Host Migration

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Discussion

loafer123

Original Poster:

15,454 posts

216 months

Tuesday 7th July 2020
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Does anyone have any recommendations for someone to manage the migration of several websites and email accounts from one host to another?

akirk

5,399 posts

115 months

Tuesday 7th July 2020
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Anyone who runs a web design business should be able to look at that...
biggest issues will come if the servers are setup differently and therefore code stops working...
It is boring work esp. if you need full testing, and depending on the complexity of the code can be quite a lengthy job...
simple brochure websites - probably few issues, complex process based systems, could take a lot of time...

as an example, we have been moving sites from one of our servers to another, in order to decommission an older server - simple brochure sites are generally - check you have a copy of the code / content, set up new site, upload - check permissions on folders - live. Our most complex site, we are 4 months in and not there yet as the system has to also talk to the client's servers and internal systems, and there are discrepancies even between two servers we control, nearly done now, but it has meant substantial change in places...

email, can be a simple or complex job depending on what you need - are you happy to archive the current mailbox on your computer and set up a new one from here onwards, or do you need full mail migration? Can also depend on the software you use to read the email...

loafer123

Original Poster:

15,454 posts

216 months

Tuesday 7th July 2020
quotequote all
Thanks for your reply.

I don’t think the code will be an issue, as all the processes are done on e-commerce servers elsewhere and the code moving is pretty simple.

For the emails, archive would need to move too, so will be lumpy.

For me, it is the seamless migration that is important - we can’t have downtime on either.

dmsims

6,547 posts

268 months

Tuesday 7th July 2020
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loafer123 said:
For me, it is the seamless migration that is important - we can’t have downtime on either.
How are you going to manage the DNS change ?

DSLiverpool

14,769 posts

203 months

Tuesday 7th July 2020
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I can introduce you to a guy who specialises in exactly this. Nothing to do with me, just a guy I know who can do it.

loafer123

Original Poster:

15,454 posts

216 months

Tuesday 7th July 2020
quotequote all
dmsims said:
loafer123 said:
For me, it is the seamless migration that is important - we can’t have downtime on either.
How are you going to manage the DNS change ?
Exactly why I need someone who knows what they are doing!


loafer123

Original Poster:

15,454 posts

216 months

Tuesday 7th July 2020
quotequote all
DSLiverpool said:
I can introduce you to a guy who specialises in exactly this. Nothing to do with me, just a guy I know who can do it.
Thanks - PM sent.

itsnotarace

4,685 posts

210 months

Tuesday 7th July 2020
quotequote all
Take a backup of the websites and upload to new provider and perform UAT, then switch the DNS over to put the new sites live once you are happy. As the above poster noted you will need to make sure your webdev hasn't hardcoded any paths into the site contents as this could lead to considerable work to find and fix

Email migration is as simple as redirecting DNS records to the new mail system. If there is existing mail in an archive Im assuming it can remain in place client side and new emails will just continue to come in via the new server. If the mails are archived on the existing hosting server then they will need to be downloaded and reuploaded again into whatever database or format they were held in

loafer123

Original Poster:

15,454 posts

216 months

Tuesday 7th July 2020
quotequote all
itsnotarace said:
Take a backup of the websites and upload to new provider and perform UAT, then switch the DNS over to put the new sites live once you are happy. As the above poster noted you will need to make sure your webdev hasn't hardcoded any paths into the site contents as this could lead to considerable work to find and fix

Email migration is as simple as redirecting DNS records to the new mail system. If there is existing mail in an archive Im assuming it can remain in place and new emails will just continue to come in via the new server. If the mails are archived on the existing hosting server then they will need to be downloaded and reuploaded again
Thanks...I understand the theory, but I’m no tech guy and whilst I could take the risk on my own businesses and their basic email and website needs, my wife’s e-commerce business is now pretty big and employs a few people and it would be rather embarrassing if they ended up sitting around doing nothing because I missed something!

dmsims

6,547 posts

268 months

Tuesday 7th July 2020
quotequote all
itsnotarace said:
Take a backup of the websites and upload to new provider and perform UAT, then switch the DNS over to put the new sites live once you are happy. As the above poster noted you will need to make sure your webdev hasn't hardcoded any paths into the site contents as this could lead to considerable work to find and fix

Email migration is as simple as redirecting DNS records to the new mail system. If there is existing mail in an archive Im assuming it can remain in place client side and new emails will just continue to come in via the new server. If the mails are archived on the existing hosting server then they will need to be downloaded and reuploaded again into whatever database or format they were held in
and during DNS propagation?




itsnotarace

4,685 posts

210 months

Tuesday 7th July 2020
quotequote all
Nobody mentioned a DNS migration. Just change the TTL of the individual records to ~ 5 mins temporarily

jonamv8

3,153 posts

167 months

Tuesday 7th July 2020
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We can do this and often do for clients, although following a chat we may turn it down as this type of job can be a nightmare.....

Some valid points raised on DNS propagation that would need to be considered.

Which host to which new host?

How many IMAP accounts?

PM me to discuss further buddy

itsnotarace

4,685 posts

210 months

Tuesday 7th July 2020
quotequote all
DNS propagation is only valid if you are changing nameservers, not individual A / CNAME or MX records

The Moose

22,867 posts

210 months

Wednesday 8th July 2020
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itsnotarace said:
DNS propagation is only valid if you are changing nameservers, not individual A / CNAME or MX records
But DNS caching does hence why you want to set up a v low TTL a few days ahead of time.

itsnotarace

4,685 posts

210 months

Wednesday 8th July 2020
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As I mentioned above yes smile

The Moose

22,867 posts

210 months

Wednesday 8th July 2020
quotequote all
loafer123 said:
Thanks...I understand the theory, but I’m no tech guy and whilst I could take the risk on my own businesses and their basic email and website needs, my wife’s e-commerce business is now pretty big and employs a few people and it would be rather embarrassing if they ended up sitting around doing nothing because I missed something!
Also make sure you look at the analytics (both of sales as well as traffic) and look for weekly or monthly patterns to ensure the move is done as the absolute low.

jonamv8

3,153 posts

167 months

Thursday 9th July 2020
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The Moose said:
loafer123 said:
Thanks...I understand the theory, but I’m no tech guy and whilst I could take the risk on my own businesses and their basic email and website needs, my wife’s e-commerce business is now pretty big and employs a few people and it would be rather embarrassing if they ended up sitting around doing nothing because I missed something!
Also make sure you look at the analytics (both of sales as well as traffic) and look for weekly or monthly patterns to ensure the move is done as the absolute low.
This ^^^ Correct timing is always important when migrating. We do a lot overnight