Re: refreshCheck: '[null_mem_obj]' ?

From: Alex Rousskov <>
Date: Wed, 8 Jul 1998 13:35:05 -0600 (MDT)

On Wed, 8 Jul 1998, Michael Fuhr wrote:

> Squid 1.2.beta22
> Under what circumstances is e->mem_obj set to NULL?

When the object does not have an in-memory copy and is not in the process of
swapping one in.

To save memory, Squid keeps MD5 keys memory-resident and stores URLs on disk.
If there is a hit for an object that resides on disk, mem_obj may be NULL
initially (before we start swapping the object in).

Received on Wed Jul 08 1998 - 12:36:09 MDT

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