small_memory_defaults.cnf

# PER: http://www.tocker.ca/2014/03/10/configuring-mysql-to-use-minimal-memory.html
[mysqld]
# /etc/my.cnf:
innodb_buffer_pool_size=5M
innodb_log_buffer_size=256K
query_cache_size=0
max_connections=10
key_buffer_size=8
thread_cache_size=0
host_cache_size=0
innodb_ft_cache_size=1600000
innodb_ft_total_cache_size=32000000

# per thread or per operation settings
thread_stack=262144
sort_buffer_size=2M
read_buffer_size=8200
read_rnd_buffer_size=8200
max_heap_table_size=16K
tmp_table_size=1K
bulk_insert_buffer_size=0
join_buffer_size=131072
net_buffer_length=1K
innodb_sort_buffer_size=64K

#settings that relate to the binary log (if enabled)
binlog_cache_size=4K
binlog_stmt_cache_size=4K

#per comments and http://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html#sysvar_table_definition_cache
table_definition_cache=400