From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.user/9934 Path: news.gmane.org!not-for-mail From: Patrick May Newsgroups: gmane.emacs.gnus.user Subject: Slow header download on one group Date: Mon, 19 Nov 2007 10:17:17 -0500 Organization: Posted via Supernews, http://www.supernews.com Message-ID: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1195544476 28567 80.91.229.12 (20 Nov 2007 07:41:16 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 20 Nov 2007 07:41:16 +0000 (UTC) To: info-gnus-english@gnu.org Original-X-From: info-gnus-english-bounces+gegu-info-gnus-english=m.gmane.org@gnu.org Tue Nov 20 08:41:19 2007 Return-path: Envelope-to: gegu-info-gnus-english@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1IuNjJ-000459-HZ for gegu-info-gnus-english@m.gmane.org; Tue, 20 Nov 2007 08:41:09 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IuNj5-0003NW-MK for gegu-info-gnus-english@m.gmane.org; Tue, 20 Nov 2007 02:40:55 -0500 Original-Path: shelby.stanford.edu!headwall.stanford.edu!newsfeed.news2me.com!newsfeed.icl.net!newsfeed.fjserv.net!newsfeed.arcor.de!newsfeed.freenet.de!xlned.com!feeder1.xlned.com!border2.nntp.ams.giganews.com!nntp.giganews.com!feeder1.cambrium.nl!feed.tweaknews.nl!138.199.65.86.MISMATCH!sn-xt-ams-06!sn-xt-ams-03!sn-ams!sn-feed-ams-01!sn-post-ams-02!sn-post-sjc-01!supernews.com!news.supernews.com!not-for-mail Original-Newsgroups: gnu.emacs.gnus User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.1.50 (darwin) Cancel-Lock: sha1:c/PbPix+U6RWnrvQqBoPJOQ7JKE= Original-X-Complaints-To: abuse@supernews.com Original-Lines: 40 Original-Xref: shelby.stanford.edu gnu.emacs.gnus:80138 X-Mailman-Approved-At: Tue, 20 Nov 2007 02:40:52 -0500 X-BeenThere: info-gnus-english@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Announcements and discussions for GNUS, the GNU Emacs Usenet newsreader \(in English\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: info-gnus-english-bounces+gegu-info-gnus-english=m.gmane.org@gnu.org Errors-To: info-gnus-english-bounces+gegu-info-gnus-english=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.gnus.user:9934 Archived-At: I see especially slow header downloads when accessing one particular newsgroup. Even if that group shows only a dozen unread posts, it loads much more slowly than a groups with over a hundred. elp shows the following for the fast groups: Function Name Call Count Elapsed Time Average Time ============================================================================ ========== ============ ============ gnus-retrieve-headers 3 5.690393 1.8967976666 gnus-group-read-group 1 3.42949 3.42949 gnus-summary-read-group 1 3.429393 3.429393 gnus-summary-read-group-1 1 3.429363 3.429363 gnus-select-newsgroup 1 2.889938 2.889938 gnus-fetch-headers 1 2.650536 2.650536 gnus-cache-retrieve-headers 1 2.638718 2.638718 gnus-agent-retrieve-headers 1 2.637814 2.637814 The slow group shows: Function Name Call Count Elapsed Time Average Time ====================================================== ========== ============ ============ gnus-retrieve-headers 3 78.807254 26.269084666 gnus-group-read-group 1 47.025916 47.025916 gnus-summary-read-group 1 47.02571 47.02571 gnus-summary-read-group-1 1 47.025689 47.025689 gnus-select-newsgroup 1 42.567341 42.567341 gnus-fetch-headers 1 40.455486 40.455486 gnus-cache-retrieve-headers 1 39.304998 39.304998 gnus-agent-retrieve-headers 1 39.304134 39.304134 Could fragmentation in .newsrc.eld be the source of the problem? Thanks, Patrick ------------------------------------------------------------------------ S P Engineering, Inc. | Large scale, mission-critical, distributed OO | systems design and implementation. pjm@spe.com | (C++, Java, Common Lisp, Jini, middleware, SOA)