lock file shell script
Apart from locking the file itself, you could create a file used as a lock (a lockfile). There are a bunch of utilities for this, e.g. procmail has lockfile , and in Debian, ... , NAME flock - Manage locks from shell scripts SYNOPSIS flock [-sxon] [-w timeout] lockfile [-c] command... flock [-sxon] [-w timeout] lockdir [-c] ...
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 lock file shell script 相關參考資料
File Lock on Linux - Stack Overflow
Try this: Script A are open file then set attribute chattr +i test.txt and after script A are done use chattr -i test.txt . For example: Script A chattr +i ... https://stackoverflow.com How to do locking a file from a shell script? - Unix & Linux Stack ...
Apart from locking the file itself, you could create a file used as a lock (a lockfile). There are a bunch of utilities for this, e.g. procmail has lockfile , and in Debian, ... https://unix.stackexchange.com Linux 小撇步：利用flock來做同步和非同步應用 - RPubs
NAME flock - Manage locks from shell scripts SYNOPSIS flock [-sxon] [-w timeout] lockfile [-c] command... flock [-sxon] [-w timeout] lockdir [-c] ... https://rpubs.com Linux 防止Shell 指令稿重複執行教學- G. T. Wang
這裡介紹如何防止Linux 的Shell 指令稿重複被執行，確保同一時間只有一個 ... 鎖定檔案（lock file）: 依據特定的檔案是否存在來判斷是否已經有另外 ... https://blog.gtwang.org lockfile - Unix, Linux Command - Tutorialspoint
lockfile - Unix, Linux Command - If the number of retries expires before all files have been created, lockfile returns failure and removes all the files it created up ... https://www.tutorialspoint.com Quick-and-dirty way to ensure only one instance of a shell script ...
Here's an implementation that uses a lockfile and echoes a PID into it. This serves as ... There are examples on the man page as to how to use it in a shell script. https://stackoverflow.com use of lockfile in script and it significance - Unix & Linux Stack ...
The point of lockfile is to protect the execution of some commands with a lock (also called mutex). That is, consider the following program: https://unix.stackexchange.com Using Lock Files for Job Control in Bash Scripts - Putorius
A basic lock file is when you create a file to be used as a lock. The existence of the file will be a signal to any subsequent instance of the script not to run. When the script exits, you delete the... https://www.putorius.net What is the best way to ensure only one instance of a Bash script ...
Advisory locking has been used for ages and it can be used in bash scripts. I prefer simple flock (from util-linux[-ng] ) over lockfile (from procmail ). And always ... https://stackoverflow.com 防止Shell Script 重複執行 - Linux 技術手札
要防止Shell Script 重複執行，一般上會用lock file 及PID 的方法，不論是lock file 還是PID，除了用Bash 外，用其他程式語言(如Perl, PHP, Python) 寫 ... https://www.opencli.com |