Package cgroup implements parsing for all the cgroup categories and functionality in a simple way.

Package ioutil implements some I/O utility functions which are not covered by the standard library.

Package lock - implements filesystem locking wrappers around an open file descriptor.

Package mimedb is a database of file extension to mime content-type.

Package trie implements a simple trie tree for minio server/tools borrows idea from - https://godoc.org/golang.org/x/text/internal/triegen.