In article <a5e13cff.0408271324.404a2a36@posting.google.com >, sumGirl <emebohw@netscape.net> wrote:
> Hi all. Discovered recently that our bonehead previous admin turned
> off mirroring for a bunch of LVs (all software mirrored...dont ask)
> and in the process of remirroring many important things, I got to
> wondering if I should mirror page space? Downsides, upsides, etc...?

The general rule of thumb:

Mirroring page space is ok.

Mirroring dump device LV is not.

I don't have a strong opinion for or against mirroring page space, so I
mirror all rootvg LVs except for the dump LVs.

-Dan