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  3. October 2001

RE: NICs - bottleneck (was Re: Dropping the AS/400 as a Web servi ng platform)

Actually, Jim, you have to add a couple more decimal points to convert from
percentage to ratio.  99.9999% uptime is .999999 uptime, or .000001
downtime.  The 31.5 seconds figure is correct for six nines reliability.

Joe

> -----Original Message-----
> From: Jim Franz
>
> 365 days x 24 hrs = 8760 hrs
> 8760 hrs x 60 minutes per hour = 525,600 minutes
> the 99.9999 uptime (or 0.0001 downtime)  525,600 x 0.0001 = 52.5 minutes
> downtime
> (the 31.5 is 3,153 seconds)
> jim

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