From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff King Subject: Re: git gc taking forever to reflog expire --all Date: Tue, 11 May 2010 01:01:34 -0400 Message-ID: <20100511050134.GA9413@coredump.intra.peff.net> References: <0C5B1A89-551A-4EC8-862A-C306A286FAF4@adacore.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Cc: git List To: Geert Bosch X-From: git-owner@vger.kernel.org Tue May 11 07:01:45 2010 connect(): No such file or directory 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 1OBhbA-0001wE-Uw for gcvg-git-2@lo.gmane.org; Tue, 11 May 2010 07:01:41 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753607Ab0EKFBg (ORCPT ); Tue, 11 May 2010 01:01:36 -0400 Received: from peff.net ([208.65.91.99]:34774 "EHLO peff.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752962Ab0EKFBf (ORCPT ); Tue, 11 May 2010 01:01:35 -0400 Received: (qmail 16752 invoked by uid 107); 11 May 2010 05:01:51 -0000 Received: from coredump.intra.peff.net (HELO coredump.intra.peff.net) (10.0.0.2) by peff.net (qpsmtpd/0.40) with (AES128-SHA encrypted) SMTP; Tue, 11 May 2010 01:01:51 -0400 Received: by coredump.intra.peff.net (sSMTP sendmail emulation); Tue, 11 May 2010 01:01:34 -0400 Content-Disposition: inline In-Reply-To: <0C5B1A89-551A-4EC8-862A-C306A286FAF4@adacore.com> Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: On Mon, May 10, 2010 at 01:58:11PM -0400, Geert Bosch wrote: > On my recent MacBook Pro, I gave up after reflog expire --all > had chewed up 30 minutes of perfectly fine CPU time. There are some corner cases that can cause the expire-unreachable algorithm to behave badly. The fix is b4ca1db (reflog --expire-unreachable: avoid merge-base computation, 2010-04-07), but hasn't been included in a release yet. In the meantime, you can work around it with: git config gc.reflogExpireUnreachable never -Peff