Configuring disk cache size on postgress

[Dag-ErlingSmørgrav]

Dror Matalon <dror at zapatec.com> writes:
> 1. How much RAM is freebsd using for *disk* caching?

as much as possible.

> 2. Can I tell, and if so how,  how much memory the OS is using for disk
> caching?

generally, no.  it may or may not be approximately the amount reported
as "inact" by systat -vmstat.

DES
-- 
Dag-Erling Smørgrav - des at des.no