slayer / pg-experiments

Some experiments with postgres: backup, replication, etc

Postgres experiments

Requirements

• docker
• docker-compose
• make
• luck

WAL-G backup:

• make clean init
• make pg1-pgbench-init or make pg1-pgbench-init-big for larger database
• make backup-full
• make backup-list

Physical Replication:

• make clean init
• make pg1-pgbench-init or make pg1-pgbench-init-big for larger database
• make pg2-replica-slave-setup
• make pg1-pgbench-init again

Logical Replication:

• make clean init
• make pg1-pgbench-init or make pg1-pgbench-init-big for larger database
• make pg2-logical-slave-setup
• make pg1-pgbench-init again (will fail, no DDL support)

Useful commands

• make up, make down
• make logs, make ps
• make pg1-sh, make pg2-sh
• make pg1-psql, make pg2-psql
• make pg1-stat
• make pg1-replication-stat, make pg2-replication-stat

Useful links

• https://pgdash.io/blog/monitoring-postgres-replication.html