Hi Adam,
the Apache SNAPSHOT repo is at:
https://repository.apache.org/content/repositories/snapshots
Adding this to your pom should help:
<!-- Make Snapshots of Apache projects available -->
<repositories>
<repository>
<id>apache-snapshots</id>
<url>https://repository.apache.org/content/repositories/snapshots</url>
<releases>
<enabled>false</enabled>
</releases>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
</repositories>
<!-- Make Snapshots of Apache plugins available -->
<pluginRepositories>
<pluginRepository>
<id>apache-snapshots</id>
<url>https://repository.apache.org/content/repositories/snapshots</url>
<releases>
<enabled>false</enabled>
</releases>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
Chris
Am 23.08.20, 18:56 schrieb "Adam Rossi" <[email protected]>:
Sure thing. Is 0.8.0-snapshot hosted anywhere or is that something that
needs to be built? Regards Adam
> On Aug 23, 2020, at 12:31 PM, Christofer Dutz <[email protected]>
wrote:
>
> Hmm ...
>
> Could you possibly give 0.8.0-SNAPSHOT a try? .... or 0.6.x? ... 0.7.0
was the first of the new generation drivers. We're maintaining the 0.6 branch
and working hard on making the new generation drivers 100% production ready.
>
> Chris
>
>
> Am 23.08.20, 18:06 schrieb "Adam Rossi" <[email protected]>:
>
> This is the latest 0.7.0 release from Maven.
>
>
> Regards Adam
>
>> On Aug 23, 2020, at 11:56 AM, Christofer Dutz
<[email protected]> wrote:
>>
>> Hi Adam,
>>
>> which version of PLC4X are you using? I know we had similar reports some
time ago, but had thought we had fixed them
>>
>> Chris
>>
>>
>>
>> Am 23.08.20, 16:40 schrieb "Adam Rossi" <[email protected]>:
>>
>> Howdy. I am seeing a persistent thread being created for every
>> plcConnection connect which looks like the following:
>>
>> Name: nioEventLoopGroup-11-1
>> State: RUNNABLE
>> Total blocked: 0 Total waited: 0
>>
>> Stack trace:
>> [email protected]/sun.nio.ch.EPoll.wait(Native Method)
>> [email protected]
>> /sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:120)
>> [email protected]
>> /sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:124)
>> - locked io.netty.channel.nio.SelectedSelectionKeySet@f6df6b
>> - locked sun.nio.ch.EPollSelectorImpl@7ffc19
>> [email protected]/sun.nio.ch.SelectorImpl.select(SelectorImpl.java:141)
>>
app//io.netty.channel.nio.SelectedSelectionKeySetSelector.select(SelectedSelectionKeySetSelector.java:68)
>> app//io.netty.channel.nio.NioEventLoop.select(NioEventLoop.java:803)
>> app//io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:457)
>>
app//io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
>>
app//io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
>>
app//io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
>> [email protected]/java.lang.Thread.run(Thread.java:830)
>>
>>
>> This happens both when creating a connection directly or when using the
>> plc4x connection pool.
>>
>> In both cases I am obtaining the connection, reading some modbus
values,
>> and then closing the connection. From the plcConnection metadata the
>> connection type I am using is:
>>
>> org.apache.plc4x.java.spi.connection.DefaultNettyPlcConnection
>>
>> Over time thousands of these nioEventLoopGroup threads are created and
I
>> experience an OutOfMemory error in my program.
>>
>> Has anyone experienced this problem? Is there a way to force these
threads
>> to close, timeout, or to specify the total thread limit?
>>
>> Thanks and Regards, Adam
>>
>
