Logstash stuck in [2021-02-17T12:32:52,208][DEBUG][org.logstash.execution.PeriodicFlush][main] Pushing flush onto pipeline

i see this message in logs of logstash

[2021-02-17T12:27:27,747][DEBUG][io.netty.util.internal.PlatformDependent0][main][f24f5a6935ca56387219d3b2bfdc6097466486c907605f8a15f69f812d2d4269] direct buffer constructor: unavailable
java.lang.UnsupportedOperationException: Reflective setAccessible(true) disabled
        at io.netty.util.internal.ReflectionUtil.trySetAccessible(ReflectionUtil.java:31) ~[netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.util.internal.PlatformDependent0$4.run(PlatformDependent0.java:233) ~[netty-all-4.1.49.Final.jar:4.1.49.Final]
        at java.security.AccessController.doPrivileged(Native Method) ~[?:?]
        at io.netty.util.internal.PlatformDependent0.<clinit>(PlatformDependent0.java:227) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.util.internal.PlatformDependent.isAndroid(PlatformDependent.java:289) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.util.internal.PlatformDependent.<clinit>(PlatformDependent.java:92) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoop.newTaskQueue0(NioEventLoop.java:279) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoop.newTaskQueue(NioEventLoop.java:150) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:138) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:146) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:37) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:84) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:58) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:52) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:96) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:91) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:72) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:52) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:44) [netty-all-4.1.49.Final.jar:4.1.49.Final]
        at org.logstash.beats.Server.listen(Server.java:48) [logstash-input-beats-6.0.12.jar:?]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:?]
        at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
        at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
        at org.jruby.javasupport.JavaMethod.invokeDirectWithExceptionHandling(JavaMethod.java:426) [jruby-complete-9.2.13.0.jar:?]
        at org.jruby.javasupport.JavaMethod.invokeDirect(JavaMethod.java:293) [jruby-complete-9.2.13.0.jar:?]
        at org.jruby.java.invokers.InstanceMethodInvoker.call(InstanceMethodInvoker.java:24) [jruby-complete-9.2.13.0.jar:?]
        at org.jruby.java.invokers.InstanceMethodInvoker.call(InstanceMethodInvoker.java:86) [jruby-complete-9.2.13.0.jar:?]
        at org.jruby.ir.targets.InvokeSite.invoke(InvokeSite.java:207) [jruby-complete-9.2.13.0.jar:?]

Hi @syrine_chelly,

Is this the same issue as Filebeat not sending logs to logstash (port 5044 ) - #13 by Royal?

Yes is the same issue

Ok, lets continue then in the original topic.