rocksdb 6.26
数据库版本percona 5.7.40
压测32线程 每隔10分钟iops 和cpu 都遇到大幅下滑
附：我的cf 设置
rocksdb_default_cf_options=“write_buffer_size=128m;target_file_size_base=32m;max_bytes_for_level_base=512m;level0_file_num_compaction_trigger=400;level0_slowdown_writes_trigger=500;level0_stop_writes_trigger=600;soft_pending_compaction_bytes_limit=512G;hard_pending_compaction_bytes_limit=768G;max_write_buffer_number=32;min_write_buffer_number_to_merge=11;max_compaction_bytes=512m;disable_auto_compactions=true;compression_per_level=kNoCompression:kNoCompression:kNoCompression:kLZ4Compression:kLZ4Compression:kLZ4Compression;bottommost_compression=kZlibCompression;bottommost_compression=kLZ4Compression;compression_opts=-14:4:0;block_based_table_factory={cache_index_and_filter_blocks=1;filter_policy=bloomfilter:10:false;whole_key_filtering=1};level_compaction_dynamic_level_bytes=true;optimize_filters_for_hits=true;compaction_pri=kMinOverlappingRatio”