[mythtv-users] change in hostname/dhcp/router = instability?
mmpalatn at artsci.wustl.edu
Sun Dec 30 06:20:23 UTC 2007
Which router is it? What's firmware is it running?
Have you tried changing it back to see if the problem continues?
Sean Goodpasture wrote:
> running mythdora FWIW.
> I've got a linksys router and got the wild hair to install DD-WRT on
> it today. One of the things you can do is static DHCP. This allows
> you to make sure that a given box always gets the same IP. I guess
> that it also does something with DNS? I didn't change the hostname,
> just the way that the IP is assigned. The hostname actually stayed
> the same, but now I can reach the backend by name rather than only by
> In any case, since doing this, I get all sorts of instability with my
> main backend. When watching live TV (on a remote frontend) I get
> random crashes when changing the channel. Sometimes the crash happens
> when I'm playing around in recordings or recording settings.
> I did watch most of the football 2nd half this evening, but right
> after it borked when I went to check the score of the college game on
> The bad thing is that there is nothing in the log at all. Just a
> changing to Live TV on my tuner and then the restart stuff from when I
> restart the backend.
> One time there was a dump in the log:
> 2007-12-29 19:52:38.241 TVRec(7): HW Tuner: 7->7
> *** glibc detected *** /usr/bin/mythbackend: malloc(): memory
> corruption (fast): 0x09f92c2f ***
> ======= Backtrace: =========
> ======= Memory map: ========
> I built this backend about a month ago, and did a thorough burnin and
> test with memtest, so I'm reasonably confident that it's not the
> Here's a "silent" crash example:
> 2007-12-29 22:23:31.219 MainServer::HandleAnnounce Playback
> 2007-12-29 22:23:31.230 adding: mythfrontendLR as a client (events: 0)
> 2007-12-29 22:23:31.242 MainServer::HandleAnnounce FileTransfer
> 2007-12-29 22:23:31.248 adding: mythfrontendLR as a remote file transfer
> 2007-12-29 22:23:43.878 Finished recording College Basketball "Arizona
> at Memphis": channel 5033
> -- crashed here
> 2007-12-29 22:26:08.999 Using runtime prefix = /usr
> 2007-12-29 22:26:09.103 New DB connection, total: 1
> 2007-12-29 22:26:09.127 Connected to database 'mythconverg' at host: localhost
> 2007-12-29 22:26:09.139 Current Schema Version: 1160
> Starting up as the master server.
> It's not reproducible 100% of the time, but if my backend is dieing,
> I'm in hot water :-)
> Thanks in advance,
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> mythtv-users at mythtv.org
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