This document describes concerns and limitations to be considered when allocating resources for your a9s MariaDB plans.
The relevant buffer configuration configured by a9s MariaDB is
innodb_buffer_pool_size, which by default, is
total_memory - 1GB reserved. a9s MariaDB reserves
1GB for side processes, and it is configured to use
50% of the
The remaining memory is shared with other small buffers, side processes, and the OS. It is important to notice that the
number of open connections influences on the usage of the remaining memory. Currently,
max_connections is configured
1500, but to instances, this might be too much, and the number of open connection will directly affect the
performance of your node.
MariaDB 10.4: Ephemeral Disk Size
You need to have at least
20GB) of ephemeral disk size.
MariaDB 10.1: Does Not Support Ubuntu Bionic Stemcell
The default stemcell for a9s MariaDB 10.1 is Ubuntu Xenial at version