You need tcl 8.5 or newer in order to run the Redis test.

安装Redis，运行make test的时候出错：

You need tcl 8.5 or newer in order to run the Redis test make: *** [test] Error 1

安装tcl：

wget http://downloads.sourceforge.net/tcl/tcl8.6.1-src.tar.gz

sudo tar xzvf tcl8.6.1-src.tar.gz -C /usr/local/

cd /usr/local/tcl8.6.1/unix/

sudo ./configure

sudo make

sudo make install