You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-12-03 - 12:30
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack1slot8.osadl.org (updated Sun Dec 03, 2023 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
180562697673,17sleep00-21swapper/019:06:410
1841999458370,81cyclictest0-21swapper/019:10:240
1842099427391,21cyclictest17573-21ssh21:45:191
1842099366305,21cyclictest18905-21forks19:10:241
2073321070,4sleep120732-21latency21:50:271
18420999014,58cyclictest0-21swapper/123:26:581
18420999013,62cyclictest0-21swapper/122:16:581
18420998820,49cyclictest0-21swapper/121:25:591
18419998769,14cyclictest0-21swapper/023:59:580
227799830,5rtkit-daemon2276-21rtkit-daemon21:18:131
18419998018,45cyclictest88450irq/46-eth0-tx-00:34:310
227799790,4rtkit-daemon2276-21rtkit-daemon22:48:341
18420997813,41cyclictest0-21swapper/123:35:001
136212760,3sleep018417-21cyclictest22:38:420
18420997512,47cyclictest0-21swapper/100:36:591
1730627534,28sleep10-21swapper/119:05:231
18420997314,45cyclictest0-21swapper/120:44:001
227799720,4rtkit-daemon2276-21rtkit-daemon23:54:061
18419997251,16cyclictest0-21swapper/023:38:410
18419997217,47cyclictest0-21swapper/022:14:300
18419997217,47cyclictest0-21swapper/022:14:290
18419997213,54cyclictest0-21swapper/021:55:580
18419997048,16cyclictest0-21swapper/023:20:290
18419997046,17cyclictest0-21swapper/000:10:300
18419997040,24cyclictest0-21swapper/021:35:330
18419997037,24cyclictest0-21swapper/000:20:190
18419997027,36cyclictest0-21swapper/023:14:530
1841999702,62cyclictest16081-21runrttasks22:42:250
18419997018,39cyclictest88450irq/46-eth0-tx-23:18:180
227799690,4rtkit-daemon2276-21rtkit-daemon22:23:091
18420996918,35cyclictest0-21swapper/120:03:591
18420996917,33cyclictest0-21swapper/119:37:581
18419996943,16cyclictest0-21swapper/000:35:400
18419996941,24cyclictest0-21swapper/021:10:550
1841999694,37cyclictest1320-21nscd21:40:350
18419996939,22cyclictest0-21swapper/000:01:540
18420996815,32cyclictest0-21swapper/120:21:581
18420996810,46cyclictest0-21swapper/120:27:001
1841999685,54cyclictest0-21swapper/021:00:010
18419996846,17cyclictest0-21swapper/023:50:290
18419996846,16cyclictest0-21swapper/022:28:020
18419996838,24cyclictest0-21swapper/021:53:310
18419996831,31cyclictest0-21swapper/019:45:260
1841999682,58cyclictest8315-21ssh21:29:440
1841999682,57cyclictest23910-21ssh22:58:320
18419996817,44cyclictest88450irq/46-eth0-tx-00:05:520
1841999675,53cyclictest0-21swapper/020:00:000
18419996745,16cyclictest0-21swapper/023:30:230
18419996737,24cyclictest0-21swapper/022:22:050
1841999673,40cyclictest1172-21ssh00:16:120
18419996724,36cyclictest0-21swapper/021:00:230
1841999672,58cyclictest25456-21runrttasks19:28:200
1841999672,57cyclictest24589-21munin-node23:00:160
1841999672,44cyclictest29414-21ssh22:07:230
18419996717,36cyclictest88450irq/46-eth0-tx-23:45:040
18419996713,35cyclictest0-21swapper/021:20:330
18420996619,30cyclictest0-21swapper/120:07:591
1841999666,51cyclictest0-21swapper/020:20:390
18419996643,16cyclictest0-21swapper/020:05:020
18419996639,22cyclictest0-21swapper/022:46:010
18419996638,22cyclictest0-21swapper/022:52:240
18419996638,21cyclictest0-21swapper/023:25:280
1841999663,39cyclictest8170-21ssh00:29:420
18419996621,28cyclictest88450irq/46-eth0-tx-21:30:270
1841999662,55cyclictest1525-21runrttasks21:09:110
18420996516,34cyclictest0-21swapper/120:12:591
