Re: What are exactly bootstrap processes, auxiliary processes, standalone backends, normal backends(user sessions)? - Mailing list pgsql-hackers

From Stephen Frost
Subject Re: What are exactly bootstrap processes, auxiliary processes, standalone backends, normal backends(user sessions)?
Date
Msg-id 20210712213049.GE20766@tamriel.snowman.net
Whole thread Raw
In response to What are exactly bootstrap processes, auxiliary processes, standalone backends, normal backends(user sessions)?  (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>)
Responses Re: What are exactly bootstrap processes, auxiliary processes, standalone backends, normal backends(user sessions)?  (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>)
List pgsql-hackers
Greetings,

* Bharath Rupireddy (bharath.rupireddyforpostgres@gmail.com) wrote:
> I've always had a hard time distinguishing various types of
> processes/terms used in postgres. I look at the source code every time
> to understand them, yet I don't feel satisfied with my understanding.
> I request any hacker (having a better idea than me) to help me with
> what each different process does and how they are different from each
> other? Of course, I'm clear with normal backends (user sessions), bg
> workers, but the others need a bit more understanding.

There was an effort to try to pull these things together because, yeah,
it seems a bit messy.

I'd suggest you take a look at:

https://www.postgresql.org/message-id/flat/CAMN686FE0OdZKp9YPO=htC6LnA6aW4r-+jq=3Q5RAoFQgW8EtA@mail.gmail.com

Thanks,

Stephen

Attachment

pgsql-hackers by date:

Previous
From: Stephen Frost
Date:
Subject: Re: Support kerberos authentication for postgres_fdw
Next
From: Tom Lane
Date:
Subject: Re: [PATCH v3 1/1] Fix detection of preadv/pwritev support for OSX.