503 errors on POST

Modesto Alexandre alex at arcalpin.com
Mon Dec 20 10:58:09 CET 2010


I have a problem with Varnish, from time to time I get errors 503 on the 

Errors are infrequent, but annoying for users

I can not identify the source of the problem

My setup consists of:

* A server Varnish
* 3 going backends on the same server (3 routes)

Here are the errors I have (I have masked the private information):


Do you have any leads?

How to find the problem in production?

Thank you,

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