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: Making elp.el behave like a real profiler Date: Wed, 17 Aug 2022 11:18:56 +0200 Message-ID: <87v8qr2pof.fsf@gmx.de> References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23948"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Winston Carlile To: Winston Carlile via "Emacs development discussions." 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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" Xref: news.gmane.io gmane.emacs.devel:293536 Archived-At: --=-=-= Content-Type: text/plain Winston Carlile via "Emacs development discussions." writes: Hi Winston, > As a heavy TRAMP user I have been frustrated the past few > years with slowness, and painstakingly looked for ways to > remedy this. Along the way I started to explore Emacs' core > file API and with it the magic filename system, specifically > tramp-sh.el. I quickly came to realize its complexity and > the inadequacy of the Emacs Lisp Profiler in a highly > recursive and interconnected codebase. It is highly appreciated to work on this. However, don't expect that it will help much in Tramp optimization. In my experience, most time in Tramp is spent on wire. That is, sending commands to the remote shell, and reading the command's output. Compared with this, time spent in Elisp is not so important (although any optimization will be appreciated as well). In Tramp it is hard to compare the spent time. Mainly, due to different network latency in different environments. And this can change even in your local LAN over the day, so that you cannot be sure whether an applied optimization helps, or not. I know what I'm speaking about, because I'm working in this area the last weeks. What I use for Tramp optimization is to count the number of commands send to the remote host. The less commands are sent, the better. As a poor man's approach I trace the Tramp functions tramp-send-command (all commands sent to the remote shell go through this) and tramp-file-name-handler (all invocations of Tramp functionality pass this function). The latter is to know, what Emacs primitive function has caused a remote command. So I test something like this (let ((remote-file-name-inhibit-cache t)) ;; Do not use file caches. (trace-function-background 'tramp-send-command) (trace-function-background 'tramp-file-name-handler) (ignore-errors (kill-buffer trace-buffer)) ;; The test. (with-temp-buffer (insert-file-contents "/ssh::.emacs" nil 100 nil))) The *trace-output* for this example is appended. See also the discussion in bug#56342. Best regards, Michael. --=-=-= Content-Type: text/plain Content-Disposition: attachment ====================================================================== 1 -> (tramp-file-name-handler expand-file-name "/ssh::.emacs" nil) 1 <- tramp-file-name-handler: #("/ssh:gandalf:/home/albinus/.emacs" 5 12 (tramp-default t)) ====================================================================== 1 -> (tramp-file-name-handler insert-file-contents #("/ssh:gandalf:/home/albinus/.emacs" 5 12 (tramp-default t)) nil 100 nil nil) | 2 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/home/albinus/.emacs" 5 12 (tramp-default t)) nil) | 2 <- tramp-file-name-handler: #("/ssh:gandalf:/home/albinus/.emacs" 5 12 (tramp-default t)) | 2 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) nil) | 2 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) | 2 -> (tramp-file-name-handler file-writable-p #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t))) | | 3 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) nil) | | 3 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) | | 3 -> (tramp-file-name-handler file-exists-p #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t))) | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/" nil) "test -e /tmp/ 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 21 | | 3 <- tramp-file-name-handler: t | | 3 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/" nil) "test -w /tmp/ 2>/dev/null; echo tramp_exit_status $?") | | 3 <- tramp-send-command: 21 | 2 <- tramp-file-name-handler: t | 2 -> (tramp-file-name-handler expand-file-name "tramp." #("/ssh:gandalf:/tmp" 5 12 (tramp-default t))) | 2 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp." | 2 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp." "/tmp/") | 2 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp." | 2 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | 2 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | 2 -> (tramp-file-name-handler write-region "" nil #1="/ssh:gandalf:/tmp/tramp.aKjmrp" nil silent #1# excl) | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler file-truename "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 -> (tramp-file-name-handler file-remote-p "/ssh:gandalf:/tmp/tramp.aKjmrp" localname nil) | | | | 5 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | | 5 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 <- tramp-file-name-handler: "/tmp/tramp.aKjmrp" | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 -> (tramp-file-name-handler file-remote-p "/ssh:gandalf:/tmp/tramp.aKjmrp" localname nil) | | | | 5 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | | 5 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 <- tramp-file-name-handler: "/tmp/tramp.aKjmrp" | | | 4 -> (tramp-file-name-handler file-remote-p "/ssh:gandalf:/tmp/tramp.aKjmrp" nil nil) | | | | 5 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | | 5 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:" | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "\\readlink --canonicalize-missing /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 39 | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 -> (tramp-file-name-handler file-symlink-p "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | | 5 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | | 5 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | | 