[mythtv-users] Samba 3 better than NFS 3 for recording over Ethernet

Jarod Wilson jarod at wilsonet.com
Wed Dec 28 23:00:45 EST 2005

On Wednesday 28 December 2005 18:31, Yeechang Lee wrote:
> Buechler, Mark R <Mark_R_Buechler at bausch.com> says:
> > My recordings directory is a raid5 set which isn't the fastest in the
> > world
> [...]
> > Another thing I'm considering is HD. If I attempt to vew HD content from
> > my DVB card while streaming it to the raid5 array it can't really handle
> > it too well - whereas with a separate live tv buffer it wasn't a problem.
> I'm going to blatantly hijack this thread to record for posterity
> that, at least with my setup (streaming HDTV recordings to a software
> RAID 5+LVM2 array over Gigabit Ethernet with Fedora Core and the
> ATrpms version of MythTV 18.1), Samba 3 is rock solid while NFS 3 is
> pretty guaranteed to generate near-endless IOBOUND error messages in
> mythbackend.log. More detail when I have the time and inclination to
> write up my experiences, but I hope this helps others in my situation
> in the meanwhile; a month of IOBOUND error messages despite endless
> tuning attempts.

Something odd going on there, I have an almost identical setup for my master 
backend, and NFS works great at handling multiple HDTV streams (both my HD 
capture devices are in slave backends that write to the master via NFS), 
along with the occasional SD stream thrown in as well.

Jarod Wilson
jarod at wilsonet.com
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