proxy_cache_path with huge zone size

[Igor Sysoev]

On Feb 27, 2013, at 13:56 , traquila wrote:

> Hello,
> 
> I have some troubles to configure my reverse proxy cache.
> 
> I would like to use a proxy cache with about 5 TB.
> If I estimate an average file size of 128KB, I need to define my zone size
> to about 5GB.  (5 TB / (128KB / 128))
> 
> Here the configuration line:
> proxy_cache_path /opt/.../hdd_storage/cache levels=1:2
> keys_zone=proxyCacheZone_hdd:5000m max_size=5000g inactive=1d;
> Now, as I have 16 CPUs, I defined 16 worker_process.
> 
> The problem is, for each worker an allocation of 5 GB is done for a total of
> 80 GB of ram usage!!!
> 
> Do I have misunderstood somethig?
> Is there a way to used a shared memory between workers for the zone cache?

These 5G is shared memory.


--
Igor Sysoev