You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-30 - 11:57
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 30, 2025 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11946993130,1cyclictest28-21ksoftirqd/200:20:022
1194399300,29cyclictest27874-21cron23:10:011
1194399300,29cyclictest14213-21awk19:15:011
1194199300,29cyclictest7455-21awk23:35:010
1194199300,29cyclictest13017-21cron21:30:000
1195199290,29cyclictest31698-21apt-get21:00:143
1195199290,28cyclictest609-21dbus-daemon19:15:003
1195199290,28cyclictest303-21systemd-journal23:10:003
11946992927,1cyclictest8078-21apt-get20:10:162
11946992927,1cyclictest609-21dbus-daemon20:40:002
1194399290,28cyclictest0-21swapper/121:00:131
11951992827,1cyclictest8659-21apt-get21:20:133
11951992826,1cyclictest12134-21cron23:45:013
1195199280,0cyclictest0-21swapper/321:35:133
11946992828,0cyclictest24199-21apt-get00:10:142
1194699280,0cyclictest27307-21apt-get22:00:142
11943992826,1cyclictest12135-21idleruntime-cro23:45:001
1194399280,28cyclictest0-21swapper/123:15:141
11941992828,0cyclictest18900-21apt-get19:25:010
11941992827,0cyclictest0-21swapper/022:55:030
11941992826,1cyclictest609-21dbus-daemon23:05:010
11941992825,2cyclictest19441-21cron20:35:000
1194199280,28cyclictest0-21swapper/023:05:120
1194199280,28cyclictest0-21swapper/022:45:150
1194199280,28cyclictest0-21swapper/022:25:110
1194199280,27cyclictest0-21swapper/022:15:150
1194199280,0cyclictest3987-21apt-get21:10:150
1194199280,0cyclictest0-21swapper/022:10:130
1194199280,0cyclictest0-21swapper/021:50:130
1194199280,0cyclictest0-21swapper/019:55:140
11951992727,0cyclictest0-21swapper/323:55:123
11951992727,0cyclictest0-21swapper/323:25:153
11951992727,0cyclictest0-21swapper/320:10:163
11951992726,1cyclictest24959-21apt-get21:55:133
1195199270,27cyclictest0-21swapper/320:45:143
1195199270,27cyclictest0-21swapper/320:35:123
1195199270,0cyclictest0-21swapper/323:15:143
11946992727,0cyclictest26725-21apt-get20:50:132
11946992727,0cyclictest0-21swapper/222:40:132
11946992727,0cyclictest0-21swapper/221:55:122
11946992725,1cyclictest9797-21sh23:40:022
11946992725,1cyclictest29354-21apt-get20:55:142
1194699270,27cyclictest1914-21apt-get22:15:152
11943992727,0cyclictest3090-21apt-get23:25:141
11943992727,0cyclictest17072-21apt-get23:55:131
11943992727,0cyclictest0-21swapper/121:20:141
1194399270,27cyclictest0-21swapper/120:45:141
1194399270,27cyclictest0-21swapper/120:35:131
1194399270,0cyclictest0-21swapper/121:35:121
11941992727,0cyclictest0-21swapper/023:50:140
11941992727,0cyclictest0-21swapper/019:35:150
11941992727,0cyclictest0-21swapper/000:30:130
11941992726,0cyclictest0-21swapper/000:35:140
1194199270,0cyclictest0-21swapper/020:40:140
11951992624,1cyclictest20268-21cron22:55:013
11946992626,0cyclictest26477-21apt-get19:40:142
11946992626,0cyclictest0-21swapper/222:50:142
11946992626,0cyclictest0-21swapper/220:34:592
11943992626,0cyclictest0-21swapper/121:55:131
11943992626,0cyclictest0-21swapper/120:10:151
11943992624,2cyclictest20279-21sh22:55:011
11951992524,1cyclictest7820-21munin-run20:10:013
11951992524,1cyclictest0-21swapper/300:10:133
11946992525,0cyclictest362-21apt-get23:20:132
11946992525,0cyclictest362-21apt-get23:20:132
11946992525,0cyclictest15916-21apt-get22:45:142
11946992522,2cyclictest6027-21cron21:15:002
11943992525,0cyclictest0-21swapper/121:40:131
11943992524,1cyclictest20868-21apt-get22:55:151
11943992524,1cyclictest0-21swapper/120:10:011
11943992524,0cyclictest0-21swapper/121:15:131
11941992525,0cyclictest0-21swapper/020:15:140
11941992525,0cyclictest0-21swapper/019:50:140
11951992424,0cyclictest0-21swapper/322:55:143
11951992424,0cyclictest0-21swapper/321:15:123
11951992424,0cyclictest0-21swapper/320:20:153
11951992424,0cyclictest0-21swapper/300:25:163
11951992423,0cyclictest28773-21apt-get20:55:023
11946992424,0cyclictest0-21swapper/221:45:142
11946992424,0cyclictest0-21swapper/220:20:012
11946992424,0cyclictest0-21swapper/219:45:142
11946992424,0cyclictest0-21swapper/219:15:162
11943992424,0cyclictest0-21swapper/120:20:151
11943992423,1cyclictest0-21swapper/120:55:011
11941992424,0cyclictest0-21swapper/023:10:130
11941992424,0cyclictest0-21swapper/020:00:160
11941992423,1cyclictest28781-21perf20:55:000
11941992423,1cyclictest17991-21apt-get21:40:130
11951992323,0cyclictest0-21swapper/319:50:133
11951992321,1cyclictest10977-21munin-run22:35:013
11946992323,0cyclictest0-21swapper/222:30:122
11946992322,1cyclictest0-21swapper/221:45:012
11943992323,0cyclictest31120-21apt-get19:50:141
11943992323,0cyclictest0-21swapper/100:25:151
11943992323,0cyclictest0-21swapper/100:10:141
11943992321,1cyclictest10971-21perf22:35:001
11941992323,0cyclictest0-21swapper/023:20:120
11941992323,0cyclictest0-21swapper/023:20:120
11941992323,0cyclictest0-21swapper/000:20:130
11951992222,0cyclictest0-21swapper/323:45:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional