Re: pg_dump to a remote server

From: Ron <ronljohnsonjr(at)gmail(dot)com>
To: pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: Re: pg_dump to a remote server
Date: 2018-04-17 07:35:21
Message-ID: ef885c50-538f-c05a-a0f5-950e981cde00@gmail.com
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On 04/16/2018 11:07 PM, Adrian Klaver wrote:
> On 04/16/2018 06:43 PM, Ron wrote:
>>
>>
>> On 04/16/2018 07:18 PM, Adrian Klaver wrote:
>>> On 04/16/2018 04:58 PM, Ron wrote:
>>>> We're upgrading from v8.4 to 9.6 on a new VM in a different DC.  The
>>>> dump file will be more than 1TB, and there's not enough disk space on
>>>> the current system for the dump file.
>>>>
>>>> Thus, how can I send the pg_dump file directly to the new server while
>>>> the pg_dump command is running?  NFS is one method, but are there
>>>> others (netcat, rsync)?  Since it's within the same company, encryption
>>>> is not required.
>>>
>>> Maybe?:
>>>
>>> pg_dump -d test -U postgres -Fc | ssh aklaver(at)arkansas 'cat > test_cat.out'
>>
>> That looks promising.  I could then "pg_restore -jX".
>
> More promising would be the suggestion from Michael Nolan:
>
> https://www.postgresql.org/message-id/CAOzAqu%2BVpOfzBHwcqptSzm3PkeZAjkqqc0XqB%2BA-jBNioU6x%2Bg%40mail.gmail.com
>
>
> "Can you run pg_dump on the new server, connecting remotely to the current
> one?"
>
> It eliminates two programs(ssh and cat) and a pipe.

Is that supported?

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