TLClient_JSSCOM_LuatOS-Air_V4010_RDA8910_RFTTS_0xe0000,2.7.3,864708068725236,40868538413543,
poweron reason:0

===08:47:06===
2025-10-01 08:47:04 >>>剩余flash空间=1682000,占用RAM为632.169921875
2025-10-01 08:47:04 >>>回调异常:911,initSys,30000,nil



===08:48:07===
上一时间戳为1759194205
隔日重置时间戳true
隔日清空未同步下发列表true
当前排队号为1,音量为5
初始化产品信息:[{"time_limit_date":null,"ticket_category":"0","expiry_date":90,"product_detail":"","time_limit_status":"0","begin_minute":null,"product_uid":"12710657366788721284","use_timer":1,"old_price":"15","end_hour":null,"sale_price":"10","end_minute":null,"begin_hour":null,"sale_status":1,"product_name":"快剪"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"12711098232279090607","use_timer":1,"old_price":"25","end_hour":"23","sale_price":"25","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"洗剪吹女"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"14872826055362735404","use_timer":1,"old_price":"20","end_hour":"23","sale_price":"20","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"洗剪吹男发20"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280687130348366925","use_timer":1,"old_price":"40","end_hour":"23","sale_price":"40","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"自带梁40"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280687130348366937","use_timer":1,"old_price":"50","end_hour":"23","sale_price":"50","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"染发50"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"4280687130348366947","use_timer":1,"old_price":"60","end_hour":"23","sale_price":"60","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"染"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"749783867489642401","use_timer":1,"old_price":"15","end_hour":"23","sale_price":"15","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"自洗剪15"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"821841461694803277","use_timer":1,"old_price":"35","end_hour":"23","sale_price":"35","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"洗剪吹长"},{"time_limit_date":"","ticket_category":"0","expiry_date":7,"product_detail":"","time_limit_status":"0","begin_minute":"00","product_uid":"821841461695411939","use_timer":1,"old_price":"5","end_hour":"23","sale_price":"5","end_minute":"59","begin_hour":"00","sale_status":1,"product_name":"自洗男"}]
是否打印二维码设置为1
是否打印紧凑设置为3
当前号显示模式设置为1
session_id:c25d9****7eadc
纸币器设置接收纸币范围为36
欢迎使用天羚自助售票系统[2.7.3]
定时检测未同步订单启用
2025-10-01 08:47:13>>>cash write=30
2025-10-01 08:47:13>>>cash write=02
2025-10-01 08:47:13>>>cash write=3E
2025-10-01 08:47:13>>>cash read=808F808F808F808F808F808F808F808F808F
系统时间初始化成功，时间为202510184713
2025-10-01 08:47:14>>>cash write=02
2025-10-01 08:47:14 >>>剩余flash空间=1678000,占用RAM为650.5087890625
2025-10-01 08:47:15 >>>回调事件:910,subscribe,10000,连接服务器成功

2025-10-01 08:47:15 >>>剩余flash空间=1677500,占用RAM为618.763671875
2025-10-01 08:47:15 >>>回调事件:911,GetMqttQueue,500,暂无需要下发的信息，请求类型：ticket

2025-10-01 08:47:17>>>cash write=0C
2025-10-01 08:47:17>>>cash read=3E
流量卡还有149天过期
2025-10-01 08:47:25 >>>当前Ram内存为661.828125
2025-10-01 08:47:29 >>>回调事件[910,devices/TL2872]
当日首次设置时间戳true为1759279650
2025-10-01 08:47:30 >>>故障排除日志:上一MQTT订单号缓存列表为2509302010380071434465
2025-10-01 08:47:30 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 08:47:30 开始打印,排队:1,票券:2510010847206576122601,订单:2510010847200063493184,[2025-10-01 08:47:28微信支付10元]
2025-10-01 08:47:32 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010847206576122601","queue_number":1,"trade_uid":"2510010847200063493184"}]}
2025-10-01 08:47:32 >>>故障排除日志:删除未同步下发订单成功2510010847200063493184
2025-10-01 08:47:32 >>>故障排除日志:终端同步成功后剩余订单列表


===08:49:07===
定时检测未同步订单关闭
检测订单目录中>>>
无未同步订单>>>


===09:03:07===
2025-10-01 09:02:56 >>>回调事件[910,devices/TL2872]
2025-10-01 09:02:56 >>>故障排除日志:上一MQTT订单号缓存列表为2510010847200063493184
2025-10-01 09:02:56 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:02:56 开始打印,排队:2,票券:2510010902445877448601,订单:2510010902440058341774,[2025-10-01 09:02:55微信支付10元]
2025-10-01 09:02:58 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010902445877448601","queue_number":2,"trade_uid":"2510010902440058341774"}]}
2025-10-01 09:02:58 >>>故障排除日志:删除未同步下发订单成功2510010902440058341774
2025-10-01 09:02:58 >>>故障排除日志:终端同步成功后剩余订单列表


===09:08:07===
2025-10-01 09:07:44 >>>回调事件[910,devices/TL2872]
2025-10-01 09:07:44 >>>故障排除日志:上一MQTT订单号缓存列表为2510010902440058341774
2025-10-01 09:07:44 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:07:44 开始打印,排队:3,票券:2510010907355332857201,订单:2510010907350052942367,[2025-10-01 09:07:43微信支付10元]
2025-10-01 09:07:46 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010907355332857201","queue_number":3,"trade_uid":"2510010907350052942367"}]}
2025-10-01 09:07:46 >>>故障排除日志:删除未同步下发订单成功2510010907350052942367
2025-10-01 09:07:46 >>>故障排除日志:终端同步成功后剩余订单列表


===09:11:08===
2025-10-01 09:10:40 >>>回调事件[910,devices/TL2872]
2025-10-01 09:10:40 >>>故障排除日志:上一MQTT订单号缓存列表为2510010907350052942367
2025-10-01 09:10:40 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:10:40 开始打印,排队:4,票券:2510010910294944843501,订单:2510010910290049069914,[2025-10-01 09:10:38支付宝支付10元]
2025-10-01 09:10:42 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010910294944843501","queue_number":4,"trade_uid":"2510010910290049069914"}]}
2025-10-01 09:10:42 >>>故障排除日志:删除未同步下发订单成功2510010910290049069914
2025-10-01 09:10:42 >>>故障排除日志:终端同步成功后剩余订单列表


===09:12:08===
2025-10-01 09:11:11 >>>回调事件[910,devices/TL2872]
2025-10-01 09:11:11 >>>故障排除日志:上一MQTT订单号缓存列表为2510010910290049069914
2025-10-01 09:11:11 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:11:11 开始打印,排队:5,票券:2510010911033073129501,订单:2510010911030030321923,[2025-10-01 09:11:10微信支付10元]
2025-10-01 09:11:13 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010911033073129501","queue_number":5,"trade_uid":"2510010911030030321923"}]}
2025-10-01 09:11:13 >>>故障排除日志:删除未同步下发订单成功2510010911030030321923
2025-10-01 09:11:13 >>>故障排除日志:终端同步成功后剩余订单列表


===09:21:08===
2025-10-01 09:20:24 >>>回调事件[910,devices/TL2872]
2025-10-01 09:20:24 >>>故障排除日志:上一MQTT订单号缓存列表为2510010911030030321923
2025-10-01 09:20:24 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:20:25 开始打印,排队:6,票券:2510010920172961754801,订单:2510010920170029197373,[2025-10-01 09:20:24微信支付10元]
2025-10-01 09:20:27 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010920172961754801","queue_number":6,"trade_uid":"2510010920170029197373"}]}
2025-10-01 09:20:27 >>>故障排除日志:删除未同步下发订单成功2510010920170029197373
2025-10-01 09:20:27 >>>故障排除日志:终端同步成功后剩余订单列表
2025-10-01 09:20:44 >>>回调事件[910,devices/TL2872]
2025-10-01 09:20:44 >>>故障排除日志:上一MQTT订单号缓存列表为2510010920170029197373
2025-10-01 09:20:44 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:20:44 开始打印,排队:7,票券:2510010920356142762601,订单:2510010920350061012572,[2025-10-01 09:20:44微信支付10元]
2025-10-01 09:20:46 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010920356142762601","queue_number":7,"trade_uid":"2510010920350061012572"}]}
2025-10-01 09:20:46 >>>故障排除日志:删除未同步下发订单成功2510010920350061012572
2025-10-01 09:20:46 >>>故障排除日志:终端同步成功后剩余订单列表


