// then we default to 'defaultRequestWaitLimit'
	// in any case, the wait limit for any request must not
	// exceed the hard limit of 1m
	//
	// request has deadline:
	//   wait-limit = min(remaining deadline / 4, 1m)
	// request has no deadline:
	//   wait-limit = min(defaultRequestWaitLimit, 1m)
	thisReqWaitLimit := defaultRequestWaitLimit
	if deadline, ok := ctx.Deadline(); ok {