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# example configuration file for ceph-bluestore.fio
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[global]
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debug bluestore = 00/0
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debug bluefs = 0/0
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debug bdev = 0/0
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debug rocksdb = 0/0
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debug throttle = 0/0
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# spread objects over 8 collections
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osd pool default pg num = 64
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osd op num shards = 64
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log to stderr = false
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err to stderr = false
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[osd]
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#bluestore_debug_omit_block_device_write = true
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#bluestore_debug_omit_kv_commit = true
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#bluestore_debug_complete_immediately = false
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#bluestore_debug_no_reuse_blocks = true
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bluestore_prefer_deferred_size = 0
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#bluestore_sync_submit_transaction = true
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bluestore_default_buffered_read = false
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#bluestore_debug_no_reuse_blocks=true
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osd objectstore = bluestore
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bluestore_block_create = true
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bluestore_block_db_create = true
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bluestore_block_wal_create = false
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bluestore_block_wal_size = 0
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# bluestore_min_alloc_size = 65536
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# bluestore_max_alloc_size = 4096
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#bluestore_fsck_on_umount = true
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bluestore_fsck_on_mkfs = false
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bdev_aio_max_queue_depth = 1024
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bluefs_min_flush_size = 65536
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bluestore_min_alloc_size = 4096
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bluestore_max_blob_size = 65536
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bluestore_max_contexts_per_kv_batch = 1
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bluestore_debug_permit_any_bdev_label = true
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bluestore_num_kv_sync_threads = 1
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#bluestore_bluefs_env_mirror = true
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#bluestore_bluefs=false
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#bluefs_sync_write=true
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bluestore_block_path=/dev/nvme0n1p1
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bluestore_block_db_path=/dev/nvme1n1p2
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bluestore_block_wal_path=/dev/nvme1n1p1
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enable experimental unrecoverable data corrupting features = bluestore rocksdb memdb
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#bluestore_rocksdb_options = "write_buffer_size=8388608,compression=kNoCompression,max_write_buffer_number=16,min_write_buffer_number_to_merge=2,recycle_log_file_num=16,compaction_threads=32,flusher_threads=8,max_background_compactions=32,max_background_flushes=8,max_bytes_for_level_base=5368709120,level0_file_num_compaction_trigger=4,level0_slowdown_writes_trigger=400,level0_stop_writes_trigger=800,disableWAL=false"
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#bluestore_rocksdb_options = "write_buffer_size=16777216,compression=kNoCompression,max_write_buffer_number=16,min_write_buffer_number_to_merge=2,recycle_log_file_num=16,compaction_threads=32,flusher_threads=8,max_background_compactions=32,max_background_flushes=8,max_bytes_for_level_base=5368709120,level0_file_num_compaction_trigger=4,level0_slowdown_writes_trigger=400,level0_stop_writes_trigger=800,disableWAL=false"
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#bluestore_rocksdb_options = "enable_pipelined_write=true,compression=kNoCompression,max_write_buffer_number=16,min_write_buffer_number_to_merge=2,recycle_log_file_num=16,compaction_threads=32,flusher_threads=8,max_background_compactions=32,max_background_flushes=8,max_bytes_for_level_base=5368709120,write_buffer_size=83886080,level0_file_num_compaction_trigger=4,level0_slowdown_writes_trigger=400,level0_stop_writes_trigger=800,disableWAL=false"
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bluestore_rocksdb_options = "compression=kNoCompression,max_write_buffer_number=16,min_write_buffer_number_to_merge=2,recycle_log_file_num=16,compaction_threads=32,flusher_threads=8,max_background_compactions=32,max_background_flushes=8,max_bytes_for_level_base=5368709120,write_buffer_size=83886080,level0_file_num_compaction_trigger=4,level0_slowdown_writes_trigger=400,level0_stop_writes_trigger=800,disableWAL=false"
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#bluestore_rocksdb_options = "compression=kNoCompression,max_write_buffer_number=16,min_write_buffer_number_to_merge=3,recycle_log_file_num=16"
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#rocksdb_cache_size = 1294967296
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bluestore_csum = false
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bluestore_csum_type = none
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bluestore_bluefs_buffered_io = false #true
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bluestore_max_ops = 30000
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bluestore_max_bytes = 629145600
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bluestore_cache_meta_ratio = 0.9
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bluestore_cache_kv_ratio = 0.1
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bluestore_cache_size = 5147483648
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bluestore wal threads = 32
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#rocksdb_perf = true
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rocksdb_collect_compaction_stats = true
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rocksdb_collect_extended_stats = true
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rocksdb_collect_memory_stats = true
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#bluestore sync transaction = true
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# use directory= option from fio job file
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osd data = ${fio_dir}
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# log inside fio_dir
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log file = ${fio_dir}/log
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