[wp-hackers] caching doesn't work?

Nathan Ollerenshaw chrome at stupendous.net
Wed Feb 1 16:05:52 GMT 2006


Hi guys,

I've been looking at the new cache in 2.0. Does it actually work?

cache on:

jupiter:/sixpack/www# mysqladmin status
Uptime: 3550  Threads: 1  Questions: 3452  Slow queries: 0  Opens: 0   
Flush tables: 1  Open tables: 31  Queries per second avg: 0.972
jupiter:/sixpack/www# mysqladmin status
Uptime: 3555  Threads: 1  Questions: 3484  Slow queries: 0  Opens: 0   
Flush tables: 1  Open tables: 31  Queries per second avg: 0.980

cache off:

jupiter:/sixpack/www# mysqladmin status
Uptime: 3579  Threads: 1  Questions: 3518  Slow queries: 0  Opens: 0   
Flush tables: 1  Open tables: 31  Queries per second avg: 0.983
jupiter:/sixpack/www# mysqladmin status
Uptime: 3584  Threads: 1  Questions: 3550  Slow queries: 0  Opens: 0   
Flush tables: 1  Open tables: 31  Queries per second avg: 0.991

Its on a privately hosted system that I'm using to develop some WP  
hacks on so I know nobody else is hitting the DB.

I used:

define('ENABLE_CACHE', false);

to make sure it was disabled and

define('ENABLE_CACHE', true);

to make sure it was enabled.

Its definitely creating cache files. In fact, setting ENABLE_CACHE to  
false seems to still create cache files ...

I think that I should be able to do better than:

Requests per second:    3.78 [#/sec] (mean)
Time per request:       264.632 [ms] (mean)
Time per request:       264.632 [ms] (mean, across all concurrent  
requests)
Transfer rate:          50.75 [Kbytes/sec] received

Is this a bug, or am I just expecting too much? Is there any way I  
can verify that it is working as advertised?

Cheers,

Nathan.


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