You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-20 - 03:25
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 Thu Nov 20, 2025 00:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3566782996023,11cyclictest3677948-21ssh22:46:010
356678299473,5cyclictest0-21swapper/023:32:590
3566782994222,12cyclictest0-21swapper/023:47:120
356678299382,31cyclictest3566735-21munin-run19:15:560
356678499371,7cyclictest3733118-21ssh23:46:002
3566783993721,4cyclictest171rcu_preempt00:01:001
356678299362,23cyclictest0-21swapper/022:37:570
3566782993617,9cyclictest0-21swapper/023:58:000
356678399355,6cyclictest3675547-21ssh22:43:071
3566782993530,2cyclictest0-21swapper/022:52:590
356678299327,14cyclictest0-21swapper/021:58:040
356678299322,15cyclictest3623375-21sendmail-msp21:47:510
3566782993211,20cyclictest0-21swapper/022:27:550
356678499312,4cyclictest3702835-21ntpq23:13:042
112699310,3rtkit-daemon1125-21rtkit-daemon21:18:571
356678299302,25cyclictest3630100-21ntpq21:53:040
3566782993021,1cyclictest0-21swapper/021:17:550
356678299301,3cyclictest69-21kswapd020:31:030
356678299300,0cyclictest69-21kswapd000:00:590
3566784992913,10cyclictest0-21swapper/200:33:102
356678299292,3cyclictest3698343-21ntpq23:08:040
3566782992918,4cyclictest3693663-21ssh23:03:020
356678299291,26cyclictest0-21swapper/021:38:010
3566783992826,1cyclictest261rcuc/122:05:561
356678299288,12cyclictest3716738-21/usr/sbin/munin23:28:130
356678299281,7cyclictest3570245-21tail19:57:540
356678399272,4cyclictest171rcu_preempt20:33:081
356678299273,2cyclictest3775478-21ntpq00:33:100
356678299271,5cyclictest3666061-21/usr/sbin/munin22:33:060
356678299271,3cyclictest3571723-21grep20:03:010
356678299271,20cyclictest0-21swapper/022:17:590
112699270,1rtkit-daemon0-21swapper/200:19:491
356678499266,18cyclictest3679036-21/usr/sbin/munin22:47:562
356678399264,13cyclictest3652688-21/usr/sbin/munin22:18:051
356678299268,13cyclictest3752075-21ssh00:06:040
356678299265,16cyclictest3604960-21ssh21:25:020
356678299262,23cyclictest3576692-21fschecks_time20:18:000
3566782992622,3cyclictest3572854-21sendmail-msp20:08:050
356678299261,5cyclictest3596137-21grep21:13:110
356678299261,3cyclictest3742252-21sort23:55:560
356678299261,3cyclictest0-21swapper/023:23:020
356678299260,3cyclictest3696030-21sendmail-msp23:15:020
356678399256,4cyclictest3751784-21sendmail-msp00:06:021
356678399252,7cyclictest171rcu_preempt20:53:061
356678299253,20cyclictest3586380-21sendmail-msp20:49:020
356678299252,22cyclictest3578344-21cut20:23:010
356678299252,20cyclictest3773269-21systemd-run00:30:590
3566782992516,2cyclictest3642687-21/usr/sbin/munin22:07:570
356678299251,5cyclictest111788-21systemd-journal19:35:560
356678299251,3cyclictest3656509-21cut22:22:580
356678299251,3cyclictest3607741-21ntp_kernel_pll_21:28:060
356678299251,3cyclictest3607741-21ntp_kernel_pll_21:28:060
356678299251,22cyclictest3728361-21grep23:40:570
356678299250,3cyclictest3639677-21unixbench_singl22:03:100
356678299250,2cyclictest0-21swapper/000:20:560
356678299250,22cyclictest3575056-21fschecks_time20:13:020
3566784992418,5cyclictest3602710-21cut21:22:572
3566784992416,4cyclictest351ktimers/222:51:192
356678399248,8cyclictest3666086-21ld22:33:071
356678399242,19cyclictest111788-21systemd-journal19:51:291
3566783992410,3cyclictest11050irq/107-eth%d23:34:021
356678299244,14cyclictest0-21swapper/000:13:080
356678299243,4cyclictest3612175-21ntpq21:33:020
356678299243,2cyclictest3580041-21cut20:27:590
356678299243,1cyclictest0-21swapper/022:58:000
356678299242,4cyclictest3585314-21grep20:42:590
356678299242,1cyclictest0-21swapper/022:13:070
3566782992421,2cyclictest3785174-21sendmail00:45:560
356678299241,6cyclictest3677823-21latency_hist22:45:560
356678299241,6cyclictest3569080-21fschecks_time19:54:020
356678299241,5cyclictest3779592-21ntpq00:38:040
356678299240,1cyclictest3620915-21ssh21:42:590
356678499236,15cyclictest2243333-21munin-node22:30:562
356678499234,16cyclictest3638570-21cut22:03:002
356678499233,16cyclictest3718736-21latency_hist23:30:572
3566784992319,3cyclictest3580006-21fschecks_time20:27:592
3566784992311,8cyclictest3771577-21xargs00:28:112
356678399234,11cyclictest3605512-21sendmail-msp21:28:061
356678399234,11cyclictest3605512-21sendmail-msp21:28:061
356678399232,18cyclictest3779594-21ssh00:38:041
356678299234,2cyclictest3590349-21gltestperf20:57:560
356678299233,19cyclictest3588580-21grep20:53:020
356678299233,16cyclictest3567673-21latency_hist19:30:570
356678299231,6cyclictest3592475-21ps21:03:040
356678299231,4cyclictest3568697-21grep19:51:000
356678299231,21cyclictest3706658-21head23:17:570
356678299231,20cyclictest3730663-21ssh23:43:010
356678299231,19cyclictest0-21swapper/000:23:330
356678499229,10cyclictest36-21ksoftirqd/222:38:032
356678499225,13cyclictest0-21swapper/221:18:032
3566784992212,6cyclictest3616888-21sh21:38:072
356678399221,7cyclictest3707362-21gcc23:18:031
3566783992211,9cyclictest3659309-21sendmail-msp22:27:551
112699220,1rtkit-daemon0-21swapper/121:09:361
356678499216,10cyclictest3718640-21apt-get23:31:002
3566784992118,2cyclictest3611948-21latency21:33:002
3566784992113,5cyclictest0-21swapper/223:23:022
356678399217,13cyclictest3679089-21ssh22:47:561
356678399212,8cyclictest171rcu_preempt20:30:581
356678299212,2cyclictest3583534-21cpuspeed20:37:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional