# Performance settings
default_storage_engine = InnoDB

# innobdb
innodb_buffer_pool_instances = 4

# 75% of ram
innodb_buffer_pool_size = 12G
innodb_io_capacity = 3000
innodb_io_capacity_max = 6000
innodb_read_io_threads = 4
innodb_write_io_threads = 4
innodb_file_per_table = 1

# Flush and Logging Settings
innodb_flush_log_at_trx_commit = 2
innodb_flush_method = O_DIRECT
sync_binlog = 100
innodb_log_file_size = 512M
innodb_log_buffer_size = 32M

# Thread Settings
thread_handling = pool-of-threads
thread_pool_size = 8
thread_cache_size = 64

# Table Cache Settings
table_open_cache = 8192
table_definition_cache = 4096
table_open_cache_instances = 4

# Query Cache
query_cache_type = 0
query_cache_size = 0

# Memory
sort_buffer_size = 2M
tmp_table_size = 256M
max_heap_table_size = 256M

# Connection settings
max_connections = 500

# Additional Optimizations
innodb_change_buffering = all
innodb_checksum_algorithm = crc32
innodb_log_compressed_pages = OFF
max_allowed_packet = 64M

# Performance Schema
performance_schema = ON

[mysqld_safe]
open_files_limit=65535