How can I find out what process has a file open?
To see the open files for a process, select a process from the list, select the View->Lower Panel View->Handles menu option. All of the handles of type “File” are the open files. Also, a great way to find which application has a file open is by using the Find->Handle or DLL menu option.
How do I clear open files in Linux?
5 Ways to Empty or Delete a Large File Content in Linux
- Empty File Content by Redirecting to Null.
- Empty File Using ‘true’ Command Redirection.
- Empty File Using cat/cp/dd utilities with /dev/null.
- Empty File Using echo Command.
- Empty File Using truncate Command.
Is it possible to check open file without lsof?
In linux, I use lsof to check the file is opened by which process. I have an android device, but no lsof command. Is it possible to find which process open the specific file ? I will use it to verify the MediaPlayer hold a fd, but it should be closed. Install busybox, it has a lsof command.
How to find open files in lsof Quickstart?
An alternative, if the application is dynamically linked is to attach a debugger to it and make it call close (fd) followed by a new open (“the-file”..). I’m surprised no one mentioned the lsof quickstart file (included with lsof). Section “3.a” shows how to find open, unlinked files: E.g.:
How to find and remove large files in process?
lsof -nP | grep ‘ (deleted)’. lsof -nP +L1, as mentioned by @user75021 is an even better (more reliable and more portable) option (list files that have fewer than 1 link). Or (on Linux): find /proc/*/fd -ls | grep ‘ (deleted)’. Or to find the large ones with zsh:
How to find out which processes are preventing…?
NFS export: lsof won’t detect that a tree is exported by a kernel NFS server. Another command that can serve in a pinch is fuser, which only lists PIDs of processes with open files on the device: Processes with open files are the usual culprits. Display them: