You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-26 - 11:40
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 100 highest latencies:
System rack2slot7.osadl.org (updated Wed Nov 26, 2025 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3598452997438,23cyclictest3770370-21ssh23:46:050
359845299545,36cyclictest0-21swapper/023:08:420
359845299462,24cyclictest3700022-21munin-run22:26:010
359845299444,24cyclictest0-21swapper/023:43:030
359845299381,21cyclictest0-21swapper/023:21:530
3598454993724,8cyclictest3769752-21apt-get23:46:062
3598453993522,8cyclictest764-21rs:main1
359845499345,8cyclictest0-21swapper/200:18:032
359845399327,6cyclictest171rcu_preempt23:58:061
359845299324,6cyclictest0-21swapper/000:15:270
359845299322,3cyclictest3717496-21ssh22:46:020
3598452993220,11cyclictest1006-21mta-sts-daemon22:13:590
359845299313,6cyclictest0-21swapper/023:54:340
359845299312,26cyclictest0-21swapper/021:43:040
3598452993120,1cyclictest0-21swapper/022:18:100
3598453992920,8cyclictest3598451-21cyclictest00:26:051
359845299297,15cyclictest619-21mta-sts-daemon00:33:070
359845299294,20cyclictest111788-21systemd-journal23:13:100
359845299292,9cyclictest3792481-21apt-config00:11:020
3598454992818,7cyclictest0-21swapper/200:26:052
359845399281,11cyclictest3804803-21ssh00:26:011
359845399274,10cyclictest171rcu_preempt22:33:051
3598453992716,9cyclictest0-21swapper/122:13:021
359845299273,15cyclictest58-21kcompactd021:31:060
359845299272,22cyclictest3798602-21/usr/sbin/munin00:18:030
3598454992611,2cyclictest11050irq/107-eth%d20:48:082
359845399263,17cyclictest11050irq/107-eth%d23:46:071
3598452992624,1cyclictest3713214-21ssh22:41:010
359845399253,6cyclictest171rcu_preempt22:38:051
359845399253,5cyclictest171rcu_preempt23:18:081
359845399252,5cyclictest171rcu_preempt21:53:121
359845299250,23cyclictest3646389-21ssh21:24:340
359845299250,16cyclictest3628410-21kworker/u8:1+rpciod20:53:000
3598454992412,7cyclictest259-21jbd2/mmcblk0p2-800:11:022
3598453992417,5cyclictest0-21swapper/123:51:511
359845299249,11cyclictest3700044-21sendmail-msp22:27:590
3598452992411,7cyclictest0-21swapper/021:53:090
359845299240,2cyclictest3666659-21cut21:48:030
359845399238,13cyclictest0-21swapper/120:41:041
359845399234,4cyclictest171rcu_preempt00:15:271
3598452992317,1cyclictest0-21swapper/000:23:080
359845299231,21cyclictest3625836-21ntpq20:38:060
359845299230,2cyclictest3780724-21cut23:58:020
359845499229,6cyclictest11050irq/107-eth%d00:03:072
359845499228,2cyclictest11050irq/107-eth%d22:27:592
359845499223,14cyclictest3745905-21ntpq23:18:082
359845499222,6cyclictest3792900-21ssh00:11:102
3598454992214,5cyclictest0-21swapper/223:33:052
359845399225,12cyclictest619-21mta-sts-daemon00:06:111
3598453992216,5cyclictest0-21swapper/100:33:051
3598452992220,1cyclictest0-21swapper/023:31:020
359845299221,21cyclictest0-21swapper/022:08:090
359845299221,21cyclictest0-21swapper/022:08:090
359845299220,16cyclictest3616552-21cron20:11:010
359845499214,15cyclictest3735086-21sendmail-msp23:07:062
359845499214,13cyclictest3682328-21sendmail-msp22:13:592
3598454992116,3cyclictest3710289-21fschecks_count22:38:012
359845399212,15cyclictest3617073-21cut20:13:051
359845399212,13cyclictest619-21mta-sts-daemon21:31:061
3598453992118,2cyclictest3721903-21cron22:51:011
359845399211,6cyclictest171rcu_preempt00:38:071
359845299219,6cyclictest3640308-21/usr/sbin/munin21:18:030
359845299219,0cyclictest0-21swapper/022:53:070
359845299217,6cyclictest3598406-21munin-run19:16:010
3598452992121,0cyclictest0-21swapper/019:58:060
3598452992119,1cyclictest0-21swapper/021:28:390
359845299211,12cyclictest0-21swapper/021:41:010
359845499202,10cyclictest11050irq/107-eth%d21:03:062
359845399202,17cyclictest3665949-21ssh21:47:251
359845299205,8cyclictest11050irq/107-eth%d23:38:050
359845499196,10cyclictest3728524-21ntpq22:58:052
359845499195,8cyclictest3649448-21ntpq21:28:062
359845499192,15cyclictest3601774-21munin-run19:26:012
359845499192,15cyclictest1005-21mta-sts-daemon20:41:042
3598454991915,1cyclictest0-21swapper/223:13:082
359845399193,11cyclictest3682304-21awk22:06:011
359845399193,10cyclictest3600595-21fschecks_count19:23:001
359845399192,8cyclictest259-21jbd2/mmcblk0p2-822:06:021
359845399192,8cyclictest259-21jbd2/mmcblk0p2-822:06:021
359845399192,16cyclictest3606858-21cat19:41:011
3598452991913,2cyclictest0-21swapper/022:58:370
359845499185,11cyclictest3693609-21/usr/sbin/munin22:18:062
359845499183,14cyclictest3684633-21ssh22:08:102
359845499183,14cyclictest3684633-21ssh22:08:102
359845499182,10cyclictest3726552-21grep22:56:012
359845499181,2cyclictest0-21swapper/223:58:042
3598454991812,3cyclictest0-21swapper/222:48:082
359845399184,9cyclictest11050irq/107-eth%d00:18:071
359845399182,12cyclictest3621522-21sendmail-msp20:33:091
359845399181,4cyclictest171rcu_preempt21:58:051
3598453991812,4cyclictest3739404-21cat23:11:021
3598453991810,6cyclictest0-21swapper/122:17:591
359845299186,4cyclictest11050irq/107-eth%d20:19:180
359845299186,2cyclictest0-21swapper/023:03:070
359845299183,8cyclictest3718832-21/usr/sbin/munin22:47:580
359845299183,13cyclictest3700044-21sendmail-msp22:33:070
3598452991818,0cyclictest0-21swapper/019:48:040
3598452991816,1cyclictest3806462-21grep00:28:040
3598452991812,2cyclictest3752503-21sendmail-msp23:26:020
359845299181,14cyclictest3632281-21fschecks_count20:58:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional