[PLC4X-323] SocketCAN transport fails with out of memory error

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.8.0, 0.9.0
• Fix Version/s: 0.10.0
• Component/s: Driver-CANopen

Language

Java

• Assignee: Łukasz Dywicki
• Reporter: Łukasz Dywicki
• Created: 10/Nov/21 23:31
• Updated: 18/Jan/22 15:07
• Resolved: 17/Jan/22 22:19

Description

After a month of continous work CANopen driver starts to fail with following error:

Exception in thread "javacan-reader" java.lang.OutOfMemoryError: Java heap space
        at io.netty.util.internal.PlatformDependent.allocateUninitializedArray(PlatformDependent.java:285)
        at io.netty.buffer.UnpooledUnsafeHeapByteBuf.allocateArray(UnpooledUnsafeHeapByteBuf.java:39)
        at io.netty.buffer.UnpooledByteBufAllocator$InstrumentedUnpooledUnsafeHeapByteBuf.allocateArray(UnpooledByteBufAllocator.java:144)
        at io.netty.buffer.UnpooledHeapByteBuf.capacity(UnpooledHeapByteBuf.java:133)
        at io.netty.buffer.AbstractByteBuf.ensureWritable0(AbstractByteBuf.java:307)
        at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:1114)
        at org.apache.plc4x.java.transport.socketcan.netty.SocketCANChannel.lambda$doConnect$0(SocketCANChannel.java:119)
        at org.apache.plc4x.java.transport.socketcan.netty.SocketCANChannel$$Lambda$1043/0x0000000100d5a440.run(Unknown Source)
        at java.base/java.lang.Thread.run(Thread.java:834)