EAP-TLS performance SQL backend bottleneck

leopold vova_b at yahoo.com
Thu Sep 10 20:50:51 CEST 2009

The documentation says that it was improved only for TTLS and PEAP, but not
for TLS.
EAPTLS module always returns "updated" in authorize section and only in the
end it returns "ok" in authenticate section.
We need to avoid calling SQL module in authorize section

leopold wrote:
> Hello,
> Can anyone recommend improving performance for EAP-TLS when using SQL
> backend?
> Currently we see around 11 message exchanges (10 Access-Challenge messages
> from the server) for each EAP-TLS authentication and each time client
> sends data, the server tries to fetch data from database which is bad.
> This results in huge number of database lookups that kill performance.
> What is recommended way to deal with such problem?
> Thanks

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