[mythtv-users] FEs have high CPU and memory usage
Stephen P. Villano
stephen.p.villano at gmail.com
Mon Apr 21 22:47:02 UTC 2014
On 4/21/14, 5:50 PM, John Finlay wrote:
> 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
> _______________________________________________
I have an FE playing on a notebook computer. It's currently playing a
movie as well.
PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
20 0 3424m 535m 56m R 56 26.9 517:12.52
mythfrontend.re
On my atom netbook, which is idle:
20 0 585492 99916 40200 S 6.3 9.9 109:33.51 mythfrontend.re
I'd check top and even try htop to see what is chewing up resources.
Myth doesn't use up *that* much horsepower.
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