ERROR 2013 (HY000): Lost connection to MySQL server during query
When I am trying to execute a query from some large table it turns out that connection to DB is lost: ERROR 2013 (HY000): Lost connection to MySQL server during query I am running a query directly on the DB server:
I have allready issued some configuration in my.cnf but the problem persist:
net_read_timeout=600 net_write_timeout=180 wait_timeout=86400 interactive_timeout=86400
- max_allowed_packet=128M key_buffer_size = 2560M max_allowed_packet = 7500M thread_stack = 1M thread_cache_size = 16 innodb_buffer_pool_size = 20G read_buffer_size = 128M read_rnd_buffer_size = 256M sort_buffer_size = 3G query_cache_size = 1024M innodb_force_recovery = 4
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