curr_items never decreases

john allspaw jallspaw at
Thu May 18 22:20:37 UTC 2006

Thanks Brad.  I am enjoying, for sure.   This is exactly how I size up squid memory and disk caches.

BUT: age has what units, tho ? 


----- Original Message ----
From: Brad Fitzpatrick <brad at>
To: Stephen Woodbridge <woodbri at>
Cc: memcached at
Sent: Thursday, May 18, 2006 12:02:24 PM
Subject: Re: curr_items never decreases

On Thu, 18 May 2006, Stephen Woodbridge wrote:

> Yeah, we have been looking at it. Items should be available for about 7
> days in the cache. Nothing breaks catastrophically if it leaves sooner,
> but clients session are no longer available and they will need to create
> a new session. We are happy to size it for this, but I would like to get
> it close initially and would like to know how much more I need to add to
> get it right as load expands the demands on the cache.

Jumping in at the wrong point of the thread, but:

Telnet to your memcached and type:

"stats items"

For each slab class (sized 2**n), the number and oldest age in that class.



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