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What is Mtime in find?
as you probably know from the atime, ctime and mtime post, the mtime is a file property confirming the last time the file was modified. find uses mtime option to identify files based on when they were modified.
What does a find command do?
The find command in UNIX is a command line utility for walking a file hierarchy. It can be used to find files and directories and perform subsequent operations on them. It supports searching by file, folder, name, creation date, modification date, owner and permissions.
What does Mtime do in Linux?
Modified timestamp (mtime) indicates the last time the contents of a file were modified. For example, if new contents were added, deleted, or replaced in a file, the modified timestamp is changed. To view the modified timestamp, we can simple use the ls command with -l option.
Does LS show Mtime or Ctime?
You can view the ctime with the ls -lc command. You can view the atime with the ls -lu command. mtime — The mtime–modify time–is the time when the actual contents of a file was last modified. This is the time displayed in a long directoring listing (ls -l).
How is Mtime used in the find command?
So I will describe find’s use of the -mtime option. As you probably know, the find command can run for minutes or hours depending on the size of the filesystem being searched. The find command makes a note of its own start time. It then looks at a file’s mtime and computes how many seconds ago the file was modified.
What does the primary do in find-mtime?
-mtime n The primary shall evaluate as true if the file modification time subtracted from the initialization time, divided by 86400 (with any remainder discarded), is n. Interestingly, the description of find does not further specify ‘initialization time’.
What does the find mtime do in POSIX?
The POSIX specification for find says: -mtime n The primary shall evaluate as true if the file modification time subtracted from the initialization time, divided by 86400 (with any remainder discarded), is n. Interestingly, the description of find does not further specify ‘initialization time’.
Why does find-mtime + 1 only return files older than 2 days?
See also Why does find -mtime +1 only return files older than 2 days? for an explanation of the rounding behavior. Not the answer you’re looking for? Browse other questions tagged find or ask your own question.