From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#18626: 24.3.94; communication with subprocess is slow Date: Sun, 05 Oct 2014 22:04:07 +0300 Message-ID: <83y4sumj88.fsf@gnu.org> References: <85wq8ge3gr.fsf@stephe-leake.org> <85d2a8dzkh.fsf@stephe-leake.org> <83lhowgrr3.fsf@gnu.org> <854mviej2x.fsf@stephe-leake.org> <8338b2oa0j.fsf@gnu.org> <85r3ymcr0u.fsf@stephe-leake.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1412535927 6786 80.91.229.3 (5 Oct 2014 19:05:27 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 5 Oct 2014 19:05:27 +0000 (UTC) Cc: 18626@debbugs.gnu.org To: Stephen Leake Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Oct 05 21:05:20 2014 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Xar7P-0004aj-Gq for geb-bug-gnu-emacs@m.gmane.org; Sun, 05 Oct 2014 21:05:19 +0200 Original-Received: from localhost ([::1]:48396 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xar7O-0003l0-Rp for geb-bug-gnu-emacs@m.gmane.org; Sun, 05 Oct 2014 15:05:18 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43892) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xar7F-0003ke-QU for bug-gnu-emacs@gnu.org; Sun, 05 Oct 2014 15:05:15 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xar78-0001sf-PL for bug-gnu-emacs@gnu.org; Sun, 05 Oct 2014 15:05:09 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:43342) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xar78-0001rz-LT for bug-gnu-emacs@gnu.org; Sun, 05 Oct 2014 15:05:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Xar77-0005CQ-Ou for bug-gnu-emacs@gnu.org; Sun, 05 Oct 2014 15:05:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 05 Oct 2014 19:05:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18626 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 18626-submit@debbugs.gnu.org id=B18626.141253585319925 (code B ref 18626); Sun, 05 Oct 2014 19:05:01 +0000 Original-Received: (at 18626) by debbugs.gnu.org; 5 Oct 2014 19:04:13 +0000 Original-Received: from localhost ([127.0.0.1]:34906 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Xar6H-0005BF-9z for submit@debbugs.gnu.org; Sun, 05 Oct 2014 15:04:13 -0400 Original-Received: from mtaout24.012.net.il ([80.179.55.180]:45828) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Xar6B-0005B4-C4 for 18626@debbugs.gnu.org; Sun, 05 Oct 2014 15:04:07 -0400 Original-Received: from conversion-daemon.mtaout24.012.net.il by mtaout24.012.net.il (HyperSendmail v2007.08) id <0NCZ00I00IPXQY00@mtaout24.012.net.il> for 18626@debbugs.gnu.org; Sun, 05 Oct 2014 21:58:00 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by mtaout24.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NCZ00H6NJCNXI30@mtaout24.012.net.il>; Sun, 05 Oct 2014 21:58:00 +0300 (IDT) In-reply-to: <85r3ymcr0u.fsf@stephe-leake.org> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:94180 Archived-At: > From: Stephen Leake > Cc: 18626@debbugs.gnu.org > Date: Sun, 05 Oct 2014 13:25:53 -0500 > > > in any case, reading from subprocesses was not changed in any way, > > only writing to subprocesses was. > > Yes. It is still a problem on Windows; 12 seconds to read a megabyte is > unacceptably slow for my real application. I can help you time the various parts of the machinery involved in reading from the subprocesses on Windows, if you'd like to pursue this further. What about writing to subprocesses -- is that sufficiently fast if the delay in send_process is decreased to 10 ms?