emweb.DRUMS.0.4.2.source-code.drums.properties Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of DRUMS Show documentation

disk repository with update management and select option

The newest version!

# the folder, where to store the databasefiles
 	DATABASE_DIRECTORY = /tmp/sdrumDatabase

# Total memory used for by the BucketContainer and all its Buckets.
# There may be some overhead, because of data structures. 
# e.g. 500M, 1G, 100K
# default = 1G
	BUCKET_MEMORY = 1024M

# The maximal memory one bucket can have
# default = 100M
	MAX_MEMORY_PER_BUCKET = 10M
 	
# The size of one memory_chunk. In this size-steps memory is allocated.
# default is 100K
	MEMORY_CHUNK = 100K

# the size of a chunk, where the synchronizer works on. 
	SYNC_CHUNK_SIZE = 2M
		
# The size of a chunk.
# you calculate the maximum possible size of your files with the following formula:
# CHUNKS = (512K - 256) / key_size
# maximal size of a file = CHUNKS * FILE_CHUNK_SIZE; 
 	FILE_CHUNK_SIZE = 32K;

# The initial file of the database-files.
# default = 16M
	INITIAL_FILE_SIZE = 64M

# The initial increment size. If a file is too small for data to store, the file is enlarged
# by this size.
# default = 16M
	INITIAL_INCREMENT_SIZE = 16M
	
# The number of synchronizer to use. That means the number of parallel processes, 
# which are able to write to disk.
# default = 1
	NUMBER_OF_SYNCHRONIZER_THREADS = 1

# The maximal time in milliseconds a bucket is held in memory without synchronization attempt
	MAX_BUCKET_STORAGE_TIME = 86400000

# The number of elements, which must be in a bucket, before it is considered for synchronisation
	MIN_ELEMENT_IN_BUCKET_BEFORE_SYNC = 1

# the number of retries to open a file if this file is locked by another process
# default = 100
	HEADER_FILE_LOCK_RETRY = 100