Summary: Hope these scripts will allow people to run/repro benchmark easily I think it is time to re-run flash benchmarks and report results Please comment if any other benchmark runs are needed Test Plan: ran it Reviewers: yhchiang, igor, sdong Reviewed By: igor Subscribers: dhruba, MarkCallaghan, leveldb Differential Revision: https://reviews.facebook.net/D23139main
Lei Jin
10 years ago
parent
dee91c259d
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add22e3515
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#!/bin/bash |
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# REQUIRE: db_bench binary exists in the current directory |
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|
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if [ $# -ne 1 ]; then |
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echo "./benchmark.sh [bulkload/fillseq/overwrite/filluniquerandom/readrandom/readwhilewriting]" |
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exit 0 |
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fi |
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|
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# size constants |
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K=1024 |
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M=$((1024 * K)) |
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G=$((1024 * M)) |
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|
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if [ -z $DB_DIR ]; then |
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echo "DB_DIR is not defined" |
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exit 0 |
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fi |
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if [ -z $WAL_DIR ]; then |
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echo "WAL_DIR is not defined" |
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exit 0 |
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fi |
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|
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output_dir=${OUTPUT_DIR:-/tmp/} |
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if [ ! -d $output_dir ]; then |
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mkdir -p $output_dir |
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fi |
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|
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num_read_threads=${NUM_READ_THREADS:-16} |
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writes_per_second=${WRITES_PER_SEC:-$((80 * K))} # (only for readwhilewriting) |
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cache_size=$((16 * G)) |
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duration=${DURATION:-0} |
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num_keys=${NUM_KEYS:-$((1 * G))} |
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key_size=20 |
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value_size=800 |
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const_params=" |
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--db=$DB_DIR \ |
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--wal_dir=$WAL_DIR \ |
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\ |
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--num_levels=6 \ |
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--key_size=$key_size \ |
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--value_size=$value_size \ |
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--block_size=4096 \ |
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--cache_size=$cache_size \ |
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--cache_numshardbits=6 \ |
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--compression_type=snappy \ |
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--compression_ratio=0.5 \ |
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\ |
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--hard_rate_limit=2 \ |
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--rate_limit_delay_max_milliseconds=1000000 \ |
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--write_buffer_size=$((128 * M)) \ |
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--max_write_buffer_number=2 \ |
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--target_file_size_base=$((128 * M)) \ |
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--max_bytes_for_level_base=$((1 * G)) \ |
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\ |
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--sync=0 \ |
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--disable_data_sync=1 \ |
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--verify_checksum=1 \ |
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--delete_obsolete_files_period_micros=$((60 * M)) \ |
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--max_grandparent_overlap_factor=10 \ |
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\ |
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--statistics=1 \ |
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--stats_per_interval=1 \ |
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--stats_interval=$((1 * M)) \ |
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--histogram=1 \ |
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\ |
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--memtablerep=skip_list \ |
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--bloom_bits=10 \ |
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--open_files=$((20 * K))" |
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|
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l0_config=" |
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--level0_file_num_compaction_trigger=8 \ |
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--level0_slowdown_writes_trigger=16 \ |
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--level0_stop_writes_trigger=24" |
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|
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if [ $duration -gt 0 ]; then |
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const_params="$const_params --duration=$duration" |
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fi |
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params_r="$const_params $l0_config --max_background_compactions=4 --max_background_flushes=1" |
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params_w="$const_params $l0_config --max_background_compactions=16 --max_background_flushes=16" |
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params_bulkload="$const_params --max_background_compactions=16 --max_background_flushes=16 \ |
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--level0_file_num_compaction_trigger=$((100 * M)) \ |
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--level0_slowdown_writes_trigger=$((100 * M)) \ |
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--level0_stop_writes_trigger=$((100 * M))" |
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|
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function run_bulkload { |
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echo "Bulk loading $num_keys random keys into database..." |
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cmd="./db_bench $params_bulkload --benchmarks=fillrandom \ |
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--use_existing_db=0 \ |
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--num=$num_keys \ |
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--disable_auto_compactions=1 \ |
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--disable_data_sync=1 \ |
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--threads=1 2>&1 | tee $output_dir/benchmark_bulkload_fillrandom.log" |
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echo $cmd | tee $output_dir/benchmark_bulkload_fillrandom.log |
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eval $cmd |
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echo "Compacting..." |
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cmd="./db_bench $params_w --benchmarks=compact \ |
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--use_existing_db=1 \ |
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--num=$num_keys \ |
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--disable_auto_compactions=1 \ |
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--disable_data_sync=1 \ |
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--threads=1 2>&1 | tee $output_dir/benchmark_bulkload_compact.log" |
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echo $cmd | tee $output_dir/benchmark_bulkload_compact.log |
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eval $cmd |
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} |
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function run_fillseq { |
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echo "Loading $num_keys keys sequentially into database..." |
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cmd="./db_bench $params_w --benchmarks=fillseq \ |
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--use_existing_db=0 \ |
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--num=$num_keys \ |
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--threads=1 2>&1 | tee $output_dir/benchmark_fillseq.log" |
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echo $cmd | tee $output_dir/benchmark_fillseq.log |
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eval $cmd |
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} |
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function run_overwrite { |
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echo "Loading $num_keys keys sequentially into database..." |
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cmd="./db_bench $params_w --benchmarks=overwrite \ |
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--use_existing_db=1 \ |
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--num=$num_keys \ |
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--threads=1 2>&1 | tee $output_dir/benchmark_overwrite.log" |
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echo $cmd | tee $output_dir/benchmark_overwrite.log |
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eval $cmd |
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} |
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function run_filluniquerandom { |
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echo "Loading $num_keys unique keys randomly into database..." |
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cmd="./db_bench $params_w --benchmarks=filluniquerandom \ |
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--use_existing_db=0 \ |
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--num=$num_keys \ |
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--threads=1 2>&1 | tee $output_dir/benchmark_filluniquerandom.log" |
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echo $cmd | tee $output_dir/benchmark_filluniquerandom.log |
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eval $cmd |
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} |
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function run_readrandom { |
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echo "Reading $num_keys random keys from database..." |
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cmd="./db_bench $params_r --benchmarks=readrandom \ |
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--use_existing_db=1 \ |
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--num=$num_keys \ |
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--threads=$num_read_threads \ |
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--disable_auto_compactions=1 \ |
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2>&1 | tee $output_dir/benchmark_readrandom.log" |
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echo $cmd | tee $output_dir/benchmark_readrandom.log |
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eval $cmd |
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} |
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function run_readwhilewriting { |
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echo "Reading $num_keys random keys from database whiling writing.." |
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cmd="./db_bench $params_r --benchmarks=readwhilewriting \ |
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--use_existing_db=1 \ |
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--num=$num_keys \ |
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--threads=$num_read_threads \ |
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--writes_per_second=$writes_per_second \ |
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2>&1 | tee $output_dir/benchmark_readwhilewriting.log" |
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echo $cmd | tee $output_dir/benchmark_readwhilewriting.log |
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eval $cmd |
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} |
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function now() { |
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echo `date +"%s"` |
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} |
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report="$output_dir/report.txt" |
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# print start time |
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echo "===== Benchmark =====" |
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# Run!!! |
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IFS=',' read -a jobs <<< $1 |
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for job in ${jobs[@]}; do |
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echo "Start $job at `date`" | tee -a $report |
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start=$(now) |
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if [ $job = bulkload ]; then |
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run_bulkload |
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elif [ $job = fillseq ]; then |
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run_fillseq |
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elif [ $job = overwrite ]; then |
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run_overwrite |
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elif [ $job = filluniquerandom ]; then |
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run_filluniquerandom |
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elif [ $job = readrandom ]; then |
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run_readrandom |
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elif [ $job = readwhilewriting ]; then |
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run_readwhilewriting |
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else |
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echo "unknown job $job" |
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exit |
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fi |
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end=$(now) |
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echo "Complete $job in $((end-start)) seconds" | tee -a $report |
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if [[ $job = readrandom || $job = readwhilewriting ]]; then |
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qps=$(grep "micros\/op" "$output_dir/benchmark_$job.log" | grep "ops\/sec" | awk '{print $5}') |
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line=$(grep "rocksdb.db.get.micros" "$output_dir/benchmark_$job.log") |
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p50=$(echo $line | awk '{print $7}') |
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p99=$(echo $line | awk '{print $13}') |
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echo "Read latency p50 = $p50 us, p99 = $p99 us" | tee -a $report |
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echo "QPS = $qps ops/sec" | tee -a $report |
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fi |
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done |
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@ -0,0 +1,45 @@ |
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#!/bin/bash |
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# REQUIRE: benchmark.sh exists in the current directory |
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# After execution of this script, log files are generated in $output_dir. |
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# report.txt provides a high level statistics |
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|
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# Size constants |
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K=1024 |
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M=$((1024 * K)) |
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G=$((1024 * M)) |
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n=$((1 * G)) |
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wps=$((80 * K)) |
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duration=$((6 * 60 * 60)) |
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num_read_threads=24 |
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# Update these parameters before execution !!! |
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db_dir="/tmp/rocksdb/" |
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wal_dir="/tmp/rocksdb/" |
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output_dir="/tmp/output" |
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# Test 1: bulk load |
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OUTPUT_DIR=$output_dir NUM_KEYS=$n DB_DIR=$db_dir WAL_DIR=$wal_dir \ |
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./benchmark.sh bulkload |
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# Test 2: sequential fill |
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OUTPUT_DIR=$output_dir NUM_KEYS=$n DB_DIR=$db_dir WAL_DIR=$wal_dir \ |
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./benchmark.sh fillseq |
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# Test 3: overwrite |
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OUTPUT_DIR=$output_dir NUM_KEYS=$n DB_DIR=$db_dir WAL_DIR=$wal_dir \ |
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./benchmark.sh overwrite |
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# Prepare: populate DB with random data |
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OUTPUT_DIR=$output_dir NUM_KEYS=$n DB_DIR=$db_dir WAL_DIR=$wal_dir \ |
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./benchmark.sh filluniquerandom |
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# Test 4: random read |
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OUTPUT_DIR=$output_dir NUM_KEYS=$n DB_DIR=$db_dir WAL_DIR=$wal_dir \ |
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DURATION=$duration NUM_READ_THREADS=$num_read_threads \ |
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./benchmark.sh readrandom |
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# Test 5: random read while writing |
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OUTPUT_DIR=$output_dir NUM_KEYS=$n DB_DIR=$db_dir WAL_DIR=$wal_dir \ |
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DURATION=$duration NUM_READ_THREADS=$num_read_threads WRITES_PER_SECOND=$wps \ |
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./benchmark.sh readwhilewriting |
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