This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
KA, Please update your version of the IDV if you have not done so already. http://www.unidata.ucar.edu/downloads/idv/current/index.jsp There is a section on IDV performance tuning and increasing the size of the heap here: http://www.unidata.ucar.edu/software/idv/docs/userguide/misc/PerformanceTuning.html#heap Best, Unidata IDV Support > Full Name: KA > Email Address: address@hidden > Organization: imd > Package Version: 1.0u1 build date:2011-01-02 11:12 UTC > Operating System: Linux > Hardware: Java: home: /opt/jdk1.6.0_03/jre version: 1.6.0_03 j3d:1.5.2 fcs > (build4) > Description of problem: Creating display: Data Probe/Time Series > Java heap space > > ****************** > Stack trace: > java.lang.OutOfMemoryError: Java heap space > at ucar.nc2.iosp.IospHelper.makePrimitiveArray(IospHelper.java:824) > at ucar.nc2.iosp.IospHelper.readDataFill(IospHelper.java:290) > at ucar.nc2.iosp.hdf5.H5iosp.readData(H5iosp.java:163) > at ucar.nc2.iosp.hdf5.H5iosp.readData(H5iosp.java:141) > at ucar.nc2.NetcdfFile.readData(NetcdfFile.java:1957) > at ucar.nc2.Variable.reallyRead(Variable.java:841) > at ucar.nc2.Variable._read(Variable.java:813) > at ucar.nc2.Variable._read(Variable.java:853) > at ucar.nc2.Variable.read(Variable.java:677) > at ucar.nc2.Variable.read(Variable.java:651) > at > mias.visad.data.insat3d.Insat3DL1BAdapter.readNavigationGroup(Insat3DL1BAdapter.java:82) > at > mias.visad.data.insat3d.Insat3DIMGL1BAdapter.readData(Insat3DIMGL1BAdapter.java:221) > at > mias.visad.data.insat3d.Insat3DIMGL1BAdapter.<init>(Insat3DIMGL1BAdapter.java:87) > at > mias.visad.data.insat3d.Insat3DIMGL1BAdapter.<init>(Insat3DIMGL1BAdapter.java:54) > at > mias.unidata.data.insat3d.Insat3DL1BIMGDataSource.getDataInner(Insat3DL1BIMGDataSource.java:166) > at ucar.unidata.data.DataSourceImpl.getData(DataSourceImpl.java:2379) > at ucar.unidata.data.DirectDataChoice.getData(DirectDataChoice.java:332) > at ucar.unidata.data.DataChoice.getData(DataChoice.java:637) > at > ucar.unidata.idv.control.ProbeControl.createDataInstance(ProbeControl.java:2304) > at ucar.unidata.idv.control.ProbeControl.initRowInfo(ProbeControl.java:2288) > at ucar.unidata.idv.control.ProbeControl.getRowInfo(ProbeControl.java:2269) > at ucar.unidata.idv.control.ProbeControl.getRowInfo(ProbeControl.java:2241) > at ucar.unidata.idv.control.ProbeControl.init(ProbeControl.java:329) > at > ucar.unidata.idv.control.DisplayControlImpl.init(DisplayControlImpl.java:1106) > at ucar.unidata.idv.ControlDescriptor.initControl(ControlDescriptor.java:986) > at ucar.unidata.idv.ControlDescriptor$1.run(ControlDescriptor.java:911) > at ucar.unidata.util.Misc$3.run(Misc.java:1251) > > > Ticket Details =================== Ticket ID: EEF-892771 Department: Support IDV Priority: Normal Status: Closed