Currently traveling will try to have a look when I find a moment Sent from mobile device
Am 23.04.2014 um 07:21 schrieb Amit Aggarwal <[email protected]>: > Hello Michael, > > I have shared my code with you on you emailId. > > Second thing, I am trying myself and analyze heap dump using mat ( eclipse > memory analyzer) then I found most of memory (96%) is consumed by > java.utils.HasMap$Entry class and there are more than 64000 such objects .. > > I am not able to attach heapdump becuase it is of 500MB around .. > > > Thanks > > On Wednesday, 23 April 2014 01:22:00 UTC+5:30, Michael Hunger wrote: >> >> Perhaps you can share your full code? Then it wold be easier to help. >> >> >> On Tue, Apr 22, 2014 at 8:32 PM, Amit Aggarwal <[email protected]> wrote: >>> I just read whenever you do any traverse or execution on graph it must be >>> exhausted ( and I am not doing this thing in my plugin code , I left >>> iterator of node as it is ) >>> So is it possible that I am getting increase in heap size because many >>> objects keeps hanging there in JVM ? >>> >>> >>> Thanks >>> Amit Aggarwal >>> >>> >>> On Tuesday, 22 April 2014 23:35:48 UTC+5:30, Amit Aggarwal wrote: >>>> >>>> Hello All, >>>> >>>> >>>> NOTE : I am NOT working on trillionths of node. I am working with few >>>> hundreds of node. >>>> >>>> Its getting more troubling. Scenario is like this. >>>> >>>> 1. I have developed my plugin in java for neo4j . It uses cypher and other >>>> java API to perform operation on neo4j. >>>> 2. My webserver continously ( 10 sec delay between each call ) call plugin >>>> API which in turn perform some logic ( on nodes and relationship ) to >>>> decide whether there is something new for user in database or not ( it is >>>> kind of live updates for user ) . >>>> >>>> 3. What I observe that neo4j heap size keeps on increasing EVEN THOUGH IT >>>> IS RUNNING SAME PIECE OF CODE (and there is no creation of any new node or >>>> relationship ) again and again. It should be stable after some time but it >>>> keeps on increasing. >>>> >>>> I tried all things and have tired now , please help me out .. >>>> >>>> Here is my neo4j-wrapper.conf file >>>> >>>> ------------------------------------------------------------------------- >>>> >>>> # the shipped configuration contains only a read only role called >>>> 'monitor' with password 'Neo4j'. >>>> # For more details, see: >>>> http://download.oracle.com/javase/6/docs/technotes/guides/management/agent.html >>>> # On Unix based systems the jmx.password file needs to be owned by the >>>> user that will run the server, >>>> # and have permissions set to 0600. >>>> # For details on setting these file permissions on Windows see: >>>> # >>>> http://download.oracle.com/javase/1.5.0/docs/guide/management/security-windows.html >>>> #wrapper.java.additional=-Dcom.sun.management.jmxremote.port=3637 >>>> #wrapper.java.additional=-Dcom.sun.management.jmxremote.authenticate=true >>>> #wrapper.java.additional=-Dcom.sun.management.jmxremote.ssl=false >>>> #wrapper.java.additional=-Dcom.sun.management.jmxremote.password.file=conf/jmx.password >>>> #wrapper.java.additional=-Dcom.sun.management.jmxremote.access.file=conf/jmx.access >>>> >>>> # Some systems cannot discover host name automatically, and need this line >>>> configured: >>>> #wrapper.java.additional=-Djava.rmi.server.hostname=$THE_NEO4J_SERVER_HOSTNAME >>>> >>>> # Uncomment the following lines to enable garbage collection logging >>>> wrapper.java.additional=-Xloggc:data/log/neo4j-gc.log >>>> wrapper.java.additional=-XX:+PrintGCDetails >>>> wrapper.java.additional=-XX:+PrintGCDateStamps >>>> wrapper.java.additional=-XX:+PrintGCApplicationStoppedTime >>>> wrapper.java.additional=-XX:+PrintPromotionFailure >>>> #wrapper.java.additional=-XX:+PrintTenuringDistribution >>>> >>>> # Uncomment the following lines to enable JVM startup diagnostics >>>> #wrapper.java.additional=-XX:+PrintFlagsFinal >>>> #wrapper.java.additional=-XX:+PrintFlagsInitial >>>> >>>> # Java Heap Size: by default the Java heap size is dynamically >>>> # calculated based on available system resources. >>>> # Uncomment these lines to set specific initial and maximum >>>> # heap size in MB. >>>> wrapper.java.initmemory=64 >>>> wrapper.java.maxmemory=400 >>>> -------------------------------------------------------> I think this is >>>> enough for few hundred nodes >>>> >>>> #******************************************************************** >>>> # Wrapper settings >>>> #******************************************************************** >>>> # path is relative to the bin dir >>>> wrapper.pidfile=../data/neo4j-server.pid >>>> >>>> #******************************************************************** >>>> # Wrapper Windows NT/2000/XP Service Properties >>>> #******************************************************************** >>>> # WARNING - Do not modify any of these properties when an application >>>> # using this configuration file has been installed as a service. >>>> # Please uninstall the service before modifying this section. The >>>> # service can then be reinstalled. >>>> >>>> # Name of the service >>>> wrapper.name=neo4j >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Neo4j" group. >>> To unsubscribe from this group and stop receiving emails from it, send an >>> email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "Neo4j" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
