Hi Devashi,

On Mon, Jan 24, 2022 at 05:52:56AM +0000, Devashi Tandon wrote:
>
> We have the following configuration:
>
> location / {
> proxy_http_version 1.1;
> proxy_pass http://ext-authz-upstream-server;
> }
>
> upstream ext-authz-upstream-server {
> server 172.20.10.6:9006;
> keepalive 4;
> }
>
> Do I need to add any other configuration to reuse the first four socket connections besides keepalive 4?

You'd need to review and slightly update the `location /' configuration
block by adding the following directive:

proxy_set_header Connection "";

Please visit the following link to get more details:
https://nginx.org/en/docs/http/ngx_http_upstream_module.html#keepalive

--
Sergey Osokin
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