[mythtv-users] high cpu usage when recording
Joel Newcomb
joelnewcomb at verizon.net
Sun Dec 7 17:48:22 UTC 2014
On 12/07/2014 09:21 AM, Marco Nelissen wrote:
> On Sun, Dec 7, 2014 at 2:05 AM, Stephen P. Villano
> <stephen.p.villano at gmail.com <mailto:stephen.p.villano at gmail.com>> wrote:
>
>
> On 12/7/14 4:28 AM, Paul Harrison wrote:
> > On 07/12/14 05:05, Marco Nelissen wrote:
> >> On Sat, Dec 6, 2014 at 8:02 PM, Hika van den Hoven
> <hikavdh at gmail.com <mailto:hikavdh at gmail.com>
> >> <mailto:hikavdh at gmail.com <mailto:hikavdh at gmail.com>>> wrote:
> >>
> >> Hoi Marco,
> >>
> >> Sunday, December 7, 2014, 4:43:07 AM, you wrote:
> >>
> >> > I have v0.25.3-49-gb5adf03, which based on a search for that
> >> string appears to be from August 2013.
> >> >
> >>
> >>
> >>
> >> > On Sat, Dec 6, 2014 at 6:18 PM, George Nassas
> <gnassas at mac.com <mailto:gnassas at mac.com>
> >> <mailto:gnassas at mac.com <mailto:gnassas at mac.com>>> wrote:
> >>
> >> >> On Dec 6, 2014, at 12:19 PM, Marco Nelissen
> >> <marco.nelissen at gmail.com <mailto:marco.nelissen at gmail.com>
> <mailto:marco.nelissen at gmail.com
> <mailto:marco.nelissen at gmail.com>>> wrote:
> >> >>
> >> >> My combined front/backend uses about 40% when recording 2
> >> shows, and 130% when recording 5 shows, which seems awfully
> high
> >> for what's basically just writing data to disk.
> >> >> Running strace on some of the threads, they seem to be very
> >> busy calling gettimeofday() and clock_gettime(). In fact that
> >> seems to be *all* they're doing, since I'm not seeing anything
> >> related to writing the recordings in the trace.
> >> >> Anyone have any idea what might be causing this?
> >> >
> >> >
> >>
> >> > What version are you using? Perhaps a year ago there was
> a change
> >> > that removed/reduced the frequent time calls. I don't have a
> >> > reference but Daniel K made the commit.
> >> >
> >> > - George
> >> >
> >>
> >> ? :(
> >> don't toppost
> >> And what do you want to state!
> >> Upgrade to normal/recent versions!
> >>
> >>
> >> The version I'm using is only just over a year old, and is the most
> >> recent version mythbuntu offers me. Why would I go through the
> hassle
> >> of upgrading my entire system? I do find it somewhat amusing
> that you
> >> apparently recommend upgrading my entire system, while at the same
> >> time complaining about top-posting, which isn't an issue for any
> >> decent/recent mail client.
> >>
> >
> > 0.25 was released in April 2012. There have been a few point
> releases
> > since but they only contain a few fixes that devs though where worth
> > backporting.
> >
> > The point is the problem you are reporting is fixed in newer
> versions
> > so you either upgrade and get all the new fixes and new features or
> > put up with your old buggy version.
> >
> > Paul H.
> > _______________________________________________
> That is strange all around. The most recent version (well, LTS) offers
> 0.27. I am using 14.04. Previously, I was on 12.04 and 0.27 was
> available there as well.
> So, either the Mythbuntu distro version is extremely old or you've not
> selected the newer versions of MythTV.
>
>
> I'm on 12.04 LTS, but the 0.25 version of mythtv is the latest it
> seems to want to offer me. How would I go about selecting a newer
> version of mythtv?
>
>
>
> _______________________________________________
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> mythtv-users at mythtv.org
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> MythTV Forums: https://forum.mythtv.org
Since you are on Mythbuntu, use the Myhtbuntu control center and check
the box for 0.27, click apply.
--
Joel Newcomb
joelnewcomb at verizon.net
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