===09:33:08===
2025-10-01 09:32:55 >>>回调事件[910,devices/TL2872]
2025-10-01 09:32:55 >>>故障排除日志:上一MQTT订单号缓存列表为2510010920350061012572
2025-10-01 09:32:55 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:32:55 开始打印,排队:8,票券:2510010932469452805201,订单:2510010932460093590743,[2025-10-01 09:32:54微信支付10元]
2025-10-01 09:32:57 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010932469452805201","queue_number":8,"trade_uid":"2510010932460093590743"}]}
2025-10-01 09:32:57 >>>故障排除日志:删除未同步下发订单成功2510010932460093590743
2025-10-01 09:32:57 >>>故障排除日志:终端同步成功后剩余订单列表


===09:56:09===
2025-10-01 09:55:17>>>cash read=0A
2025-10-01 09:55:19>>>cash read=3E


===10:00:09===
2025-10-01 09:59:40 >>>回调事件[910,devices/TL2872]
2025-10-01 09:59:40 >>>故障排除日志:上一MQTT订单号缓存列表为2510010932460093590743
2025-10-01 09:59:40 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 09:59:40 开始打印,排队:9,票券:2510010959283194557101,订单:2510010959280031575263,[2025-10-01 09:59:39微信支付10元]
2025-10-01 09:59:42 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510010959283194557101","queue_number":9,"trade_uid":"2510010959280031575263"}]}
2025-10-01 09:59:42 >>>故障排除日志:删除未同步下发订单成功2510010959280031575263
2025-10-01 09:59:42 >>>故障排除日志:终端同步成功后剩余订单列表


===10:46:09===
2025-10-01 10:45:39 收到下发指令:叫号2>>>
2025-10-01 10:45:40 收到下发指令:叫号3>>>
2025-10-01 10:45:41 收到下发指令:叫号4>>>
2025-10-01 10:45:42 收到下发指令:叫号5>>>
2025-10-01 10:45:43 收到下发指令:叫号6>>>
2025-10-01 10:45:44 收到下发指令:叫号7>>>
2025-10-01 10:45:44 收到下发指令:叫号8>>>
2025-10-01 10:45:45 收到下发指令:叫号9>>>


===13:01:10===
2025-10-01 13:00:44>>>cash read=0A
2025-10-01 13:00:45>>>cash read=3E


===13:02:10===
2025-10-01 13:01:34 >>>回调事件[910,devices/TL2872]
2025-10-01 13:01:34 >>>故障排除日志:上一MQTT订单号缓存列表为2510010959280031575263
2025-10-01 13:01:34 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 13:01:34 开始打印,排队:10,票券:2510011301265144708501,订单:2510011301260051036881,[2025-10-01 13:01:33微信支付10元]
2025-10-01 13:01:36 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011301265144708501","queue_number":10,"trade_uid":"2510011301260051036881"}]}
2025-10-01 13:01:36 >>>故障排除日志:删除未同步下发订单成功2510011301260051036881
2025-10-01 13:01:36 >>>故障排除日志:终端同步成功后剩余订单列表


===15:58:11===
2025-10-01 15:57:41>>>cash read=0A
2025-10-01 15:57:42>>>cash read=3E


===16:00:11===
2025-10-01 15:59:19 >>>剩余flash空间=1682000,占用RAM为650.125
2025-10-01 15:59:19 >>>回调事件:901,netChange,1,4G LTE网络



===16:49:11===
2025-10-01 16:48:30 >>>回调事件[910,devices/TL2872]
2025-10-01 16:48:30 >>>故障排除日志:上一MQTT订单号缓存列表为2510011301260051036881
2025-10-01 16:48:30 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 16:48:30 开始打印,排队:11,票券:2510011648166116767601,订单:2510011648160060786228,[2025-10-01 16:48:29微信支付10元]
2025-10-01 16:48:32 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011648166116767601","queue_number":11,"trade_uid":"2510011648160060786228"}]}
2025-10-01 16:48:32 >>>故障排除日志:删除未同步下发订单成功2510011648160060786228
2025-10-01 16:48:32 >>>故障排除日志:终端同步成功后剩余订单列表


