`max_replication_slots` sizes a shared-memory array that holds every replication slot, regardless of type or state.

Perplexity has migrated its search infrastructure from Amazon DynamoDB to CobbleDB, an internally developed key-value store in Rust. This change reduced latency and costs associated with handling large document batches. The new…
What a 4 TiB Azure Disk Taught Us about Slow Reads One of our customers spent most of a week tuning PostgreSQL to fix slow reads. They worked through shared_buffers, effective_cache_size, work_mem, and the rest of the checklist, and set…

You can't read a pg_dump file the way you read a table. To see what is inside, you normally restore it into a PostgreSQL server first. pg_restore and grep can list the tables without a restore, and even print a table's rows as raw text.…