Published on: 2025-08-21 03:37:12
Nowadays it’s not uncommon to deal with machines with hundreds of GB of RAM. Abundant memory can give PostgreSQL a massive performance boost. However things work slightly different than you may expect. Let’s find out! The problem with the shared_buffer The shared buffer is a segment allocated by PostgreSQL in the server’s memory for managing the flow of data between the data area and the backends. Whether we are reading or changing the data, the database physical pages are stored into share
Keywords: buffer buffers list shared stroke
Find related items on AmazonPublished on: 2025-09-07 21:16:21
We at Johnny’s Software Lab LLC are experts in performance. If performance is in any way concern in your software project, feel free to contact us. Copying data can be expensive in some cases, especially since it it doesn’t change the data, it’s just moves it. Therefore we, engineers interested in performance, want to avoid copying data as much as possible. We already talked about avoiding data copying in C++ earlier. In that post, we talked about what mechanism C++ has to offer when it comes
Keywords: address buffer buffers memory need
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