… and after an hour or so, eventually it failed with:
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
at
org.apache.jena.reasoner.rulesys.impl.BindingVectorMultiSet.getPartialEnv(BindingVectorMultiSet.java:119)
at
Hi all,
I’m loading my Jena with a few million triples in chunks (every chunk in a
separate transaction). It takes a few minutes.
Then I’m loading the reasoner (in a separate transaction), which contains less
than ten rules and it takes a lng time.
Why is this? Am I doing something wrong
I would love to come to some standard "baseline". What's in jena-osgi-feature's
list should be a good example, because of the way OSGi requires you to
explicitly call out deps.
---
A. Soroka
The University of Virginia Library
> On Apr 2, 2017, at 11:05 AM, Andy Seaborne
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A. Soroka commented on JENA-1297:
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Okay, so if I made the change and tested it, I should just go ahead and
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Andy Seaborne commented on JENA-1297:
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It should be the right file.
But it is generated by
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A. Soroka commented on JENA-1297:
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This is weird, I made a fixing change to {{apache-jena/bin/sparql}}, but
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Osma Suominen commented on JENA-1313:
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Whoops, forgot the {{value}} parameter to {{getCollationKey()}}.
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Osma Suominen edited comment on JENA-1313 at 4/3/17 4:01 PM:
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So...what about
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Andy Seaborne edited comment on JENA-1313 at 4/3/17 3:57 PM:
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Err - it does not
On 03/04/17 15:24, Chris Dollin wrote:
I agree that for the case where the pattern is
constant (passes isConstant ie is a string literal),
your case 1/) it's best treated as a syntax error --
which is the current behaviour, so no change needed
there.
In 2/, converting to a syntax error means
Github user ehedgehog commented on the issue:
https://github.com/apache/jena/pull/228
Fingerfumbel cancellation
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A. Soroka commented on JENA-1297:
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{{pushd/popd}} seems like the simplest solution. I'll try something with
Argh, yes, all occurences of "open()" are supposed
to be "close()".
| Have you seen warnings in the TopN case?
I haven't got an isolated TopN test case but it has a similar
pattern of keeping references to the source iterator but
not closing via them.
I can construct an example and see what
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Osma Suominen edited comment on JENA-1313 at 4/3/17 2:04 PM:
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So...what about
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Andy Seaborne commented on JENA-1313:
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[~osma]
As long as the lang is part of the sort key.
"chat"@en
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Andy Seaborne commented on JENA-1313:
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And we don't have byte-sequence as a {{NodeValue}} type :-)
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Osma Suominen commented on JENA-1313:
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{quote}
I have no idea how collate:collate(?value, ?lang) would
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A. Soroka commented on JENA-1313:
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Well, I would say a partially-applied function because you're not
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Andy Seaborne edited comment on JENA-1313 at 4/3/17 1:19 PM:
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I know :) but the
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A. Soroka commented on JENA-1313:
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I may be getting confused here (if I wasn't already-- I usually am) but
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Andy Seaborne commented on JENA-1313:
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A byte sequence ordered by the value of the bytes in positional
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Andy Seaborne edited comment on JENA-1313 at 4/3/17 11:35 AM:
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I know :) but
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Osma Suominen commented on JENA-1313:
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[~andy.seaborne] Why map to numbers? In my understanding,
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Andy Seaborne commented on JENA-1313:
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I know :) but the details of a collation function are complex as
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Osma Suominen commented on JENA-1313:
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[~andy.seaborne] The discussion lately has been around
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Andy Seaborne commented on JENA-1303:
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Note that a recent addition to {{RDFParser}} is the ability to
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Andy Seaborne commented on JENA-1313:
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Is this summary correct and complete?
The current collation is:
On 31/03/17 16:40, Chris Dollin wrote:
Hi Andy
Yes, the cancel thread doesn't call open(), I understand
that.
is that "close()" not "open()"?
The warnings are intermittent because the iterator
in question (the "source" interator of QueryIterSort)
is only left open if the cancel request is
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Bruno P. Kinoshita resolved JENA-1314.
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Resolution: Fixed
> Update Using Jena with Eclipse page
>
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Bruno P. Kinoshita commented on JENA-1314:
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Sure. Done. Thanks Andy!
> Update Using Jena with
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Andy Seaborne commented on JENA-1314:
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Looks good - can we "resolve" this now?
> Update Using Jena
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