Re: Why writing files eats up memory: Part II: The Solution

[tb@MIT.EDU (Thomas Bushnell, BSG)]

Jeff Bailey <jbailey@nisa.net> writes:

> Thomas, it seems that part of the problem is that it's easy to set these
> parameters and ignore - Is it efficient to calculate them per machine at
> loadtime?  Say, make it a function of CPU speed and total RAM.  

For some of them, yes, that's a reasonable thing to do.  The 15-10-5
backoff parameters are really not related to the total memory, but
rather the amount of memory the default pager needs to run in; that's
a relative constant for a given machine.

Thomas