readahead changes

[Jani Monoses]

Matt Zimmerman wrote:
> On Wed, Sep 20, 2006 at 08:09:15AM -0700, Mike Bird wrote:
>> On Tuesday 19 September 2006 21:33, Scott James Remnant wrote:
>>>  - the machine was my laptop, a fairly typical P-M which had been
>>>    installed with dapper and upgraded through edgy
>> Scott,
>>
>> With low RAM, readahead may increase startup time as blocks are read
>> by readahead, expired from the cache, then read by the normal startup
>> process.
> 
> I would guesstimate that any system with enough memory to run an Ubuntu
> desktop comfortably has enough memory to accomodate readahead as well, so I
> don't think this is an issue for us.

Could the readahead script check the available RAM and exit if it is 
less than a certain amount?