basic-benchmark: portable Fedora benchmark kit
Headless + headed suites with power/thermal logging and efficiency reporting. Includes PassMark, llama.cpp, app workloads (LibreOffice/GEGL/Inkscape/GIMP), a GOVERNOR selector, compare-report.py, and captured results.
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128
capture-specs.sh
Executable file
128
capture-specs.sh
Executable file
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#!/usr/bin/env bash
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#
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# basic-benchmark / capture-specs.sh
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# Capture a machine spec sheet for whatever host this is run on. Portable across
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# Fedora (and most Linux) systems — no assumptions about hardware or user.
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#
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# ./capture-specs.sh # writes specs.txt and specs-detailed.txt
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# ./capture-specs.sh before # writes specs-<tag>.txt / specs-detailed-<tag>.txt
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#
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# Run this on the machine being benchmarked, right before its benchmark pass.
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set -u
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TAG="${1:-}"
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suffix=""
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[ -n "$TAG" ] && suffix="-$TAG"
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DIR="$(cd "$(dirname "$0")" && pwd)"
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OUT_SUMMARY="$DIR/specs$suffix.txt"
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OUT_DETAIL="$DIR/specs-detailed$suffix.txt"
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have() { command -v "$1" >/dev/null 2>&1; }
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line() { printf '%s\n' "$*"; }
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cpu_model() {
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local m
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m="$(sed -n 's/^model name[[:space:]]*: *//p' /proc/cpuinfo 2>/dev/null | head -1)"
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[ -z "$m" ] && m="$(lscpu 2>/dev/null | sed -n 's/^Model name: *//p' | head -1)"
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printf '%s' "${m:-unknown}"
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}
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mem_gib() { awk '/MemTotal/{printf "%.1f", $2/1048576}' /proc/meminfo; }
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vram_gib() {
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local m=0 v
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for f in /sys/class/drm/card*/device/mem_info_vram_total; do
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[ -r "$f" ] || continue
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v="$(cat "$f" 2>/dev/null)"; [ -n "$v" ] && [ "$v" -gt "$m" ] 2>/dev/null && m="$v"
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done
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[ "$m" -gt 0 ] && awk -v m="$m" 'BEGIN{printf "%.1f", m/1073741824}' || printf 'n/a'
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}
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gpus() {
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if have lspci; then
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lspci -nn 2>/dev/null | grep -Ei 'vga|3d|display' | sed 's/^/ /'
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else
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line ' (lspci unavailable)'
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fi
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}
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disks() {
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if have lsblk; then
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lsblk -d -o NAME,SIZE,ROTA,TRAN,MODEL 2>/dev/null | sed 's/^/ /'
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else
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line ' (lsblk unavailable)'
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fi
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}
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tool_versions() {
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for c in 7z openssl fio stress-ng sysbench sensors turbostat cpupower \
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glmark2 vkmark glxinfo vulkaninfo phoronix-test-suite python3 \
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libreoffice inkscape gegl gimp; do
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have "$c" && printf ' %-20s %s\n' "$c" "$("$c" --version 2>&1 | head -1)"
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done
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local pt="$DIR/tools/pt/PerformanceTest/PerformanceTest_Linux_x86-64"
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[ -x "$pt" ] && printf ' %-20s %s\n' "PassMark" "$(sha256sum "$pt" | cut -c1-16)"
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local lb="$DIR/tools/llama/bin/llama-bench"
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[ -x "$lb" ] && printf ' %-20s %s\n' "llama-bench" "$(cd "$DIR/tools/llama/bin" && LD_LIBRARY_PATH="$PWD" ./llama-bench --version 2>&1 | head -1)"
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}
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{
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line "basic-benchmark — spec sheet"
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line "host: $(hostname) user: $(id -un) captured $(date -Is)"
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[ -n "$TAG" ] && line "tag: $TAG"
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} > "$OUT_SUMMARY"
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{
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line " ,---."
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line " / . \\ $(id -un)@$(hostname) — benchmark baseline"
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line " | (o) | -----------------------------------------------"
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printf ' \\ %-3s / OS: %s\n' " " "$( . /etc/os-release 2>/dev/null; printf '%s' "${PRETTY_NAME:-unknown Linux}" )"
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printf ' `---%s Kernel: %s\n' " " "$(uname -r)"
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line " CPU: $(cpu_model)"
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line " Memory: $(mem_gib) GiB"
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line " GPU VRAM: $(vram_gib) GiB"
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line " Fedora: $(rpm -E %fedora 2>/dev/null || echo n/a) Packages: $(rpm -qa 2>/dev/null | wc -l)"
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if have systemctl && systemctl is-active graphical.target >/dev/null 2>&1; then
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line " Session: graphical"
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else
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line " Session: headless"
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fi
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} > "$OUT_SUMMARY"
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{
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line "############################################################"
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line "# basic-benchmark — machine spec (captured)"
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line "# host: $(hostname) user: $(id -un) $(date -Is)"
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line "############################################################"
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line ""
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line " OS"
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line " Distro: $( . /etc/os-release 2>/dev/null; printf '%s' "${PRETTY_NAME:-unknown}" )"
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line " Kernel: $(uname -r)"
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line " Arch: $(uname -m)"
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line " Uptime: $(uptime -p 2>/dev/null || uptime)"
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line " Packages: $(rpm -qa 2>/dev/null | wc -l) rpm"
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line ""
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line " CPU"
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line " Model: $(cpu_model)"
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if have lscpu; then lscpu 2>/dev/null | grep -E '^(Architecture|CPU\(s\)|Thread|Core|Socket|L[123] |NUMA|Virtualization)' | sed 's/^/ /'; fi
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line ""
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line " MEMORY"
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line " Total: $(mem_gib) GiB"
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line " Swap: $(free -h 2>/dev/null | awk '/Swap/{print $2}')"
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line ""
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line " STORAGE"
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disks
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line ""
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line " GPU(s)"
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gpus
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line " Largest VRAM: $(vram_gib) GiB"
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line ""
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line " TOOL VERSIONS"
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tool_versions
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line ""
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line " THERMALS (current)"
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have sensors && sensors 2>/dev/null | sed 's/^/ /' || line " (lm_sensors not installed)"
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line ""
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line "NOTE This is a captured baseline. Capture 'after' the same way once the"
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line " system changes; the kit compares the two."
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} > "$OUT_DETAIL"
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printf 'wrote %s\n' "$OUT_SUMMARY"
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printf 'wrote %s\n' "$OUT_DETAIL"
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