无法连接数据库:php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution

>  /app/base/lib/db/connections.php:189
#0trigger_error(...string(104) "无法连接数据库:php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution" ,'256')connections.php:189
#1base_db_connections->_connect(...string(44) "rds637zp6c38m5952l72n.mysql.rds.aliyuncs.com" ,'ghsecser','GHS#ecs2018','ecstore')connections.php:178
#2base_db_connections->_rw_conn()connections.php:163
#3base_db_connections->_ro_conn()connections.php:103
#4base_db_connections->select(...string(137) "SELECT member_id,login_account,login_type FROM `sdb_pam_members` WHERE 1 AND `sdb_pam_members`.member_id='' LIMIT 0, 18446744073709551615" )connections.php:152
#5base_db_connections->selectlimit(...string(107) "SELECT member_id,login_account,login_type FROM `sdb_pam_members` WHERE 1 AND `sdb_pam_members`.member_id=''" ,'-1','0')model.php:67
#6dbeav_model->getList(...string(34) "member_id,login_account,login_type" ,...array(1) { ["member_id"]=> bool(false) } )object.php:185
#7b2c_user_object->_get_pam_members_data(...string(34) "member_id,login_account,login_type" ,'')object.php:146
#8b2c_user_object->get_members_data(...array(2) { ["account"]=> string(34) "member_id,login_account,login_type" ["members"]=> string(71) "member_id,member_lv_id,name,sex,experience,cur,advance,point,foreign_id" } )object.php:97
#9b2c_user_object->get_member_info()object.php:86
#10b2c_user_object->get_current_member()objects.php:47
#11b2c_cart_objects->get_current_member()coupon.php:27
#12b2c_cart_object_coupon->__construct(object(appobject(app)#10 (23) { ["__render":"app":private]=> NULL ["__router":"app":private]=> NULL ["__define":"app":private]=> NULL ["__taskrunner":"app":private]=> NULL ["__checkVaryArr":"app":private]=> array(0) { } ["__langPack":"app":private]=> array(0) { } ["__installed":"app":private]=> NULL ["__actived":"app":private]=> NULL ["__setting":"app":private]=> NULL ["app_id"]=> string(3) "b2c" ["app_dir"]=> string(25) "/data/www/wwwroot/app/b2c" ["public_app_dir"]=> string(32) "/data/www/wwwroot/public/app/b2c" ["res_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["res_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["lang_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["lang_full_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["widgets_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["widgets_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["res_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/statics" ["widgets_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/widgets" ["lang_dir"]=> string(37) "/data/www/wwwroot/public/app/b2c/lang" ["_lang_resource"]=> NULL ["member_id"]=> int(0) } ))kernel.php:341
#13kernel::single(...string(22) "b2c_cart_object_coupon" )service.php:53
#14service->filter()service.php:36
#15service->valid()service.php:15
#16service->__construct(...array(1) { ["list"]=> array(3) { [0]=> string(22) "b2c_cart_object_coupon" [1]=> string(21) "b2c_cart_object_goods" [2]=> string(21) "gift_cart_object_gift" } } ,'')kernel.php:369
#17kernel::servicelist('b2c_cart_object_apps')objects.php:245
#18b2c_mdl_cart_objects->_get_cart_object_apps()objects.php:61
#19b2c_mdl_cart_objects->get_object()objects.php:272
#20b2c_mdl_cart_objects->setCartNum('')passport.php:825
#21b2c_ctl_site_passport->logout()
