Re: [squid-users] cache_dir sizes question (two new 70GB disks)

From: Matus UHLAR - fantomas <uhlar@dont-contact.us>
Date: Fri, 10 Dec 2004 10:46:41 +0100

On 10.12 15:28, Martin Marji Cermak wrote:
> At the moment, I have 3 SCSI disks, 36 GB, 10K, so my cache_dir is:

> My boss just gave me another two SCSI disk, 70 GB, 15K - he wants me to
> maximise "Byte hit ratio" and I believe to have bigger cache is the
> right way (I have already set LFUDA replacement policy etc).

> I am going to add these two disk to the box, how would you use them, so
> you get the best performance?

> 1) add 2 new cache_dirs
> 56 GB cache on every from these two 70GB disks?

> 2) add 4 new cache_dirs
> two 28 cache on every from these two 70GB disks?

> I prefer the first solution, but does it realy matter?

Imho it is a bad idea to use two cache dirs on one disk. Use 1). iirc, you
have very big maximum_object_size, so you should get bigger byte hit
ratio. however you may need to increase your RAM size.

-- 
Matus UHLAR - fantomas, uhlar@fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
I feel like I'm diagonally parked in a parallel universe. 
Received on Fri Dec 10 2004 - 02:46:44 MST

This archive was generated by hypermail pre-2.1.9 : Sat Jan 01 2005 - 12:00:02 MST