Re: [RFC] LSN Map - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: [RFC] LSN Map
Date
Msg-id 20150107153320.GV1457@alvh.no-ip.org
Whole thread Raw
In response to Re: [RFC] LSN Map  (Bruce Momjian <bruce@momjian.us>)
Responses Re: [RFC] LSN Map
Re: [RFC] LSN Map
List pgsql-hackers
Bruce Momjian wrote:

> Have you done any measurements to determine how much backup can be
> skipped using this method for a typical workload, i.e. how many 16MB
> page ranges are not modified in a typical span between incremental
> backups?

That seems entirely dependent on the specific workload.

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



pgsql-hackers by date:

Previous
From: Bruce Momjian
Date:
Subject: Re: [RFC] LSN Map
Next
From: Simon Riggs
Date:
Subject: Re: parallel mode and parallel contexts