From mboxrd@z Thu Jan 1 00:00:00 1970 From: Junio C Hamano Subject: Re: Git is not scalable with too many refs/* Date: Mon, 26 Sep 2011 13:07:25 -0700 Message-ID: <7vvcsf130i.fsf@alter.siamese.dyndns.org> References: <4DF6A8B6.9030301@op5.se> <201109261207.52736.mfick@codeaurora.org> <88a00eadcbb4a7946dbe8d70dd0e933d@quantumfyre.co.uk> <201109261401.38624.mfick@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Julian Phillips , git@vger.kernel.org To: Martin Fick X-From: git-owner@vger.kernel.org Mon Sep 26 22:07:34 2011 Return-path: Envelope-to: gcvg-git-2@lo.gmane.org Received: from vger.kernel.org ([209.132.180.67]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1R8HSf-0005Yd-Og for gcvg-git-2@lo.gmane.org; Mon, 26 Sep 2011 22:07:34 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752957Ab1IZUH3 (ORCPT ); Mon, 26 Sep 2011 16:07:29 -0400 Received: from b-pb-sasl-quonix.pobox.com ([208.72.237.35]:34987 "EHLO smtp.pobox.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751622Ab1IZUH2 (ORCPT ); Mon, 26 Sep 2011 16:07:28 -0400 Received: from smtp.pobox.com (unknown [127.0.0.1]) by b-sasl-quonix.pobox.com (Postfix) with ESMTP id CD6F35113; Mon, 26 Sep 2011 16:07:27 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; s=sasl; bh=d/0mim/Jy/asN1JxI/BqIyGVQ98=; b=WpY543 kREz1SNzkIqv9b0EMwTyT/r3gMlxS2PnmM3cAyu8jEGex2B7QpEybuXsfrmfg7Gt tKNoQNa1PoNM+fwg5DUMvRx5TkWe/O8ngn0FZVeMKEKx1f+qaC3nRgNIhSh+vfHb OQ7vmEVIrfqDWchnFmpC2kAu2EAovLi3BQBBk= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; q=dns; s=sasl; b=QJhVQD3GCDA5fK87du5my9y1CBa5p5Kj Fkn65Uv8V8V9d9pJ2z7Ft8KoxyongmslwIXiyZP9jg0IhxaA3jJh1I0PII5iptjr T4H8qC+jHAUWYma43BkzyrY5NE+cUpHWnto/dOPvDXldoo40miIZrSg2Z2B0pu4K MtWc+w5EXis= Received: from b-pb-sasl-quonix.pobox.com (unknown [127.0.0.1]) by b-sasl-quonix.pobox.com (Postfix) with ESMTP id C48955111; Mon, 26 Sep 2011 16:07:27 -0400 (EDT) Received: from pobox.com (unknown [76.102.170.102]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by b-sasl-quonix.pobox.com (Postfix) with ESMTPSA id 54257510F; Mon, 26 Sep 2011 16:07:27 -0400 (EDT) In-Reply-To: <201109261401.38624.mfick@codeaurora.org> (Martin Fick's message of "Mon, 26 Sep 2011 14:01:38 -0600") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.2 (gnu/linux) X-Pobox-Relay-ID: 2829C444-E87B-11E0-BC07-9DB42E706CDE-77302942!b-pb-sasl-quonix.pobox.com Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: Martin Fick writes: > After a gc, the repo does perform the similar to the > uncompressed one (which was achieved via gc). After gc, it > takes ~.05s do to a 'git branch' with 1.7.6 and > git.1.7.7.rc0.72.g4b5ea. It also takes a bit more than 15s > with the patch reverted. So it appears that compression is > not likely the culprit, but rather the need to be gced. Isn't packing refs part of "gc" these days?