pquiring commented on issue #1958:
URL: https://github.com/apache/plc4x/issues/1958#issuecomment-2580519611
Tried with Netty/4.1.116.Final
(modules:-common,-buffer,-transport,-handler,-codec) and get different results.
Now the connection fails and returns immediately.
Log output:
[2025/01/09 10:06:25] Instantiating new PLC Driver Manager with class loader
{}
[2025/01/09 10:06:25] Registering available drivers...
[2025/01/09 10:06:25] Registering driver for Protocol {} ({})
[2025/01/09 10:06:25] Using SLF4J as the default logging framework
[2025/01/09 10:06:25] -Dio.netty.noUnsafe: {}
[2025/01/09 10:06:25] sun.misc.Unsafe: unavailable (io.netty.noUnsafe)
[2025/01/09 10:06:25] Java version: {}
[2025/01/09 10:06:25] java.nio.DirectByteBuffer.<init>(long, {int,long}): {}
[2025/01/09 10:06:25] maxDirectMemory: {} bytes (maybe)
[2025/01/09 10:06:25] -Dio.netty.tmpdir: {} (java.io.tmpdir)
[2025/01/09 10:06:25] -Dio.netty.bitMode: {} (sun.arch.data.model)
[2025/01/09 10:06:25] Platform: Windows
[2025/01/09 10:06:25] -Dio.netty.maxDirectMemory: {} bytes
[2025/01/09 10:06:25] -Dio.netty.uninitializedArrayAllocationThreshold: {}
[2025/01/09 10:06:25] java.nio.ByteBuffer.cleaner(): unavailable
[2025/01/09 10:06:25] java.lang.UnsupportedOperationException:
sun.misc.Unsafe unavailable
at io.netty.util.internal.CleanerJava9.<clinit>(CleanerJava9.java:68)
at
io.netty.util.internal.PlatformDependent.<clinit>(PlatformDependent.java:195)
at io.netty.util.ConstantPool.<init>(ConstantPool.java:34)
at io.netty.util.AttributeKey$1.<init>(AttributeKey.java:27)
at io.netty.util.AttributeKey.<clinit>(AttributeKey.java:27)
at
org.apache.plc4x.java.s7.readwrite.protocol.S7HMuxImpl.<clinit>(S7HMuxImpl.java:61)
at
org.apache.plc4x.java.s7.readwrite.protocol.S7HPlcConnection.<init>(S7HPlcConnection.java:117)
at
org.apache.plc4x.java.s7.readwrite.protocol.S7HGeneratedDriverBase.getConnection(S7HGeneratedDriverBase.java:162)
at
org.apache.plc4x.java.DefaultPlcDriverManager.getConnection(DefaultPlcDriverManager.java:79)
at javaforce.controls.Controller.connect(Controller.java:101)
at javaforce.controls.ReadTag.main(ReadTag.java:21)
[2025/01/09 10:06:25] -Dio.netty.noPreferDirect: {}
[2025/01/09 10:06:25] -Dio.netty.threadLocalMap.stringBuilder.initialSize: {}
[2025/01/09 10:06:25] -Dio.netty.threadLocalMap.stringBuilder.maxSize: {}
[2025/01/09 10:06:25] -D{}: {}
[2025/01/09 10:06:25] -D{}: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.numHeapArenas: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.numDirectArenas: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.pageSize: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.maxOrder: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.chunkSize: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.smallCacheSize: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.normalCacheSize: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.maxCachedBufferCapacity: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.cacheTrimInterval: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.cacheTrimIntervalMillis: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.useCacheForAllThreads: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.maxCachedByteBuffersPerChunk: {}
[2025/01/09 10:06:25]
-Dio.netty.allocator.disableCacheFinalizersForFastThreadLocalThreads: {}
[2025/01/09 10:06:25] -Dio.netty.allocator.type: {}
[2025/01/09 10:06:25] -Dio.netty.threadLocalDirectBufferSize: {}
[2025/01/09 10:06:25] -Dio.netty.maxThreadLocalCharBufferSize: {}
[2025/01/09 10:06:25] -Dio.netty.eventLoopThreads: {}
[2025/01/09 10:06:25] -Dio.netty.globalEventExecutor.quietPeriodSeconds: {}
[2025/01/09 10:06:25] -Dio.netty.noKeySetOptimization: {}
[2025/01/09 10:06:25] -Dio.netty.selectorAutoRebuildThreshold: {}
[2025/01/09 10:06:25] org.jctools-core.MpscChunkedArrayQueue: unavailable
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] failed to instrument a special java.util.Set into: {}
[2025/01/09 10:06:25] Configuring Bootstrap with {}
[2025/01/09 10:06:25] -Dio.netty.processId: {} (auto-detected)
[2025/01/09 10:06:25] -Djava.net.preferIPv4Stack: {}
[2025/01/09 10:06:25] -Djava.net.preferIPv6Addresses: {}
[2025/01/09 10:06:25] Loopback interface: {} ({}, {})
[2025/01/09 10:06:25] Failed to get SOMAXCONN from sysctl and file {}.
Default: {}
[2025/01/09 10:06:25] -Dio.netty.machineId: {} (auto-detected)
[2025/01/09 10:06:25] -Dio.netty.bootstrap.extensions: {}
[2025/01/09 10:06:25] [id: 0xa94284d6] CLOSE
[2025/01/09 10:06:25] Unable to connect, shutting down worker thread.
[2025/01/09 10:06:25]
org.apache.plc4x.java.api.exceptions.PlcConnectionException: Error creating
channel.
[2025/01/09 10:06:25] [id: 0xa94284d6] REGISTERED
[2025/01/09 10:06:25] Channels was not created, firing DisconnectEvent Event
[2025/01/09 10:06:25] [id: 0xa94284d6] UNREGISTERED
[2025/01/09 10:06:25] [id: 0xembedded, L:embedded - R:embedded] USER_EVENT:
org.apache.plc4x.java.spi.events.DisconnectEvent@293a5bf6
[2025/01/09 10:06:25] 10:06:25.549068600 userEventTriggered: Multiplexor
Event: org.apache.plc4x.java.spi.events.DisconnectEvent@293a5bf6
[2025/01/09 10:06:25] DisconnectEvent
[2025/01/09 10:06:25]
org.apache.plc4x.java.api.exceptions.PlcConnectionException: Connection is not
possible.
at
org.apache.plc4x.java.s7.readwrite.protocol.S7HPlcConnection.connect(S7HPlcConnection.java:171)
at
org.apache.plc4x.java.DefaultPlcDriverManager.getConnection(DefaultPlcDriverManager.java:80)
at javaforce.controls.Controller.connect(Controller.java:101)
at javaforce.controls.ReadTag.main(ReadTag.java:21)
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