5 -> (tramp-file-name-handler file-attributes "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | | | 6 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | | | 6 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | | | 6 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "tramp_stat_file_attributes /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | | | 6 <- tramp-send-command: 25 | | | | 5 <- tramp-file-name-handler: nil | | | 4 <- tramp-file-name-handler: nil | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler file-exists-p "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "test -e /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 21 | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-file-name-handler file-locked-p "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 -> (tramp-file-name-handler make-lock-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 <- tramp-file-name-handler: nil | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler file-attributes "/ssh:gandalf:/tmp/tramp.aKjmrp" integer) | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "tramp_stat_file_attributes /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 25 | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler file-attributes "/ssh:gandalf:/tmp/tramp.aKjmrp" integer) | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "tramp_stat_file_attributes /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 25 | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler file-acl "/ssh:gandalf:/tmp/tramp.aKjmrp") | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler file-selinux-context "/ssh:gandalf:/tmp/tramp.aKjmrp") | | 3 <- tramp-file-name-handler: (nil nil nil nil) | | 3 -> (tramp-file-name-handler file-name-nondirectory "/ssh:gandalf:/tmp/tramp.aKjmrp") | | 3 <- tramp-file-name-handler: "tramp.aKjmrp" | | 3 -> (tramp-file-name-handler file-remote-p "/ssh:gandalf:/tmp/tramp.aKjmrp" nil nil) | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 <- tramp-file-name-handler: "/ssh:gandalf:" | | 3 -> (tramp-file-name-handler lock-file "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 -> (tramp-file-name-handler file-locked-p "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | | 5 -> (tramp-file-name-handler make-lock-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | | 5 <- tramp-file-name-handler: nil | | | 4 <- tramp-file-name-handler: nil | | | 4 -> (tramp-file-name-handler make-lock-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 <- tramp-file-name-handler: nil | | | 4 -> (tramp-file-name-handler make-lock-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 <- tramp-file-name-handler: nil | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "cat /tmp/tramp.aKjmrp") | | 3 <- tramp-send-command: 1 | | 3 -> (tramp-file-name-handler file-name-directory "/ssh:gandalf:/tmp/tramp.aKjmrp") | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/" | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/" nil) | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/" | | 3 -> (tramp-file-name-handler directory-file-name "/ssh:gandalf:/tmp/") | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp" | | 3 -> (tramp-file-name-handler file-modes "/ssh:gandalf:/tmp" nil) | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp" | | | 4 -> (tramp-file-name-handler file-attributes "/ssh:gandalf:/tmp") | | | | 5 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp" nil) | | | | 5 <- tramp-file-name-handler: "/ssh:gandalf:/tmp" | | | | 5 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp" nil) "tramp_stat_file_attributes /tmp 2>/dev/null; echo tramp_exit_status $?") | | | | 5 <- tramp-send-command: 122 | | | 4 <- tramp-file-name-handler: (t 43 0 0 (25339 54877 0 0) (25340 45027 0 0) (25340 45027 0 0) 10240 "drwxrwxrwt" t 1 (-1 . 1)) | | 3 <- tramp-file-name-handler: 1023 | | 3 -> (tramp-file-name-handler tramp-set-file-uid-gid "/ssh:gandalf:/tmp/tramp.aKjmrp" 1000 1000) | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | | 4 -> (tramp-file-name-handler file-exists-p "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | | 5 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "test -e /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | | 5 <- tramp-send-command: 21 | | | 4 <- tramp-file-name-handler: t | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil "gandalf" nil "/tmp/tramp.aKjmrp" nil) "chown 1000:1000 /tmp/tramp.aKjmrp") | | | 4 <- tramp-send-command: 1 | | 3 <- tramp-file-name-handler: 1 | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" "~/") | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler set-file-acl "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" nil) | | | 4 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-file-name-handler expand-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp" "~/") | | 3 <- tramp-file-name-handler: "/ssh:gandalf:/tmp/tramp.aKjmrp" | | 3 -> (tramp-file-name-handler set-file-selinux-context "/ssh:gandalf:/tmp/tramp.aKjmrp" (nil nil nil nil)) | | 3 <- tramp-file-name-handler: nil | | 3 -> (tramp-file-name-handler unlock-file "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 -> (tramp-file-name-handler make-lock-file-name "/ssh:gandalf:/tmp/tramp.aKjmrp") | | | 4 <- tramp-file-name-handler: nil | | 3 <- tramp-file-name-handler: nil | 2 <- tramp-file-name-handler: nil | 2 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/home/albinus/.emacs" nil) "dd bs=1 skip=100 if=/home/albinus/.emacs of=/tmp/tramp.aKjmrp") | 2 <- tramp-send-command: 98 | 2 -> (tramp-file-name-handler file-local-copy #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | 3 -> (tramp-file-name-handler file-truename #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | | 4 -> (tramp-file-name-handler file-remote-p #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) localname nil) | | | | 5 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | | 5 