gcj with non-4k page size

Sat Oct 27 17:51:00 GMT 2007

Thiemo Seufer wrote:
> David Daney wrote:
> [snip]
> >> The package builds fine on machines with 4k pagesize. I wonder if you
> >> ever tried other page sizes, or if this is a known bug.
> >>
> >> 
> > It looks like you were doing a build with make -jx where x was not 1
> > (probably 3).
>> I was 4 (in a 4-core system).
> The succeeding build used 1 (with a UP kernel).
>> > Compiling HTML_401F takes a very large amount of memory
> > (and time). I wonder if the out-of-memory-killer killed it. That would
> > be consistent with the displayed symptoms. jc1 gets killed by the OOM
> > killer and prints no diagnostics, then the gcj driver program reports
> > the error you see.
> >
> > How much memory is on the system? How much swap? All of the objects it
> > looks like it was simultaneously compiling (HTML_401F, javax/swing, and
> > javax/swing/plaf/basic) cause the compiler to use a lot of memory.
> > HTML_401F uses close to 500MB and can take 20-30 minutes to compile.
>> 1G RAM, and accidentially no swap. (The swap layout is incompatible
> between kernel pagesizes, so it was disabled.)
>> I run now a test build on the machine with swap enabled.

FYI, this worked fine. Thanks for the hint where to look. :-)
Thiemo