You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-04-02 - 08:21
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 50 highest latencies:
System rack3slot0.osadl.org (updated Wed Apr 02, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
55121050,1sleep10-21swapper/118:58:051
133262940,1sleep113327-21bash00:11:501
133262940,1sleep113327-21bash00:11:501
324842910,1sleep60-21swapper/618:58:026
170625226,9sleep70-21swapper/718:58:127
3192525026,8sleep00-21swapper/018:57:490
263372500,0sleep50-21swapper/521:43:465
205125027,8sleep50-21swapper/519:02:355
167762470,0sleep70-21swapper/700:15:007
62202450,0sleep1241ktimersoftd/123:45:151
300232450,0sleep20-21swapper/200:13:112
321352440,0sleep40-21swapper/421:55:144
22732440,1sleep52268-21bash23:01:225
176032440,0sleep40-21swapper/422:43:194
68632430,0sleep60-21swapper/600:26:056
249962430,1sleep21-21systemd22:13:462
170392430,0sleep70-21swapper/722:24:087
170392430,0sleep70-21swapper/722:24:087
148892430,0sleep20-21swapper/200:30:412
113512430,2sleep1225799cyclictest21:03:371
89972420,0sleep00-21swapper/023:10:060
272342420,0sleep70-21swapper/723:11:417
179432420,0sleep40-21swapper/422:24:134
179432420,0sleep40-21swapper/422:24:134
5092410,0sleep20-21swapper/223:03:512
191424129,9sleep30-21swapper/319:00:493
174892410,0sleep20-21swapper/221:18:282
294072400,0sleep00-21swapper/000:13:090
259302400,0sleep10-21swapper/122:08:241
181724029,8sleep20-21swapper/218:59:282
301582390,0sleep20-21swapper/221:49:352
173123926,9sleep40-21swapper/418:58:174
41602380,0sleep00-21swapper/023:31:290
125872380,0sleep30-21swapper/323:02:163
99752360,0sleep20-21swapper/220:13:092
242672360,0sleep70-21swapper/723:25:037
241512360,0sleep50-21swapper/521:16:145
29402320,0sleep40-21swapper/423:53:034
57752250,1sleep599-21kswapd023:47:595
220392210,0sleep00-21swapper/000:18:300
2277992017,1cyclictest0-21swapper/521:05:275
226499202,17cyclictest16100-21bash23:51:292
229099198,5cyclictest0-21swapper/720:57:567
229099198,0cyclictest0-21swapper/719:06:027
229099198,0cyclictest0-21swapper/719:06:027
227799198,5cyclictest0-21swapper/520:51:525
227799190,7cyclictest0-21swapper/500:02:585
227799190,14cyclictest0-21swapper/522:07:525
2264991917,1cyclictest33-21ksoftirqd/223:15:562
2264991914,3cyclictest33-21ksoftirqd/200:00:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional