Just a quick check on your post. You mention a LANDesk Core, but you're posting on the Service Desk section of the community. Are you referring to Service Desk, if so the best place to get the real detail is in the product docs covering the scaling and specification of the system, otherwise one of my colleagues may well be able to move this post to the LDMS section, or you can just repost there.
Otherwise if it is Landesk Management Suite, straight out the manual
All Management Suite services hosted on one server (up to
For Management Suite management domains with 1,000 devices or fewer, you can install the
core server, console, Web console server, and the core database on one server. For these
networks, you may want to consider using the default Microsoft MSDE database, which is
generally easier to maintain. Your server should at least meet these system requirements
before you install Management Suite in a 1,000 or less device configuration.
Intel Xeon Dual Core 32-bit or 64-bit processor
4 GB of RAM
100/1000 Megabit network adapter
72 GB of free disk space on 10K RPM or faster drives or arrays
Microsoft SQL Express 2005 has a 4 gigabyte limitation. If this limitation is reached, the core
server will stop functioning properly and the database will no longer be able to write more data. It is
possible that each agent could use as much as 2-4 megabyte or more so be careful to monitor the disk
usage and upgrade to a full version of SQL prior to reaching the 4 gigabyte limit