Re: [Virtuoso-users] isql-vt load problems

2011-01-05 Thread R Stanislaus
Hi Hugh There are a total of 89 million triples. Both ontology and data. Also forgot to mention that I have used RDF_LOAD_RDFXML() function too, without luck. Additionally, I have uploaded small subset of the data and I encounter the same problem. I get the feeling it is some configuration issue an

Re: [Virtuoso-users] Configuration parameters and out of memory error

2011-01-05 Thread Hugh Williams
Hi Abhi, You config params for NumberOfBuffers etc look of for the machine configuration, are any errors reported in the "virtuoso.log" file indicating this out of memory condition, please provide a log snippet ? Also, the latest virtuoso open source is 06.01.3127 from July 2010 on source forg

Re: [Virtuoso-users] Sponger implementation question

2011-01-05 Thread Kingsley Idehen
On 1/5/11 7:38 AM, Lars Marius Garshol wrote: I want to implement a service which polls a remote URL for updates and applies any changes found to a local graph. However, I do not want to replace the entire graph, just those bits which have changed. The remote URL is basically an Atom feed of c

[Virtuoso-users] Sponger implementation question

2011-01-05 Thread Lars Marius Garshol
I want to implement a service which polls a remote URL for updates and applies any changes found to a local graph. However, I do not want to replace the entire graph, just those bits which have changed. The remote URL is basically an Atom feed of changes, which is how I'm able to do this. We o

Re: [Virtuoso-users] isql-vt load problems

2011-01-05 Thread Hugh Williams
Hi Romesh, I cannot recall this issue having been reported with the RDF_LOAD_RDFXML_MT() function before. Are you going to be loaded the data again, what is the triple count of the dataset being loaded as I not too large we can try to load locally to check ? Best Regards Hugh Williams Professi

Re: [Virtuoso-users] Query regarding sponger

2011-01-05 Thread Abhi
"You mentioned already being querying MySQL data using Virtuoso, does this mean you are using the Virtuoso commercial rather then open source product ?" Sorry, I was wrong here. I was under the impression that the relational db of virtuoso uses MySQL, but in the past few days I have become wiser :

[Virtuoso-users] Configuration parameters and out of memory error

2011-01-05 Thread Abhi
I am running Virtuoso version 0.6.01.3126 built on Feb 19 2010 on a 32 bit Ubuntu server box(headless) running on a 64 bit machine with 4 Gb ram. I am trying to do some bulk triple loading using ld_dir and rdf_loader_run commands. If I do the loading with the default configuration parameters then e