Re: Total ram size study

From: John R Pierce <pierce(at)hogranch(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: Total ram size study
Date: 2017-04-22 19:23:00
Message-ID: 46bafa8d-9b45-c928-1eb1-e756dc968534@hogranch.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general

On 4/22/2017 8:27 AM, Melvin Davidson wrote:
> *Has anyone ever done a study on performance increase via ram increase?
> I have a client on AWS with 8GB total ram (2GB shared_buffers), and I am
> curious if doubling the ram to 16GB (4GB shared_buffers) will result in
> minimizing query response time.*

entirely dependent on your data set and workload. if the working set
fits in 2GB, then more memory likely won't do that much.

--
john r pierce, recycling bits in santa cruz

In response to

Browse pgsql-general by date

  From Date Subject
Next Message chiru r 2017-04-22 19:56:55 Re: pg_basebackup issue
Previous Message David G. Johnston 2017-04-22 19:13:40 Re: Not sure this should be asked here but...