Thanks for confirmation! On Sat, Jul 2, 2022 at 3:32 PM <don.tequ...@gmx.de> wrote:
> Fixed it. It was indeed a wrongly configured IP address! > > > On 15.06.22 22:29, don.tequ...@gmx.de wrote: > > Both server node and thin client are on the same computer, each running in > a separate Docker container with network „host“. CPU load does not seem to > be an issue and other server nodes on the same computer and from other > computers connect to the cluster just fine without such connection issues. > > I‘ll check the server logs more thoroughly. > > > > > On 15.06.22 at 21:14, Pavel Tupitsyn wrote: > > From: "Pavel Tupitsyn" <ptupit...@apache.org> <ptupit...@apache.org> > Date: 15. June 2022 > To: "user" <user@ignite.apache.org> <user@ignite.apache.org> > Cc: > Subject: Re: ThinClient connection refused / disconnect > Idle timeout is disabled by default. > > Regarding connection issues, either the server is overloaded and can't > accept connections, or there are network issues. > 1. Check if the network between client and server is reliable enough > (measure speed, check packet loss) > 2. Check server logs and resource utilization > > On Wed, Jun 15, 2022 at 5:47 PM <don.tequ...@gmx.de> wrote: > >> Hi, >> >> I'm experiencing a connection issue when using Java ThinClient at the >> customer site. It is using Ignite 2.13. >> >> From time to time it happens that the ThinClient cannot connect at >> startup and gets a "connection refused". After several tries it >> connects, but frequently is "loses" connection again and all further >> attempts to use the ignite client instance lead to connection refused >> again. Then after some time it connects again. >> >> at java.base/sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >> at >> java.base/sun.nio.ch >> .SocketChannelImpl.finishConnect(SocketChannelImpl.java:774) >> at java.base/sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:120) >> at >> >> org.apache.ignite.internal.client.thin.io.gridnioserver.GridNioClientConnectionMultiplexer.open(GridNioClientConnectionMultiplexer.java:125) >> ... 25 common frames omitted >> Suppressed: org.apache.ignite.client.ClientConnectionException: >> Connection refused >> ... 26 common frames omitted >> Caused by: java.net.ConnectException: Connection refused >> at java.base/sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) >> at >> java.base/sun.nio.ch >> .SocketChannelImpl.finishConnect(SocketChannelImpl.java:774) >> at java.base/sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:120) >> at >> >> org.apache.ignite.internal.client.thin.io.gridnioserver.GridNioClientConnectionMultiplexer.open(GridNioClientConnectionMultiplexer.java:125) >> >> I can see there is a idle time out but I'm not setting this. So I assume >> the default value 0 means that no timeout should happen? >> >> >> https://ignite.apache.org/releases/latest/javadoc/org/apache/ignite/configuration/ClientConnectorConfiguration.html#DFLT_IDLE_TIMEOUT >> >> Thanks! >> >> >>
