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2026-01-03 - 04:36

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 Sat Jan 03, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37499983,37cyclictest31817-21munin-node19:55:510
248599970,6rtkit-daemon0-21swapper/119:05:581
177082850,41sleep10-21swapper/119:25:421
37499834,33cyclictest0-21swapper/021:50:450
374998316,10cyclictest121850irq/46-eth021:40:380
37499823,28cyclictest0-21swapper/023:55:300
37499823,28cyclictest0-21swapper/023:55:300
374998125,9cyclictest0-21swapper/022:01:140
37499793,27cyclictest0-21swapper/022:20:450
37499716,27cyclictest0-21swapper/019:30:470
375996842,11cyclictest0-21swapper/100:20:131
145962664,54sleep20-21swapper/219:17:042
321042645,13sleep132210-21timerandwakeup18:45:531
37699635,51cyclictest0-21swapper/220:30:532
376996213,24cyclictest12605-21needreboot22:35:432
37599624,38cyclictest0-21swapper/123:15:361
37699614,50cyclictest12580-21munin-node23:45:262
37699614,50cyclictest0-21swapper/219:10:252
37799603,51cyclictest8388-21sort23:35:313
377996020,34cyclictest1419-21runrttasks00:11:313
37699604,48cyclictest27223-21cpuspeed_turbos00:15:272
37699594,48cyclictest0-21swapper/220:15:432
37699584,47cyclictest0-21swapper/223:30:502
37699583,46cyclictest24642-21cut20:45:492
37599589,30cyclictest0-21swapper/123:10:281
37599589,30cyclictest0-21swapper/123:10:281
37799573,48cyclictest11372-21cat22:35:183
37799573,47cyclictest1419-21runrttasks21:52:303
37799572,48cyclictest2128-21tr20:00:383
37699574,46cyclictest27121-21open_inodes20:50:482
37699574,46cyclictest0-21swapper/223:27:052
37699574,46cyclictest0-21swapper/221:05:332
37699574,46cyclictest0-21swapper/221:05:332
37699573,48cyclictest0-21swapper/221:00:482
37699573,48cyclictest0-21swapper/220:25:402
37699573,11cyclictest0-21swapper/222:23:412
37599579,26cyclictest13783-21munin-node22:40:361
37599574,36cyclictest0-21swapper/121:52:301
248599570,4rtkit-daemon2484-21rtkit-daemon23:55:323
248599570,4rtkit-daemon2484-21rtkit-daemon23:55:323
188292574,45sleep20-21swapper/222:50:302
37699564,45cyclictest0-21swapper/218:55:402
37699564,45cyclictest0-21swapper/218:55:402
37699563,47cyclictest0-21swapper/221:40:462
37699563,46cyclictest28202-21munin-node20:55:522
37699563,46cyclictest0-21swapper/223:00:172
37699563,46cyclictest0-21swapper/221:50:402
37599565,31cyclictest0-21swapper/120:15:521
375995637,12cyclictest16151-21kernelversion19:20:481
375995624,13cyclictest0-21swapper/122:20:181
375995622,14cyclictest0-21swapper/123:25:401
375995622,14cyclictest0-21swapper/119:10:541
37499564,10cyclictest3497-21kworker/u8:219:50:480
37699554,45cyclictest0-21swapper/223:10:172
37699554,45cyclictest0-21swapper/220:05:522
37699554,44cyclictest0-21swapper/223:15:342
37699554,44cyclictest0-21swapper/222:05:362
37699553,46cyclictest0-21swapper/222:15:182
37699553,46cyclictest0-21swapper/220:42:442
37699553,46cyclictest0-21swapper/219:45:522
37699553,45cyclictest20912-21yum-updatesd-he19:30:522
37699553,45cyclictest0-21swapper/222:15:302
37699553,45cyclictest0-21swapper/219:35:412
37599555,32cyclictest0-21swapper/119:35:431
37599555,31cyclictest0-21swapper/100:00:421
37599555,30cyclictest0-21swapper/123:30:591
37599554,30cyclictest0-21swapper/121:40:191
37599553,38cyclictest0-21swapper/120:35:361
375995522,13cyclictest0-21swapper/121:00:221
375995521,15cyclictest0-21swapper/121:00:521
375995521,14cyclictest0-21swapper/118:55:471
375995521,14cyclictest0-21swapper/118:55:471
78322543,43sleep20-21swapper/222:25:432
78322543,43sleep20-21swapper/222:25:432
37799546,42cyclictest0-21swapper/320:35:533
37799545,42cyclictest0-21swapper/320:15:543
37799544,43cyclictest495-21tail23:20:263
37799544,43cyclictest0-21swapper/321:40:313
37799543,44cyclictest361ktimersoftd/300:15:303
37799542,44cyclictest13941-21telnet22:40:293
37699544,44cyclictest0-21swapper/221:55:372
37699544,44cyclictest0-21swapper/200:10:512
37699543,46cyclictest0-21swapper/222:40:492
37699543,44cyclictest0-21swapper/220:00:482
37699542,46cyclictest0-21swapper/219:25:462
37599546,29cyclictest0-21swapper/122:05:411
37599546,29cyclictest0-21swapper/119:55:381
37599546,28cyclictest0-21swapper/121:20:291
37599545,30cyclictest0-21swapper/123:07:131
37599545,30cyclictest0-21swapper/120:45:571
37599545,30cyclictest0-21swapper/120:20:481
37599545,30cyclictest0-21swapper/120:20:481
37599545,30cyclictest0-21swapper/119:48:531
37599545,29cyclictest0-21swapper/121:25:311
37599545,29cyclictest0-21swapper/120:02:561
37599545,28cyclictest1419-21runrttasks21:40:511
37599544,41cyclictest0-21swapper/122:10:421
37599544,31cyclictest0-21swapper/119:50:541
37599544,30cyclictest0-21swapper/122:30:491
37599544,30cyclictest0-21swapper/122:30:491
37599544,30cyclictest0-21swapper/121:30:371
37599543,45cyclictest0-21swapper/119:40:391
37599543,45cyclictest0-21swapper/119:40:391
375995422,14cyclictest0-21swapper/122:25:181
375995421,14cyclictest0-21swapper/121:15:481
248599540,5rtkit-daemon2484-21rtkit-daemon21:31:003
218902543,19sleep10-21swapper/121:49:271
218902543,19sleep10-21swapper/121:49:271
37799533,44cyclictest14941-21cat19:20:253
37799532,46cyclictest0-21swapper/319:05:403
37799532,45cyclictest24013-21forks20:45:413
37699533,44cyclictest0-21swapper/223:45:142
37699533,43cyclictest7787-21munin-node23:35:422
37699532,46cyclictest0-21swapper/223:00:352
37699532,45cyclictest0-21swapper/222:50:162
37699532,45cyclictest0-21swapper/221:25:322
37599535,29cyclictest0-21swapper/122:40:171
37599535,29cyclictest0-21swapper/122:00:311
37599535,29cyclictest0-21swapper/118:50:391
37599534,30cyclictest0-21swapper/123:55:321
37599534,30cyclictest0-21swapper/123:55:321
37599534,30cyclictest0-21swapper/122:55:341
37599534,29cyclictest0-21swapper/119:02:021
37599534,28cyclictest0-21swapper/122:45:501
37599534,28cyclictest0-21swapper/121:05:321
37599534,28cyclictest0-21swapper/121:05:321
37599534,28cyclictest0-21swapper/120:30:231
37599534,27cyclictest0-21swapper/122:25:501
37599534,27cyclictest0-21swapper/122:25:501
37599534,26cyclictest0-21swapper/121:12:231
37599533,44cyclictest0-21swapper/120:10:361
37599533,43cyclictest0-21swapper/123:50:161
37599533,43cyclictest0-21swapper/123:50:161
375995319,14cyclictest0-21swapper/120:30:421
37499536,10cyclictest0-21swapper/020:25:420
306602534,6sleep00-21swapper/018:45:360
123732533,43sleep30-21swapper/321:30:103
116822532,43sleep00-21swapper/020:20:350
116822532,43sleep00-21swapper/020:20:350
97792522,10sleep30-21swapper/321:22:293
37799524,43cyclictest15997-21if_eth021:35:403
37799524,43cyclictest0-21swapper/322:30:293
37799523,42cyclictest14334-21unixbench_singl23:45:483
37799523,42cyclictest0-21swapper/320:55:563
37799522,9cyclictest0-21swapper/322:22:353
37799522,44cyclictest0-21swapper/321:55:333
37699524,43cyclictest24646-21munin-node19:40:512
37699524,43cyclictest24646-21munin-node19:40:512
376995237,8cyclictest12318-21grep20:20:402
376995237,8cyclictest12318-21grep20:20:402
37699522,44cyclictest0-21swapper/221:30:422
37699522,44cyclictest0-21swapper/221:10:362
