postgresql - while importing data from csv to postgres ,getting java.lang.OutOfMemoryError: GC overhead limit exceeded -


i trying import data csv file postgres database,but while importing getting below error 

error - exception in thread "main" java.lang.outofmemoryerror: gc overhead limit exceeded error -  @ java.nio.charbuffer.wrap(charbuffer.java:466) error -  @ java.nio.charbuffer.wrap(charbuffer.java:487) error -  @ org.postgresql.core.utils.encodeutf8(utils.java:65) error -  @ org.postgresql.core.v3.simpleparameterlist.getv3length(simpleparameterlist.java:266) error -  @ org.postgresql.core.v3.queryexecutorimpl.sendbind(queryexecutorimpl.java:1275) error -  @ org.postgresql.core.v3.queryexecutorimpl.sendonequery(queryexecutorimpl.java:1547) error -  @ org.postgresql.core.v3.queryexecutorimpl.sendquery(queryexecutorimpl.java:1098) error -  @ org.postgresql.core.v3.queryexecutorimpl.execute(queryexecutorimpl.java:398) error -  @ org.postgresql.jdbc2.abstractjdbc2statement.executebatch(abstractjdbc2statement.java:2754)

i running 16gb ram , 8 core m/c , no other processes running, still getting error. because of encoding .

please help


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