readwhilewriting benchmark

Summary:
Added readwhilewriting benchmark to our regression tests.
Changed block cache shards from 16 to 64, as Mark found that cache mutex contention is a big bottleneck.

Test Plan: Ran it.

Reviewers: dhruba, haobo, MarkCallaghan, xjin

Reviewed By: MarkCallaghan

CC: leveldb

Differential Revision: https://reviews.facebook.net/D15075
main
Igor Canadi 11 years ago
parent 5575316350
commit d0406675c2
  1. 60
      build_tools/regression_build_test.sh

@ -50,7 +50,7 @@ make release
--num=$NUM \
--writes=$NUM \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--statistics=1 \
@ -68,7 +68,7 @@ make release
--num=$NUM \
--writes=$((NUM / 10)) \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--statistics=1 \
@ -87,7 +87,7 @@ make release
--num=$NUM \
--writes=$NUM \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--statistics=1 \
@ -106,7 +106,7 @@ make release
--num=$NUM \
--reads=$((NUM / 5)) \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--disable_seek_compaction=1 \
@ -126,7 +126,7 @@ make release
--num=$NUM \
--reads=$((NUM / 5)) \
--cache_size=104857600 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--disable_seek_compaction=1 \
@ -147,7 +147,7 @@ make release
--reads=$((NUM / 5)) \
--writes=512 \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--write_buffer_size=1000000000 \
--open_files=55000 \
@ -169,7 +169,7 @@ make release
--num=$((NUM / 4)) \
--writes=$((NUM / 4)) \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--statistics=1 \
@ -179,6 +179,25 @@ make release
--sync=0 \
--threads=1 > /dev/null
# dummy test just to compact the data
./db_bench \
--benchmarks=readrandom \
--db=$DATA_DIR \
--use_existing_db=1 \
--bloom_bits=10 \
--num=$((NUM / 1000)) \
--reads=$((NUM / 1000)) \
--cache_size=6442450944 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--statistics=1 \
--histogram=1 \
--disable_data_sync=1 \
--disable_wal=1 \
--sync=0 \
--threads=16 > /dev/null
# measure readrandom after load with filluniquerandom with 6GB block cache
./db_bench \
--benchmarks=readrandom \
@ -188,7 +207,7 @@ make release
--num=$((NUM / 4)) \
--reads=$((NUM / 4)) \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--disable_seek_compaction=1 \
@ -200,6 +219,28 @@ make release
--sync=0 \
--threads=16 > ${STAT_FILE}.readrandom_filluniquerandom
# measure readwhilewriting after load with filluniquerandom with 6GB block cache
./db_bench \
--benchmarks=readwhilewriting \
--db=$DATA_DIR \
--use_existing_db=1 \
--bloom_bits=10 \
--num=$((NUM / 4)) \
--reads=$((NUM / 4)) \
--writes_per_second=1000 \
--write_buffer_size=100000000 \
--cache_size=6442450944 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--open_files=55000 \
--disable_seek_compaction=1 \
--statistics=1 \
--histogram=1 \
--disable_data_sync=1 \
--disable_wal=1 \
--sync=0 \
--threads=16 > ${STAT_FILE}.readwhilewriting
# measure memtable performance -- none of the data gets flushed to disk
./db_bench \
--benchmarks=fillrandom,readrandom, \
@ -208,7 +249,7 @@ make release
--num=$((NUM / 10)) \
--reads=$NUM \
--cache_size=6442450944 \
--cache_numshardbits=4 \
--cache_numshardbits=6 \
--table_cache_numshardbits=4 \
--write_buffer_size=1000000000 \
--open_files=55000 \
@ -264,3 +305,4 @@ send_benchmark_to_ods readrandom readrandom_memtable_sst $STAT_FILE.readrandom_m
send_benchmark_to_ods readrandom readrandom_fillunique_random $STAT_FILE.readrandom_filluniquerandom
send_benchmark_to_ods fillrandom memtablefillrandom $STAT_FILE.memtablefillreadrandom
send_benchmark_to_ods readrandom memtablereadrandom $STAT_FILE.memtablefillreadrandom
send_benchmark_to_ods readwhilewriting readwhilewriting $STAT_FILE.readwhilewriting

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