Postgres Pro
Downloads
Home   >   mailing lists

Re: pg_stat_wal: tracking the compression effect - Mailing list pgsql-hackers

From Kyotaro Horiguchi
Subject Re: pg_stat_wal: tracking the compression effect
Date
Msg-id 20220826.115527.709213176821152954.horikyota.ntt@gmail.com
Whole thread Raw
In response to pg_stat_wal: tracking the compression effect  (Ken Kato <katouknl@oss.nttdata.com>)
Responses Re: pg_stat_wal: tracking the compression effect
List pgsql-hackers
Tree view 
At Thu, 25 Aug 2022 16:04:50 +0900, Ken Kato <katouknl@oss.nttdata.com> wrote in 
> Accumulating the values, which indicates how much space is saved by
> each compression (size before compression - size after compression),
> and keep track of how many times compression has happened. So that one
> can know how much space is saved on average.

Honestly, I don't think its useful much.
How about adding them to pg_waldump and pg_walinspect instead?

# It further widens the output of pg_waldump, though..

regards.

-- 
Kyotaro Horiguchi
NTT Open Source Software Center

pgsql-hackers by date:

Previous
From: Amit Kapila
Date:
Subject: Re: [PATCH] Fix alter subscription concurrency errors
Next
From: Kyotaro Horiguchi
Date:
Subject: Re: pg_stat_wal: tracking the compression effect