===17:06:11===
2025-10-01 17:05:27 >>>回调事件[910,devices/TL2872]
2025-10-01 17:05:27 >>>故障排除日志:上一MQTT订单号缓存列表为2510011648160060786228
2025-10-01 17:05:27 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 17:05:27 开始打印,排队:12,票券:2510011705201604797101,订单:2510011705200015655312,[2025-10-01 17:05:27微信支付10元]
2025-10-01 17:05:29 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011705201604797101","queue_number":12,"trade_uid":"2510011705200015655312"}]}
2025-10-01 17:05:29 >>>故障排除日志:删除未同步下发订单成功2510011705200015655312
2025-10-01 17:05:29 >>>故障排除日志:终端同步成功后剩余订单列表


===17:15:12===
2025-10-01 17:15:04 收到下发指令:叫号12>>>


===17:28:12===
2025-10-01 17:27:54 >>>回调事件[910,devices/TL2872]
2025-10-01 17:27:54 >>>故障排除日志:上一MQTT订单号缓存列表为2510011705200015655312
2025-10-01 17:27:54 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 17:27:54 开始打印,排队:13,票券:2510011727438920579401,订单:2510011727430088805428,[2025-10-01 17:27:53微信支付10元]
2025-10-01 17:27:56 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011727438920579401","queue_number":13,"trade_uid":"2510011727430088805428"}]}
2025-10-01 17:27:56 >>>故障排除日志:删除未同步下发订单成功2510011727430088805428
2025-10-01 17:27:56 >>>故障排除日志:终端同步成功后剩余订单列表


===17:55:12===
2025-10-01 17:54:32 >>>回调事件[910,devices/TL2872]
2025-10-01 17:54:32 >>>故障排除日志:上一MQTT订单号缓存列表为2510011727430088805428
2025-10-01 17:54:32 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 17:54:32 开始打印,排队:14,票券:2510011754258407799301,订单:2510011754250083647396,[2025-10-01 17:54:31微信支付10元]
2025-10-01 17:54:34 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011754258407799301","queue_number":14,"trade_uid":"2510011754250083647396"}]}
2025-10-01 17:54:34 >>>故障排除日志:删除未同步下发订单成功2510011754250083647396
2025-10-01 17:54:34 >>>故障排除日志:终端同步成功后剩余订单列表


===17:57:13===
2025-10-01 17:56:53 >>>回调事件[910,devices/TL2872]
2025-10-01 17:56:53 >>>故障排除日志:上一MQTT订单号缓存列表为2510011754250083647396
2025-10-01 17:56:53 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 17:56:53 开始打印,排队:15,票券:2510011756460239688701,订单:2510011756460002003019,[2025-10-01 17:56:52支付宝支付10元]
2025-10-01 17:56:55 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011756460239688701","queue_number":15,"trade_uid":"2510011756460002003019"}]}
2025-10-01 17:56:55 >>>故障排除日志:删除未同步下发订单成功2510011756460002003019
2025-10-01 17:56:55 >>>故障排除日志:终端同步成功后剩余订单列表


===18:44:13===
2025-10-01 18:43:32 >>>回调事件[910,devices/TL2872]
2025-10-01 18:43:32 >>>故障排除日志:上一MQTT订单号缓存列表为2510011756460002003019
2025-10-01 18:43:32 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 18:43:32 开始打印,排队:16,票券:2510011843264557917401,订单:2510011843260045132546,[2025-10-01 18:43:31微信支付10元]
2025-10-01 18:43:34 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011843264557917401","queue_number":16,"trade_uid":"2510011843260045132546"}]}
2025-10-01 18:43:34 >>>故障排除日志:删除未同步下发订单成功2510011843260045132546
2025-10-01 18:43:34 >>>故障排除日志:终端同步成功后剩余订单列表


