I am having the same type of errors. Any help is apprecated.
[gunshy:/usr/local/mysql] peewee% sudo chown -R mysql /usr/local/mysql/*
[gunshy:/usr/local/mysql] peewee% sudo ./bin/safe_mysqld --user=mysql &
[1] 518
[gunshy:/usr/local/mysql] peewee% A mysqld process already exists
mysql...