Can't start server: can't create PID file: Permission denied mysql

mysqld_safe &

실행시 에러 

/home/mysql/bin/mysqld_safe &
[1] 4272
[root@localhost data]# Starting mysqld daemon with databases from /usr/local/mysql/data
STOPPING server from pid file /usr/local/mysql/data/localhost.localdomain.pid
150327 20:41:33 mysqld ended

[1]+ Done /home/mysql/bin/mysqld_safe

cat localhost.localdomain.err

150327 20:42:07 mysqld started
InnoDB: The log sequence number in ibdata files does not match
InnoDB: the log sequence number in the ib_logfiles!
150327 20:42:07 InnoDB: Database was not shut down normally!
InnoDB: Starting crash recovery.
InnoDB: Reading tablespace information from the .ibd files...
InnoDB: Restoring possible half-written data pages from the doublewrite
InnoDB: buffer...
150327 20:42:07 InnoDB: Started; log sequence number 0 43675
150327 20:42:07 [ERROR] /usr/local/mysql/bin/mysqld: Can't create/write to file '/usr/local/mysql/data/localhost.localdomain.pid' (Errcode: 13)
150327 20:42:07 [ERROR] Can't start server: can't create PID file: Permission denied
150327 20:42:07 mysqld ended

chown mysql:mysql /home/mysql -R