===19:20:13===
2025-10-01 19:19:43 >>>回调事件[910,devices/TL2872]
2025-10-01 19:19:43 >>>故障排除日志:上一MQTT订单号缓存列表为2510011843260045132546
2025-10-01 19:19:43 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 19:19:43 开始打印,排队:17,票券:2510011919373138962601,订单:2510011919370031041796,[2025-10-01 19:19:42微信支付10元]
2025-10-01 19:19:45 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011919373138962601","queue_number":17,"trade_uid":"2510011919370031041796"}]}
2025-10-01 19:19:45 >>>故障排除日志:删除未同步下发订单成功2510011919370031041796
2025-10-01 19:19:45 >>>故障排除日志:终端同步成功后剩余订单列表


===19:30:14===
2025-10-01 19:29:29 收到下发指令:叫号15>>>
2025-10-01 19:29:30 收到下发指令:叫号16>>>
2025-10-01 19:29:31 收到下发指令:叫号17>>>


===19:41:14===
2025-10-01 19:40:49 >>>回调事件[910,devices/TL2872]
2025-10-01 19:40:49 >>>故障排除日志:上一MQTT订单号缓存列表为2510011919370031041796
2025-10-01 19:40:49 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 19:40:49 开始打印,排队:18,票券:2510011940397574882401,订单:2510011940390075323067,[2025-10-01 19:40:49微信支付10元]
2025-10-01 19:40:51 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011940397574882401","queue_number":18,"trade_uid":"2510011940390075323067"}]}
2025-10-01 19:40:51 >>>故障排除日志:删除未同步下发订单成功2510011940390075323067
2025-10-01 19:40:51 >>>故障排除日志:终端同步成功后剩余订单列表


===19:55:14===
2025-10-01 19:54:14 >>>回调事件[910,devices/TL2872]
2025-10-01 19:54:14 >>>故障排除日志:上一MQTT订单号缓存列表为2510011940390075323067
2025-10-01 19:54:14 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 19:54:14 开始打印,排队:19,票券:2510011954063323817501,订单:2510011954060032847479,[2025-10-01 19:54:14微信支付10元]
2025-10-01 19:54:16 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011954063323817501","queue_number":19,"trade_uid":"2510011954060032847479"}]}
2025-10-01 19:54:16 >>>故障排除日志:删除未同步下发订单成功2510011954060032847479
2025-10-01 19:54:17 >>>故障排除日志:终端同步成功后剩余订单列表


===20:00:15===
2025-10-01 19:59:45 >>>回调事件[910,devices/TL2872]
2025-10-01 19:59:45 >>>故障排除日志:上一MQTT订单号缓存列表为2510011954060032847479
2025-10-01 19:59:45 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 19:59:45 开始打印,排队:20,票券:2510011959379008161201,订单:2510011959370087620759,[2025-10-01 19:59:44微信支付20元]
2025-10-01 19:59:47 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510011959379008161201","queue_number":20,"trade_uid":"2510011959370087620759"}]}
2025-10-01 19:59:47 >>>故障排除日志:删除未同步下发订单成功2510011959370087620759
2025-10-01 19:59:47 >>>故障排除日志:终端同步成功后剩余订单列表


===20:09:15===
2025-10-01 20:08:55 >>>回调事件[910,devices/TL2872]
2025-10-01 20:08:55 >>>故障排除日志:上一MQTT订单号缓存列表为2510011959370087620759
2025-10-01 20:08:55 >>>故障排除日志:终端未同步成功订单列表
2025-10-01 20:08:55 开始打印,排队:21,票券:2510012008499617542301,订单:2510012008490095778878,[2025-10-01 20:08:55支付宝支付10元]
2025-10-01 20:08:57 排队号更新回调:{"return_code":"success","return_msg":"同步成功","data":[{"ticket_no":"2510012008499617542301","queue_number":21,"trade_uid":"2510012008490095778878"}]}
2025-10-01 20:08:57 >>>故障排除日志:删除未同步下发订单成功2510012008490095778878
2025-10-01 20:08:57 >>>故障排除日志:终端同步成功后剩余订单列表


===20:27:15===
2025-10-01 20:26:35 收到下发指令:叫号20>>>
2025-10-01 20:26:36 收到下发指令:叫号21>>>