Re: [Virtuoso-users] RDF Import Performance

2007-12-05 Thread pwiedermann
Hello, to keep you uptodate. I experimented with the parameters and now have 12 triples/min. It started with 21 but slowd down after ~3-4M. ServerThreads = 30 CheckpointInterval = 360 O_DIRECT= 1 NumberOfBuffers = 13

[Virtuoso-users] RDF Import - fatal consistency check failure

2007-12-05 Thread pwiedermann
Hello! Sorry for all my questions! I have searched with google but i cant find a solution for this error: 07:42:06 Bad parent link in 506496, coming from 506536, parent link = 249186 unconfirmed, detected after wait. 07:57:11 Bad parent link in 792006, coming from 190928, parent link = 1718553 un

Re: [Virtuoso-users] Segmentation Fault while RDF import

2007-12-05 Thread pwiedermann
Hi Ivan , My machine is a intel core dual 2Ghz with 4GB RAM and one SATA disk under linux 64-bit. I had performance problems too (see other mail from yesterday). What i did is that i changed log to 0 before the import and back to 1 after. The problem was gone. It is only the import - no other acc

Re: [Virtuoso-users] RDF Import Performance

2007-12-04 Thread pwiedermann
Hi! Thank you for the answer. > > I think the major performance options for virtuoso are > > NumberOfBuffers, MaxDirtyBuffers, MaxCheckpointRemap. Is that correct? > > Yes these are certainly important. > >.> > Hi, > > Two questions: > > a) what's your checkpointinterval setting? Might b

[Virtuoso-users] RDF Import Performance

2007-12-04 Thread pwiedermann
Hello! I think the major performance options for virtuoso are NumberOfBuffers, MaxDirtyBuffers, MaxCheckpointRemap. Is that correct? I think loading time is too long in my tests: load dbpedia articles_label_fr.nt (~ 253200 triples) started 30 min ago and is not finished. My machine is a intel cor

Re: [Virtuoso-users] Segmentation Fault while RDF import

2007-12-04 Thread pwiedermann
Hello Ivan, thank you. Good to know that you know the bug and fixed it. I changed the order and i also tryed to change ttlp_mt to ttlp. Always the same error. Sometimes sooner sometimes later. Is it possible to get a patch for Virtuoso 5.0.2 or is that to complicated? This would be very very nice

[Virtuoso-users] Segmentation Fault while RDF import

2007-12-03 Thread pwiedermann
Hi! I get a error message when i import dbpedia from the server: 02:29:03 Server online at (pid 28382) 02:29:54 Checkpoint made, log reused 02:30:23 Checkpoint made, log reused 02:30:32 GPF: insert.c:678 unmoved row lock GPF: insert.c:678 unmoved row lock Segmentation fault (core dumped)