You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-24 - 17:01

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 #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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  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 100 highest latencies:
System rack1slot6s.osadl.org (updated Fri Apr 24, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2485991270,6rtkit-daemon0-21swapper/008:12:011
2485991260,6rtkit-daemon0-21swapper/005:18:521
2485991240,6rtkit-daemon0-21swapper/005:14:081
2485991150,6rtkit-daemon0-21swapper/007:56:461
2485991140,6rtkit-daemon0-21swapper/005:40:591
2485991090,6rtkit-daemon0-21swapper/008:17:080
2485991090,5rtkit-daemon0-21swapper/009:17:431
2485991090,5rtkit-daemon0-21swapper/009:17:431
2485991060,6rtkit-daemon0-21swapper/009:08:430
2485991040,6rtkit-daemon0-21swapper/109:49:421
13758991043,93cyclictest0-21swapper/007:20:580
137589910020,55cyclictest0-21swapper/008:23:390
1375899984,87cyclictest0-21swapper/009:50:500
248599970,5rtkit-daemon0-21swapper/008:32:451
1375899974,12cyclictest0-21swapper/010:18:060
248599960,6rtkit-daemon0-21swapper/009:01:511
248599960,5rtkit-daemon15347-21nscd08:10:310
1376299955,25cyclictest0-21swapper/108:15:541
1376299953,27cyclictest0-21swapper/109:25:441
1375899953,12cyclictest0-21swapper/010:20:420
1376299945,25cyclictest17930-21df_inode07:20:541
1376399936,53cyclictest0-21swapper/209:10:482
1376399934,65cyclictest0-21swapper/207:05:512
1376399934,12cyclictest0-21swapper/207:13:352
1376399934,12cyclictest0-21swapper/207:13:352
13762999320,28cyclictest0-21swapper/110:18:011
248599920,5rtkit-daemon0-21swapper/009:47:120
1376399924,9cyclictest8348-21ssh10:16:052
1376299924,12cyclictest0-21swapper/108:25:581
13758999223,53cyclictest6497-21diskmemload07:51:090
13758999223,53cyclictest6497-21diskmemload07:51:090
1376399914,63cyclictest5724-21telnet07:50:472
1376399914,63cyclictest5724-21telnet07:50:472
1376399914,13cyclictest0-21swapper/207:57:562
1376399914,10cyclictest16504-21grep08:05:542
1376399904,9cyclictest13787-21yum-updatesd-he08:50:472
13763999019,51cyclictest0-21swapper/208:11:052
13763999019,50cyclictest0-21swapper/209:24:162
1376299904,28cyclictest0-21swapper/110:25:461
13758999024,51cyclictest1247-21lldpd09:15:520
13758999024,51cyclictest1247-21lldpd09:15:520
1376399894,13cyclictest0-21swapper/209:15:472
1376399894,13cyclictest0-21swapper/209:15:472
1376399893,9cyclictest23612-21ssh09:51:052
13758998917,12cyclictest0-21swapper/010:31:020
248599880,6rtkit-daemon0-21swapper/106:56:341
248599880,6rtkit-daemon0-21swapper/007:35:470
1376399884,62cyclictest0-21swapper/208:24:442
1376399884,13cyclictest0-21swapper/209:31:262
1376399883,11cyclictest22155-21grep09:01:062
1375899884,77cyclictest0-21swapper/006:05:580
1375899884,76cyclictest0-21swapper/007:31:050
13758998824,47cyclictest0-21swapper/009:11:060
13758998819,9cyclictest13951-21tail08:50:460
13758998815,11cyclictest0-21swapper/010:27:520
1376399874,16cyclictest0-21swapper/208:36:022
1376399874,16cyclictest0-21swapper/208:36:022
1376399874,12cyclictest0-21swapper/209:05:572
1376399873,9cyclictest15613-21unixbench_singl07:16:122
1376399873,9cyclictest15613-21unixbench_singl07:16:122
1376399873,10cyclictest19252-21sh09:45:502
1375899875,11cyclictest0-21swapper/009:00:570
1375899874,26cyclictest0-21swapper/010:06:070
1375899873,21cyclictest15874-21ssh09:40:500
13758998710,20cyclictest0-21swapper/007:01:040
248599860,7rtkit-daemon0-21swapper/108:09:231
1376399868,63cyclictest0-21swapper/207:25:542
1376399864,13cyclictest0-21swapper/210:34:492
1376399864,11cyclictest0-21swapper/205:16:072
1376399863,12cyclictest0-21swapper/207:22:452
13763998618,54cyclictest0-21swapper/207:45:512
1375899865,73cyclictest0-21swapper/007:40:510
1375899863,76cyclictest0-21swapper/008:41:070
1375899863,12cyclictest0-21swapper/007:06:240
13758998627,41cyclictest11558-21ssh08:45:580
13758998622,8cyclictest1419-21runrttasks10:03:550
13758998614,13cyclictest0-21swapper/009:26:290
13758998610,20cyclictest0-21swapper/007:26:140
1376399855,68cyclictest0-21swapper/207:30:522
1376399855,61cyclictest0-21swapper/208:31:002
1376399855,12cyclictest31497-21cpuspeed_turbos07:40:512
1376399854,62cyclictest0-21swapper/210:07:282
1376399854,14cyclictest0-21swapper/210:21:032
1376399854,13cyclictest0-21swapper/208:15:542
1376399854,13cyclictest0-21swapper/208:00:552
1376299855,27cyclictest0-21swapper/108:50:481
1375899854,74cyclictest0-21swapper/009:33:170
1375899854,63cyclictest0-21swapper/005:50:520
1375899853,74cyclictest0-21swapper/008:56:010
13758998526,42cyclictest18759-21munin-node05:16:150
248599840,5rtkit-daemon0-21swapper/007:49:540
1376399844,61cyclictest0-21swapper/206:00:532
1376399844,15cyclictest0-21swapper/208:45:472
1376399844,11cyclictest26219-21grep09:55:502
1376299845,29cyclictest0-21swapper/109:56:041
1376299845,29cyclictest0-21swapper/108:24:411
13762998411,26cyclictest0-21swapper/110:11:391
13758998441,36cyclictest1482-21grep05:46:000
13758998441,36cyclictest1482-21grep05:46:000
1375899844,71cyclictest0-21swapper/009:21:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional