6.6.1. Running dsktune
dsktuneruns when the Directory Server is first set up to check for minimum operating requirements. After the setup, the
dsktuneutility can determine the Directory Server patch levels and kernel parameter settings. To launch
dsktune, Directory Server has to be installed successfully first.
dsktuneis as follows:
dsktuneutility then scans the system for required patches and dependencies.
Example 6.1. dsktune Output
Red Hat Directory Server system tuning analysis version 10-AUGUST-2007. NOTICE : System is i686-unknown-linux2.6.9-34.EL (1 processor). WARNING: 1011MB of physical memory is available on the system. 1024MB is recommended for best performance on large production system. NOTICE : The net.ipv4.tcp_keepalive_time is set to 7200000 milliseconds (120 minutes). This may cause temporary server congestion from lost client connections. WARNING: There are only 1024 file descriptors (hard limit) available, which limit the number of simultaneous connections. WARNING: There are only 1024 file descriptors (soft limit) available, which limit the number of simultaneous connections.
6.6.2. Common Installation Problems
dsktuneutility to identify potential hardware problems.
126.96.36.199. Problem: Clients cannot locate the server
First, modify the host name. If that does not work, use the fully-qualified domain name, like
www.domain.com, and make sure the server is listed in the DNS. If that does not work, check the IP address.
188.8.131.52. Problem: The port is in use
This error means that you did not shut down the existing server before beginning the upgrade or migration. Shut down the existing server, and then restart the upgrade process.
184.108.40.206. Problem: Forgotten Directory Manager DN and password
By default, the Directory Manager DN is
cn=Directory Manager. If you forget the Directory Manager DN, you can determine it by checking the
nsslapd-rootdn attribute in the
dse.ldif file, in the