You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-09-13 - 07:50
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 792 highest latencies:
System rackeslot4.osadl.org (updated Fri Sep 13, 2024 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3684135992517,1cyclictest191rcu_preempt23:06:451
3684135992421,2cyclictest3987740-21rred23:10:031
3684132992420,2cyclictest0-21swapper/023:10:010
3684135992319,2cyclictest3553373-21systemd-journal20:50:001
3684132992319,3cyclictest0-21swapper/021:45:000
3684142992217,3cyclictest0-21swapper/322:00:233
3684142992217,3cyclictest0-21swapper/322:00:223
3684142992216,4cyclictest3839036-21grep21:25:253
3684137992218,2cyclictest0-21swapper/223:35:002
3684137992118,2cyclictest3737559-21cron20:00:002
3684137992118,2cyclictest0-21swapper/222:30:002
3684135992118,2cyclictest3819515-21cron21:14:591
3684142992016,2cyclictest3966008-21cut22:55:153
3684142992014,4cyclictest0-21swapper/320:40:003
368413799206,3cyclictest3870344-21kworker/u8:4+nfsiod22:20:522
3684137992017,2cyclictest3907096-21turbostat.cron22:15:002
3684135992013,5cyclictest0-21swapper/122:00:011
3684142991915,3cyclictest4043727-21unixbench_multi23:45:263
3684135991915,2cyclictest3743562-21irqcore20:05:151
3684142991814,3cyclictest3817265-21unixbench_multi21:10:253
3684142991814,2cyclictest3721314-21latency_hist19:45:003
368414299181,14cyclictest3759047-21awk20:20:013
3684137991815,2cyclictest4007070-21nvmesmart_nvme023:20:232
3684137991814,3cyclictest3893248-21gltestperf22:05:152
3684137991814,3cyclictest3893248-21gltestperf22:05:142
3684137991814,2cyclictest0-21swapper/223:40:002
3684142991713,2cyclictest3689943-21sed19:15:153
368414299171,14cyclictest3553373-21systemd-journal19:30:003
3684137991714,2cyclictest4038689-21cron23:45:002
3684137991714,2cyclictest3962639-21ntp_kernel_pll_22:50:232
3684137991714,2cyclictest3877645-21idleruntime-cro21:54:592
3684135991713,2cyclictest0-21swapper/119:19:591
3684132991714,2cyclictest171ktimers/022:08:340
3684132991714,2cyclictest171ktimers/022:08:340
3684142991613,2cyclictest3742820-21munin-plugin-st20:05:013
3684142991612,3cyclictest3785993-21cpuspeed_turbos20:45:123
3684137991613,2cyclictest0-21swapper/219:55:002
3684137991612,3cyclictest3999771-21unixbench_singl23:15:232
3684137991612,3cyclictest3694182-21unixbench_singl19:15:242
3684137991610,4cyclictest3941310-21sshd22:35:302
3684135991613,2cyclictest3922017-21cpuspeed_turbos22:25:131
3684135991613,2cyclictest3780427-21cut20:40:001
3684135991613,2cyclictest3760302-21irqcore20:20:191
3684132991613,2cyclictest61450irq/128-enp0s29f1:rx-019:20:220
3684132991613,2cyclictest61450irq/128-enp0s29f1:rx-019:10:250
368414299159,4cyclictest3747873-21sshd20:07:353
368414299151,4cyclictest3715649-21awk19:40:003
3684142991513,1cyclictest615208-21kworker/3:0+events_power_efficient21:05:173
3684142991511,2cyclictest0-21swapper/320:30:003
3684137991513,1cyclictest3977209-21kworker/u8:0-rpciod23:07:062
3684137991512,2cyclictest3977209-21kworker/u8:0-ext4-rsv-conversion23:15:012
3684137991512,2cyclictest3720935-21cron19:45:002
3684137991512,2cyclictest0-21swapper/200:30:162
3684137991512,1cyclictest0-21swapper/220:10:002
3684137991511,2cyclictest0-21swapper/222:15:152
3684137991511,2cyclictest0-21swapper/200:25:002
368413599155,2cyclictest3553373-21systemd-journal20:20:011
3684135991513,1cyclictest3753782-21turbostat.cron20:15:001
3684135991513,1cyclictest3737849-21cpu20:00:141
3684135991512,2cyclictest0-21swapper/123:45:131
3684135991511,2cyclictest0-21swapper/119:45:001
3684132991513,2cyclictest61450irq/128-enp0s29f1:rx-020:17:000
