[mythtv-users] Corrupt Backend?

[H P Ladds]

On Mon, Jul 27, 2009 at 1:45 PM, H P Ladds<householdwords at gmail.com> wrote:
> Hey All,
>
> I unwittingly ran two backends on my network: one on the FE/BE system,
> and another on a remote FE. I thought I removed the backend from the
> remote FE during installation, but apparently not, as  running
> "/etc/init.d/mythtv-backend [stop, start, restart]" from the remote FE
> would stop, start, and restart a backend.  Also, "update-rc.d -f
> mythtv-backend remove" seemed to remove the application.
>
> Symptoms are:
> Slow and sporadic connection to the backend when trying to watch TV
> from the remote FE.
>
> On both the FE/BE and remote FE, when switching channels, "unknown" is
> displayed for the listing info -- as if "mythfilldatabase" has not
> been run in weeks, but I run it frequently. (My Zap2it account is good
> till 2010.)
> Occasionally when selecting a video from my remote FE, I must "click"
> through an entire path of folders ("unknown prefix" > media > hdc1 >
> video) to view the gallery of available DVDs. On other occasions, the
> gallery view of the DVD pops right-up. It seems as if  the nfs share
> between the BE's 192.168.1.123:/media/hdc1/video and the remote's
> /myth/video is recognized sporadically. In either circumstance, I can
> play the DVDs from the command line using "xine -pf
> dvd:/myth/video/directory_of_dvd" -- implying that the nfs connection
> is solid, but the database is corrupted or the connection to the
> database is bad.

Solved by using the same directory names on all computers using the nfs share.

changed mount -t nfs 192.168.1.123:/media/hdc1/video /mytht/video to
mount -t nfs 192.168.1.123:/media/hdc1/video /media/hdc1/video

>
> Sometimes the "posters" of the DVDs will display in the gallery of
> available DVDs, other times they will not appear. (This problem is not
> exclussive to the remote FE as it happens on the FE/BE machine as
> well.
>
> Question: Is there a command to refresh the mysql database? Is there a
> way to test the connection to the backend and know if it is solid?
> Should I just do a reinstall?
>
> Thanks,
> hpladds
>