55 lines
1.7 KiB
Bash
55 lines
1.7 KiB
Bash
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#!/usr/bin/env bash
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set -euo pipefail
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# Build Google TCMalloc (gperftools) locally for LD_PRELOAD benchmarking.
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#
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# Output:
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# - deps/gperftools/install/lib/libtcmalloc.so (or libtcmalloc_minimal.so)
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#
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# Usage:
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# scripts/setup_tcmalloc_gperftools.sh
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#
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# Notes:
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# - This script does not change any build defaults in this repo.
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# - If your system already has libtcmalloc, you can skip building and just set
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# TCMALLOC_SO to that path when running allocator comparisons.
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root_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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deps_dir="${root_dir}/deps"
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src_dir="${deps_dir}/gperftools-src"
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install_dir="${deps_dir}/gperftools/install"
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mkdir -p "${deps_dir}"
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if command -v ldconfig >/dev/null 2>&1; then
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if ldconfig -p 2>/dev/null | rg -q "libtcmalloc(_minimal)?\\.so"; then
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echo "[tcmalloc] Found system tcmalloc via ldconfig:"
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ldconfig -p | rg "libtcmalloc(_minimal)?\\.so" | head
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echo "[tcmalloc] You can set TCMALLOC_SO to one of the above paths and skip local build."
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fi
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fi
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if [[ ! -d "${src_dir}/.git" ]]; then
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echo "[tcmalloc] Cloning gperftools into ${src_dir}"
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git clone --depth=1 https://github.com/gperftools/gperftools "${src_dir}"
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fi
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echo "[tcmalloc] Building gperftools (this may require autoconf/automake/libtool)"
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cd "${src_dir}"
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./autogen.sh
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./configure --prefix="${install_dir}" --disable-static
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make -j"$(nproc)"
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make install
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echo "[tcmalloc] Build complete."
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echo "[tcmalloc] Install dir: ${install_dir}"
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ls -la "${install_dir}/lib" | rg "libtcmalloc" || true
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echo ""
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echo "Next:"
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echo " export TCMALLOC_SO=\"${install_dir}/lib/libtcmalloc.so\""
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echo " # or: ${install_dir}/lib/libtcmalloc_minimal.so"
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echo " scripts/bench_allocators_compare.sh --scenario mixed --iterations 50"
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