NEO4J Hetionet explorer is not working about hetionet

[dhimmel]

Okay, I SSHed into the instance ssh [email protected] and rebooted. Database is back up.

But first I looked at the logs via tail neo4j-logs/debug.log. Pasting them here in case this helps us diagnose what happened

2021-06-17 03:09:32.931+0000 WARN [o.n.b.t.TransportSelectionHandler] Fatal error occurred when initialising pipeline, remote peer unexpectedly closed connection: [id: 0xed020bfe, L:/172.17.0.2:7687 - R:/24.163.62.80:61045]
2021-06-17 03:17:33.901+0000 WARN [o.n.b.t.TransportSelectionHandler] Fatal error occurred when initialising pipeline, remote peer unexpectedly closed connection: [id: 0x7eff7f18, L:/172.17.0.2:7687 - R:/24.163.62.80:58426]
2021-06-17 03:26:09.206+0000 ERROR [o.n.b.t.p.HouseKeeper] Fatal error occurred when handling a client connection: [id: 0x1339a49e, L:/172.17.0.2:7687 - R:/24.163.62.80:61048] readAddress(..) failed: Connection timed out
io.netty.channel.unix.Errors$NativeIoException: readAddress(..) failed: Connection timed out
	at io.netty.channel.unix.Errors.newIOException(Errors.java:122)
	at io.netty.channel.unix.Errors.ioResult(Errors.java:146)
	at io.netty.channel.unix.FileDescriptor.readAddress(FileDescriptor.java:178)
	at io.netty.channel.epoll.AbstractEpollChannel.doReadBytes(AbstractEpollChannel.java:343)
	at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:785)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:433)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:330)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:909)
	at java.lang.Thread.run(Thread.java:748)
2021-06-17 03:27:39.319+0000 ERROR [o.n.b.t.TransportSelectionHandler] Fatal error occurred when initialising pipeline: [id: 0x087aa31f, L:/172.17.0.2:7687 - R:/24.163.62.80:58436] readAddress(..) failed: Connection timed out
io.netty.channel.unix.Errors$NativeIoException: readAddress(..) failed: Connection timed out
	at io.netty.channel.unix.Errors.newIOException(Errors.java:122)
	at io.netty.channel.unix.Errors.ioResult(Errors.java:146)
	at io.netty.channel.unix.FileDescriptor.readAddress(FileDescriptor.java:178)
	at io.netty.channel.epoll.AbstractEpollChannel.doReadBytes(AbstractEpollChannel.java:343)
	at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:785)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:433)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:330)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:909)
	at java.lang.Thread.run(Thread.java:748)
2021-06-17 03:45:16.086+0000 ERROR [o.n.b.t.p.HouseKeeper] Fatal error occurred when handling a client connection: [id: 0x7dd26d7a, L:/172.17.0.2:7687 - R:/24.163.62.80:61353] readAddress(..) failed: Connection timed out
io.netty.channel.unix.Errors$NativeIoException: readAddress(..) failed: Connection timed out
	at io.netty.channel.unix.Errors.newIOException(Errors.java:122)
	at io.netty.channel.unix.Errors.ioResult(Errors.java:146)
	at io.netty.channel.unix.FileDescriptor.readAddress(FileDescriptor.java:178)
	at io.netty.channel.epoll.AbstractEpollChannel.doReadBytes(AbstractEpollChannel.java:343)
	at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:785)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:433)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:330)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:909)
	at java.lang.Thread.run(Thread.java:748)
2021-06-17 04:03:46.102+0000 ERROR [o.n.b.t.p.HouseKeeper] Fatal error occurred when handling a client connection: [id: 0x2fa16a63, L:/172.17.0.2:7687 - R:/24.163.62.80:61350] readAddress(..) failed: Connection timed out
io.netty.channel.unix.Errors$NativeIoException: readAddress(..) failed: Connection timed out
	at io.netty.channel.unix.Errors.newIOException(Errors.java:122)
	at io.netty.channel.unix.Errors.ioResult(Errors.java:146)
	at io.netty.channel.unix.FileDescriptor.readAddress(FileDescriptor.java:178)
	at io.netty.channel.epoll.AbstractEpollChannel.doReadBytes(AbstractEpollChannel.java:343)
	at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:785)
	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:433)
	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:330)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:909)
	at java.lang.Thread.run(Thread.java:748)

CC @dongbohu in case these logs mean anything to you!

[tsarfaty-lab]

It seems to be working again! Not sure what happened for the server to not work. Nevertheless, thank you!

[dhimmel]

Not sure what happened for the server to not work.

I restarted it!

[dhimmel]

Closing since we now have uptime alerts, see #45.