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From "Patrick O'Brien" <>
Subject child always re-validates object fetched from parent
Date Thu, 04 Jan 2018 00:10:57 GMT

I am testing out hierarchical caching in ATS 7.1.1. Everything seems
to work, although it looks like the child node is always needing to
revalidate objects fetched from the parent node. Here are the headers
on an example GET:

The parent has the object stored in RAM and doesn't require
validation, but the child thinks the response is stale. Here is the
cache.config file on both the parent and the child:

The problem with this is that the connection between the child and
parent is pretty flaky and when the parent is down we are met with a

Here is the parent.config on the child:

Relevant configs from records.config for the parent:
Relevant configs from records.config for the child:

Any guidance on this would be much appreciated.


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