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | 4 <- tramp-file-name-handler: "/tmp/tramp.aKjmrp" | | | 4 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | 4 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | 4 -> (tramp-file-name-handler file-remote-p #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) localname nil) | | | | 5 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | | 5 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | 4 <- tramp-file-name-handler: "/tmp/tramp.aKjmrp" | | | 4 -> (tramp-file-name-handler file-remote-p #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil nil) | | | | 5 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | | 5 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | 4 <- tramp-file-name-handler: #("/ssh:gandalf:" 5 12 (tramp-default t)) | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/tramp.aKjmrp" nil) "\\readlink --canonicalize-missing /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 39 | | | 4 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | 4 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | 4 -> (tramp-file-name-handler file-symlink-p #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | | | 5 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | | 5 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | | 5 -> (tramp-file-name-handler file-attributes #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | | | | 6 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | | | 6 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | | | 6 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/tramp.aKjmrp" nil) "tramp_stat_file_attributes /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | | | 6 <- tramp-send-command: 151 | | | | 5 <- tramp-file-name-handler: (nil 1 1000 1000 (25340 45027 0 0) (25340 45027 0 0) (25340 45027 0 0) 40997 "-rw-r--r--" nil 862941 (-1 . 1)) | | | 4 <- tramp-file-name-handler: nil | | 3 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | 3 -> (tramp-file-name-handler file-name-nondirectory #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | 3 <- tramp-file-name-handler: "tramp.aKjmrp" | | 3 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | 3 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | 3 -> (tramp-file-name-handler file-attributes #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | | 4 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | 4 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/tramp.aKjmrp" nil) "tramp_stat_file_attributes /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 151 | | 3 <- tramp-file-name-handler: (nil 1 1000 1000 (25340 45027 0 0) (25340 45027 0 0) (25340 45027 0 0) 40997 "-rw-r--r--" nil 862941 (-1 . 1)) | | 3 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) nil) | | 3 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) | | 3 -> (tramp-file-name-handler file-writable-p #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t))) | | | 4 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) nil) | | | 4 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t)) | | | 4 -> (tramp-file-name-handler file-exists-p #("/ssh:gandalf:/tmp/" 5 12 (tramp-default t))) | | | | 5 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/" nil) "test -e /tmp/ 2>/dev/null; echo tramp_exit_status $?") | | | | 5 <- tramp-send-command: 21 | | | 4 <- tramp-file-name-handler: t | | | 4 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/" nil) "test -w /tmp/ 2>/dev/null; echo tramp_exit_status $?") | | | 4 <- tramp-send-command: 21 | | 3 <- tramp-file-name-handler: t | | 3 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/tramp.aKjmrp" nil) "(env GZIP= gzip /dev/null; echo tramp_exit_status $?") | | 3 <- tramp-send-command: 15235 | | 3 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | 3 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | 3 -> (tramp-file-name-handler file-modes #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | 4 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | 4 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | 4 -> (tramp-file-name-handler file-attributes #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | | | 5 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | | | 5 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | | | 5 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/tramp.aKjmrp" nil) "tramp_stat_file_attributes /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | | | 5 <- tramp-send-command: 151 | | | 4 <- tramp-file-name-handler: (nil 1 1000 1000 (25340 45027 0 0) (25340 45027 0 0) (25340 45027 0 0) 40997 "-rw-r--r--" nil 862941 (-1 . 1)) | | 3 <- tramp-file-name-handler: 420 | 2 <- tramp-file-name-handler: "/tmp/tramp.bQeiWI.aKjmrp" | 2 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | 2 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | 2 -> (tramp-file-name-handler file-directory-p #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t))) | | 3 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/tramp.aKjmrp" nil) "test -d /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | 3 <- tramp-send-command: 21 | 2 <- tramp-file-name-handler: nil | 2 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | 2 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | 2 -> (tramp-file-name-handler delete-file #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | 3 -> (tramp-file-name-handler expand-file-name #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) nil) | | 3 <- tramp-file-name-handler: #("/ssh:gandalf:/tmp/tramp.aKjmrp" 5 12 (tramp-default t)) | | 3 -> (tramp-send-command (tramp-file-name "ssh" nil nil #("gandalf" 0 7 (tramp-default t)) nil "/tmp/tramp.aKjmrp" nil) "rm -f /tmp/tramp.aKjmrp 2>/dev/null; echo tramp_exit_status $?") | | 3 <- tramp-send-command: 21 | 2 <- tramp-file-name-handler: nil 1 <- tramp-file-name-handler: (#("/ssh:gandalf:/home/albinus/.emacs" 5 12 (tramp-default t)) 40997) --=-=-=--