diff --git a/.buildkite/code.pipeline.yml b/.buildkite/code.pipeline.yml
index 03398827dd7..d1b4c811000 100644
--- a/.buildkite/code.pipeline.yml
+++ b/.buildkite/code.pipeline.yml
@@ -202,6 +202,7 @@ steps:
       - "build-rust-runtimes"
     command:
       - trap 'buildkite-agent artifact upload "coverage-*.txt;/tmp/oasis-node-test_*/test-node.log"' EXIT
+      - sleep 100000
       - .buildkite/go/test_and_coverage.sh
     retry:
       <<: *retry_agent_failure
diff --git a/docker/oasis-core-dev/Dockerfile b/docker/oasis-core-dev/Dockerfile
index a0d687f9762..0151c8c05eb 100644
--- a/docker/oasis-core-dev/Dockerfile
+++ b/docker/oasis-core-dev/Dockerfile
@@ -34,6 +34,8 @@ RUN apt-get update -qq && apt-get upgrade -qq && apt-get install -qq \
     # for seccomp Go bindings support
     libseccomp-dev \
     bubblewrap && \
+    # Compression libs for RocksDB.
+    zlib1g-dev libbz2-dev liblz4-dev libzstd-dev && \
     apt-get autoclean && apt-get autoremove && rm -rf /var/cache/apt/archives/* && \
     # for linting Git commits
     pip install gitlint
@@ -82,18 +84,6 @@ RUN wget https://dl.google.com/go/go${GO_VERSION}.linux-amd64.tar.gz && \
     go install mvdan.cc/gofumpt@${GOFUMPT_VERSION} && \
     go install golang.org/x/tools/cmd/goimports@${GOIMPORTS_VERSION}
 
-# Install RocksDB.
-RUN \
-  wget -q https://github.com/facebook/rocksdb/archive/v${ROCKSDB_VERSION}.tar.gz \
-  # Ensure checksum matches. TODO
-  && tar -zxf v${ROCKSDB_VERSION}.tar.gz \
-  && cd rocksdb-${ROCKSDB_VERSION} \
-  && DEBUG_LEVEL=0 make -j4 shared_lib \
-  && make install-shared \
-  && ldconfig \
-  && cd .. \
-  && rm -rf v${ROCKSDB}.tar.gz rocksdb-${ROCKSDB}
-
 # Install jemalloc (used by BadgerDB).
 RUN wget -O jemalloc.tar.bz2 \
     https://github.com/jemalloc/jemalloc/releases/download/${JEMALLOC_VERSION}/jemalloc-${JEMALLOC_VERSION}.tar.bz2 && \
@@ -108,3 +98,16 @@ RUN wget -O jemalloc.tar.bz2 \
     make && \
     make install && \
     cd .. && rm jemalloc.tar.bz2 && rm -rf jemalloc-${JEMALLOC_VERSION}
+
+# Install RocksDB.
+RUN \
+  wget -q https://github.com/facebook/rocksdb/archive/v${ROCKSDB_VERSION}.tar.gz \
+  # Ensure checksum matches. TODO
+  && tar -zxf v${ROCKSDB_VERSION}.tar.gz \
+  && cd rocksdb-${ROCKSDB_VERSION} \
+  # TODO: clashes with jemalloc used by BadgerDB.
+  && DEBUG_LEVEL=0 ROCKSDB_DISABLE_JEMALLOC=1 make -j4 shared_lib \
+  && make install-shared \
+  && ldconfig \
+  && cd .. \
+  && rm -rf v${ROCKSDB_VERSION}.tar.gz rocksdb-${ROCKSDB_VERSION}
diff --git a/go/Makefile b/go/Makefile
index 51786fe8432..6dacde631fb 100644
--- a/go/Makefile
+++ b/go/Makefile
@@ -6,6 +6,7 @@ ifneq ($(GOLDFLAGS),)
 endif
 
 # Initialize GO_TAGS variable to hold the build tags.
+# TODO: actually only oasis-node needs to be built with these, other binaries not.
 GO_TAGS :=
 
 # Include jemalloc tag unless explicitly disabled (used by badgerdb).