Re: [EXTERNAL] RDS IO Read time

From: Eden Aharoni <edena(at)legitsecurity(dot)com>
To: Christophe Pettus <xof(at)thebuild(dot)com>
Cc: "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: [EXTERNAL] RDS IO Read time
Date: 2025-03-31 18:30:31
Message-ID: PA6PR03MB10241624F35D0ECA4AEBA23B9BBAD2@PA6PR03MB10241.eurprd03.prod.outlook.com
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Can you please tell me what other data might help? Would you like an EXPLAIN output?

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From: Christophe Pettus <xof(at)thebuild(dot)com>
Sent: Monday, March 31, 2025 9:23:45 PM
To: Eden Aharoni <edena(at)legitsecurity(dot)com>
Cc: pgsql-general(at)lists(dot)postgresql(dot)org <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: [EXTERNAL] RDS IO Read time

> On Mar 31, 2025, at 10:54, Eden Aharoni <edena(at)legitsecurity(dot)com> wrote:
>
> So you believe it's strictly an EBS issue?

Well, PostgreSQL certainly can read faster than 34MB/s off of disk. With the data you've given, I can't really say if it's purely an EBS issue.

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