오류처리 Exception 'yii\db\Exception' with message 'Error while sending QUERY packet.

  1 [mysqld]

  2 max_allowed_packet=524288000

  3

  4 skip-external-locking

  5 key_buffer_size = 512M

  6 max_allowed_packet = 16M

  7 table_open_cache = 512

  8 sort_buffer_size = 2M

  9 read_buffer_size = 2M

 10 read_rnd_buffer_size = 8M

 11 myisam_sort_buffer_size = 64M

 12 thread_cache_size = 8

 13 query_cache_size = 64M

 14 thread_concurrency = 8

 15 server-id = 1162

 16 binlog_format=mixed

 17 expire_logs_days = 5

 18 user = mysql

 19 skip_name_resolve

 20 log-warnings = 2

 21 slow_query_log

 22 long_query_time = 1

 23 open_files_limit = 2048

 24 skip_slave_start

 25 slave-skip-errors = all

 26 max_heap_table_size = 1G

 27 wait_timeout = 28800

max_allowed_packet=524288000

wait_timeout = 28800

2가지 옵션을 줘본다.