Reducing inode and dentry caches to keep OOM killer at bayWhen it comes to frustrating parts of the Linux kernel, OOM killer takes the cake. If it finds that applications are using too much memory on the server, it will kill process abruptly to free up memory for the system to use. I spent much of this week wrestling with a server that was in the clutches of OOM killer. There are a few processes on the server that keep it fairly busy. Two of the processe
