router.call by cdata bucket_id causes fullscan and memory leak #594
Description
vshard.router.bucket_count() -- 1024require("fun").length(pairs(vshard.router.internal.static_router.route_map)) -- 1024vshard.router.callrw(1ULL, "assert", {"OK"}) -- OKrequire("fun").length(pairs(vshard.router.internal.static_router.route_map)) -- 1025vshard.router.callrw(1ULL, "assert", {"OK"}) -- OKrequire("fun").length(pairs(vshard.router.internal.static_router.route_map)) -- 1026