[Zope] Screwy permissions problem has me stumped

[Andrew Milton]

+-------[ Kirk Strauser ]----------------------
| On Thursday 23 March 2006 21:24, Andrew Milton wrote:
| 
| > Every TAL call pretty much creates a new security context, which is why
| > it's hitting the DB so often (this is why it's best to turn on caching in
| > XUF even for 5 or 10 seconds if you're using a 'slow' auth mechanism).
| 
| In the "Paramaters" tab in my XUF acl_users folder, I have:
| 
|   Credential Cache Timeout in Seconds (0 for No Caching)         : 30
|   Negative Credential Cache Timeout in Seconds (0 for No Caching): 5
| 
| and yet I'm still seeing several identical queries per second in my database 
| logs.  Shouldn't those settings enable the cache?

Yes, but, only if you're successfully logged in...
Negative cache prevents lookups on previously known bad users..

-- 
Andrew Milton
akm at theinternet.com.au