Oh, my mistake. I'll remember it from now onwards. Thanks for the help. Thanks, Ashish
On Thu, Mar 23, 2017 at 10:54 PM, Stefan Hajnoczi <stefa...@gmail.com> wrote: > On Thu, Mar 23, 2017 at 4:11 PM, Ashish Gahlot <dreamashis...@gmail.com> > wrote: > > Actually, I'm trying to run two separate Qemu processes and the command > line argument is "qemu-system-x86_64 -kernel kernel -S -s" and the error > which I get on second invocation is > > > qemu-system-x86_64: -s: Failed to bind socket: Address already in use > > Please keep qemu-devel@nongnu.org CCed so that the conversation stays > on the mailing list. > > This is expected behavior. The man page says: > > -s Shorthand for -gdb tcp::1234, i.e. open a gdbserver on TCP port 1234. > > Two processes cannot listen on the same port*, even with SO_REUSEADDR. > > Please specify unique port numbers using the longer syntax from the man > page: > > $ qemu-system-x86_64 -kernel kernel -S -gdb tcp::1234 > $ qemu-system-x86_64 -kernel kernel -S -gdb tcp::1235 > > Now you can tell gdb which QEMU instance to connect to. > > Stefan > > * There is a Linux-specific socket option for allowing multiple > processes to listen on the same port but it's meant for load balancing > and wouldn't help in this case. > -- Ashish Kumar Gahlot III year, UG Govt. Engg. College, Ajmer, India