18420996514,35cyclictest0-21swapper/122:05:591
1841999655,52cyclictest0-21swapper/019:20:020
18419996541,17cyclictest0-21swapper/021:15:500
1841999653,55cyclictest27834-21ssh23:06:200
1841999653,39cyclictest3635-21ssh22:19:480
1841999652,39cyclictest19844-21ssh21:49:510
18419996515,45cyclictest0-21swapper/020:11:000
18419996512,47cyclictest88450irq/46-eth0-tx-23:40:400
18419996442,16cyclictest0-21swapper/020:05:220
18419996435,21cyclictest0-21swapper/019:35:380
1841999643,53cyclictest9444-21ssh22:30:280
18419996421,36cyclictest88450irq/46-eth0-tx-22:00:290
18420996316,32cyclictest0-21swapper/123:08:581
18420996315,33cyclictest0-21swapper/120:17:591
18420996314,34cyclictest0-21swapper/120:31:581
18419996341,16cyclictest0-21swapper/020:45:320
18420996217,33cyclictest0-21swapper/123:49:591
18420996217,32cyclictest0-21swapper/119:19:591
18420996216,30cyclictest0-21swapper/121:42:581
18420996215,32cyclictest0-21swapper/100:07:591
1841999622,54cyclictest18588-21latency_hist20:40:010
1841999622,53cyclictest22372-21munin-node20:50:350
227799610,5rtkit-daemon2276-21rtkit-daemon21:20:471
18420996115,32cyclictest0-21swapper/119:57:581
18420996115,31cyclictest0-21swapper/119:25:591
18420996112,32cyclictest0-21swapper/121:09:591
1841999613,41cyclictest20382-21munin-node19:15:260
18419996118,37cyclictest0-21swapper/020:29:580
89352605,15sleep10-21swapper/100:31:401
18420996016,33cyclictest0-21swapper/123:10:591
18420996015,28cyclictest0-21swapper/119:47:581
18420996014,29cyclictest0-21swapper/120:52:591
1841999604,42cyclictest0-21swapper/019:45:020
18419996036,17cyclictest0-21swapper/020:15:270
1841999603,32cyclictest20395-21idleruntime-cro20:45:010
1841999602,52cyclictest26146-21grep19:30:250
1841999602,40cyclictest553-21munin-node19:50:240
18420995915,32cyclictest0-21swapper/119:51:001
18420995915,31cyclictest0-21swapper/121:10:581
18420995913,31cyclictest0-21swapper/123:38:591
18420995913,30cyclictest0-21swapper/120:39:591
18420995912,34cyclictest0-21swapper/119:42:001
18420995912,31cyclictest0-21swapper/123:16:591
18420995910,35cyclictest0-21swapper/121:01:581
18420995816,30cyclictest0-21swapper/123:56:581
18420995815,30cyclictest0-21swapper/122:13:591
18420995815,30cyclictest0-21swapper/122:13:581
18419995833,19cyclictest0-21swapper/020:30:210
18420995721,22cyclictest0-21swapper/119:21:591
18420995716,29cyclictest0-21swapper/122:54:591
18420995713,32cyclictest0-21swapper/123:03:001
18420995712,32cyclictest0-21swapper/121:35:591
18420995622,25cyclictest0-21swapper/121:33:591
18420995613,29cyclictest0-21swapper/100:23:001
18420995612,32cyclictest0-21swapper/120:59:591
18420995612,31cyclictest0-21swapper/122:55:581
18420995514,28cyclictest0-21swapper/120:46:591
18420995512,31cyclictest0-21swapper/100:04:591
137942554,13sleep10-21swapper/122:39:171
81582544,12sleep10-21swapper/122:29:341
18420995416,25cyclictest0-21swapper/122:01:581
18420995412,29cyclictest0-21swapper/123:41:001
18420995412,28cyclictest0-21swapper/119:30:591
18420995411,29cyclictest0-21swapper/100:15:581
1842099539,30cyclictest0-21swapper/123:22:591
105762524,12sleep10-21swapper/122:33:101
1842099514,42cyclictest0-21swapper/100:26:421
1842099508,28cyclictest0-21swapper/122:41:591
18420994615,18cyclictest0-21swapper/100:14:591
227799450,4rtkit-daemon2276-21rtkit-daemon21:56:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional