Mar 21, 2013
How To Fix RHEL / CentOS 6.4 LDAP MD5 Cert Error
Recently we updated to the latest RHEL 6.4 which caused LDAP to stop using our MD5 signed certificate. This was due to the nss-3.14.0 update that now deems MD5 as unsecure. This change caused authentication of users using LDAP to fail. If the account had a local password (such as root), they were able to login. Since creating / updating the MD5 certificate was not an immediate solution for us we had to... read more
Mar 20, 2013
How To setup FreeNX-Server on Fedora 18 x64
Admit it, sometimes you need to have the GUI when accessing your Linux system, most times SSH access is all you need. A good option is NoMachine’s NX server with FreeNX running on your Fedora system. Here is a way to successfully install. Become root $ sudo su – Now install freenx-server # yum install freenx-server This will install any dependent programs it needs. After the installation has... read more
Feb 28, 2013
Optimal Network Adaptor Settings for VMXNET3 and Windows 2008 R2
There is an ongoing debate between many admins on what are the best settings for the VMXNET3 driver on Windows 2008 R2 settings and I suppose there will be many more. In this postI will attempt to point out some of the options and recommended settings for the VMXNET3 adaptor. Global Settings Receive Side Scaling (RSS) Receive-Side Scaling (RSS) resolves the single-processor bottleneck by allowing the... read more
Feb 27, 2013
How To Change the default MySQL data directory on RHEL 6
You’ve been using MySQL for sometime now and the database has been growing and you are at the point where it is time to move to another location or to newly added storage that is in a different location. Stopping the MySQL server # service mysqld stop Create a new data diretory and move the content from the old one Creating a new data directory # mkdir /app/mysql/ # chown mysql:mysql /app/mysql... read more
Feb 26, 2013
Online Document Conversions with CometDocs
On past posts I have covered different ways to convert docs to PDF and other format’s on your Linux and Windows systems. One possible way that I have not discussed is the use of online convertors. Recently I was made aware of a site called CometDocs which is a free online document management service. Online convertors have been around for sometime and have many good uses for quick and easy drag and... read more
