[mythtv-users] Spontaneous Rebooting - Need some help!
kuphal at dls.net
Thu Jun 1 02:25:41 UTC 2006
Rob Bongiovi wrote:
> I am having a tough time tracking this one down and
> need some help. Not a linux expert. Had a great MythTV
> setup running for about 10 months on FC4 on two
> Biostar 210V (via KM400 based motherboard) with Athlon
> XP+ 3000's. One box is a master backend with a PVR-500
> while the other is the slave backend with a PVR-150.
> Both function as front ends to HDTVs via a Nvidia 5200
> card and a DVI-HDMI cable.
> A week or so ago, I upgraded the mythtv, kernel,
> nvidia, and ivtv to the latest FC4 versions. After
> that, started having spontaneous reboots on both
> boxes. To me - that rules out a hardware component
> "breaking." like a bad HD and memory (although I ran
> memtest 86 and they passed).
> I took the Master Backend offline and rebuilt it with
> KnoppMyth R5C7 -- and have the same problem!
> /var/log/messages.log shows nothing...here is what is
> shows after the reboot (and nothing before):
> May 31 20:13:08 mythtv-family syslogd 1.4.1#16:
> May 31 20:13:08 mythtv-family kernel: klogd 1.4.1#16,
> log source = /proc/kmsg started.
> May 31 20:13:08 mythtv-family kernel: Inspecting
> May 31 20:13:08 mythtv-family kernel: Loaded 28660
> symbols from /boot/System.map-2.6.15-chw-2.
> May 31 20:13:08 mythtv-family kernel: Symbols match
> kernel version 2.6.15.
> May 31 20:13:08 mythtv-family kernel: No module
> symbols loaded - kernel modules not enabled.
> May 31 20:13:08 mythtv-family kernel: Linux version
> 2.6.15-chw-2 (root at dev.mysettopbox.tv) (gcc version
> 3.3.5 (Debian 1:3.3.5-12)) #1 SMP PREEMPT Thu Jan 5
> 08:10:40 UTC 2006
> I've researched the web and the only thing I can find
> is that IVTV might be conflicting with my via
> motherboard. I had this problem with the ivtv 6.x
> after I upgraded under FC4 and the ivtv 4.4 that is in
> the Knoppmyth R5C7 release.
> One thing I have noticed is that this seems to happen
> only when a show is being recorded or live TV is being
> I *think* I was still running a 2.6.14 kernel before I
> upgraded and seem to be having problems with this on
> 2.6.15 and 2.6.16 kernels, so wonder if something
> changed that caused this. The other think may be that
> the newest ivtv firmware has reintroduced the IVTV/VIA
> DMA conflict. I've tried some of the recommended
> resolutions to that: have the latest bios, etc.
> Thoughts on other ways to troubleshoot? Any other
> suggestions. I'm about to lose my family's support of
I'm no expert either, but you noted you have an Athlon but the logs seem
to indicate you're running an SMP kernel? Is this true? I didn't think
you ran SMP kernels on Athlon processors unless they were dual core.
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