,4sleep337-21ksoftirqd/323:17:013
10583997255,10cyclictest27739-21aten_r1power_en22:10:371
1058599715,53cyclictest0-21swapper/323:39:273
1058599714,59cyclictest0-21swapper/320:51:563
10584996838,13cyclictest0-21swapper/221:15:292
10583996838,15cyclictest0-21swapper/122:35:391
10584996739,13cyclictest0-21swapper/220:49:222
1058599666,16cyclictest0-21swapper/323:24:583
10584996638,12cyclictest0-21swapper/221:55:462
1058599654,55cyclictest0-21swapper/320:09:433
1058599652,25cyclictest0-21swapper/322:57:393
10584996534,13cyclictest0-21swapper/222:03:152
10584996435,13cyclictest0-21swapper/222:55:582
10584996434,13cyclictest0-21swapper/223:05:532
10583996444,14cyclictest0-21swapper/121:24:501
1058199643,38cyclictest0-21swapper/022:09:410
1058599635,51cyclictest0-21swapper/319:10:343
1058599634,53cyclictest0-21swapper/300:05:443
1058599634,50cyclictest30726-21date21:25:293
1058599634,35cyclictest0-21swapper/321:55:493
1058599634,15cyclictest0-21swapper/321:37:583
10584996334,13cyclictest0-21swapper/221:53:592
219499620,4rtkit-daemon2193-21rtkit-daemon23:01:043
126392620,11sleep1201ktimersoftd/121:45:591
126392620,11sleep1201ktimersoftd/121:45:591
119782623,52sleep012103-21sed20:56:040
1058599625,15cyclictest0-21swapper/322:16:273
1058599625,14cyclictest0-21swapper/321:49:513
1058599625,14cyclictest0-21swapper/321:49:513
1058599624,52cyclictest0-21swapper/323:46:143
1058599624,52cyclictest0-21swapper/323:46:143
10585996222,35cyclictest0-21swapper/320:57:143
10585996217,23cyclictest6593-21awk20:50:283
10584996236,11cyclictest0-21swapper/222:38:252
10584996235,12cyclictest0-21swapper/221:45:272
10584996235,12cyclictest0-21swapper/221:26:342
10584996233,14cyclictest0-21swapper/222:10:582
10583996238,17cyclictest1766-21ssh21:30:551
251332613,12sleep20-21swapper/222:54:112
1058599615,50cyclictest0-21swapper/323:58:133
1058599615,30cyclictest0-21swapper/322:41:013
1058599615,16cyclictest0-21swapper/323:55:153
1058599615,16cyclictest0-21swapper/321:03:353
1058599614,52cyclictest0-21swapper/322:37:023
1058599614,12cyclictest25642-21users23:41:013
10585996122,15cyclictest0-21swapper/322:24:173
1058499614,49cyclictest0-21swapper/220:30:442
10581996128,14cyclictest0-21swapper/023:40:510
1058599607,29cyclictest0-21swapper/323:30:543
1058599605,49cyclictest0-21swapper/321:18:593
1058599605,49cyclictest0-21swapper/319:30:433
1058599604,51cyclictest0-21swapper/323:10:413
1058599604,51cyclictest0-21swapper/319:40:323
1058599604,49cyclictest0-21swapper/321:05:473
1058599604,49cyclictest0-21swapper/321:05:473
10585996022,14cyclictest0-21swapper/320:00:533
10585996021,14cyclictest0-21swapper/321:11:493
1058499604,49cyclictest0-21swapper/221:20:492
1058499603,51cyclictest0-21swapper/223:40:482
1058499602,51cyclictest0-21swapper/221:35:452
1058399603,50cyclictest0-21swapper/123:23:001
123242592,49sleep30-21swapper/300:10:403
1058599595,48cyclictest0-21swapper/322:11:093
1058599595,30cyclictest0-21swapper/319:11:053
1058599595,29cyclictest0-21swapper/321:30:423
1058599594,50cyclictest0-21swapper/321:50:413
1058599594,49cyclictest0-21swapper/322:47:403
10584995936,10cyclictest0-21swapper/219:35:442
1058499593,51cyclictest0-21swapper/222:30:372
1058499593,49cyclictest0-21swapper/220:55:492
1058399594,11cyclictest8040-21taskset21:40:421
1058399593,28cyclictest0-21swapper/123:50:331
10581995929,13cyclictest0-21swapper/022:55:500
110382583,12sleep20-21swapper/223:20:442
