Re: port-i386/39336: building NetBSD with build.sh's `-j 32' option fails

[Ray Phillips <r.phillips%uq.edu.au@localhost>]

The following reply was made to PR port-i386/39336; it has been noted by GNATS.

From: Ray Phillips <r.phillips%uq.edu.au@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-i386/39336: building NetBSD with build.sh's `-j 32'
 option  fails
Date: Mon, 11 Aug 2008 17:03:40 +1000

 >The following reply was made to PR port-i386/39336; it has been 
 >noted by GNATS.
 >
 >From: David Holland <dholland-bugs%netbsd.org@localhost>
 >To: Ray Phillips <r.phillips%uq.edu.au@localhost>, 
 >gnats-bugs%netbsd.org@localhost
 >Cc: port-i386-maintainer%netbsd.org@localhost, 
 >gnats-admin%netbsd.org@localhost,
 >      netbsd-bugs%netbsd.org@localhost
 >Subject: Re: port-i386/39336: building NetBSD with build.sh's `-j 32'
 >      option  fails
 >Date: Mon, 11 Aug 2008 06:54:51 +0000
 >
 >  On Mon, Aug 11, 2008 at 12:05:04AM +0000, Ray Phillips wrote:
 >   >>  Are you sure you're not running out of swap ? You may have indications
 >   >>  of this in the tail of 'dmesg', if you didn't reboot your system since
 >   >>  this run.
 >   > 
 >   >  That is what happened Manuel; thanks.  The last two lines of dmesg's
 >   >  output were:
 >   > 
 >   >  UVM: pid 28069 (cc1), uid 0 killed: out of swap
 >   >  UVM: pid 25759 (cc1), uid 0 killed: out of swap
 >
 >  Yup.
 >
 >   >  This machine (a 333 MHz PII) has 256 MB RAM and about the same amount
 >   >  of swap space.  Can you say how much swap space it would need to
 >   >  complete the build?  Assuming it had enough, no doubt it would take
 >   >  considerably longer to finish than the ~ twenty-nine hours it took
 >   >  without the -j option?
 >
 >  A 32-way build? Probably a gig or two. And then it'll probably take
 >  weeks to run, thrashing hard the whole time.
 >
 >  On a one-processor machine, you're not likely to get any speed gains
 >  by going higher than -j2 or maybe -j3, and even then it only helps if
 >  you have enough RAM, which you don't.
 
 
 Thanks David.  Sorry for the noise.
 
 
 Ray