You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-23 - 15:12
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 rackeslot5.osadl.org (updated Sun Nov 23, 2025 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11328993736,1cyclictest28-21ksoftirqd/200:40:002
1132399330,1cyclictest24106-21apt-get20:45:130
1132999310,30cyclictest0-21swapper/300:05:123
1132999300,29cyclictest9509-21idleruntime-cro23:40:013
11327993028,1cyclictest303-21systemd-journal00:35:011
11327993028,1cyclictest0-21swapper/122:55:011
1132999290,28cyclictest3693-21apt-get21:10:123
1132999290,28cyclictest22341-21apt-get21:50:133
1132999290,28cyclictest0-21swapper/323:15:133
1132999290,28cyclictest0-21swapper/321:00:123
1132999290,28cyclictest0-21swapper/320:00:143
1132999290,28cyclictest0-21swapper/319:35:133
1132999290,0cyclictest0-21swapper/300:15:133
11328992928,1cyclictest28-21ksoftirqd/220:00:002
11328992925,4cyclictest28-21ksoftirqd/221:45:132
1132799290,28cyclictest11250-21apt-get22:35:131
11323992928,1cyclictest19829-21apt-get00:00:160
1132399290,1cyclictest9846-21perf20:15:020
1132399290,1cyclictest30278-21cron19:50:010
1132399290,1cyclictest10953-21cron22:35:010
11329992828,0cyclictest0-21swapper/320:40:133
11329992827,0cyclictest0-21swapper/322:00:113
1132999280,28cyclictest0-21swapper/321:25:143
1132999280,27cyclictest0-21swapper/323:20:123
1132999280,27cyclictest0-21swapper/322:45:123
11328992828,0cyclictest0-21swapper/200:30:142
11328992827,1cyclictest0-21swapper/219:45:022
11328992826,1cyclictest303-21systemd-journal20:25:002
1132899280,28cyclictest0-21swapper/221:55:132
1132899280,28cyclictest0-21swapper/220:30:122
1132899280,27cyclictest2803-21apt-get23:25:142
11327992828,0cyclictest0-21swapper/123:45:131
1132799280,28cyclictest0-21swapper/119:30:151
1132799280,27cyclictest0-21swapper/121:40:141
1132799280,0cyclictest771-21apt-get19:55:151
11323992828,0cyclictest21783-21apt-get20:40:130
11323992828,0cyclictest0-21swapper/019:25:150
11329992727,0cyclictest12133-21apt-get23:45:143
11329992727,0cyclictest0-21swapper/323:50:123
11328992727,0cyclictest16224-21apt-get22:45:122
11328992727,0cyclictest0-21swapper/223:05:122
11328992727,0cyclictest0-21swapper/221:10:122
11328992727,0cyclictest0-21swapper/219:25:142
11328992726,1cyclictest609-21dbus-daemon22:20:012
1132899270,27cyclictest0-21swapper/222:35:142
1132899270,0cyclictest0-21swapper/223:35:122
1132899270,0cyclictest0-21swapper/221:40:132
1132899270,0cyclictest0-21swapper/219:40:152
11327992727,0cyclictest3790-21apt-get00:35:141
11327992727,0cyclictest13900-21apt-get22:40:121
11327992727,0cyclictest0-21swapper/121:10:121
11327992727,0cyclictest0-21swapper/120:15:151
1132799270,27cyclictest0-21swapper/123:10:131
1132799270,27cyclictest0-21swapper/120:10:141
1132799270,0cyclictest0-21swapper/121:30:101
11323992727,0cyclictest0-21swapper/023:40:010
11323992727,0cyclictest0-21swapper/022:40:020
11323992727,0cyclictest0-21swapper/021:35:160
11323992727,0cyclictest0-21swapper/021:05:130
11323992726,1cyclictest0-21swapper/000:10:120
11329992625,1cyclictest0-21swapper/319:30:013
11327992626,0cyclictest0-21swapper/100:20:151
11323992626,0cyclictest0-21swapper/021:55:130
11323992626,0cyclictest0-21swapper/020:05:140
11323992626,0cyclictest0-21swapper/019:40:140
11329992525,0cyclictest0-21swapper/323:00:113
11329992525,0cyclictest0-21swapper/322:50:143
11329992525,0cyclictest0-21swapper/320:50:013
11329992524,1cyclictest5457-21apt-get20:05:133
11328992525,0cyclictest0-21swapper/221:30:112
11328992525,0cyclictest0-21swapper/220:55:132
11328992525,0cyclictest0-21swapper/220:35:132
11328992525,0cyclictest0-21swapper/220:15:152
11327992525,0cyclictest17386-21apt-get23:55:151
11327992525,0cyclictest0-21swapper/120:55:131
11323992525,0cyclictest0-21swapper/000:20:160
11323992525,0cyclictest0-21swapper/000:05:110
11323992524,0cyclictest0-21swapper/020:24:590
11323992522,3cyclictest0-21swapper/020:50:120
11329992423,1cyclictest12184-21perf20:20:013
11328992424,0cyclictest8921-21apt-get22:30:122
11328992423,1cyclictest1354-21apt-get21:05:132
11327992424,0cyclictest19435-21apt-get20:35:121
11327992424,0cyclictest18575-21apt-get19:25:141
11323992423,1cyclictest17696-21apt-get21:40:140
11323992422,1cyclictest0-21swapper/000:35:010
11329992323,0cyclictest1452-21apt-get00:30:143
11329992323,0cyclictest0-21swapper/320:20:153
11328992323,0cyclictest20902-21apt-get19:30:142
11328992323,0cyclictest0-21swapper/220:10:142
11328992323,0cyclictest0-21swapper/220:05:142
11327992323,0cyclictest0-21swapper/100:10:131
11323992323,0cyclictest0-21swapper/019:55:150
11329992222,0cyclictest0-21swapper/323:25:023
11329992222,0cyclictest0-21swapper/322:05:103
11329992222,0cyclictest0-21swapper/321:15:143
11329992220,1cyclictest18317-21munin-run19:25:003
11328992221,1cyclictest0-21swapper/219:25:012
11328992220,1cyclictest8050-21cron21:20:002
11328992220,1cyclictest16822-21apt-get23:55:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional