Please read this blog post:
http://jexp.de/blog/2014/06/load-csv-into-neo4j-quickly-and-successfully/

And yes you should use more memory than 512 byte.

-Xmns4G -Xmx4G -Xmn1G


On Wed, Jun 25, 2014 at 1:17 PM, Michael Hunger <
[email protected]> wrote:

> What does your query look like?
> Please switch to Neo4j 2.1.2
>
> And create indexes / constraints for the nodes you're inserting with merge
> or looking up via MATCH.
>
>
> Am 18.06.2014 um 08:46 schrieb Pavan Kumar <[email protected]>:
>
>  Hi,
> I have deployed neo4j 2.1.0-M01 on windows which has 8GB RAM. I am trying
> to import CSV file which has 30000 records. I am using USING PERIODIC
> COMMIT 1000 LOAD CSV command for importing, but it gives unknown error. I
> have modified neo4j.properties file as adviced in the blogs. My
> neo4j.properties now looks like
> # Default values for the low-level graph engine
>
> neostore.nodestore.db.mapped_memory=200M
> neostore.relationshipstore.db.mapped_memory=4G
> neostore.propertystore.db.mapped_memory=500M
> neostore.propertystore.db.strings.mapped_memory=500M
> neostore.propertystore.db.arrays.mapped_memory=500M
>
> # Enable this to be able to upgrade a store from an older version
> allow_store_upgrade=true
>
> # Enable this to specify a parser other than the default one.
> #cypher_parser_version=2.0
>
> # Keep logical logs, helps debugging but uses more disk space, enabled for
> # legacy reasons To limit space needed to store historical logs use values
> such
> # as: "7 days" or "100M size" instead of "true"
> keep_logical_logs=true
>
> # Autoindexing
>
> # Enable auto-indexing for nodes, default is false
> node_auto_indexing=true
>
> # The node property keys to be auto-indexed, if enabled
> #node_keys_indexable=name,age
>
> # Enable auto-indexing for relationships, default is false
> relationship_auto_indexing=true
>
> # The relationship property keys to be auto-indexed, if enabled
> #relationship_keys_indexable=name,age
>
> # Setting for Community Edition:
> cache_type=weak
>
> Still i am facing the same problem. Is there any other file to change
> properties. Kindly help me in this issue.
> Thanks in advance
>
> On Tuesday, 4 March 2014 21:24:03 UTC+5:30, Aram Chung wrote:
>>
>> Hi,
>>
>> I was asked to post this here by Mark Needham (@markhneedham) who thought
>> my query took longer than it should.
>>
>> I'm trying to see how graph databases could be used in investigative
>> journalism: I was loading in New York State's Active Corporations:
>> Beginning 1800 data from https://data.ny.gov/Economic-Development/Active-
>> Corporations-Beginning-1800/n9v6-gdp6 as a 1964486-row csv (and deleted
>> all U+F8FF characters, because I was getting "[null] is not a supported
>> property value"). The Cypher query I used was
>>
>> USING PERIODIC COMMIT 500
>> LOAD CSV
>>   FROM "file://path/to/csv/Active_Corporations___Beginning_1800_
>> _without_header__wonky_characters_fixed.csv"
>>   AS company
>> CREATE (:DataActiveCorporations
>> {
>> DOS_ID:company[0],
>> Current_Entity_Name:company[1],
>>  Initial_DOS_Filing_Date:company[2],
>> County:company[3],
>> Jurisdiction:company[4],
>>  Entity_Type:company[5],
>>
>> DOS_Process_Name:company[6],
>> DOS_Process_Address_1:company[7],
>>  DOS_Process_Address_2:company[8],
>> DOS_Process_City:company[9],
>> DOS_Process_State:company[10],
>>  DOS_Process_Zip:company[11],
>>
>> CEO_Name:company[12],
>> CEO_Address_1:company[13],
>>  CEO_Address_2:company[14],
>> CEO_City:company[15],
>> CEO_State:company[16],
>>  CEO_Zip:company[17],
>>
>> Registered_Agent_Name:company[18],
>> Registered_Agent_Address_1:company[19],
>>  Registered_Agent_Address_2:company[20],
>> Registered_Agent_City:company[21],
>> Registered_Agent_State:company[22],
>>  Registered_Agent_Zip:company[23],
>>
>> Location_Name:company[24],
>> Location_Address_1:company[25],
>>  Location_Address_2:company[26],
>> Location_City:company[27],
>> Location_State:company[28],
>>  Location_Zip:company[29]
>> }
>> );
>>
>> Each row is one node so it's as close to the raw data as possible. The
>> idea is loosely that these nodes will be linked with new nodes representing
>> people and addresses verified by reporters.
>>
>> This is what I got:
>>
>> +-------------------+
>> | No data returned. |
>> +-------------------+
>> Nodes created: 1964486
>> Properties set: 58934580
>> Labels added: 1964486
>> 4550855 ms
>>
>> Some context information:
>> Neo4j Milestone Release 2.1.0-M01
>> Windows 7
>> java version "1.7.0_03"
>>
>> Best,
>> Aram
>>
>
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