Re: pg_xlog Concern - Mailing list pgsql-general

From Sameer Thakur
Subject Re: pg_xlog Concern
Date
Msg-id 1432106218652-5850100.post@n5.nabble.com
Whole thread Raw
In response to pg_xlog Concern  (Sachin Srivastava <ssr.teleatlas@gmail.com>)
Responses Re: pg_xlog Concern
List pgsql-general
Hello,
>First: When I have given checkpoint segments=200 (As per my knowledge WAL
file should be generated >200*2+3=403 only) but why it’s generating too much
file. MY each WAL file is 16 MB.

The formula is
(2 + checkpoint_completion_target) * checkpoint_segments + 1
or
checkpoint_segments + wal_keep_segments + 1 files

So what is your checkpoint_completion_target and wal_keep_segments?
regards
Sameer



--
View this message in context: http://postgresql.nabble.com/pg-xlog-Concern-tp5849713p5850100.html
Sent from the PostgreSQL - general mailing list archive at Nabble.com.


pgsql-general by date:

Previous
From: Musall Maik
Date:
Subject: Slaves show different results for query
Next
From: Sachin Srivastava
Date:
Subject: Memory Utilization Issue