Chuck Ebbert <[EMAIL PROTECTED]> wrote: > > +Controls overcommit of system memory:
It should explain what "overcommit" is. > + > +0 - Heuristic overcommit handling. Obvious overcommits of > + address space are refused. Used for a typical system. It > + ensures a seriously wild allocation fails while allowing > + overcommit to reduce swap usage. root is allowed to > + allocate slighly more memory in this mode. This is the > + default. > + > +1 - Always overcommit. Appropriate for some scientific > + applications. > + > +2 - Don't overcommit. The total address space commit > + for the system is not permitted to exceed swap + a > + configurable percentage (default is 50) of physical RAM. Configurable how? > + Depending on the percentage you use, in most situations > + this means a process will not be killed while accessing > + pages but will receive errors on memory allocation as > + appropriate. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
