Proposal: cache directory tagging convention

Ely Levy elylevy-xserver at
Tue Jul 20 20:39:22 EEST 2004

how about web browsers/proxies sharing thier cache?
if I run mozilla and konquerer why shouldn't they use the same cache?

Ely Levy
System group
Hebrew University
Jerusalem Israel

On Tue, 20 Jul 2004, Bryan Ford wrote:

> Hi!  I've been referred to this list as the most appropriate place to discuss
> an idea I've recently written up and posted here:
> The short version: Many applications, especially web browsers but also others,
> create and maintain cache directories of various kinds, often buried
> somewhere in users' home directories, in which they store automatically
> regenerable content that is useful for performance but has little or no
> archival value.  I propose a simple convention by which applications could
> consistently tag their cache directories so that backup, archival, and data
> management software can easily (if so configured) recognize and auto-exclude
> them from backups and such.  In particular such a convention could
> substantially reduce unnecessary backup storage and/or network bandwidth
> consumption caused by backing up users' web caches, which tend to be sizeable
> and under constant churn (thus defeating incremental backup mechanisms), yet
> semantically useless.
> While very short and simple in its current preliminary version, the proposal
> is written with the possibility in mind of allowing future extensions leading
> to the possibility of providing richer systemwide controls over application
> cache storage.  I would greatly appreciate your ideas and feedback.
> Thanks!
> Bryan
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