-RUN mkdir /gperftools && git clone https://github.com/gperftools/gperftools.git /gperftools &&\
- cd /gperftools && git checkout gperftools-2.5 && ./autogen.sh && ./configure --prefix=$PWD/lib &&\
- make install && mv lib/lib/libtcmalloc_minimal.so.4.3.0 /usr/lib && cd / && rm -rf /gperftools
-
-RUN mkdir /lockless && cd /lockless && curl -O https://locklessinc.com/downloads/lockless_allocator_linux.tgz &&\
- tar zxf lockless_allocator_linux.tgz && mv lockless_allocator_linux/64bit/libllalloc.so.1.4 /usr/lib &&\
- cd / && rm -rf /lockless
-
-ADD rb_thread_fd_close.patch /tmp/rb_thread_fd_close.patch