From: Nicolas Pitre Date: Wed, 29 Aug 2007 15:20:25 GMT Subject: Re: git-import.sh using git-fast-import Message-ID: In-Reply-To: <20070829041120.GA25779@coredump.intra.peff.net> On Wed, 29 Aug 2007, Jeff King wrote: > On Tue, Aug 28, 2007 at 11:47:25PM -0400, Shawn O. Pearce wrote: > > > Yea, so like the parallel pack-objects experiment that Nico had > > done recently we decreased wall-clock time at the expense of using a > > larger amount of the system resources. That is bad as we use more > > CPU time than we saved in wallclock time. Usually a bad tradeoff, > > unless you have a realtime requirement you have to meet. > > It depends. If we all have 64-core processors in a few years, then it > might be a better tradeoff. Depends. In the experiment I did, I clearly identified flaws showing that the direction was bad and that another approach has to be pursued. Thinking in terms of 64-core processors is no excuse for bad designs. > Of course, some users might want to optimize > for wall-clock time, while others want power consumption, etc. Better get both at the same time when possible. Nicolas