1058599585,28cyclictest0-21swapper/323:25:553
1058599584,49cyclictest0-21swapper/322:25:503
1058599584,49cyclictest0-21swapper/322:25:503
1058599584,29cyclictest0-21swapper/320:40:533
1058599584,29cyclictest0-21swapper/319:50:423
1058599584,16cyclictest0-21swapper/323:06:483
10585995821,13cyclictest0-21swapper/322:06:423
10584995843,10cyclictest0-21swapper/221:31:522
10584995833,10cyclictest0-21swapper/221:45:432
10584995833,10cyclictest0-21swapper/221:45:432
10584995831,11cyclictest5083-21switchtime23:10:542
10584995814,38cyclictest1227-21runrttasks23:02:222
10583995841,12cyclictest0-21swapper/123:15:241
10583995840,13cyclictest0-21swapper/122:55:561
1058399584,28cyclictest0-21swapper/121:51:051
10583995839,13cyclictest0-21swapper/123:00:471
10583995839,13cyclictest0-21swapper/120:30:301
10583995830,10cyclictest107550irq/46-eth021:10:031
10583995830,10cyclictest107550irq/46-eth021:10:031
43722574,47sleep10-21swapper/122:22:211
219652573,47sleep00-21swapper/022:00:510
140542573,46sleep20-21swapper/200:12:522
1058599575,28cyclictest0-21swapper/300:00:273
1058599574,29cyclictest0-21swapper/322:50:363
1058599574,29cyclictest0-21swapper/320:31:043
1058599574,28cyclictest0-21swapper/321:40:383
1058599574,14cyclictest0-21swapper/322:31:283
10585995714,36cyclictest0-21swapper/322:00:583
1058499574,45cyclictest7069-21ssh00:01:562
10584995732,10cyclictest0-21swapper/223:25:462
1058499573,46cyclictest3309-21diskmemload20:50:522
10584995729,14cyclictest0-21swapper/223:46:552
10584995729,14cyclictest0-21swapper/223:46:552
1058399575,14cyclictest0-21swapper/121:20:281
10583995742,9cyclictest21313-21cpuspeed_turbos22:00:431
1058399574,13cyclictest0-21swapper/121:28:261
10583995738,11cyclictest0-21swapper/122:32:361
1058399573,49cyclictest18913-21sh23:31:021
1058399573,47cyclictest2434-21head23:55:421
10581995713,35cyclictest0-21swapper/020:45:290
297402563,46sleep00-21swapper/023:48:400
297402563,46sleep00-21swapper/023:48:400
1058599564,29cyclictest0-21swapper/318:47:003
1058599564,28cyclictest0-21swapper/320:15:513
1058599564,28cyclictest0-21swapper/320:10:533
1058599563,25cyclictest0-21swapper/321:25:433
1058599563,23cyclictest23877-21munin-node20:21:033
1058599563,22cyclictest27504-21munin-node19:20:513
1058599563,20cyclictest30893-21munin-node19:25:533
10585995619,13cyclictest0-21swapper/320:27:163
10585995616,13cyclictest0-21swapper/318:57:013
10584995634,10cyclictest0-21swapper/222:28:242
10584995634,10cyclictest0-21swapper/222:28:242
10584995634,10cyclictest0-21swapper/221:10:282
10584995634,10cyclictest0-21swapper/221:10:282
1058499562,49cyclictest45932ssh00:00:122
10583995637,12cyclictest0-21swapper/121:55:541
10583995621,29cyclictest1227-21runrttasks20:47:301
10583995620,12cyclictest0-21swapper/120:44:111
246272552,46sleep00-21swapper/019:12:160
185302552,10sleep00-21swapper/021:05:560
185302552,10sleep00-21swapper/021:05:560
1058599553,27cyclictest0-21swapper/319:15:493
1058599553,20cyclictest19850-21sshd19:02:123
1058599553,20cyclictest19850-21sshd19:02:123
10584995530,8cyclictest31589-21ssh22:15:412
10583995541,8cyclictest9233-21hwlatdetect00:05:431
1058399554,29cyclictest0-21swapper/122:45:261
1058399554,15cyclictest0-21swapper/123:47:301
1058399554,15cyclictest0-21swapper/123:47:301
1058399554,14cyclictest0-21swapper/122:47:201
1058399554,12cyclictest0-21swapper/123:40:191
10583995538,12cyclictest0-21swapper/122:19:531
10583995538,11cyclictest0-21swapper/122:50:491
