[mythtv-users] FEs have high CPU and memory usage

John Finlay finlay at moeraki.com
Mon Apr 21 21:50:14 UTC 2014


On 4/21/2014 2:26 PM, Mark Perkins wrote:
>
>> On 22 Apr 2014, at 4:48 am, "John Finlay" <finlay at moeraki.com> wrote:
>>
>> I have three FEs with 2GB that slowly over the course of a week or so use use up all the memory and eventually crash I think may be due to running out of swap. The amount of memory usage seems to be related to the duty cycle of the FE i.e. the more that the FE is used the faster it uses up memory.
>>
>> These systems are all running Mythbuntu 12.04 with fixes/0.27. The CPU usage also seems to be high on these systems when they are idle 30%-72%. I don't see anything in the logs that indicates what's causing the apparently high CPU and memory usage but I probably need to run with different logging options.
>>
>> Is this level of CPU and memory usage normal? What would be a good approach to determining why these systems are using so many resources when idle?
>>
>> john
>> _______________________________________________
> My main FE runs 24/7 and on idle sits at about 1-2% CPU usage. It has 4Gb memory but is only using 1.7Gb at the moment.
>
> Run 'top' from a command prompt to see what your memory usage is, it will also show you what program(s) are using your CPU, and work from there.
>

I forgot to mention that I am using top to see what the CPU and memory 
usage is. I also forgot to mention that mythfrontend.real is the process 
that is using 30+% of the CPU and 30%-72% of the memory which seems 
unexpectedly high for idle usage.

John


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