[root@server /]# /etc/init.d/kloxo restart
Stopping kloxo-phpcgi: [ OK ]
Starting kloxo-phpcgi: [ OK ]
php (pre-forking): Cannot allocate memory
Stopping kloxo-hiawatha: [FAILED]
Starting kloxo-hiawatha: Error loading RSA private key (-0x2B00): X509 - Read/write of file failed
[FAILED]
It has 512 MB RAM + 512 MB SWAP