There was an assignment in perf that prevented the user from actually
disabling keep_alive. If the user specified 0, it would get overridden
by the default opts value. So set the global in perf to a reasonable
value, and always use that value when setting the keep alive timeout.
Change-Id: I2eba14525613d679d7def29cc9ed312851cae156
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/473059
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>