[root@mydb06 ~]# innodb_space
/usr/lib/ruby/gems/1.8/gems/bindata-2.4.1/lib/bindata.rb:5: BinData requires ruby >= 1.9.3. Use BinData version 1.8.x instead (RuntimeError)
from /usr/lib/ruby/site_ruby/1.8/rubygems/core_ext/kernel_require.rb:59:in `gem_original_require'
from /usr/lib/ruby/site_ruby/1.8/rubygems/core_ext/kernel_require.rb:59:in `require'
from /usr/lib/ruby/gems/1.8/gems/innodb_ruby-0.9.15/lib/innodb/util/buffer_cursor.rb:3
from /usr/lib/ruby/site_ruby/1.8/rubygems/core_ext/kernel_require.rb:59:in `gem_original_require'
from /usr/lib/ruby/site_ruby/1.8/rubygems/core_ext/kernel_require.rb:59:in `require'
from /usr/lib/ruby/gems/1.8/gems/innodb_ruby-0.9.15/lib/innodb.rb:20
from /usr/lib/ruby/site_ruby/1.8/rubygems/core_ext/kernel_require.rb:59:in `gem_original_require'
from /usr/lib/ruby/site_ruby/1.8/rubygems/core_ext/kernel_require.rb:59:in `require'
from /usr/lib/ruby/gems/1.8/gems/innodb_ruby-0.9.15/bin/innodb_space:6
from /usr/bin/innodb_space:19:in `load'
from /usr/bin/innodb_space:19
[root@mydb06 ~]# ruby --version
ruby 2.1.2p95 (2014-05-08 revision 45877) [x86_64-linux]
[root@mydb06 ~]#
Could you please help me to fix it.