#22call_user_func_array(...array(2) { [0]=> object(b2c_ctl_site_passport)#23 (28) { ["member":protected]=> array(0) { } ["__theme":"site_controller":private]=> NULL ["__tmpl":"site_controller":private]=> NULL ["__tmpl_file":"site_controller":private]=> NULL ["__tmpl_main_app_id":"site_controller":private]=> NULL ["__widgets_css":"site_controller":private]=> array(0) { } ["__finish_modifier":"site_controller":private]=> array(0) { } ["__cachecontrol":"site_controller":private]=> array(4) { ["access"]=> string(6) "public" ["no-cache"]=> string(0) "" ["no-store"]=> string(0) "" ["max-age"]=> string(9) "max-age=1" } ["transaction_start"]=> bool(false) ["contentType"]=> string(23) "text/html;charset=utf-8" ["enable_strip_whitespace"]=> bool(false) ["is_splash"]=> bool(false) ["pagedata"]=> array(0) { } ["force_compile"]=> int(0) ["_tag_stack"]=> array(0) { } ["_end_message"]=> NULL ["_compiler":"base_render":private]=> NULL ["_files"]=> array(0) { } ["_tpl_key_prefix"]=> array(0) { } ["_ignore_pre_display"]=> bool(false) ["app"]=> object(app)#10 (23) { ["__render":"app":private]=> NULL ["__router":"app":private]=> NULL ["__define":"app":private]=> NULL ["__taskrunner":"app":private]=> NULL ["__checkVaryArr":"app":private]=> array(0) { } ["__langPack":"app":private]=> array(0) { } ["__installed":"app":private]=> NULL ["__actived":"app":private]=> NULL ["__setting":"app":private]=> NULL ["app_id"]=> string(3) "b2c" ["app_dir"]=> string(25) "/data/www/wwwroot/app/b2c" ["public_app_dir"]=> string(32) "/data/www/wwwroot/public/app/b2c" ["res_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["res_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["lang_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["lang_full_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["widgets_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["widgets_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["res_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/statics" ["widgets_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/widgets" ["lang_dir"]=> string(37) "/data/www/wwwroot/public/app/b2c/lang" ["_lang_resource"]=> NULL ["member_id"]=> int(0) } ["params"]=> array(0) { } ["_request"]=> object(base_component_request)#12 (12) { ["_app":protected]=> string(3) "b2c" ["_app_key":protected]=> string(3) "app" ["_ctl":protected]=> string(13) "site_passport" ["_ctl_key":protected]=> string(3) "ctl" ["_act":protected]=> string(6) "logout" ["_act_key":protected]=> string(3) "act" ["_params":protected]=> array(0) { } ["_ext_param_source":protected]=> array(2) { [0]=> string(3) "GET" [1]=> string(4) "POST" } ["_request_uri":protected]=> string(21) "/passport-logout.html" ["_core_url":protected]=> NULL ["_path_info":protected]=> NULL ["_api":protected]=> NULL } ["_response"]=> object(base_component_response)#13 (5) { ["_headers":protected]=> array(1) { [0]=> array(3) { ["name"]=> string(13) "Cache-Control" ["value"]=> string(8) "no-store" ["replace"]=> bool(false) } } ["_raw_headers":protected]=> array(0) { } ["_http_response_code":protected]=> int(200) ["_is_redirect":protected]=> bool(false) ["_bodys":protected]=> array(0) { } } ["userObject"]=> object(b2c_user_object)#21 (3) { ["app"]=> object(app)#10 (23) { ["__render":"app":private]=> NULL ["__router":"app":private]=> NULL ["__define":"app":private]=> NULL ["__taskrunner":"app":private]=> NULL ["__checkVaryArr":"app":private]=> array(0) { } ["__langPack":"app":private]=> array(0) { } ["__installed":"app":private]=> NULL ["__actived":"app":private]=> NULL ["__setting":"app":private]=> NULL ["app_id"]=> string(3) "b2c" ["app_dir"]=> string(25) "/data/www/wwwroot/app/b2c" ["public_app_dir"]=> string(32) "/data/www/wwwroot/public/app/b2c" ["res_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["res_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["lang_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["lang_full_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["widgets_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["widgets_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["res_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/statics" ["widgets_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/widgets" ["lang_dir"]=> string(37) "/data/www/wwwroot/public/app/b2c/lang" ["_lang_resource"]=> NULL ["member_id"]=> int(0) } ["pagedata"]=> array(1) { ["site_b2c_remember"]=> NULL } ["member_id"]=> bool(false) } ["userPassport"]=> object(b2c_user_passport)#26 (3) { ["app"]=> object(app)#10 (23) { ["__render":"app":private]=> NULL ["__router":"app":private]=> NULL ["__define":"app":private]=> NULL ["__taskrunner":"app":private]=> NULL ["__checkVaryArr":"app":private]=> array(0) { } ["__langPack":"app":private]=> array(0) { } ["__installed":"app":private]=> NULL ["__actived":"app":private]=> NULL ["__setting":"app":private]=> NULL ["app_id"]=> string(3) "b2c" ["app_dir"]=> string(25) "/data/www/wwwroot/app/b2c" ["public_app_dir"]=> string(32) "/data/www/wwwroot/public/app/b2c" ["res_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["res_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["lang_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["lang_full_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["widgets_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["widgets_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["res_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/statics" ["widgets_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/widgets" ["lang_dir"]=> string(37) "/data/www/wwwroot/public/app/b2c/lang" ["_lang_resource"]=> NULL ["member_id"]=> int(0) } ["userObject"]=> object(b2c_user_object)#21 (3) { ["app"]=> object(app)#10 (23) { ["__render":"app":private]=> NULL ["__router":"app":private]=> NULL ["__define":"app":private]=> NULL ["__taskrunner":"app":private]=> NULL ["__checkVaryArr":"app":private]=> array(0) { } ["__langPack":"app":private]=> array(0) { } ["__installed":"app":private]=> NULL ["__actived":"app":private]=> NULL ["__setting":"app":private]=> NULL ["app_id"]=> string(3) "b2c" ["app_dir"]=> string(25) "/data/www/wwwroot/app/b2c" ["public_app_dir"]=> string(32) "/data/www/wwwroot/public/app/b2c" ["res_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["res_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["lang_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["lang_full_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["widgets_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["widgets_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["res_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/statics" ["widgets_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/widgets" ["lang_dir"]=> string(37) "/data/www/wwwroot/public/app/b2c/lang" ["_lang_resource"]=> NULL ["member_id"]=> int(0) } ["pagedata"]=> array(1) { ["site_b2c_remember"]=> NULL } ["member_id"]=> bool(false) } ["obj_filter"]=> object(b2c_site_filter)#27 (1) { ["app"]=> object(app)#10 (23) { ["__render":"app":private]=> NULL ["__router":"app":private]=> NULL ["__define":"app":private]=> NULL ["__taskrunner":"app":private]=> NULL ["__checkVaryArr":"app":private]=> array(0) { } ["__langPack":"app":private]=> array(0) { } ["__installed":"app":private]=> NULL ["__actived":"app":private]=> NULL ["__setting":"app":private]=> NULL ["app_id"]=> string(3) "b2c" ["app_dir"]=> string(25) "/data/www/wwwroot/app/b2c" ["public_app_dir"]=> string(32) "/data/www/wwwroot/public/app/b2c" ["res_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["res_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/statics" ["lang_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["lang_full_url"]=> string(38) "http://www.ghs.net/public/app/b2c/lang" ["widgets_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["widgets_full_url"]=> string(41) "http://www.ghs.net/public/app/b2c/widgets" ["res_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/statics" ["widgets_dir"]=> string(40) "/data/www/wwwroot/public/app/b2c/widgets" ["lang_dir"]=> string(37) "/data/www/wwwroot/public/app/b2c/lang" ["_lang_resource"]=> NULL ["member_id"]=> int(0) } } } ["cookie_path"]=> string(1) "/" ["cookie_life"]=> int(315360000) } [1]=> string(6) "logout" } ,...array(0) { } )router.php:615
#23site_router->default_dispatch()router.php:499
#24site_router->dispatch('passport-logout.html')kernel.php:165
#25kernel::boot()index.php:90