RanchiMall/electrumx
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Use snappy compression

Browse Source 
Seems to make ~4.5% faster (5281 tx/s -> 5516 tx/s)
Shrinks UTXO DB by ~15% and hist DB by ~5%
This commit is contained in:
Neil Booth 2017-01-17 07:37:10 +09:00
parent 5f9e337457
commit f05dd6c2a3
1 changed files with 3 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
server/storage.py
View File

@ -77,8 +77,9 @@ class LevelDB(Storage):
def open(self, name, create): def open(self, name, create):
mof = 512 if self.for_sync else 128 mof = 512 if self.for_sync else 128
# Use snappy compression (the default)
self.db = self.module.DB(name, create_if_missing=create, self.db = self.module.DB(name, create_if_missing=create,
max_open_files=mof, compression=None) max_open_files=mof)
self.close = self.db.close self.close = self.db.close
self.get = self.db.get self.get = self.db.get
self.put = self.db.put self.put = self.db.put
@ -97,11 +98,8 @@ class RocksDB(Storage):
def open(self, name, create): def open(self, name, create):
mof = 512 if self.for_sync else 128 mof = 512 if self.for_sync else 128
compression = "no" # Use snappy compression (the default)
compression = getattr(self.module.CompressionType,
compression + "_compression")
options = self.module.Options(create_if_missing=create, options = self.module.Options(create_if_missing=create,
compression=compression,
use_fsync=True, use_fsync=True,
target_file_size_base=33554432, target_file_size_base=33554432,
max_open_files=mof) max_open_files=mof)