you have to be a bit careful just doing -j for large compiles (eg linux kernel) on small boxes, it tends to kill the whole box. I've found it safer to do '-j N' where N is twice the number of CPUs? (we have a utils function to get that).
On Fri, Aug 13, 2010 at 4:49 PM, Eric Li(李咏竹) <[email protected]> wrote: > The idea here is to add -j option to most of our client tests at pre-build > stage. From our experiment, it reduced almost 50% of our build time. > The original author of this CL is CCed. > > Index: client/common_lib/utils.py > =================================================================== > --- client/common_lib/utils.py (revision 4747) > +++ client/common_lib/utils.py (working copy) > @@ -1165,6 +1165,16 @@ > system('%s %s' % (configure, ' '.join(args))) > > > +def make(extra='', make='make', timeout=None, ignore_status=False): > + """ > + Run make, adding MAKEOPTS to the list of options. > + > + �...@param extra: extra command line arguments to pass to make. > + """ > + cmd = '%s %s %s' % (make, os.environ.get("MAKEOPTS", ""), extra) > + return system(cmd, timeout=timeout, ignore_status=ignore_status) > + > + > def compare_versions(ver1, ver2): > """Version number comparison between ver1 and ver2 strings. > > -- > Eric Li > 李咏竹 > Google Kirkland > > > _______________________________________________ Autotest mailing list [email protected] http://test.kernel.org/cgi-bin/mailman/listinfo/autotest
