Touch up Dockerfile

Docker/Dockerfile

@@ -1,8 +1,8 @@
 FROM ubuntu:20.04
 ARG DEBIAN_FRONTEND=noninteractive 
 #the above line is avoid interaction
-RUN apt update && apt install -y wget git build-essential net-tools iproute2 iperf iputils-ping libgmp-dev libbsd-dev libssl-dev libboost-all-dev iproute2 iperf iputils-ping wget cargo cmake numactl time
+RUN apt update && apt install -y wget git build-essential net-tools iproute2 iperf iputils-ping cargo numactl time m4
 WORKDIR /root
 COPY . ramen
 WORKDIR /root/ramen
-RUN cargo build --release --example=bench_doram
+RUN cargo build --release --example=bench_doram