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
pg_dump -d test -U postgres -Fc | ssh aklaver@arkansas 'cat > test_cat.out'
Or would it be better to install both 8.4 and 9.6 on the new server (can
I even install 8.4 on RHEL 6.9?), rsync the live database across and
then set up log shipping, and when it's time to cut over, do an in-place
(Because this is a batch system, we can apply the data input files to
bring the new database up to "equality" with the 8.4 production system.)