tools/testing/selftests/bpf/benchs/run_bench_htab_mem.sh

Source file repositories/reference/linux-study-clean/tools/testing/selftests/bpf/benchs/run_bench_htab_mem.sh

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/bpf/benchs/run_bench_htab_mem.sh
Extension
.sh
Size
857 bytes
Lines
41
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

source ./benchs/run_common.sh

set -eufo pipefail

htab_mem()
{
	echo -n "per-prod-op: "
	echo -n "$*" | sed -E "s/.* per-prod-op\s+([0-9]+\.[0-9]+ ± [0-9]+\.[0-9]+k\/s).*/\1/"
	echo -n -e ", avg mem: "
	echo -n "$*" | sed -E "s/.* memory usage\s+([0-9]+\.[0-9]+ ± [0-9]+\.[0-9]+MiB).*/\1/"
	echo -n ", peak mem: "
	echo "$*" | sed -E "s/.* peak memory usage\s+([0-9]+\.[0-9]+MiB).*/\1/"
}

summarize_htab_mem()
{
	local bench="$1"
	local summary=$(echo $2 | tail -n1)

	printf "%-20s %s\n" "$bench" "$(htab_mem $summary)"
}

htab_mem_bench()
{
	local name

	for name in overwrite batch_add_batch_del add_del_on_diff_cpu
	do
		summarize_htab_mem "$name" "$($RUN_BENCH htab-mem --use-case $name -p8 "$@")"
	done
}

header "preallocated"
htab_mem_bench "--preallocated"

header "normal bpf ma"
htab_mem_bench

Annotation

Implementation Notes