The error usually occurs when you try to connect with a client speaking TLS to the plain text port of the Kafka broker.
Radu On Wed, May 28, 2025 at 12:37 AM Nanda Naga <nandan...@microsoft.com.invalid> wrote: > I see this exception in our environment in multiple machines. What config > will help to resolve this error? > > The exception I get is at > > java.lang.OutOfMemoryError: Unable to allocate 369295624 bytes > at java.base/jdk.internal.misc.Unsafe.allocateMemory(Unsafe.java:632) > at java.base/java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:125) > at java.base/java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:332) > at java.base/sun.nio.ch.Util.getTemporaryDirectBuffer(Util.java:228) > at java.base/sun.nio.ch.IOUtil.read(IOUtil.java:293) > at java.base/sun.nio.ch.IOUtil.read(IOUtil.java:259) > at java.base/sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:417) > at > org.apache.kafka.common.network.PlaintextTransportLayer.read(PlaintextTransportLayer.java:103) > at > org.apache.kafka.common.network.NetworkReceive.readFrom(NetworkReceive.java:118) > at > org.apache.kafka.common.network.KafkaChannel.receive(KafkaChannel.java:452) > at org.apache.kafka.common.network.KafkaChannel.read(KafkaChannel.java:402) > at org.apache.kafka.common.network.Selector.attemptRead(Selector.java:674) > at > org.apache.kafka.common.network.Selector.pollSelectionKeys(Selector.java:576) > at org.apache.kafka.common.network.Selector.poll(Selector.java:481) > at kafka.network.Processor.poll(SocketServer.scala:1144) > at kafka.network.Processor.run(SocketServer.scala:1047) > at java.base/java.lang.Thread.run(Thread.java:840) > > Regards, > Nanda > >