3684132991513,1cyclictest3796143-21latency_hist20:55:000
3684132991512,2cyclictest62250irq/129-enp0s29f1:tx-020:00:240
3684132991512,2cyclictest61450irq/128-enp0s29f1:rx-021:00:230
3684132991512,2cyclictest61450irq/128-enp0s29f1:rx-020:55:150
3684132991512,2cyclictest61450irq/128-enp0s29f1:rx-020:09:170
3684132991512,2cyclictest61450irq/128-enp0s29f1:rx-019:55:210
3684132991512,2cyclictest0-21swapper/019:19:590
368414299148,4cyclictest3785526-21sshd20:43:303
368414299147,5cyclictest3553373-21systemd-journal20:31:313
3684142991411,2cyclictest3806058-21needreboot21:00:183
368413799145,1cyclictest191rcu_preempt22:04:142
368413799145,1cyclictest191rcu_preempt22:04:142
3684137991412,1cyclictest4087379-21cut00:15:232
3684137991412,1cyclictest4047258-21irqcore23:50:182
3684137991411,2cyclictest3958074-21systemd-run22:50:012
3684137991411,2cyclictest3944111-21gltestperf22:40:142
3684137991411,2cyclictest3801828-21idleruntime-cro21:00:012
3684137991410,3cyclictest401ktimers/223:03:202
3684137991410,2cyclictest0-21swapper/221:45:232
3684137991410,2cyclictest0-21swapper/220:45:162
368413599149,3cyclictest0-21swapper/121:10:001
368413599143,7cyclictest301rcuc/119:55:011
3684135991411,2cyclictest3769700-21latency_hist20:30:001
368413599140,3cyclictest4119117-21munin-run00:40:001
368413799139,3cyclictest4073147-21timerwakeupswit00:05:262
368413799139,3cyclictest3831821-21unixbench_singl21:20:262
368413799139,3cyclictest3688854-21unixbench_multi19:10:242
368413799139,2cyclictest3968149-21kthreadcore22:55:182
368413799139,2cyclictest0-21swapper/221:25:152
368413799137,5cyclictest0-21swapper/222:35:002
368413799137,4cyclictest3844922-21cut21:30:182
3684137991312,1cyclictest401ktimers/223:49:272
3684137991312,1cyclictest401ktimers/200:11:172
3684137991311,1cyclictest0-21swapper/221:17:262
3684137991311,1cyclictest0-21swapper/220:25:142
3684137991310,2cyclictest4097932-21ssh00:25:162
3684137991310,2cyclictest4054036-21grep23:55:152
3684137991310,2cyclictest0-21swapper/222:00:002
368413799130,12cyclictest0-21swapper/220:54:552
368413599139,3cyclictest3705740-21tail19:30:131
368413599138,4cyclictest0-21swapper/120:30:161
3684135991311,1cyclictest3805060-21kthreadcore21:00:171
368413299131,5cyclictest3720933-21idleruntime-cro19:45:000
3684132991310,2cyclictest61450irq/128-enp0s29f1:rx-020:35:120
3684132991310,2cyclictest61450irq/128-enp0s29f1:rx-020:20:200
3684132991310,2cyclictest0-21swapper/020:30:140
368413799129,2cyclictest4014691-21head23:25:272
368413799129,2cyclictest3756441-21kthreadcore20:15:162
368413799129,2cyclictest0-21swapper/220:40:152
368413799128,3cyclictest401ktimers/221:12:072
368413799128,3cyclictest0-21swapper/219:35:142
368413799128,2cyclictest0-21swapper/200:00:132
368413799122,2cyclictest191rcu_preempt19:45:122
3684137991211,1cyclictest401ktimers/200:39:262
3684137991210,1cyclictest3809806-21kthreadcore21:05:182
3684137991210,1cyclictest0-21swapper/221:35:202
368413599129,2cyclictest0-21swapper/120:55:001
368413599127,4cyclictest311ktimers/119:25:101
368413599120,2cyclictest3785189-21grep20:40:271
368413599120,2cyclictest191rcu_preempt20:55:151
368413299126,5cyclictest3764537-21apt-get20:25:110
3684132991210,1cyclictest3728241-21kworker/u8:0-writeback20:10:160
368413799118,2cyclictest3775728-21gltestperf20:35:142
368413799118,2cyclictest0-21swapper/220:35:012
368413799118,2cyclictest0-21swapper/220:20:172
368413799117,3cyclictest401ktimers/221:00:112
368413799110,3cyclictest36973281kthreadcore19:20:192
368413799100,3cyclictest3738325-21sed20:00:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional