You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-05 - 04:37
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 Fri Dec 05, 2025 00:44:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6308993030,0cyclictest29014-21apt-get22:15:101
630899300,29cyclictest11467-21sh23:55:001
630499300,29cyclictest609-21dbus-daemon22:30:010
6310992927,1cyclictest303-21systemd-journal00:35:013
6310992927,1cyclictest0-21swapper/321:20:013
631099290,28cyclictest3600-21apt-get22:30:163
631099290,1cyclictest9432-21apt-get23:50:123
631099290,1cyclictest8278-21apt-get22:40:153
631099290,1cyclictest0-21swapper/320:40:013
630999290,28cyclictest19676-21cron23:05:002
630999290,28cyclictest0-21swapper/223:35:142
630999290,28cyclictest0-21swapper/222:55:142
630899290,28cyclictest0-21swapper/123:40:131
630899290,1cyclictest14397-21cron21:45:001
630499290,28cyclictest5368-21apt-get21:25:150
630499290,28cyclictest0-21swapper/021:30:180
630499290,28cyclictest0-21swapper/020:00:140
630499290,28cyclictest0-21swapper/019:20:110
6310992827,1cyclictest17019-21apt-get21:50:123
631099280,27cyclictest0-21swapper/321:05:153
631099280,0cyclictest29935-21apt-get20:00:023
6309992827,1cyclictest23793-21apt-get20:55:142
6309992826,1cyclictest16471-21sendmail-msp20:40:002
630999280,28cyclictest0-21swapper/223:45:032
630999280,28cyclictest0-21swapper/219:45:142
630999280,27cyclictest9767-21apt-get20:25:122
630999280,0cyclictest0-21swapper/222:40:152
630899280,27cyclictest0-21swapper/120:45:121
6304992828,0cyclictest0-21swapper/000:25:170
6304992827,1cyclictest10938-21sendmail-msp19:20:000
630499280,27cyclictest0-21swapper/022:20:130
6310992727,0cyclictest0-21swapper/319:10:133
6310992726,1cyclictest27889-21apt-get19:55:153
6310992725,1cyclictest27617-21perf19:55:013
6309992727,0cyclictest5923-21apt-get22:35:142
6309992727,0cyclictest0-21swapper/221:15:132
6309992727,0cyclictest0-21swapper/220:05:012
6308992727,0cyclictest0-21swapper/121:25:141
6308992727,0cyclictest0-21swapper/120:30:181
6308992726,1cyclictest19402-21apt-get21:55:161
6308992724,2cyclictest373-21perf21:15:001
630899270,0cyclictest0-21swapper/120:10:141
6304992727,0cyclictest0-21swapper/023:35:000
6304992727,0cyclictest0-21swapper/022:05:140
630499270,0cyclictest30784-21apt-get21:10:110
6310992626,0cyclictest0-21swapper/321:45:153
6310992625,1cyclictest0-21swapper/322:10:143
6309992625,1cyclictest28241-21munin-run00:30:022
6308992626,0cyclictest20914-21apt-get19:40:121
6308992626,0cyclictest0-21swapper/123:05:141
6304992626,0cyclictest0-21swapper/021:40:120
6309992525,0cyclictest28462-21apt-get21:05:152
6309992525,0cyclictest0-21swapper/223:50:122
6309992525,0cyclictest0-21swapper/220:20:132
6308992525,0cyclictest0-21swapper/123:55:141
6308992525,0cyclictest0-21swapper/123:15:131
6308992525,0cyclictest0-21swapper/121:35:111
6308992525,0cyclictest0-21swapper/119:25:111
6308992525,0cyclictest0-21swapper/119:15:121
6308992525,0cyclictest0-21swapper/119:15:011
6308992525,0cyclictest0-21swapper/100:00:141
6304992525,0cyclictest0-21swapper/023:25:130
6304992525,0cyclictest0-21swapper/021:20:130
6310992424,0cyclictest22303-21apt-get23:10:173
6310992424,0cyclictest0-21swapper/322:50:133
6310992424,0cyclictest0-21swapper/319:35:133
6310992424,0cyclictest0-21swapper/319:35:133
6310992424,0cyclictest0-21swapper/319:25:123
6308992424,0cyclictest0-21swapper/123:35:041
6308992424,0cyclictest0-21swapper/123:00:131
6308992424,0cyclictest0-21swapper/119:35:131
6308992424,0cyclictest0-21swapper/119:35:121
6308992424,0cyclictest0-21swapper/100:35:031
6304992424,0cyclictest0-21swapper/023:20:130
6304992424,0cyclictest0-21swapper/020:15:130
6309992323,0cyclictest0-21swapper/222:30:162
6308992323,0cyclictest0-21swapper/100:30:141
6308992321,1cyclictest10315-21awk22:45:011
6308992320,2cyclictest1235-21idleruntime-cro23:35:011
6304992323,0cyclictest0-21swapper/022:55:150
6310992222,0cyclictest0-21swapper/322:55:153
6310992222,0cyclictest0-21swapper/300:10:143
6310992221,0cyclictest0-21swapper/323:35:143
6309992222,0cyclictest0-21swapper/222:10:132
6309992221,1cyclictest626-21gdbus00:35:022
6309992221,0cyclictest14698-21apt-get21:45:162
630899223,4cyclictest22-21ksoftirqd/121:15:171
6308992222,0cyclictest22-21ksoftirqd/121:33:111
6308992222,0cyclictest11231-21apt-get19:20:111
6308992222,0cyclictest0-21swapper/122:25:141
6308992222,0cyclictest0-21swapper/120:00:151
6304992220,1cyclictest0-21swapper/019:15:010
6304992220,1cyclictest0-21swapper/000:00:000
6310992121,0cyclictest0-21swapper/321:10:123
6309992121,0cyclictest0-21swapper/221:50:122
6309992121,0cyclictest0-21swapper/219:55:152
6309992121,0cyclictest0-21swapper/219:10:132
6308992121,0cyclictest0-21swapper/121:20:121
6304992118,2cyclictest20161-21snmpd21:55:150
6310992020,0cyclictest0-21swapper/320:55:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional