Re: Effects of setting linux block device readahead size - Mailing list pgsql-performance

From david@lang.hm
Subject Re: Effects of setting linux block device readahead size
Date
Msg-id alpine.DEB.1.10.0809111607180.15169@asgard.lang.hm
Whole thread Raw
In response to Re: Effects of setting linux block device readahead size  (Alan Hodgson <ahodgson@simkin.ca>)
List pgsql-performance
On Thu, 11 Sep 2008, Alan Hodgson wrote:

> On Thursday 11 September 2008, david@lang.hm wrote:
>> while I agree with you in theory, in practice I've seen multiple
>> partitions cause far more problems than they have prevented (due to the
>> partitions ending up not being large enough and having to be resized
>> after they fill up, etc) so I tend to go in the direction of a few large
>> partitions.
>
> I used to feel this way until LVM became usable. LVM plus online resizable
> filesystems really makes multiple partitions manageable.

won't the fragmentation of your filesystem across the different LVM
segments hurt you?

David Lang

pgsql-performance by date:

Previous
From: Alan Hodgson
Date:
Subject: Re: Effects of setting linux block device readahead size
Next
From: "Scott Carey"
Date:
Subject: Re: Effects of setting linux block device readahead size