10583995537,12cyclictest0-21swapper/122:05:591
10583995537,12cyclictest0-21swapper/120:56:451
1058399553,9cyclictest13911-21egrep21:00:421
10583995522,13cyclictest0-21swapper/123:16:181
10583995513,24cyclictest0-21swapper/100:01:041
10581995526,13cyclictest0-21swapper/020:50:420
10581995525,14cyclictest0-21swapper/023:05:400
10581995524,14cyclictest0-21swapper/022:15:590
10581995524,13cyclictest0-21swapper/023:02:390
10581995519,12cyclictest0-21swapper/021:14:060
261412543,7sleep126171-21latency19:15:561
219499540,6rtkit-daemon2193-21rtkit-daemon18:40:522
1058599545,25cyclictest0-21swapper/318:51:023
1058499544,43cyclictest0-21swapper/222:44:572
10584995432,10cyclictest0-21swapper/223:38:372
10584995429,10cyclictest0-21swapper/219:30:502
10584995427,10cyclictest0-21swapper/223:50:442
10584995422,13cyclictest0-21swapper/218:55:332
1058399544,29cyclictest0-21swapper/122:30:261
1058399544,29cyclictest0-21swapper/122:30:261
1058399544,29cyclictest0-21swapper/119:35:461
1058399544,26cyclictest0-21swapper/100:10:531
1058399544,12cyclictest0-21swapper/121:35:471
10583995439,9cyclictest0-21swapper/118:45:451
1058399543,27cyclictest0-21swapper/119:40:541
1058399543,27cyclictest0-21swapper/119:40:541
10583995424,13cyclictest0-21swapper/118:55:531
10583995424,11cyclictest0-21swapper/120:51:541
10583995423,13cyclictest0-21swapper/119:25:591
10583995420,15cyclictest0-21swapper/119:55:591
10583995419,13cyclictest14963-21munin-node23:25:511
10581995435,7cyclictest8886-21ssh00:05:400
10581995427,12cyclictest0-21swapper/021:25:020
10581995426,9cyclictest1055-21ssh21:30:460
10581995423,12cyclictest0-21swapper/021:00:430
81402532,44sleep00-21swapper/022:28:450
81402532,44sleep00-21swapper/022:28:450
285192532,44sleep00-21swapper/019:20:550
219499530,5rtkit-daemon2193-21rtkit-daemon00:06:322
214972532,9sleep00-21swapper/022:48:120
209392533,11sleep20-21swapper/222:46:132
1058599535,30cyclictest0-21swapper/320:35:483
1058599533,20cyclictest1124-21snmpd19:57:103
10584995331,11cyclictest0-21swapper/221:18:542
10584995331,10cyclictest0-21swapper/223:30:302
10584995330,10cyclictest0-21swapper/219:01:082
10584995330,10cyclictest0-21swapper/219:01:082
10584995329,10cyclictest0-21swapper/221:00:452
1058399535,28cyclictest0-21swapper/119:45:521
1058399535,28cyclictest0-21swapper/119:45:521
1058399534,30cyclictest0-21swapper/123:05:551
1058399534,24cyclictest0-21swapper/121:12:131
1058399533,28cyclictest0-21swapper/120:15:521
10583995321,11cyclictest25288-21ssh23:40:571
10583995313,22cyclictest31251-21cpu20:35:421
1058199539,13cyclictest0-21swapper/023:20:420
1058199533,45cyclictest0-21swapper/021:57:130
10581995327,12cyclictest0-21swapper/023:30:420
10581995325,14cyclictest0-21swapper/020:00:430
10581995325,12cyclictest0-21swapper/023:50:540
10581995325,12cyclictest0-21swapper/022:50:490
10581995325,12cyclictest0-21swapper/021:15:590
10581995323,12cyclictest0-21swapper/019:45:310
10581995323,12cyclictest0-21swapper/019:45:310
95522523,41sleep20-21swapper/219:50:402
233772522,43sleep00-21swapper/020:17:060
224872523,9sleep00-21swapper/023:36:420
111852523,42sleep00-21swapper/019:51:020
10584995230,10cyclictest0-21swapper/223:17:172
10584995229,11cyclictest0-21swapper/220:17:282
10584995228,9cyclictest0-21swapper/219:56:052
10584995228,10cyclictest0-21swapper/220:15:302
10584995223,13cyclictest0-21swapper/222:20:532
1058399526,26cyclictest0-21swapper/120:10:421
1058399525,28cyclictest0-21swapper/119:20:431
