Re: Installing libgcj consumes huge amounts of memory

[David Daney <ddaney at avtrex dot com>]

Tom Tromey wrote:
> > > > > > "Gerald" == Gerald Pfeifer <gerald@pfeifer.com> writes:
>
>
> Gerald> Is anyone seeing this?  With current 4.1 sources, on a machine
> Gerald> with "only" 1GB of main memory + 1GB swap, the following part
> Gerald> of `make install`
> [...]
> Gerald> spawns a recursive make (GNU make 3.80) that consumes some
> Gerald> 450MB of memory and triggers a system load of 12+, basically
> Gerald> rendering the machine dead for about a minute.
>
> Gerald> Any ideas how I could nail this down?  Anyone else seeing this?
>
> First, yeah, this is known.  And, kudos to HJ for trying to fix this
> in 'make'.
>
> I've been considering working around this problem by just redoing the
> whole .java->.class step whenever any .java file changes.  That would
> probably be slower for libgcj developers but at least wouldn't hugely
> hurt folks working elsewhere.  Also, most class library development
> happens in Classpath these days anyway.
>
> Any comments on this?



Maybe it could be a configure option.  If you want full dependencies use 
--with-libgcj-dependencies or something.

But I agree that the default should be no dependencies until most of the 
world has a make that can handle it.

David Daney.