Re: Converting 7.x to 8.x

[Ron Johnson <ron(dot)l(dot)johnson(at)cox(dot)net>]

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On 01/29/07 13:20, Vivek Khera wrote:
> 
> On Jan 27, 2007, at 10:45 AM, Ron Johnson wrote:
> 
>> Using slony or "piped pg_dump" requires that you have *double* the
>> amount of disk space.  Having a *very large* database and double
>> capacity of SCSI disks (including storage controllers, shelves, etc,
>> etc) is expensive, and might not be available.
> 
> Then one must decide which costs more: 20+ hours of downtime

More like 50 hours:
- - 20 to pg_dump
- - 30 to restore the data and rebuild the indexes.

>                                                              or some
> disks and a computer...

Yeah, that would fly like a lead balloon where I work...



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