mysql 데몬이 작동이 않되요

mysql-3.23.43 설치하고 /usr/local/mysql/bin/safe_mysqld& 하면 다음과 같은 에러가 발생하고 첨부로 mysql 에러로그입니다.

[root@gysyc bin]# ./safe_mysqld&
[1] 2026
[root@gysyc bin]# Starting mysqld daemon with databases from /usr/local/mysql/data
011210 10:56:57  mysqld ended

[1]+  Done                    ./safe_mysqld
[root@gysyc bin]#

mysql 에러로그

011210 10:53:48  mysqld started
011210 10:53:48  /usr/local/mysql/libexec/mysqld: Can't create/write to file '/usr/local/mysql/data/
gysyc.net.pid' (Errcode: 13)
011210 10:53:48  /usr/local/mysql/libexec/mysqld: Can't find file: './mysql/host.frm' (errno: 13)
011210 10:53:48  /usr/local/mysql/libexec/mysqld: Error on delete of '/usr/local/mysql/data/gysyc.ne
t.pid' (Errcode: 13)
011210 10:53:48  mysqld ended

고수님들 분석부탁드립니다....