From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.emacs.gnus.general/44423 Path: main.gmane.org!not-for-mail From: Simon Josefsson Newsgroups: gmane.emacs.gnus.general Subject: Re: nnimap slow for message copy Date: Fri, 26 Apr 2002 19:23:46 +0200 (CEST) Sender: owner-ding@hpc.uh.edu Message-ID: References: NNTP-Posting-Host: localhost.gmane.org Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Trace: main.gmane.org 1019841913 30903 127.0.0.1 (26 Apr 2002 17:25:13 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Fri, 26 Apr 2002 17:25:13 +0000 (UTC) Cc: ding Return-path: Original-Received: from malifon.math.uh.edu ([129.7.128.13]) by main.gmane.org with esmtp (Exim 3.33 #1 (Debian)) id 1719T6-00082K-00 for ; Fri, 26 Apr 2002 19:25:13 +0200 Original-Received: from sina.hpc.uh.edu ([129.7.128.10] ident=lists) by malifon.math.uh.edu with esmtp (Exim 3.20 #1) id 1719Sa-00049p-00; Fri, 26 Apr 2002 12:24:40 -0500 Original-Received: by sina.hpc.uh.edu (TLB v0.09a (1.20 tibbs 1996/10/09 22:03:07)); Fri, 26 Apr 2002 12:24:54 -0500 (CDT) Original-Received: from sclp3.sclp.com (qmailr@sclp3.sclp.com [209.196.61.66]) by sina.hpc.uh.edu (8.9.3/8.9.3) with SMTP id MAA12128 for ; Fri, 26 Apr 2002 12:24:44 -0500 (CDT) Original-Received: (qmail 3712 invoked by alias); 26 Apr 2002 17:23:50 -0000 Original-Received: (qmail 3707 invoked from network); 26 Apr 2002 17:23:49 -0000 Original-Received: from 178.230.13.217.in-addr.dgcsystems.net (HELO yxa.extundo.com) (217.13.230.178) by gnus.org with SMTP; 26 Apr 2002 17:23:49 -0000 Original-Received: from yxa.extundo.com (localhost.localdomain [127.0.0.1]) by yxa.extundo.com (8.12.2/8.12.2) with ESMTP id g3QHNkKg020649; Fri, 26 Apr 2002 19:23:47 +0200 Original-Received: from localhost (jas@localhost) by yxa.extundo.com (8.12.2/8.12.1/Submit) with ESMTP id g3QHNkqe020646; Fri, 26 Apr 2002 19:23:46 +0200 X-Authentication-Warning: yxa.extundo.com: jas owned process doing -bs Original-To: Nicolas Kowalski In-Reply-To: Precedence: list X-Majordomo: 1.94.jlt7 Xref: main.gmane.org gmane.emacs.gnus.general:44423 X-Report-Spam: http://spam.gmane.org/gmane.emacs.gnus.general:44423 On Fri, 26 Apr 2002, Nicolas Kowalski wrote: > I have noticed some time ago that Pine is really faster at > moving/copying mail from an IMAP folder to another, when both folders > are on the same server. I also noticed that Gnus is really slow when > performing the same action. > > The following *imap-log* shows what happens when I do a copy 'B c' > from one nnimap group to another, on the same server. The [...] > contains the message. It seems lime Gnus never uses the IMAP COPY > command. Is not there an optimization to do ? Yup. Do you want to do it? :-) The problem is that the Gnus backend interface doesn't use COPY when copying something, I think, so it ends up using fetch+store. Of course, the nnimap backend could detect this situation and use COPY instead. (As it does when moving messages, I think.)