[Asterisk-Users] Embedded Asterisk System (was QoSRouter/Software Suggestions)

[Geoff Nordli]

asterisk-users-bounces at lists.digium.com wrote:
> On Wed, 13 Oct 2004 11:36:09 -0700, Geoff Nordli
> <geoffn at gnaa.net> wrote:
> 
>> When Bering boots it loads everything into a RAM based filesystem. 
>> Anyone see any drawbacks in running an * system using a RAM based
>> file system and booting from CF?  If you needed additional capacity
>> for VM you could add an IDE drive.  The benefits to not using an IDE
>> drive would mean one less mechanical device prone to failure.
> 
> You'll want some way to keep CDR records if you need them. I wouldn't
> replace the IDE drive for VM with a CF as you might run into a CF
> failure to due excessive writes per sector. It seems CFs are good for
> something on the order of 10k writes per sector, a number that might
> be deceptively easy to achieve.
> 
> Now, booting from CF and writing CDR back once (or a few times) per
> day might be a worthwhile solution while using a remote * or disk for
> VM. Of course an IBM 1 GB Microdrive is on the order of $175 or so and
> would provide the ability to run the OS, * and VM all from disk
> without worry or kludge. 
> 
> sl

A CF card is good for about 1,000,000 erase/write cycles.  I believe that
the new cards also have the ability to move data around so it spreads the
erase/write activity to different areas.

Geoff