You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-11-22 - 11:33
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 50 highest latencies:
System rackcslot4.osadl.org (updated Fri Nov 22, 2024 00:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28424982293251,28sleep10-21swapper/119:06:061
28427452289247,28sleep00-21swapper/019:08:460
30071462510,4sleep10-21swapper/123:34:201
29901052470,7sleep00-21swapper/023:11:440
28759162450,2sleep00-21swapper/020:30:170
113399440,3rtkit-daemon0-21swapper/119:38:331
113399420,3rtkit-daemon0-21swapper/119:40:381
113399390,3rtkit-daemon0-21swapper/122:16:301
113399390,3rtkit-daemon0-21swapper/119:46:501
113399380,3rtkit-daemon0-21swapper/123:12:391
113399370,3rtkit-daemon0-21swapper/121:31:031
113399370,3rtkit-daemon0-21swapper/121:31:021
113399340,6rtkit-daemon2999236-21rm23:24:210
2842973993330,2cyclictest65950irq/132-enp2s023:21:101
2842969993227,3cyclictest888-21thermald19:26:530
284297399311,24cyclictest2867609-21apt-get20:10:191
113399310,4rtkit-daemon2911655-21apt-get21:35:101
284297399302,21cyclictest3054624-21apt-get00:35:141
2842969993012,11cyclictest2851522-21apt-get19:30:120
2842973992925,2cyclictest65950irq/132-enp2s023:58:151
2842969992912,10cyclictest2877458-21apt-get20:35:120
113399290,6rtkit-daemon2995826-21dump-pmu-power23:20:001
2842973992820,6cyclictest2863031-21cron20:00:001
284297399281,4cyclictest2924359-21kworker/1:022:05:141
2842969992813,10cyclictest2855451-21apt-get19:40:160
113399280,5rtkit-daemon2934794-21ssh22:03:011
2842973992724,2cyclictest65950irq/132-enp2s021:57:511
2842973992712,4cyclictest2890952-21diskmemload22:52:141
284296999272,17cyclictest2928027-21apt-get21:55:120
284296999272,16cyclictest2932144-21apt-get22:00:120
113399270,3rtkit-daemon0-21swapper/122:24:131
113399270,3rtkit-daemon0-21swapper/020:03:500
284297399266,18cyclictest3041835-21apt-config00:20:011
2842973992621,3cyclictest3050259-21munin-plugin-st00:30:001
2842973992613,7cyclictest65950irq/132-enp2s000:10:191
2842973992612,12cyclictest3033611-21unin-run00:10:001
284296999262,17cyclictest2883333-21apt-get20:50:140
284296999261,6cyclictest0-21swapper/023:45:560
2842969992615,9cyclictest892-21snmpd22:30:320
2842969992612,9cyclictest2970628-1kworker/u9:023:30:160
113399260,4rtkit-daemon2904386-21strings21:25:220
284297399252,18cyclictest3046058-21kworker/u8:400:30:151
284297399252,16cyclictest3011818-21apt-get23:40:141
2842973992517,4cyclictest2890952-21diskmemload21:11:451
2842973992511,8cyclictest65950irq/132-enp2s021:50:151
2842973992510,2cyclictest141rcu_preempt23:05:221
284296999256,3cyclictest141rcu_preempt23:54:590
284296999256,3cyclictest141rcu_preempt23:40:250
284296999256,2cyclictest141rcu_preempt21:50:000
284296999252,16cyclictest3042281-21apt-get00:20:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional