Re: Debian hotswap and 5 9's
On Wed, Dec 11, 2002 at 11:21:24AM +0000, Colin Watson wrote:
> I once worked for a company that produced software for telephone
> systems where the requirement was six nines uptime, that is at most 30
> seconds downtime a year. Interesting stuff - at that level you get
> into having multiple redundant devices constantly sharing all their
> state which can hot-failover within a couple of seconds.
That I love to see. I'm so tired of PBX outages.
> On the telephone system the uptime level is a government requirement,
> at least in the US.
Maybe at the carrier level, but not at the PBX level.
Jamin W. Collins