On 07/28/2015 01:35 PM, AI Rumman wrote:
> But what I read, in-place upgrade has smaller outage, compared to
> dump/restore.
Correct, in fact if you do it with the link option, it will be very fast.
> But so many articles on having bugs afterwards.
> Do you think it is a good idea to use pg_upgrade for critical database
> application?
It entirely depends, I have successfully used pg_upgrade many, many
times. That is what -c is for, to work out all the kinks before you upgrade.
> Or any other tool should I consider? For example - slony?
On at 2.5TB database, you very well be doing a lot more harm than good
using a tool such as slony.
JD
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