From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Michael Albinus Newsgroups: gmane.emacs.devel Subject: Re: tramp "too many open files" [Re: bug#56606 Date: Mon, 20 Mar 2023 16:04:12 +0100 Message-ID: <87ttyfzcpf.fsf@gmx.de> References: <86ilnwafso.fsf@stephe-leake.org> <86a6989itv.fsf@stephe-leake.org> <8335f0qbvn.fsf@gnu.org> <831qujrjnm.fsf@gnu.org> <86h73ex91m.fsf@stephe-leake.org> <83k089omhb.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="14151"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: emacs-devel@gnu.org To: Madhu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Mar 20 16:05:14 2023 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1peH4U-0003Q9-1y for ged-emacs-devel@m.gmane-mx.org; Mon, 20 Mar 2023 16:05:14 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1peH3p-0005ei-BD; Mon, 20 Mar 2023 11:04:33 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1peH3n-0005eX-OU for emacs-devel@gnu.org; Mon, 20 Mar 2023 11:04:31 -0400 Original-Received: from mout.gmx.net ([212.227.17.20]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1peH3l-0006vd-OD for emacs-devel@gnu.org; Mon, 20 Mar 2023 11:04:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.de; s=s31663417; t=1679324653; i=michael.albinus@gmx.de; bh=fQXOia1YXHkX7uBV8uXB92SnJMMefWDwB8ltwrth9IM=; h=X-UI-Sender-Class:From:To:Cc:Subject:In-Reply-To:References:Date; b=kerCR38sJ8FRlB5NIOwn4GkJsX/T8tuWt58mnsC9qyI79jAG5RacA5tc2cEd+VlqL 4wG5K8JJQyUSudArDkJvvq0/5EFx9BwfvtICqZMcUmIDzezo9ngON1uXcWEYLQQ/GW 2qOAaPhivrGnBgep4IpdaQR7KlGXFIqwgDldfxxSdkS4G0CpCkf0kJtKRR/R2Oqj0A 6jh0APgd9vCzWkNYNDvqueLA7s35CePjoI0jmEavlY2dLWvTXxIei1LJFe/SBp9qCy /Ge3ZdsHNicd79qi4kfEqKz9vaDmmmZsfxNbuBLoYBvPRz2phAGVCxEqN5cNU9qIlB jwi7TeAywHckg== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Original-Received: from gandalf.gmx.de ([185.89.39.19]) by mail.gmx.net (mrgmx104 [212.227.17.168]) with ESMTPSA (Nemesis) id 1Mplbx-1qH8RE1qf7-00qCV9; Mon, 20 Mar 2023 16:04:13 +0100 In-Reply-To: (Madhu's message of "Mon, 20 Mar 2023 19:01:20 +0530") X-Provags-ID: V03:K1:KvV57Idca1jW3ebpJ4Ul69IcBuJtse1uNMolUFHFfGPiK4DWVIh ss5pfQe/vGcWNlgEna+/aUhn6a3ToXHa3DqYlv6vsImxhN5Zrr2zad6/PuLbYqLzUQbYxfT rLka32TkDND5CxWqWb2Sjggs69ZUnb405jBUetfucsp96ORPUULangx2aANOdpoS1+XyDGt zsNtRAR2FsVDn2dCJtF7w== UI-OutboundReport: notjunk:1;M01:P0:FR+pRrKrRWw=;NFLRfXZHge90VHYGVXWbouArXSv rtZA/RU0acLLZOvHpu+M1Y06DWNx9wtZhadaiKbWEnvEbEkgOZet8Vpgdt/QqIEKG2w4V+Tgg 1PU4fUK8KXBMkfXfXBmkoTU+zbwjCZJWIFgSY2RI+TnL5OHXivIsqDYt9+0IZbXqyQpSBDM/s M8NpCVOKr7GMNyx/JDCDRpnix7XfgJpiI53lk7cYYuIYB9U72gmccWy5ResWLQYq0y0NLZ7Xh HCJBBmGTBQxD5vsGQiU4t5MfGpHo5Ue6inBJVv1xl9StXtNzM61BtYbM2PeQmx/5ZbsuowVpl Tq4QPPf9vwhFh/V0nitoP0eEv7tuhlDeQj/MJPFz8oVhUD0qFEyJvxb3YL4COG2QEUHcbcDbi Clx2sNv8vDOfFTGZGVe+PoC5BKiG8iScBZEAZwyHih6NvSmlUbKnskAXnVhKaMFe4abiF7IY9 XNkc8wYRyYWSPg902Y4nq/n0jX46Wk4t87kTTOPcuWYt95785v2qvqut2iN5abzdbukbEh8US j2iznxAUIViuJH5B5bnqRAXfXCvupuZgxogunGKL8GTCQbhW5DyQ/UkZggcrSGLH0wDJjr9Ne CNnSoAPaKp0Z+5vLQQ3ct9F32VS9QB9+wK6NulN5A32kRkJoDOIl49T5wwxlepGZ5Kp4u5KG+ 5J2rPpUDfrYIb/dK55ccEQgVz72YbUa0SHxEUnqFtB7choYRGluJmz28TJ0g0arShS02Hozls rzIR8dbzavTdDOEvSRUNa7fRelG6YxRmZmvlZTBqpMnwhxx0CBtyx6zGtHrlCO6mYg5N9vFD Received-SPF: pass client-ip=212.227.17.20; envelope-from=michael.albinus@gmx.de; helo=mout.gmx.net X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:304602 Archived-At: Madhu writes: Hi, > The #56606 is archived and this may be unrelated and related to tramp, > but I wanted to note I encoutered something similar on recent master > (GNU Emacs 30.0.50 (build 2, x86_64-pc-linux-gnu, X toolkit, cairo > version 1.16.0, Xaw3d scroll bars) of 2023-03-18) native compilation. I might be wrong, but likely, bug#56606 is unrelated. > Running the image after it compiled, when trying to save a zip file > attachment in mew with y, I ran into the too many open files problem. > > ``` > $ lsof -n|wc -l > 59510 > $ lsof -n |grep tramp|wc -l > 4036 > ``` > > most of the entries in lsof were > ``` > COMMAND PID TID TASKCMD USER FD TYPE DEVICE SIZE > /OFF NODE NAME > emacs 30346 31097 gdbus madhu 865r REG 8,14 2 > 5318 1334064 /14/build/emacs/lisp/net/tramp-archive.elc > emacs 30346 31097 gdbus madhu 866r REG 8,14 2 > 5318 1334064 /14/build/emacs/lisp/net/tramp-archive.elc > emacs 30346 31097 gdbus madhu 867r REG 8,14 2 > 5318 1334064 /14/build/emacs/lisp/net/tramp-archive.elc > emacs 30346 31097 gdbus madhu 868r REG 8,14 2 > ``` Hmm. tramp-archive.el uses th GVFS file system to read a file archive. GVFS in this case uses libarchive(3). > Of course I could do nothing but kill the process. I updated mew to 6.9 > and tried the sequence again in a fresh emacs, but wasn't able to > reproduce this (but hit a vertico bug instead) > > If this looks familiar, or if someone has a clue about it, please tell > me. Maybe I should a bug report under the `tramp' product if I hit it > again. What I could imagine is, that Emacs has many of the files open from the zip file. However, mew shouldn't use tramp-archive.el ... Well, I'm not familiar with mew. Could you please write a bug report, which contains a recipe starting with "emacs -Q", and which tells how to reach the point when the error appeared as reported above. The recipe is also good when it doesn't show the error; I want to use it in order to see how tramp-archive.el comes into play. Best regards, Michael.