Package: erlang-tools

"erlang-tools" package binaries on CentOS:

/usr/lib64/erlang/lib/tools-2.6.6.5/bin/emem

You may install this package on CentOS with yum install erlang-tools

"erlang-tools" package binaries on Debian:

/usr/lib/erlang/lib/tools-2.7/bin/emem

You may install this package on Debian with apt-get install erlang-tools