You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-12-07 - 22:06

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #0, slot #2

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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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 100 highest latencies:
System rack0slot2s.osadl.org (updated Thu Dec 07, 2023 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5279092314309,3sleep30-21swapper/307:07:463
5277722302297,3sleep60-21swapper/607:05:476
5279382301296,3sleep80-21swapper/807:08:118
5277902301295,4sleep20-21swapper/207:06:042
5279742300295,3sleep90-21swapper/907:08:429
5279982299294,3sleep70-21swapper/707:08:597
5279112295289,4sleep50-21swapper/507:07:475
5280262293288,3sleep10-21swapper/107:09:241
5258932293283,3sleep00-21swapper/007:05:120
5258972291286,3sleep40-21swapper/407:05:164
52835399200,20cyclictest0-21swapper/907:40:229
52835399200,20cyclictest0-21swapper/907:10:019
52835399200,0cyclictest0-21swapper/912:30:229
52834899200,20cyclictest0-21swapper/807:11:068
52834499200,19cyclictest687105-21ntpq12:05:247
410612999200,0ntpd0-21swapper/208:35:042
528353991919,0cyclictest0-21swapper/912:10:249
528353991919,0cyclictest0-21swapper/910:25:249
528353991919,0cyclictest0-21swapper/909:55:269
528353991919,0cyclictest0-21swapper/909:50:249
528353991919,0cyclictest0-21swapper/907:30:229
52835399190,19cyclictest0-21swapper/911:20:219
52835399190,19cyclictest0-21swapper/908:55:249
52835399190,0cyclictest0-21swapper/909:40:259
528348991919,0cyclictest0-21swapper/811:20:228
528348991919,0cyclictest0-21swapper/810:00:248
528348991919,0cyclictest0-21swapper/808:11:118
528348991919,0cyclictest0-21swapper/808:11:118
52834899190,1cyclictest636692-21ntpq10:30:248
528331991918,1cyclictest628722-21ntpq10:15:234
528331991918,1cyclictest586222-21ntpq08:55:244
52833199190,1cyclictest647281-21ntpq10:50:234
52833199190,1cyclictest607482-21ntpq09:35:234
52833199190,19cyclictest671230-21ntpq11:35:224
52833199190,19cyclictest599518-21ntpq09:20:224
52832999190,19cyclictest620798-21ntpq10:00:253
410612999190,0ntpd0-21swapper/909:35:069
528353991818,0cyclictest0-21swapper/911:50:239
528353991818,0cyclictest0-21swapper/911:15:259
528353991818,0cyclictest0-21swapper/910:30:249
528353991818,0cyclictest0-21swapper/910:20:259
528353991818,0cyclictest0-21swapper/910:10:229
528353991818,0cyclictest0-21swapper/908:40:219
528353991818,0cyclictest0-21swapper/907:45:249
528353991817,1cyclictest0-21swapper/908:25:239
52835399180,18cyclictest0-21swapper/908:05:239
52835399180,18cyclictest0-21swapper/908:05:229
52835399180,18cyclictest0-21swapper/907:35:239
52835399180,0cyclictest0-21swapper/910:50:239
528348991818,0cyclictest0-21swapper/810:40:228
528348991818,0cyclictest0-21swapper/809:50:248
528348991818,0cyclictest0-21swapper/808:55:248
528348991818,0cyclictest0-21swapper/808:40:248
528348991818,0cyclictest0-21swapper/808:00:238
528348991818,0cyclictest0-21swapper/807:40:218
528348991818,0cyclictest0-21swapper/807:20:248
52834899180,0cyclictest0-21swapper/809:35:238
528344991818,0cyclictest0-21swapper/710:30:247
528344991818,0cyclictest0-21swapper/709:00:217
52834499180,18cyclictest0-21swapper/711:20:227
52834499180,18cyclictest0-21swapper/710:15:257
52834499180,18cyclictest0-21swapper/707:10:367
52834499180,0cyclictest0-21swapper/711:30:227
528339991818,0cyclictest0-21swapper/609:15:226
528339991818,0cyclictest0-21swapper/609:05:236
528339991818,0cyclictest0-21swapper/608:45:276
528339991818,0cyclictest0-21swapper/607:10:356
52833999180,18cyclictest0-21swapper/609:30:246
528336991817,1cyclictest639340-21ntpq10:35:245
528336991817,1cyclictest591559-21ntpq09:05:235
52833699180,18cyclictest0-21swapper/512:05:245
52833699180,18cyclictest0-21swapper/511:30:225
52833699180,18cyclictest0-21swapper/509:00:225
52833699180,18cyclictest0-21swapper/507:10:365
528331991818,0cyclictest0-21swapper/412:32:014
528331991818,0cyclictest0-21swapper/411:20:224
528331991818,0cyclictest0-21swapper/409:25:494
528331991818,0cyclictest0-21swapper/409:15:224
528331991817,1cyclictest615489-21ntpq09:50:244
528331991817,1cyclictest594264-21ntpq09:10:254
52833199180,18cyclictest679194-21ntpq11:50:244
52833199180,18cyclictest665863-21ntpq11:25:244
52833199180,18cyclictest641999-21ntpq10:40:224
52833199180,18cyclictest620783-21ntpq10:00:254
52833199180,18cyclictest575599-21ntpq08:35:244
52833199180,18cyclictest0-21swapper/411:45:224
52833199180,18cyclictest0-21swapper/409:05:224
52833199180,18cyclictest0-21swapper/407:40:224
52833199180,18cyclictest0-21swapper/407:10:354
52833199180,0cyclictest695064-21ntpq12:20:234
52833199180,0cyclictest584590-21munin-run08:55:014
528329991818,0cyclictest0-21swapper/310:10:253
52832999180,18cyclictest575634-21ntpq08:35:253
52832999180,18cyclictest546403-21ntpq07:40:213
52832999180,18cyclictest0-21swapper/309:55:283
52832999180,18cyclictest0-21swapper/308:11:123
52832999180,18cyclictest0-21swapper/308:11:113
52832999180,18cyclictest0-21swapper/307:45:253
52832999180,18cyclictest0-21swapper/307:10:003
52832999180,0cyclictest0-21swapper/308:55:243
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional