On Wed, 22 Sep 2010 18:57:12 +0200, Bryan Tong Minh wrote: > On Wed, Sep 22, 2010 at 6:47 PM, Dan Nessett <[email protected]> wrote: >> >> I think the object cache and memcached are alternative ways of storing >> persistent data. (I also am not an expert in this, so I could be >> wrong). My understanding is memcached uses the memcached daemon >> (http:// memcached.org/), while the object cache uses the underlying >> database. If so, then memcached data disappears after a system crash or >> power outage, whereas object cache data should survive. >> >> > There is no ObjectCache class. Basically, there is a common base class > called BagOStuff and from that various classes for various backends are > defined such as SqlBagOStuff and MemcacheBagOStuff. To the code outside > that class, there is no visible difference. > > > Bryan
I just looked at SqlBagOStuff. It already has entry expiration logic. So, it seems perfect for use by the switch-in/clean-up functionality. -- -- Dan Nessett _______________________________________________ Wikitech-l mailing list [email protected] https://lists.wikimedia.org/mailman/listinfo/wikitech-l
