thanks for replying . it's the first time i see this error but i searched for the file in /storm/bin and didn't find anything also searched in other files like logs and couldn't find the file . the error i copied it from the UI because i didn't any errors in logs .
On Mon, Jul 24, 2017 at 3:24 AM, Li Wang <wangli1...@gmail.com> wrote: > In storm, OOM exception is typically caused by incorrectly accumulating > references to the objects that should have been freed. This bug can be > pinpointed and solved by analyzing the memory dump file. In particular, > when OOM happens on a particular worker, a dump file will generated (in the > same folder as storm binary, e.g., storm/bin/) which is an instantaneous > memory snapshot. You can use dump analytics tools such as VisualVM to see > if there are any classes with unexpected large number of instances. If yes, > it is highly likely that you forgot to remove the references to the > instances after usage. > > Hope this helps. > > Li Wang > > Sent from my iPhone > > > On 24 Jul 2017, at 08:49, sam mohel <sammoh...@gmail.com> wrote: > > > > I got this error after submitted the topology > > java.lang.OutOfMemoryError: Java heap space at > > cern.colt.matrix.impl.DenseDoubleMatrix1D.<init>(Unknown Source) at > > trident.state.BucketsDB.updateRandomVectors(BucketsDB.java:126) at > > trident.state.q > > > > this error appeared after 8 hours from getting results > > How can i solve it ? >
