Oh sorry! I thought the dump was being downloaded over HTTP. Sent: Wednesday, December 13, 2017 at 10:23 AM From: "Andy Seaborne" <[email protected]> To: [email protected] Subject: Re: Apache Jena Fuseki - Is there any other way to backup seperately when my data is large?
On 13/12/17 07:04, Laura Morales wrote: > Personally I don't think that backing up large datasets via HTTP is a good > idea... I think you'd be better off downloading Jena and using one of the CLI > tools such as "tdbbackup". It is not backed up over HTTP. The backup is written locally by the server. It is invoked over HTTP. A Fuseki backup is the same process as tdbbackup or tdbdump, its just running in the background in the server. Andy > > > > Sent: Wednesday, December 13, 2017 at 2:43 AM > From: "Shengyu Li" <[email protected]> > To: [email protected] > Subject: Apache Jena Fuseki - Is there any other way to backup seperately > when my data is large? > > Hi, > > My question is about Apache Jena Fuseki. > > Here is my situation. > > I backed up about 50G (Fuseki\run\databases\MYDATANAME) data using the backup > button, and I got the backup from 'Fuseki\run\backups', the file is > MYDATANAME.nq.gz. It is about 2G. > > When I was trying to upload the backup into a new server. Upload will be > interrupted and Fuseki stopped with the error 'java heap space'. So I > enlarged the space in file Fuseki\fuseki-server.bat. 50G failed with the same > error. I kept meeting 'java heap space' until I changed it into 60G (My RAM > is 64G). Then it uploaded successfully. > > My database will keep on increasing. I was worried in the future when I > backup my data with larger size, I will be unable to upload them with the > limited RAM. When making the backup, is there any way to make the backup into > several small pieces, or anyway to backup with specific limitation (For > example: The whole data contains everyone's data int a country, the backup of > everyone's data in the country is very large and there may don't have enough > RAM for it to upload. So when making the backup, I can use some search > sentences to restrict it into one province's people data, after backup each > province, I will got the whole data of my old server.), or i can use command > line to restrict my backup? I didn't find information about it from the > documentation of Fuseki. > > Thank you very much! > > Sincerely, > Sherry >
