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ubuntu_upgrade_pg
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ubuntu_upgrade_pg [2019/01/14 22:20] ian |
ubuntu_upgrade_pg [2020/02/13 22:55] |
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| - | 1. Create a snapshot with XenServer | ||
| - | |||
| - | Stop the database to make sure snapshot is consistent. | ||
| - | < | ||
| - | # service postgresql stop | ||
| - | * Stopping PostgreSQL 9.3 database server | ||
| - | | ||
| - | </ | ||
| - | |||
| - | < | ||
| - | # xe vm-snapshot new-name-label=" | ||
| - | 26441bbe-9e47-5590-a93f-5b3cd2ddf9b7 | ||
| - | </ | ||
| - | |||
| - | 2. Remove the existing postgresql (Ubuntu) packages | ||
| - | |||
| - | < | ||
| - | # apt-get remove postgresql-\* | ||
| - | </ | ||
| - | |||
| - | < | ||
| - | # apt-get autoremove | ||
| - | </ | ||
| - | |||
| - | 3. Install the PGDG repo | ||
| - | |||
| - | < | ||
| - | # sudo sh -c 'echo "deb http:// | ||
| - | |||
| - | # apt-get update | ||
| - | </ | ||
| - | |||
| - | 4. Install the PGDG postgresql upgrade | ||
| - | |||
| - | < | ||
| - | # aptitude install postgresql-9.4 | ||
| - | The following NEW packages will be installed: | ||
| - | postgresql-9.4 postgresql-client-9.4{a} postgresql-client-common{a} postgresql-common{a} postgresql-contrib-9.4{a} | ||
| - | 0 packages upgraded, 5 newly installed, 0 to remove and 111 not upgraded. | ||
| - | Need to get 0 B/5,588 kB of archives. After unpacking 25.5 MB will be used. | ||
| - | Do you want to continue? [Y/n/?] y | ||
| - | </ | ||
| - | |||
| - | 5. Remove the new PG server empty " | ||
| - | |||
| - | < | ||
| - | # sudo -u postgres pg_dropcluster 9.4 main | ||
| - | </ | ||
| - | |||
| - | 6. Perform an upgrade which does a binary copy of the existing database | ||
| - | |||
| - | < | ||
| - | # sudo -u postgres pg_upgradecluster -v 9.4 9.3 main | ||
| - | Stopping old cluster... | ||
| - | Disabling connections to the old cluster during upgrade... | ||
| - | Restarting old cluster with restricted connections... | ||
| - | Creating new PostgreSQL cluster 9.4/main ... | ||
| - | </ | ||
ubuntu_upgrade_pg.txt ยท Last modified: 2020/02/13 22:55 (external edit)
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