TRocksDB Options Helper Utility

	A	B	C	D	E	F	G	H	I	J	K
1	TRocks Options Helper Utility
2	Version:	v1.0
3	Update these values:	Value	Comments	K	M
4	Max File Handles	80000	files	80	0.08
5	Levels	6	Recommend either 5 or 6
6	Total Keys	8000000000		8000000	8000
7	Value Size (B)	800		0.8	0.0008
8	Key Size + Overhead (B)	40		0.04	0.00004
9	max_bytes_for_level_multiplier	8
10	level0_file_num_compaction_trigger	4
11	compression_factor	0.5
12	CPU cores	48
13	level_compaction_dynamic_level_bytes	TRUE	True for Trocks
14	Perfectly balanced LSM Tree? (Beta)	FALSE
15
16	Write these to config:			K	M
17	target_file_size_base	8000000		8000	8			Max File Handles	Unweighted	Required	Enough?
18	max_bytes_for_level_base	64000000		64000	64				299592	40000	TRUE
19	write_buffer_size	168000000		168000	168			Max DB Size	Unweighted	Required	Enough?
20	vlogfile_max_size	80000000		80000	80				2.40E+12	320000000000	TRUE
21	max_background_jobs	48						max_bytes_for_level_base	Unweighted	Weighted	Use Weighted?
22	max_write_buffer_number	13							64000000	8544954	FALSE
23	level0_file_num_compaction_trigger	4
24	level0_slowdown_writes_trigger	36
25	level0_stop_writes_trigger	48
26
27
28	Max SSTs	40000	files	40	0.04
29	Max Vlogs	40000	files	40	0.04
30	Each SST holds	200000	keys	200	0.2
31	Each Vlog holds	200000	values	200	0.2
32
33
34
35	Level	Files	Size
36	L0				K	M	G		Level Exists
37	1	8	64000000		64000	64	0.1		1
38	2	64	512000000		512000	512	0.5		1
39	3	512	4096000000		4096000	4096	4.1		1
40	4	4096	32768000000		32768000	32768	32.8		1
41	5	32768	262144000000		262144000	262144	262.1		1
42	6	262144	2097152000000		2097152000	2097152	2097.2		1
43	Total	299592	2.40E+12		2.40E+09	2.40E+06	2396.7
44	Space Remaining		2.08E+12