From: Shawn Pearce Date: Sat, 09 Jul 2011 00:42:38 GMT Subject: Re: [PATCH 2/2] pack-objects: optimize "recency order" Message-ID: In-Reply-To: <7vfwmgfkzo.fsf@alter.siamese.dyndns.org> On Fri, Jul 8, 2011 at 15:47, Junio C Hamano wrote: > This updates the codepath to write commit objects so that when a commit is > emitted, its parents are scheduled to be output next (but this does not go > recursively), in the hope that it may help a typical "rev-list" traversal. > > I've tried various workloads from the previous message; while this patch > does not regress any of them significantly, it does not seem to improve > them significantly, either. I'll have to do some more testing then... I feel like this improves things when the underlying storage has higher latency than 0 (aka cold cache, or NFS). But its good to hear this didn't make the workloads worse. :-) -- Shawn.