[Wikidata-tech] Usage of Blazegraph with Wikidata

2020-06-17 Thread Leandro Tabares Martín
Hi, I put a "wikidata.jnl" file of almost 60 GB size in the Blazegraph root directory. When I run a query like "select ?s ?p ?o where {?s ?p ?o} limit 10" through the Blazegraph's query tab I get no results at all. Do I need to do something for Blazegraph to recognize the database file? Leandro

Re: [Wikidata-tech] Slow loading process

2020-06-12 Thread Leandro TABARES-MARTÍN
Hi, Please, find attached a picture of Blazegraph's performance during the load of Wikidata's dataset. This is after increasing the resources assigned to the job to 24 cores and 240 GB RAM. Do you think it is normal behaviour? Thanks, Leandro On Thu, Jun 11, 2020 at 2:33 PM Leandro Tabares

[Wikidata-tech] Slow loading process

2020-06-11 Thread Leandro Tabares Martín
Hi, I have downloaded Blazegraph already compiled from [1]. I also made the optimizations indicated at [2]. For the loading process I'm following the instructions given in the "getting-started.md" file that comes in the "docs" folder of the compiled distribution [1]. That means: 1- Munge the

[Wikidata-tech] Slow loading process

2020-06-10 Thread Leandro Tabares Martín
Dear all, I'm loading the whole wikidata dataset into Blazegraph using a High Performance Computer. I gave 120 GB RAM and 3 processing cores to the job. After almost 24 hours of load the "wikidata.jnl" file has only 28 GB as size. Initially the process was fast, but as the file increased its size

[Wikidata-tech] Research on Wikidata dataset

2020-06-07 Thread Leandro Tabares Martín
to be able to download a Blazegraph instance with the dataset loaded in it. Kind regards, Leandro Tabares Martín [1] https://www.uhasselt.be/UH/Research-groups/en-projecten_DOC/en-project_details.html?pid=19446=en=86 [2] https://www.mediawiki.org/wiki/Wikidata_Query_Service/User_Manual