* Microsoft Windows 7 and Windows 8 are supported for development only.
Mark Logic relies on the operating system for filesystem operations.
While any filesystem that works properly (including under heavy load) should work, the following table lists the operating systems along with the filesystems under which they are certified.
Other filesystems may work but have not been thoroughly tested by Mark Logic.. If you are running a release prior to 5.0, you must first upgrade to Mark Logic 5, Mark Logic 6, or Mark Logic 7 before upgrading to Mark Logic 8.
If you are upgrading a cluster, you must first upgrade the node in which the Security database forest is located before you upgrade other nodes in the cluster.
Mark Logic Corporation strongly recommends performing a backup of your databases before upgrading to Mark Logic 8.
Additionally, Mark Logic Corporation recommends that you first upgrade to the latest maintenance release of Mark Logic 5, Mark Logic 6, or Mark Logic 7 before upgrading to Mark Logic 8.
An upgrade from 5.0 to Mark Logic 8 will reindex any databases that have .
The deadline scheduler is optimized to ensure efficient disk I/O for multi-threaded processes, and Mark Logic Server can have many simultaneous threads.
For information on the deadline scheduler, see the Red Hat documentation (for example, packages are required.****Red Hat Enterprise Linux 6 (x64) is also supported in a VMWare ESXi 5.5 (installed on bare metal) environment.*****Mac OS X is supported for development only.
Conversion (Office and PDF) and entity enrichment are not available on Mac OS X.
Mac OS X 10.8 or 10.9 (Mountain Lion or Mavericks) on a 64-bit capable processor is required (