You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-01 - 15:46
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 50 highest latencies:
System rack2slot7.osadl.org (updated Mon Dec 01, 2025 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
69717399688,39cyclictest0-21swapper/012:18:190
69717399512,13cyclictest897000-21telnet12:33:030
69717399451,30cyclictest878490-21/usr/sbin/munin12:13:040
69717399400,24cyclictest0-21swapper/010:25:280
69717399392,4cyclictest842442-21nfs4_client11:28:100
697173993818,4cyclictest792707-21sendmail-msp10:26:140
69717399381,5cyclictest765485-21ssh09:53:020
697174993624,9cyclictest0-21swapper/111:38:071
69717399353,20cyclictest0-21swapper/009:58:040
69717399332,8cyclictest891489-21ssh12:26:420
697173993311,6cyclictest888674-21ntp_states12:23:090
697173993226,5cyclictest777482-21/usr/sbin/munin10:08:070
69717599317,17cyclictest619-21mta-sts-daemon11:46:082
697173993112,7cyclictest11050irq/107-eth%d11:48:150
697174993023,6cyclictest1007-21mta-sts-daemon12:06:101
69717399304,7cyclictest171rcu_preempt09:38:090
697175992921,6cyclictest0-21swapper/210:51:072
697173992927,1cyclictest840526-21sendmail-msp11:35:300
69717599279,14cyclictest759715-21apt-get09:46:102
697174992716,8cyclictest899605-21ssh12:35:391
697173992721,1cyclictest0-21swapper/010:47:050
697173992710,15cyclictest1006-21mta-sts-daemon11:43:110
697173992710,15cyclictest1006-21mta-sts-daemon11:43:110
69717499261,3cyclictest11050irq/107-eth%d12:12:171
69717399268,12cyclictest619-21mta-sts-daemon09:23:110
697173992623,2cyclictest0-21swapper/009:28:140
697173992619,5cyclictest759748-21sendmail-msp09:48:500
69717599252,17cyclictest619-21mta-sts-daemon12:07:582
69717599250,20cyclictest111788-21systemd-journal12:26:152
69717499256,12cyclictest1005-21mta-sts-daemon10:11:391
69717499255,15cyclictest846648-21/usr/sbin/munin11:33:121
69717399252,17cyclictest708945-21/usr/sbin/munin07:53:020
69717399252,16cyclictest0-21swapper/010:58:060
69717399251,20cyclictest872358-21sendmail-msp12:08:110
69717599243,15cyclictest850648-21ntpq11:38:072
697174992419,4cyclictest737034-21diskmemload10:26:131
69717399243,18cyclictest814997-21ld10:53:120
697173992414,8cyclictest828578-21latency_hist11:11:060
69717399241,19cyclictest757829-21ntpq09:43:100
69717599233,13cyclictest881954-21ssh12:16:092
697175992316,6cyclictest721143-21fschecks_time08:28:052
697175992311,10cyclictest768104-21ssh09:55:342
69717499236,4cyclictest11050irq/107-eth%d10:48:161
69717499233,15cyclictest720877-21aten2.4-expect08:28:021
69717399234,18cyclictest807693-21ssh10:43:440
697173992317,5cyclictest0-21swapper/012:43:030
69717399231,4cyclictest0-21swapper/009:33:090
112699230,4rtkit-daemon1125-21rtkit-daemon08:23:081
69717599228,12cyclictest840526-21sendmail-msp11:31:452
69717599222,10cyclictest11050irq/107-eth%d11:26:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional