Did you forget a semi-colon at the end?
In the shell all commands need to end with ; ...
Rik
On Thursday, August 28, 2014 2:04:22 PM UTC+1, Curtis Mosters wrote:
>
> Well it works under Browser Cypher. So it should be fin. But I changed it:
>
> USING PERIODIC COMMIT 10000
> LOAD CSV WITH HEADERS FROM "file:///C:/test/tls206_part01.txt" AS csvLine
> CREATE (p:Person { person_id: toInt(csvLine.person_id), doc_std_name_id:
> csvLine.doc_std_name_id , person_name: csvLine.person_name })
>
>
>
> And still nothing happening. Another idea?
>
> Am Donnerstag, 28. August 2014 14:37:15 UTC+2 schrieb Aru Sahni:
>>
>> Your file URI seems to be malformed. Here's the correct syntax for
>> Windows:
>> http://blogs.msdn.com/b/ie/archive/2006/12/06/file-uris-in-windows.aspx
>>
>> ~A
>>
>>
>> On Thu, Aug 28, 2014 at 8:34 AM, 'Curtis Mosters' via Neo4j <
>> [email protected]> wrote:
>>
>>> Well I will definitily test this. But I don't know how to start this
>>> command with the shell:
>>>
>>> http://i.imgur.com/uiYbq0O.png
>>>
>>> Any tips for windows user? Nothing happening.
>>>
>>> Am Donnerstag, 28. August 2014 11:39:59 UTC+2 schrieb Michael Hunger:
>>>>
>>>> Hi Curtis,
>>>>
>>>> if you do this:
>>>>
>>>> USING PERIODIC COMMIT 10000
>>>> LOAD CSV WITH HEADERS FROM "file:C:/test.txt" AS csvLine
>>>> CREATE (:Person { person_id: toInt(csvLine.person_id), name:
>>>> csvLine.name });
>>>>
>>>> It should do between 10k-30k nodes per second.
>>>> It will be slower if you have a unique constraint in place.
>>>>
>>>> Please run it in the Neo4j-Shell, it is much easier to handle there.
>>>>
>>>> As you are running on windows, with 4GB in total, please also make sure
>>>> that your mmio config in neo4j.properties is not too large.
>>>>
>>>> Perhaps 100MB for nodes and 500MB for rels and another 250MB for
>>>> properties.
>>>>
>>>> On windows the memory mapping memory is taken from the heap.
>>>>
>>>> You should see some info about that in in your graph.db/messages.log
>>>> files after the startup, feel free to share that file with us then we can
>>>> help you to set up your config.
>>>>
>>>> Michael
>>>>
>>>> Am 28.08.2014 um 11:11 schrieb 'Curtis Mosters' via Neo4j <
>>>> [email protected]>:
>>>>
>>>> Yesterday evening I was running it 52 minutes. And then I got an
>>>> "Unknown Error".
>>>>
>>>> So now I tested it now with the "USING PERIODIC COMMIT 10000" and now
>>>> its about 60 minutes. Then the same error.
>>>>
>>>> I now looked into the graph.db folder and its overall 1,75 GB big. The
>>>> propertystore file ist 370 mb e.g.
>>>>
>>>> So what else can I do do get it running in the browser? Or could I run
>>>> this task in the Neo4jShell?
>>>>
>>>> Am Donnerstag, 28. August 2014 00:16:07 UTC+2 schrieb Chris Vest:
>>>>>
>>>>> All transaction state is currently kept in memory on the java heap,
>>>>> and 20+ mio. changes is too much to fit in a 4 GB heap.
>>>>> When you have too much stuff on the heap, it will manifest with those
>>>>> “GC overhead limit exceeded” and the database will run slow, though there
>>>>> are other things that can produce similar symptoms.
>>>>>
>>>>> Try putting USING PERIODIC COMMIT 10000 in front of your LOAD CSV
>>>>> query. This will periodically commit the transaction, thus limiting the
>>>>> transaction state kept in memory. Unfortunately it will also break the
>>>>> atomicity of the transaction.
>>>>>
>>>>> --
>>>>> Chris Vest
>>>>> System Engineer, Neo Technology
>>>>> [ skype: mr.chrisvest, twitter: chvest ]
>>>>>
>>>>>
>>>>> On 27 Aug 2014, at 22:31, 'Curtis Mosters' via Neo4j <
>>>>> [email protected]> wrote:
>>>>>
>>>>> Let's say I have:
>>>>>
>>>>> LOAD CSV WITH HEADERS FROM "file:C:/test.txt" AS csvLine
>>>>> CREATE (p:Person { person_id: toInt(csvLine.person_id), name:
>>>>> csvLine.name
>>>>> })
>>>>>
>>>>> I run this query in the browser. I know that it's not the fastest way
>>>>> and I should think about using the batch importer. But I really like that
>>>>> way somehow and want to speed it up.
>>>>>
>>>>> So when I ran this the first time, after like 2 or 3 minutes I got an
>>>>> erro saying "GC overhead limit exceeded". So It set
>>>>>
>>>>> wrapper.java.initmemory=4096
>>>>> wrapper.java.maxmemory=4096
>>>>>
>>>>> Now the error does not come up. But it's still slow and I can't see
>>>>> how much time is still needed. So if you have tips on doing this, I would
>>>>> be very thankful. =)
>>>>>
>>>>> PS: the file is 2 gb big and has like 20 mio entries
>>>>>
>>>>> --
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>>>>>
>>>>>
>>>>>
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>>
>>
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