One thing I really like about Windows server compared to Mac OS X Server is the ability to quickly see what files are currently open, and who has them open.<BR><BR>I assume the only thing I can do on ...

Click for a PDF containing this and four other essential Linux articles. Both of the aliases below will list whatever files are open on your behalf when you are logged in. I suspect that few sysadmins ...

Today I was working on a Linux server without lsof. I'd like to know what app is using a certain file. How do I do that? I'm using Red Hat 3.4.6-3 (Linux version 2.6.9-55.ELsmp).

You have probably used lsof from time to time, probably when tracking down some sort of problem. But maybe you haven’t tried all of its permutations or looked at it just to get a deeper understanding ...