SLF4J(W): Class path contains multiple SLF4J providers. SLF4J(W): Found provider [ch.qos.logback.classic.spi.LogbackServiceProvider@6331250e] SLF4J(W): Found provider [org.apache.logging.slf4j.SLF4JServiceProvider@a10c1b5] SLF4J(W): Found provider [org.slf4j.simple.SimpleServiceProvider@644abb8f] 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@6331250e] 21:09:47.358 [main] INFO o.o.m.d.s.i.InMemoryDOMDataStore - ThreadFactory created: DOM-CFG-DCL 21:09:47.444 [main] INFO o.o.m.d.s.i.InMemoryDOMDataStore - ThreadFactory created: DOM-OPER-DCL 21:09:47.444 [main] INFO o.o.m.d.s.i.InMemoryDOMDataStore - ThreadFactory created: DOM-STATE-DCL 21:09:47.673 [main] INFO o.o.g.s.impl.SimulatedGnmiDevice - Starting gNMI device simulator on 127.0.0.1:10161 ... 21:09:47.785 [main] INFO o.o.g.s.impl.SimulatedGnmiDevice - gNMI device simulator is up and running 21:09:48.059 [nioEventLoopGroup-2-1] WARN io.netty.bootstrap.ServerBootstrap - Unknown channel option 'SO_BACKLOG' for channel '[id: 0x376c7d26, L:/127.0.0.1:10161 - R:/127.0.0.1:41672]' 21:09:48.539 [grpc-default-executor-0] INFO o.o.g.s.gnoi.GnoiFileService - Received get rpc: 21:09:48.794 [grpc-default-executor-0] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:09:48.797 [grpc-default-executor-0] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:09:48.801 [grpc-default-executor-0] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:09:48.803 [grpc-default-executor-0] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: 21:09:48.804 [grpc-default-executor-0] INFO o.o.gnmi.test.gnoi.FileServiceTest - Received chunk of dummy file: