(Your screenshot didn't come through for me, possibly because the list stripped 
it? That said:)

Is it always 6 seconds, or after making a few requests, enough so that each 
worker stands a chance to have loaded the app any deps does it settle down?

i.e. the problem might just be that of warm-up.

> On 8 Aug 2017, at 18:52, Victor Monteiro <victor.monte...@ubee.in> wrote:
> Hi everyone.
> The problem is very straightforward. When doing a request to airflow 
> webserver, it is taking too much time to send the first byte.
> As you can see in the picture, it took 6 seconds to send the first byte. I 
> already investigated the connection with the database and it took 36ms to 
> list all task instances. So, I am starting to think there is a problem with  
> airflow webserver or my deployment.
> To give you more details about deployment and configurations:
> web_server_worker_timeout = 120
> workers = 4
> sql_alchemy_pool_size = 5
> sql_alchemy_pool_recycle = 3600
> AWS RDS postgres
> AWS m4.large
> Does anyone know what can be causing this problem?
> Thank you :D

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