[mythtv-users] Mythtv gentoo question

[david brooke]

On Sat, Jan 24, 2015 at 7:53 AM, Mark Perkins <perkins1724 at hotmail.com>
wrote:

>
>
> On 24 Jan 2015, at 11:09 pm, "david brooke" <david2012brooke at gmail.com>
> wrote:
>
> On Sat, Jan 24, 2015 at 7:32 AM, david brooke <david2012brooke at gmail.com>
> wrote:
>
>> On Sat, Jan 24, 2015 at 12:46 AM, Mark Perkins <perkins1724 at hotmail.com>
>> wrote:
>>
>>>
>>>
>>> > On 24 Jan 2015, at 2:46 pm, "Rich Freeman" <
>>> r-mythtv at thefreemanclan.net> wrote:
>>> >
>>> >> On Fri, Jan 23, 2015 at 9:54 PM, Mark Perkins <
>>> perkins1724 at hotmail.com> wrote:
>>> >>
>>> >>> On 24 Jan 2015, at 12:58 pm, "david brooke" <
>>> david2012brooke at gmail.com> wrote:
>>> >>>
>>> >>> I just completed a gentoo install with Mythtv. After running Mythtv
>>> overnight I noticed that the memory usage increased from 350M to over 1G.
>>> What can I do to limit the memory usage? I will post my info over on Gentoo
>>> forums and add that url here.
>>> >>> Thanks
>>> >>> _______________________________________________
>>> >>
>>> >> You didn't say which version of MythTV you are running. IIRC about
>>> 6-12m ago there were a couple of memory leaks found and fixed. Perhaps you
>>> are running older version?
>>> >
>>> > Do you know when that was?
>>> >
>>> From a quick search it looks like the stuff I remember was early June
>>> 2014, around 27.2.
>>>
>>> The bigger leaks were in Master but there were a couple of small leaks
>>> in 0.27 as well.
>>>
>>> http://lists.mythtv.org/pipermail/mythtv-users/2014-June/364739.html
>>>
>>> http://lists.mythtv.org/pipermail/mythtv-users/2014-June/364764.html
>>> _______________________________________________
>>> mythtv-users mailing list
>>> mythtv-users at mythtv.org
>>> http://lists.mythtv.org/mailman/listinfo/mythtv-users
>>> http://wiki.mythtv.org/Mailing_List_etiquette
>>> MythTV Forums: https://forum.mythtv.org
>>>
>>
>> Here is the Mythtv version I'm using: media-tv/mythtv-0.27.4_p20141018
>>
>> I did another gentoo install with just KDE and Mythtv and still have the
> memory issue.
> The process I use:
> Start Mythtv and goto the watch tv recordings - memory = 350M
> Select recording to watch - memory increases =375M
> Exit recording after about a minute of viewing - memory = 370M
> Select recording to watch - memory increases =421M
> I continue this for a few more recordings and the memory continues to
> increase to 550M in just 5 minutes.
>
> _______________________________________________
>
>
> How does 550M compare to the total memory available on your system? There
> has been some detailed talk on this list previously about memory usage. One
> comment I recall was that often systems will cache heavily if there is
> memory because, well, why not - unused memory is wasted memory. I don't
> know if this is what your seeing? Maybe others will comment? How are you
> measuring memory usage?
>
> _______________________________________________
> mythtv-users mailing list
> mythtv-users at mythtv.org
> http://lists.mythtv.org/mailman/listinfo/mythtv-users
> http://wiki.mythtv.org/Mailing_List_etiquette
> MythTV Forums: https://forum.mythtv.org
>
>
There is 8G of ram available on the gentoo system. I'm using the system
monitor on KDE to measure memory usage.

I ran the same mythtv test on another computer with arch w/ 8G ram and
basically got the same result of increasing memory use. The memory usage
started out 190M and ended up at 460M.
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