Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758540AbZAHEEB (ORCPT ); Wed, 7 Jan 2009 23:04:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751810AbZAHEDv (ORCPT ); Wed, 7 Jan 2009 23:03:51 -0500 Received: from mx1.redhat.com ([66.187.233.31]:59723 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750905AbZAHEDu (ORCPT ); Wed, 7 Jan 2009 23:03:50 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit From: Roland McGrath To: Sam Ravnborg Cc: linux-kernel@vger.kernel.org Subject: kbuild vs ccache X-Fcc: ~/Mail/linus X-Zippy-Says: I'm also pre-POURED pre-MEDITATED and pre-RAPHAELITE!! Message-Id: <20090108040336.28B10FC3E0@magilla.sf.frob.com> Date: Wed, 7 Jan 2009 20:03:36 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1448 Lines: 48 make clean; ccache -s > before-`git describe`; make -j9; ccache -s > after-`git describe`; diff -u {before,after}-`git describe` v2.6.28: -cache hit 737661 -cache miss 979624 -called for link 78268 +cache hit 738093 = +432 +cache miss 980524 = +900 +called for link 78289 = +21 multiple source files 373 compile failed 5679 preprocessor error 1594 -not a C/C++ file 44512 +not a C/C++ file 44549 = +37 1332 cacheable 58 uncacheable v2.6.28-7485-g9e42d0c: -cache hit 738096 = +9 +cache hit 738105 cache miss 980524 = +0 -called for link 78293 +called for link 79659 = +1366 multiple source files 373 compile failed 5679 preprocessor error 1594 -not a C/C++ file 44549 = +1384 +not a C/C++ file 45933 9 cacheable 2750 uncacheable What changed? Thanks, Roland -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/