You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-11 - 06:31

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 #7, slot #3

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.

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 rack7slot3s.osadl.org (updated Sun Jan 11, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
736821490,10sleep27370-21timerwakeupswit19:05:452
81999910220,45cyclictest0-21swapper/019:50:290
8199999830,26cyclictest0-21swapper/023:35:290
819999892,9cyclictest128-21systemd-journal21:10:160
819999891,7cyclictest14593-21fschecks_count22:25:340
311272880,5sleep3820299cyclictest21:40:413
105482860,3sleep30-21swapper/319:15:343
819999841,68cyclictest25883-21missed_timers22:55:370
284102840,2sleep00-21swapper/020:05:310
819999822,6cyclictest0-21swapper/019:35:260
819999812,6cyclictest5035-21aten_rbpower_po20:30:300
8199998125,43cyclictest7950irq/56-dwc_otg_21:10:380
819999801,61cyclictest26519-21/usr/sbin/munin20:00:440
819999792,5cyclictest0-21swapper/021:55:440
819999791,59cyclictest0-21swapper/020:20:160
8199997915,38cyclictest22023-21grep19:45:450
819999781,63cyclictest0-21swapper/022:50:290
819999772,53cyclictest0-21swapper/021:05:170
819999771,10cyclictest32343-21date23:15:160
819999761,61cyclictest13049-21latency22:20:340
119172740,1sleep20-21swapper/222:15:462
819999731,9cyclictest24207-21head21:20:470
321232730,2sleep332126-21cpuspeed20:15:323
819999725,35cyclictest7850irq/56-dwc_otg_21:45:290
819999722,7cyclictest2639-21grep21:50:450
8199997218,40cyclictest7950irq/56-dwc_otg_20:57:230
819999721,54cyclictest20026-21sort00:10:170
275312720,1sleep30-21swapper/321:30:433
819999711,56cyclictest8381-21chrt22:06:380
8199997115,31cyclictest0-21swapper/023:45:170
819999702,8cyclictest0-21swapper/000:15:410
819999702,8cyclictest0-21swapper/000:15:410
819999692,6cyclictest0-21swapper/022:44:410
8199996921,30cyclictest2910-21awk20:25:160
819999682,9cyclictest0-21swapper/023:56:230
819999682,6cyclictest3025-21unixbench_multi23:20:460
819999682,6cyclictest0-21swapper/019:30:160
819999681,54cyclictest3130-21/usr/sbin/munin20:25:340
819999681,51cyclictest21221-21/usr/sbin/munin21:15:350
8199996717,39cyclictest20840-21open_files00:10:390
819999671,54cyclictest0-21swapper/020:41:080
819999671,3cyclictest0-21swapper/020:35:440
8199996712,44cyclictest30557-21seq00:38:090
8199996712,41cyclictest104442chrt22:14:470
8199996710,46cyclictest0-21swapper/023:31:360
819999669,3cyclictest7950irq/56-dwc_otg_21:40:260
819999662,7cyclictest0-21swapper/019:11:370
819999661,9cyclictest0-21swapper/000:32:110
819999661,8cyclictest0-21swapper/021:36:540
819999661,8cyclictest0-21swapper/021:36:540
8199996615,37cyclictest0-21swapper/019:40:290
8199996614,44cyclictest0-21swapper/019:55:310
8199996614,44cyclictest0-21swapper/019:55:310
8199996612,41cyclictest0-21swapper/023:45:270
820099648,5cyclictest32115-21runrttasks21:45:271
8199996424,28cyclictest0-21swapper/023:00:300
819999641,55cyclictest0-21swapper/021:28:540
820099634,4cyclictest7850irq/56-dwc_otg_22:55:411
819999631,51cyclictest0-21swapper/020:15:000
819999621,4cyclictest26716-21aten_rbpower_cu21:30:300
819999621,45cyclictest3842-21grep23:25:300
820099617,4cyclictest3130-21/usr/sbin/munin20:25:361
820099612,7cyclictest11069-21apt-get23:45:271
819999611,5cyclictest32578-21aten_rbpower_cu23:15:300
819999611,45cyclictest0-21swapper/023:07:010
819999611,45cyclictest0-21swapper/023:07:010
8199996112,38cyclictest118412sleep020:49:060
8199996112,38cyclictest118412sleep020:49:060
8199996110,43cyclictest174232sleep022:31:300
8199996110,43cyclictest174232sleep022:31:300
8202996026,13cyclictest7677-21/usr/sbin/munin20:35:433
8202996021,30cyclictest20280-21uptime19:40:453
819999608,38cyclictest0-21swapper/022:36:350
8199996016,33cyclictest0-21swapper/019:30:190
8199996011,38cyclictest180462sleep000:05:080
8202995922,9cyclictest24386-21munin-run19:55:173
819999597,44cyclictest0-21swapper/022:17:300
819999597,29cyclictest12093-21fschecks_count19:20:320
819999593,46cyclictest0-21swapper/022:03:580
8202995817,26cyclictest20804-21ntp_offset00:10:383
820199583,12cyclictest7850irq/56-dwc_otg_22:20:262
820199581,9cyclictest0-21swapper/200:10:282
820099589,10cyclictest26645-21taskset21:30:181
820099583,8cyclictest0-21swapper/100:35:281
820099582,5cyclictest5436-21cut20:30:361
820099581,5cyclictest7850irq/56-dwc_otg_21:50:331
819999581,44cyclictest24997-21taskset00:21:180
8202995725,20cyclictest128-21systemd-journal19:35:163
8202995724,13cyclictest22632-21sshd21:18:063
820099573,6cyclictest13146-21sed22:20:351
820099571,6cyclictest2240-21fschecks_time23:20:341
819999578,34cyclictest23055-21taskset22:47:480
819999571,45cyclictest0-21swapper/020:51:440
819999571,45cyclictest0-21swapper/020:51:440
8199995711,39cyclictest268412sleep000:26:500
102872570,18sleep00-21swapper/019:15:310
8202995617,21cyclictest7950irq/56-dwc_otg_22:25:463
820099563,5cyclictest0-21swapper/119:25:271
820099561,16cyclictest0-21swapper/121:32:001
8202995524,21cyclictest18951-21sshd21:07:373
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional