Re: [Phpwiki-talk] PHP persistent caching

[Joby W. <joby@u.washington.edu>]

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You can also use a file based cache on tmpfs.  The link below is a great
article on the basics of using tmpfs.

http://www-106.ibm.com/developerworks/library/l-fs3.html

You could even put an SQLite database on tmpfs, to get better performance.

Joby Walker
ITI SSG, University of Washington
- --
PGP key: https://staff.washington.edu/joby/joby-u-pub.asc


Dan Frankowski wrote:
> Folks,
> 
> I have a question for experienced PHP developers. There is a lot of
> information I can imagine wanting to cache across sessions in PHP. For
> example in WikiLens, a ratings database, or per-item statistics (#
> ratings, averages, etc). This is stuff that will fit in-memory for the
> forseeable future.
> 
> What's the best way to do that in PHP? I've looked at a couple of PEAR
> modules (e.g., "Cache" included in PhpWiki), and they seem to be
> file-based. This is astonishing to me. Clearly memory can be 1000 times
> faster than disk (although there are usually memory-based disk caches,
> too). Is it really best to use file-based caches? I thought about
> writing a shared memory-based cache, and a colleague warned me away from
> it, saying shared memory access in PHP is iffy.
> 
> Thoughts?
> 
> Dan
> 
> 
> 
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