Re: [squid-users] Hierarchical Squid Cache Freshness

On Tue, 5 Apr 2005, Merton Campbell Crockett wrote:

> The stale data is returned in the instances where NetDB is used to locate
> the content. The stale content continues to be returned until a request
> is made to the Squid cache storing the content for fresh content. After
> looking at the logs, I can identify the system containing the stale
> content and use client to force retrieval of fresh content.

Do you have a circular peering relation (i.e. two caches peering with
each other, or longer cicular chain)?

There is a known condition in cicular peering relations where a stale
object can jump among the caches, kicking it's freshness up.

Regards
Henrik
Received on Tue Apr 05 2005 - 08:47:20 MDT