Overhead of LVM (Re: Upgrade Problem)

[rhkramer@gmail.com]

On Friday, January 04, 2019 03:49:37 AM Andy Smith wrote:
> It's unfortunate that LVM was not used as it would make juggling
> space between the multiple filesystems a lot easier. Oh well.

I guess I should consider using LVM on my next install.  Does it incur any 
overhead during normal disk operations (I mean, like an extra level of 
indirection or anything like that)?

Aside: just for laughs, my root (on Wheezy) is: 

rhk@s19:/rhk/askRhk$ df /
Filesystem                                             1K-blocks   Used 
Available Use% Mounted on
/dev/disk/by-uuid/8<elided>9   1921036 465852   1357600  26% /