1058399525,28cyclictest0-21swapper/119:02:111
1058399525,28cyclictest0-21swapper/119:02:111
1058399525,27cyclictest0-21swapper/120:32:161
1058399524,28cyclictest0-21swapper/120:05:531
1058399524,27cyclictest0-21swapper/119:30:491
10583995220,13cyclictest0-21swapper/119:12:041
1058199525,42cyclictest0-21swapper/018:59:550
1058199524,41cyclictest0-21swapper/021:45:560
1058199524,41cyclictest0-21swapper/021:45:560
1058199524,40cyclictest0-21swapper/023:10:540
1058199523,41cyclictest0-21swapper/022:35:400
10581995225,12cyclictest0-21swapper/022:31:020
10581995224,13cyclictest0-21swapper/020:30:550
10581995224,12cyclictest0-21swapper/000:00:350
10581995221,14cyclictest0-21swapper/000:00:230
271262512,9sleep00-21swapper/019:18:450
219499510,5rtkit-daemon2193-21rtkit-daemon18:46:142
140552512,9sleep00-21swapper/020:00:010
10585995115,12cyclictest0-21swapper/319:44:253
10585995115,12cyclictest0-21swapper/319:44:253
10584995129,7cyclictest3309-21diskmemload22:05:452
10584995129,11cyclictest0-21swapper/220:35:412
1058399514,12cyclictest0-21swapper/118:50:461
10583995129,16cyclictest0-21swapper/118:45:331
10581995128,8cyclictest2715-21ssh22:20:420
10581995123,13cyclictest0-21swapper/020:25:300
10581995123,12cyclictest0-21swapper/021:27:530
10581995122,13cyclictest0-21swapper/023:17:590
10581995122,12cyclictest0-21swapper/022:10:590
86632502,9sleep20-21swapper/219:46:042
86632502,9sleep20-21swapper/219:46:042
143462502,42sleep00-21swapper/000:13:550
131842502,41sleep00-21swapper/018:50:440
126562502,42sleep00-21swapper/018:46:440
10584995033,10cyclictest16307-21tune2fs18:55:512
10584995029,9cyclictest26271-21munin-node20:25:422
1058199505,28cyclictest0-21swapper/018:45:340
1058199505,15cyclictest0-21swapper/021:50:520
1058199504,11cyclictest0-21swapper/021:38:180
10581995030,13cyclictest0-21swapper/019:32:360
10581995026,9cyclictest0-21swapper/022:41:530
10581995024,12cyclictest0-21swapper/023:25:560
10581995023,12cyclictest0-21swapper/019:30:320
10584994927,10cyclictest0-21swapper/219:18:032
1058399494,27cyclictest0-21swapper/120:01:041
1058399494,26cyclictest0-21swapper/119:06:061
1058199493,39cyclictest0-21swapper/020:10:300
10581994927,9cyclictest19133-21telnet20:10:420
10581994923,10cyclictest0-21swapper/021:41:030
10581994922,12cyclictest0-21swapper/020:49:100
91912482,40sleep00-21swapper/019:48:520
91912482,40sleep00-21swapper/019:48:520
43792482,9sleep00-21swapper/019:38:240
1058599483,21cyclictest9214-21sshd19:49:103
1058599483,21cyclictest9214-21sshd19:49:103
10584994832,9cyclictest1084-21lldpd19:05:552
10584994830,11cyclictest14673-21tr20:00:442
10583994833,8cyclictest9553-21munin-node19:50:391
1058199484,26cyclictest0-21swapper/020:35:530
247712472,9sleep20-21swapper/219:14:122
1058499474,28cyclictest0-21swapper/220:20:582
10584994727,9cyclictest0-21swapper/220:05:542
1058399473,26cyclictest0-21swapper/120:20:591
221682462,9sleep00-21swapper/019:06:190
1058499463,36cyclictest0-21swapper/219:25:422
10584994623,18cyclictest1010-21munin-node20:40:572
10584994620,8cyclictest1124-21snmpd19:22:052
10584994616,12cyclictest0-21swapper/219:40:442
10584994616,12cyclictest0-21swapper/219:40:442
10581994623,10cyclictest0-21swapper/020:25:460
199482442,35sleep00-21swapper/019:03:290
199482442,35sleep00-21swapper/019:03:290
1058599412,23cyclictest0-21swapper/318:45:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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