nexus

Nexus, i.e. file cache used by the current level, in KB.

0 .. 200000

var, read-only

Displayed in the statistics panel.
The nexus limit can be given by the -nx command line option and can be read through the max_nexus variable..

if (max_nexus - nexus > 30000)
{
  ent_create("big_model.mdl",nullvector, null);
}