>
> Hi,
>
> The system in question (3.3-stable) needs to use a large FS (ca. 40GB).
> The defaults for such filesystem are ridiculous, given that it will hold
> at most couple of hundred big data files. So, my question is:
>
> * should I change the cpg (default 16) to some bigger value?
> * is it safe to run production system with non-standard block and fragment
> size (e.g. 32768 and 4096)?
> * what maximum value can I use for -i (bytes per inode) parmeter? I
> aalready tried 16mln ...
> * and finally, how th above choices affect the FS performance in my case?
>
One thing that bit me before....
(from the newfs man page)
BUGS
The boot code of FreeBSD assumes that the file system that carries the
kernel has blocks of 8 kilobytes and fragments of 1 kilobyte. You will
not be able to boot from a file system that uses another size.
Kevin
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