SLF4J(W): Class path contains multiple SLF4J providers. SLF4J(W): Found provider [ch.qos.logback.classic.spi.LogbackServiceProvider@591fd34d] SLF4J(W): Found provider [org.slf4j.simple.SimpleServiceProvider@61e45f87] SLF4J(W): See https://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J(I): Actual provider is of type [ch.qos.logback.classic.spi.LogbackServiceProvider@591fd34d] 21:10:31.452 [main] INFO o.o.m.d.s.i.InMemoryDOMDataStore - ThreadFactory created: DOM-CFG-DCL 21:10:31.550 [main] INFO o.o.m.d.s.i.InMemoryDOMDataStore - ThreadFactory created: DOM-OPER-DCL 21:10:31.551 [main] INFO o.o.m.d.s.i.InMemoryDOMDataStore - ThreadFactory created: DOM-STATE-DCL 21:10:31.802 [main] INFO o.o.g.s.impl.SimulatedGnmiDevice - Starting gNMI device simulator on 127.0.0.1:10161 ... 21:10:31.942 [main] INFO o.o.g.s.impl.SimulatedGnmiDevice - gNMI device simulator is up and running 21:10:32.252 [nioEventLoopGroup-2-1] WARN io.netty.bootstrap.ServerBootstrap - Unknown channel option 'SO_BACKLOG' for channel '[id: 0xb44b1ff3, L:/127.0.0.1:10161 - R:/127.0.0.1:55220]' 21:10:32.679 [grpc-default-executor-1] INFO o.o.g.s.gnoi.GnoiFileService - Received get rpc: 21:10:32.985 [grpc-default-executor-0] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:10:32.991 [grpc-default-executor-0] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:10:32.998 [grpc-default-executor-1] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:10:32.999 [grpc-default-executor-1] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:10:33.000 [grpc-default-executor-1] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: