If memory serves me there is a system level cron job that cleans up the 
file system.  I've lost some files that were dropped into tmp and had some 
permissions changed also. Can't remember the actual file name so good luck!

73,
Rod
-- 


On August 21, 2016 07:53:09 Rich Shepard <[email protected]> wrote:

>    There are two partitions owned by root that have 777 permissions so I can
> write to them: /opt and /tmp. The former is where external, third-party
> applications reside. Now and then when I try to download a new version of an
> application to /opt I cannot because the permissions have reverted to the
> default, 755.
>
>    I fix this so I can download the file and all is well for a while. Until
> it isn't.
>
>    Not being aware of what I might have done that caused the permissions to
> revert I would like to learn if there is some way to log when and why the
> permissions change. While returning the perms to 777 is easy it's annoying
> to have to do this unexpectedly.
>
>    Ideas wanted.
>
> Rich
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