37699522,44cyclictest0-21swapper/220:10:462
37599526,28cyclictest0-21swapper/123:45:371
37599525,28cyclictest0-21swapper/123:00:491
37599525,28cyclictest0-21swapper/122:55:161
37599525,28cyclictest0-21swapper/121:55:321
37599525,28cyclictest0-21swapper/120:50:521
37599525,27cyclictest0-21swapper/123:35:401
37599524,29cyclictest0-21swapper/123:40:261
37599524,28cyclictest0-21swapper/120:40:591
37599524,27cyclictest0-21swapper/119:32:071
37599523,43cyclictest0-21swapper/100:08:251
375995217,14cyclictest0-21swapper/119:15:411
248599520,5rtkit-daemon2484-21rtkit-daemon23:10:413
248599520,5rtkit-daemon2484-21rtkit-daemon23:10:413
248599520,5rtkit-daemon2484-21rtkit-daemon22:25:353
248599520,5rtkit-daemon2484-21rtkit-daemon22:25:353
248599520,5rtkit-daemon2484-21rtkit-daemon22:10:283
51942512,9sleep30-21swapper/321:14:553
37799515,39cyclictest21905-21munin-run00:05:143
37799514,41cyclictest0-21swapper/321:15:383
377995137,9cyclictest11995-21cut22:35:353
377995135,10cyclictest15406-21cpuspeed_turbos19:20:393
37799513,42cyclictest7565-21awk23:35:143
37799513,42cyclictest2824-21if_eth022:15:403
37799513,42cyclictest11850-21grep19:10:573
37799513,42cyclictest0-21swapper/322:00:413
37799513,42cyclictest0-21swapper/321:00:403
37799512,44cyclictest0-21swapper/323:00:383
37799512,43cyclictest0-21swapper/320:40:453
37699513,42cyclictest0-21swapper/221:48:402
37699513,42cyclictest0-21swapper/221:48:402
37699513,42cyclictest0-21swapper/221:20:472
37699512,43cyclictest0-21swapper/222:30:372
37699512,43cyclictest0-21swapper/222:30:372
37699512,43cyclictest0-21swapper/200:00:312
376995119,11cyclictest0-21swapper/219:00:452
37599515,28cyclictest0-21swapper/120:05:371
37599514,27cyclictest0-21swapper/100:11:421
375995120,13cyclictest0-21swapper/123:20:381
275582514,41sleep00-21swapper/023:05:590
248599510,5rtkit-daemon2484-21rtkit-daemon21:45:593
248599510,5rtkit-daemon2484-21rtkit-daemon21:45:593
229252515,39sleep00-21swapper/020:41:590
179562513,42sleep318061-21diskstats19:25:443
17922515,39sleep00-21swapper/020:00:280
168862516,39sleep00-21swapper/021:36:400
50222502,42sleep00-21swapper/018:56:430
50222502,42sleep00-21swapper/018:56:430
377995035,9cyclictest10820-21cut23:40:333
377995033,10cyclictest1554-21crond20:00:223
37799503,42cyclictest0-21swapper/319:30:553
37799503,41cyclictest0-21swapper/322:05:393
37799502,43cyclictest0-21swapper/319:00:503
37799502,43cyclictest0-21swapper/318:55:543
37799502,43cyclictest0-21swapper/318:55:543
37799502,42cyclictest24646-21munin-node19:40:483
37799502,42cyclictest24646-21munin-node19:40:483
37799502,41cyclictest0-21swapper/322:45:453
37699503,42cyclictest0-21swapper/219:50:412
37699503,41cyclictest0-21swapper/221:15:542
37699502,43cyclictest0-21swapper/222:00:472
37699502,42cyclictest0-21swapper/218:50:382
374995023,11cyclictest0-21swapper/023:23:330
205022502,9sleep20-21swapper/220:36:452
157332502,9sleep30-21swapper/320:26:513
150852502,9sleep20-21swapper/219:20:312
37799492,9cyclictest0-21swapper/320:20:453
37799492,9cyclictest0-21swapper/320:20:453
37799492,42cyclictest0-21swapper/323:25:393
37799492,42cyclictest0-21swapper/320:05:563
37699495,28cyclictest0-21swapper/219:55:472
37699494,39cyclictest0-21swapper/219:10:592
37699493,42cyclictest2781-21awk23:25:152
37499493,22cyclictest0-21swapper/022:30:130
37499493,22cyclictest0-21swapper/022:30:130
323282492,9sleep30-21swapper/323:16:023
266982492,41sleep00-21swapper/019:43:590
266982492,41sleep00-21swapper/019:43:590
204842492,9sleep30-21swapper/322:52:083
183162492,9sleep30-21swapper/320:34:203
377994831,10cyclictest22432-21cpuspeed_turbos00:05:263
37799483,39cyclictest31318-21sshd19:52:013
37799483,39cyclictest0-21swapper/322:55:453
37799483,38cyclictest0-21swapper/320:55:223
37699486,13cyclictest0-21swapper/223:50:502
37699486,13cyclictest0-21swapper/223:50:502
37699485,28cyclictest0-21swapper/200:05:452
37499484,27cyclictest0-21swapper/022:30:370
37499484,27cyclictest0-21swapper/022:30:370
37499484,27cyclictest0-21swapper/021:20:390
37499484,26cyclictest0-21swapper/023:25:450
374994831,12cyclictest0-21swapper/023:00:490
37499483,40cyclictest0-21swapper/023:40:460
37499483,40cyclictest0-21swapper/021:06:550
37499483,40cyclictest0-21swapper/021:06:550
300822482,38sleep00-21swapper/020:56:540
26692485,38sleep00-21swapper/018:52:070
195092482,9sleep20-21swapper/200:00:142
195092482,9sleep20-21swapper/200:00:142
157352482,40sleep00-21swapper/022:42:260
109662482,39sleep00-21swapper/020:17:000
37799475,37cyclictest7902-21needreboot20:10:503
37799473,40cyclictest23283-21chrt19:35:473
37799472,8cyclictest0-21swapper/321:05:443
37799472,8cyclictest0-21swapper/321:05:443
37799472,40cyclictest0-21swapper/318:50:523
37499474,8cyclictest17464-21yum-updatesd-he20:31:010
37499474,27cyclictest0-21swapper/019:25:470
37499474,25cyclictest15-21rcuc/021:45:440
37499474,25cyclictest15-21rcuc/021:45:440
374994718,12cyclictest0-21swapper/019:15:250
374994717,12cyclictest0-21swapper/022:35:570
374994712,29cyclictest27073-21telnet19:45:350
291252472,9sleep30-21swapper/319:49:343
147402474,37sleep00-21swapper/021:34:510
37799462,10cyclictest0-21swapper/323:05:523
37699464,13cyclictest0-21swapper/221:35:362
37699462,39cyclictest0-21swapper/223:13:172
37699462,39cyclictest0-21swapper/223:13:172
37499464,34cyclictest0-21swapper/023:50:370
37499464,34cyclictest0-21swapper/023:50:370
374994618,9cyclictest7702-21latency_hist19:05:270
205272465,34sleep00-21swapper/020:37:030
180002464,35sleep00-21swapper/022:45:520
37799453,38cyclictest0-21swapper/323:50:573
37799453,38cyclictest0-21swapper/323:50:573
37499456,32cyclictest0-21swapper/019:37:080
37499454,37cyclictest0-21swapper/019:15:580
374994517,12cyclictest0-21swapper/023:31:350
325552452,37sleep00-21swapper/021:02:590
205902452,37sleep00-21swapper/022:53:300
171272453,37sleep00-21swapper/019:23:520
63352442,36sleep00-21swapper/020:08:500
37699443,35cyclictest0-21swapper/218:50:272
37499445,33cyclictest0-21swapper/022:15:470
37499444,34cyclictest0-21swapper/023:35:260
37499444,32cyclictest0-21swapper/021:25:410
37499444,12cyclictest0-21swapper/020:10:360
37499435,32cyclictest0-21swapper/022:05:340
37499434,32cyclictest0-21swapper/021:57:050
37499433,25cyclictest0-21swapper/022:55:410
37499433,25cyclictest0-21swapper/019:05:460
37499433,12cyclictest0-21swapper/021:15:470
374994324,13cyclictest0-21swapper/020:45:590
374994323,13cyclictest0-21swapper/022:10:350
374994316,12cyclictest0-21swapper/021:10:550
37499425,11cyclictest0-21swapper/000:11:420
37499424,32cyclictest30510-21munin-node23:15:440
37499423,34cyclictest0-21swapper/020:50:420
37499423,32cyclictest0-21swapper/000:05:390
37499415,12cyclictest0-21swapper/000:15:300
37499414,31cyclictest0-21swapper/023:45:350
37499413,11cyclictest0-21swapper/000:00:470
374994121,7cyclictest28128-21munin-node23:10:470
374994121,7cyclictest28128-21munin-node23:10:470
37799323,21cyclictest580-21latency_hist18:50:273
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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