[mythtv-users] ramfs for ringbuffer

[nate s]

You can make lvm do striping, much like a raid 1, instead of the
normal way, which is what I assume the OP was doing?

Are you sure it's not the disk?  what's hdparm -tT give?

-Nate


On Wed, 3 Nov 2004 14:58:56 -0500, Josiah Royse <jroyse at gmail.com> wrote:
> On Wed, 03 Nov 2004 11:25:24 -0500, Mike Burr <mburr at pointdx.com> wrote:
> > the video. I could be mis-diagnosing the problem, but it seems to make
> > some sense: lvm is generally faster, right (i/o distributed across
> > multiple devices). The single disk is one of the disks that was part of
> > the lvm partition and I have confirmed that DMA is enabled. If I have
> 
> LVM is only going to help you share I/O load between drives if you are
> using a non-linear RAID on top of LVM.  Using LVM to glob drives
> together to make one large partition effectively fills the first
> drive, then the next, etc(unless your FS is fragmented).  Having two
> drives on the same IDE cable will hurt your performance, also.
> 
> Hope that helps..?
> -Josiah
> 
> 
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