You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-07-08 - 13:06
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
Characteristics of the 100 highest latencies:
System rackcslot4.osadl.org (updated Tue Jul 08, 2025 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25298902341300,27sleep10-21swapper/119:08:461
25297262327286,26sleep00-21swapper/019:06:590
25470522580,3sleep10-21swapper/119:50:201
253014099563,8cyclictest2607730-21apt-get21:50:150
125899550,4rtkit-daemon1257-21rtkit-daemon22:06:480
25809832540,4sleep10-21swapper/121:13:111
253014099543,11cyclictest2721614-21apt-get00:25:150
125899530,4rtkit-daemon1257-21rtkit-daemon19:43:080
125899520,4rtkit-daemon1257-21rtkit-daemon21:00:581
253014099482,8cyclictest2655775-21apt-get22:55:140
27062842470,3sleep12530134-21cyclictest00:03:571
26469222430,4sleep00-21swapper/022:43:160
125899410,7rtkit-daemon2589476-21apt-get21:25:161
2530140994014,10cyclictest2550403-21apt-get20:00:160
125899390,3rtkit-daemon0-21swapper/021:23:450
253014099383,9cyclictest2593102-21apt-get21:30:140
253014099383,8cyclictest2629460-21apt-get22:20:140
253014099382,9cyclictest2695701-21apt-get23:50:150
253014099382,15cyclictest2706766-21python300:05:010
125899380,3rtkit-daemon0-21swapper/019:25:260
125899380,3rtkit-daemon0-21swapper/019:25:250
125899380,14rtkit-daemon0-21swapper/123:12:331
2530140993712,7cyclictest63750irq/132-enp2s000:35:180
125899370,3rtkit-daemon0-21swapper/122:52:340
125899370,3rtkit-daemon0-21swapper/120:31:501
125899370,3rtkit-daemon0-21swapper/100:27:451
253014099363,10cyclictest2622200-21apt-get22:10:170
125899360,8rtkit-daemon2565136-21grep20:35:220
125899360,3rtkit-daemon0-21swapper/121:07:351
125899360,3rtkit-daemon0-21swapper/120:38:171
125899360,3rtkit-daemon0-21swapper/023:55:550
125899350,4rtkit-daemon1257-21rtkit-daemon23:38:551
125899350,3rtkit-daemon1257-21rtkit-daemon22:56:101
125899350,3rtkit-daemon0-21swapper/023:49:200
125899350,3rtkit-daemon0-21swapper/022:27:401
125899350,3rtkit-daemon0-21swapper/021:42:150
125899350,3rtkit-daemon0-21swapper/021:29:560
125899350,3rtkit-daemon0-21swapper/019:37:521
253014099343,8cyclictest2540612-21apt-get19:35:140
253014099342,8cyclictest2625928-21apt-get22:15:180
253014099342,5cyclictest2684532-21apt-get23:35:130
125899340,4rtkit-daemon1257-21rtkit-daemon23:18:330
125899340,4rtkit-daemon1257-21rtkit-daemon22:34:001
125899340,4rtkit-daemon1257-21rtkit-daemon21:38:330
125899340,4rtkit-daemon1257-21rtkit-daemon19:49:080
125899340,3rtkit-daemon0-21swapper/120:28:200
125899340,3rtkit-daemon0-21swapper/023:47:591
125899340,3rtkit-daemon0-21swapper/020:11:320
125899340,3rtkit-daemon0-21swapper/019:51:140
125899340,3rtkit-daemon0-21swapper/019:20:441
253014099333,9cyclictest2673646-21apt-get23:20:140
253014099333,7cyclictest2720958-21python300:25:010
253014099332,9cyclictest2556247-21apt-get20:15:130
125899330,5rtkit-daemon2606176-21ssh21:47:091
125899330,4rtkit-daemon1257-21rtkit-daemon22:47:581
125899330,4rtkit-daemon1257-21rtkit-daemon21:54:591
125899330,4rtkit-daemon1257-21rtkit-daemon21:45:340
125899330,4rtkit-daemon1257-21rtkit-daemon19:58:020
125899330,3rtkit-daemon1257-21rtkit-daemon19:21:040
253014099322,8cyclictest2710634-21apt-get00:10:160
125899320,4rtkit-daemon1257-21rtkit-daemon21:35:491
125899320,15rtkit-daemon2585164-21rm21:19:041
253014099313,9cyclictest2578367-21apt-get21:10:150
253014099312,9cyclictest2570457-21apt-get20:50:140
253014099312,10cyclictest2659290-21apt-get23:00:120
125899310,4rtkit-daemon1257-21rtkit-daemon20:28:411
125899310,3rtkit-daemon1257-21rtkit-daemon19:34:190
125899310,3rtkit-daemon1257-21rtkit-daemon19:11:120
125899310,3rtkit-daemon0-21swapper/123:14:450
125899310,3rtkit-daemon0-21swapper/121:59:050
253014099303,7cyclictest2713853-21apt-get00:15:150
253014099301,13cyclictest2640838-21apt-get22:35:160
125899300,3rtkit-daemon0-21swapper/122:34:260
125899300,3rtkit-daemon0-21swapper/100:07:370
125899300,3rtkit-daemon0-21swapper/023:26:501
125899290,3rtkit-daemon0-21swapper/022:06:281
125899290,3rtkit-daemon0-21swapper/020:50:441
253014599289,17cyclictest828-21runrttasks00:05:361
253014599287,4cyclictest26-21ksoftirqd/121:40:171
2530145992810,12cyclictest2663013-21apt-get23:05:141
253014099282,9cyclictest2568508-21apt-get20:45:130
125899280,3rtkit-daemon1257-21rtkit-daemon19:34:131
125899280,3rtkit-daemon0-21swapper/120:55:040
125899280,3rtkit-daemon0-21swapper/019:48:291
125899280,1rtkit-daemon1257-21rtkit-daemon00:35:591
2530145992611,9cyclictest2629460-21apt-get22:20:151
253014599260,20cyclictest2688248-21apt-get23:40:171
125899260,3rtkit-daemon0-21swapper/021:33:191
125899260,21rtkit-daemon2530134-21cyclictest23:50:271
125899260,1rtkit-daemon1257-21rtkit-daemon23:26:420
253014599252,15cyclictest2558219-21apt-get20:20:131
253014599250,6cyclictest0-21swapper/122:36:071
253014599250,20cyclictest2530264-21apt-get19:10:131
2530140992510,10cyclictest2576326-21apt-get21:05:140
125899250,21rtkit-daemon0-21swapper/022:00:280
125899250,20rtkit-daemon2530134-21cyclictest23:17:431
125899250,1rtkit-daemon1257-21rtkit-daemon22:53:531
125899250,1rtkit-daemon1257-21rtkit-daemon20:24:270
253014599245,17cyclictest0-21swapper/100:00:031
253014599243,15cyclictest2572409-21apt-get20:55:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional