{"id":16016,"date":"2026-11-07T16:13:38","date_gmt":"2026-11-07T16:13:38","guid":{"rendered":"https:\/\/bjftradinggroup.com\/?p=16016"},"modified":"2026-11-07T16:13:38","modified_gmt":"2026-11-07T16:13:38","slug":"low-latency-crypto-trading","status":"publish","type":"post","link":"https:\/\/bjftradinggroup.com\/vi\/low-latency-crypto-trading\/","title":{"rendered":"Giao d\u1ecbch crypto \u0111\u1ed9 tr\u1ec5 th\u1ea5p: V\u1ecb tr\u00ed m\u00e1y ch\u1ee7 s\u00e0n giao d\u1ecbch, \u0111\u1ed9 tr\u1ec5 API th\u1ef1c t\u1ebf v\u00e0 n\u01a1i \u0111\u1eb7t bot c\u1ee7a b\u1ea1n"},"content":{"rendered":"

<\/p>\n

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\nBJF TRADING GROUP \u00b7 H\u1ea0 T\u1ea6NG CRYPTO<\/span><\/p>\n

Giao d\u1ecbch crypto \u0111\u1ed9 tr\u1ec5 th\u1ea5p: V\u1ecb tr\u00ed m\u00e1y ch\u1ee7 s\u00e0n giao d\u1ecbch, \u0111\u1ed9 tr\u1ec5 API th\u1ef1c t\u1ebf v\u00e0 n\u01a1i \u0111\u1eb7t bot c\u1ee7a b\u1ea1n<\/span><\/h2>\n

M\u1ed9t bot arbitrage crypto c\u00f3 th\u1ec3 c\u00f3 t\u00edn hi\u1ec7u t\u1ed1t m\u00e0 v\u1eabn thua giao d\u1ecbch, v\u00ec khi l\u1ec7nh \u0111\u1ebfn \u0111\u01b0\u1ee3c s\u00e0n th\u00ec m\u1ee9c gi\u00e1 m\u00e0 n\u00f3 \u0111\u00e3 th\u1ea5y \u0111\u00e3 kh\u00f4ng c\u00f2n. H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1c s\u00e0n l\u1edbn th\u1ef1c s\u1ef1 \u0111\u1eb7t matching engine \u1edf \u0111\u00e2u, v\u00ec sao ping t\u1edbi m\u00e1y ch\u1ee7 API g\u1ea7n nh\u01b0 kh\u00f4ng cho b\u1ea1n bi\u1ebft \u0111i\u1ec1u g\u00ec, ch\u00fang t\u00f4i \u0111\u00e3 \u0111o \u0111\u01b0\u1ee3c g\u00ec t\u1eeb m\u1ed9t m\u00e1y ch\u1ee7 th\u1ef1c, c\u00e1ch \u0111o \u0111\u1ed9 tr\u1ec5 \u0111\u00fang t\u1eeb m\u00e1y c\u1ee7a ch\u00ednh b\u1ea1n, v\u00e0 c\u00e1ch ch\u1ecdn khu v\u1ef1c hosting khi chi\u1ebfn l\u01b0\u1ee3c c\u1ee7a b\u1ea1n giao d\u1ecbch tr\u00ean hai s\u00e0n \u1edf hai qu\u1ed1c gia kh\u00e1c nhau.<\/p>\n<\/div>\n

\nN\u1ed9i dung h\u01b0\u1edbng d\u1eabn<\/strong><\/p>\n
    \n
  1. \u0110\u1ed9 tr\u1ec5 th\u1ea5p c\u00f3 \u00fd ngh\u0129a g\u00ec trong giao d\u1ecbch crypto<\/a><\/li>\n
  2. Ng\u00e2n s\u00e1ch \u0111\u1ed9 tr\u1ec5: t\u1eebng mili gi\u00e2y \u0111i \u0111\u00e2u<\/a><\/li>\n
  3. C\u00e1c s\u00e0n crypto \u0111\u1eb7t matching engine \u1edf \u0111\u00e2u<\/a><\/li>\n
  4. C\u00e1i b\u1eaby CDN: v\u00ec sao ping n\u00f3i d\u1ed1i<\/a><\/li>\n
  5. Nh\u1eefng g\u00ec ch\u00fang t\u00f4i \u0111o \u0111\u01b0\u1ee3c t\u1eeb m\u00e1y ch\u1ee7 \u1edf Montreal<\/a><\/li>\n
  6. T\u1eebng b\u01b0\u1edbc: \u0111o \u0111\u1ed9 tr\u1ec5 s\u00e0n giao d\u1ecbch \u0111\u00fang c\u00e1ch<\/a><\/li>\n
  7. D\u1eef li\u1ec7u th\u1ecb tr\u01b0\u1eddng qua WebSocket v\u00e0 \u0111\u1ed3ng b\u1ed9 \u0111\u1ed3ng h\u1ed3<\/a><\/li>\n
  8. Ch\u1ecdn khu v\u1ef1c hosting cho arbitrage gi\u1eefa hai s\u00e0n<\/a><\/li>\n
  9. \u0110\u1ed9 tr\u1ec5 bi\u1ebfn th\u00e0nh ti\u1ec1n nh\u01b0 th\u1ebf n\u00e0o<\/a><\/li>\n
  10. Colocation, VPS v\u00e0 \u0111i\u1ec1u g\u00ec th\u1ef1c t\u1ebf v\u1edbi trader \u0111\u1ed9c l\u1eadp<\/a><\/li>\n
  11. \u0110\u1ed9 tr\u1ec5 b\u00ean trong ph\u1ea7n m\u1ec1m c\u1ee7a ch\u00ednh b\u1ea1n<\/a><\/li>\n
  12. R\u1ee7i ro v\u00e0 gi\u1edbi h\u1ea1n<\/a><\/li>\n
  13. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<\/ol>\n<\/div>\n

    \u0110\u1ed9 tr\u1ec5 th\u1ea5p c\u00f3 \u00fd ngh\u0129a g\u00ec trong giao d\u1ecbch crypto<\/h2>\n

    Tr\u1ea3 l\u1eddi ng\u1eafn:<\/strong> giao d\u1ecbch crypto \u0111\u1ed9 tr\u1ec5 th\u1ea5p ngh\u0129a l\u00e0 r\u00fat ng\u1eafn kho\u1ea3ng th\u1eddi gian t\u1eeb khi gi\u00e1 thay \u0111\u1ed5i tr\u00ean s\u00e0n \u0111\u1ebfn khi l\u1ec7nh c\u1ee7a b\u1ea1n t\u1edbi matching engine c\u1ee7a s\u00e0n \u0111\u00f3. Ph\u1ea7n l\u1edbn th\u1eddi gian n\u00e0y l\u00e0 kho\u1ea3ng c\u00e1ch v\u1eadt l\u00fd: c\u00e1c s\u00e0n l\u1edbn ch\u1ea1y engine \u1edf nh\u1eefng khu v\u1ef1c \u0111\u00e1m m\u00e2y c\u1ee5 th\u1ec3, ch\u1ee7 y\u1ebfu t\u1ea1i Tokyo, Singapore v\u00e0 H\u1ed3ng K\u00f4ng, v\u00e0 m\u1ed9t bot \u0111\u1eb7t \u1edf ch\u00e2u l\u1ee5c kh\u00e1c ch\u1eadm h\u01a1n 150 \u0111\u1ebfn 250 mili gi\u00e2y so v\u1edbi bot \u0111\u1eb7t ngay c\u1ea1nh engine. Ph\u1ea7n l\u1edbn th\u1ee9 hai l\u00e0 chi ph\u00ed ph\u1ee5 c\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c: k\u1ebft n\u1ed1i ngu\u1ed9i, polling REST, \u0111\u1ed3ng h\u1ed3 \u0111\u1ed3ng b\u1ed9 k\u00e9m v\u00e0 m\u00e3 ch\u1eadm.<\/p>\n

    Trong forex, \u0111\u1ed9 tr\u1ec5 l\u00e0 c\u00e2u chuy\u1ec7n v\u1ec1 v\u00e0i trung t\u00e2m d\u1eef li\u1ec7u n\u1ed5i ti\u1ebfng \u1edf London, New York v\u00e0 Tokyo, v\u00e0 v\u1ec1 c\u1ea7u thanh kho\u1ea3n c\u1ee7a c\u00e1c broker. Trong crypto, b\u1ee9c tranh kh\u00e1c h\u1eb3n. Kh\u00f4ng c\u00f3 khu trung t\u00e2m chung c\u1ee7a c\u00e1c s\u00e0n: m\u1ed7i s\u00e0n t\u1ef1 ch\u1ecdn khu v\u1ef1c \u0111\u00e1m m\u00e2y c\u1ee7a m\u00ecnh, ph\u1ea7n l\u1edbn n\u1eb1m tr\u00ean h\u1ea1 t\u1ea7ng \u0111\u00e1m m\u00e2y c\u00f4ng c\u1ed9ng, v\u00e0 API c\u1ee7a h\u1ecd th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t sau c\u00e1c m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN) khi\u1ebfn s\u00e0n tr\u00f4ng c\u00f3 v\u1ebb g\u1ea7n trong khi th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady. \u0110i\u1ec1u \u0111\u00f3 khi\u1ebfn vi\u1ec7c \u0111o v\u1eeba d\u1ec5 h\u01a1n (b\u1ea1n c\u00f3 th\u1ec3 thu\u00ea m\u1ed9t m\u00e1y ch\u1ee7 trong c\u00f9ng khu v\u1ef1c \u0111\u00e1m m\u00e2y v\u1edbi gi\u00e1 m\u1ed9t b\u1eefa t\u1ed1i) v\u1eeba d\u1ec5 g\u00e2y hi\u1ec3u l\u1ea7m h\u01a1n (c\u00e1c ph\u00e9p th\u1eed hi\u1ec3n nhi\u00ean l\u1ea1i \u0111o sai th\u1ee9).<\/p>\n

    \u0110\u1ed9 tr\u1ec5 quan tr\u1ecdng \u0111\u1ebfn m\u1ee9c n\u00e0o ph\u1ee5 thu\u1ed9c v\u00e0o chi\u1ebfn l\u01b0\u1ee3c:<\/p>\n

    \n\n\n\n\n\n\n\n\n
    Chi\u1ebfn l\u01b0\u1ee3c<\/th>\nC\u01a1 h\u1ed9i th\u01b0\u1eddng t\u1ed3n t\u1ea1i bao l\u00e2u<\/th>\n\u0110\u1ed9 tr\u1ec5 "\u0111\u1ee7 t\u1ed1t"<\/th>\n<\/tr>\n<\/thead>\n
    Arbitrage li\u00ean s\u00e0n c\u00f3 chuy\u1ec3n ti\u1ec1n gi\u1eefa c\u00e1c s\u00e0n<\/td>\nV\u00e0i ph\u00fat (b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi s\u1ed1 x\u00e1c nh\u1eadn blockchain)<\/td>\nV\u00e0i gi\u00e2y; ph\u00ed v\u00e0 th\u1eddi gian chuy\u1ec3n quan tr\u1ecdng h\u01a1n nhi\u1ec1u<\/td>\n<\/tr>\n
    Giao d\u1ecbch funding rate v\u00e0 basis spot-futures<\/td>\nV\u00e0i gi\u1edd \u0111\u1ebfn v\u00e0i ng\u00e0y<\/td>\nKh\u00f4ng quan tr\u1ecdng; ch\u1ea5t l\u01b0\u1ee3ng kh\u1edbp l\u1ec7nh quan tr\u1ecdng h\u01a1n t\u1ed1c \u0111\u1ed9<\/td>\n<\/tr>\n
    Arbitrage ph\u00f2ng h\u1ed9 (hai ch\u00e2n) v\u1edbi s\u1ed1 d\u01b0 n\u1ea1p s\u1eb5n tr\u00ean c\u1ea3 hai s\u00e0n<\/td>\nH\u00e0ng tr\u0103m mili gi\u00e2y \u0111\u1ebfn v\u00e0i gi\u00e2y v\u1edbi c\u00e1c c\u1eb7p v\u1ed1n h\u00f3a trung b\u00ecnh, ng\u1eafn h\u01a1n v\u1edbi c\u00e1c c\u1eb7p ch\u00ednh<\/td>\nH\u00e0ng ch\u1ee5c mili gi\u00e2y t\u1edbi m\u1ed7i s\u00e0n<\/td>\n<\/tr>\n
    Arbitrage \u0111\u1ed9 tr\u1ec5 v\u1edbi s\u00e0n ch\u1eadm h\u01a1n, c\u1ea1nh tranh v\u1edbi market maker<\/td>\nV\u00e0i mili gi\u00e2y<\/td>\nM\u1ed9t ch\u1eef s\u1ed1 mili gi\u00e2y t\u1edbi s\u00e0n giao d\u1ecbch, c\u00f9ng khu v\u1ef1c \u0111\u00e1m m\u00e2y<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    N\u1ebfu l\u1ee3i th\u1ebf c\u1ee7a b\u1ea1n \u0111\u1ebfn t\u1eeb c\u00e1c ch\u00eanh l\u1ec7ch c\u1ea5u tr\u00fac ch\u1eadm, nh\u01b0 arbitrage funding rate<\/a> ho\u1eb7c c\u00e1c giao d\u1ecbch chuy\u1ec3n ti\u1ec1n b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi ph\u00ed r\u00fat ti\u1ec1n v\u00e0 th\u1eddi gian x\u00e1c nh\u1eadn m\u1ea1ng<\/a>, b\u1ea1n kh\u00f4ng c\u1ea7n g\u00ec trong h\u01b0\u1edbng d\u1eabn n\u00e0y ngo\u00e0i m\u1ed9t m\u00e1y ch\u1ee7 \u1ed5n \u0111\u1ecbnh. N\u1ebfu b\u1ea1n giao d\u1ecbch ch\u00eanh l\u1ec7ch gi\u00e1 gi\u1eefa c\u00e1c s\u1ed5 l\u1ec7nh, \u0111\u1ed9 tr\u1ec5 ch\u00ednh l\u00e0 kh\u00e1c bi\u1ec7t gi\u1eefa kh\u1edbp \u0111\u01b0\u1ee3c l\u1ec7nh v\u00e0 ch\u1ea1y theo gi\u00e1.<\/p>\n

    Ng\u00e2n s\u00e1ch \u0111\u1ed9 tr\u1ec5: t\u1eebng mili gi\u00e2y \u0111i \u0111\u00e2u<\/h2>\n

    "\u0110\u1ed9 tr\u1ec5" kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t con s\u1ed1 duy nh\u1ea5t. M\u1ed9t l\u1ec7nh ph\u1ea3n \u1ee9ng v\u1edbi bi\u1ebfn \u0111\u1ed9ng th\u1ecb tr\u01b0\u1eddng \u0111i qua m\u1ed9t chu\u1ed7i c\u00e1c b\u01b0\u1edbc, v\u00e0 m\u1ed7i b\u01b0\u1edbc c\u1ed9ng th\u00eam th\u1eddi gian. Suy ngh\u0129 theo ki\u1ec3u ng\u00e2n s\u00e1ch cho b\u1ea1n bi\u1ebft ph\u1ea7n n\u00e0o b\u1ea1n thay \u0111\u1ed5i \u0111\u01b0\u1ee3c v\u00e0 ph\u1ea7n n\u00e0o kh\u00f4ng.<\/p>\n

    \"C\u1ea5u
    Chu\u1ed7i ph\u1ea3n \u1ee9ng c\u1ee7a m\u1ed9t l\u1ec7nh arbitrage. Kho\u1ea3ng c\u00e1ch b\u1ecb tr\u1ea3 hai l\u1ea7n: m\u1ed9t l\u1ea7n \u0111\u1ec3 d\u1eef li\u1ec7u th\u1ecb tr\u01b0\u1eddng \u0111\u1ebfn v\u1edbi b\u1ea1n, m\u1ed9t l\u1ea7n \u0111\u1ec3 l\u1ec7nh c\u1ee7a b\u1ea1n \u0111\u1ebfn engine.<\/figcaption><\/figure>\n
    \n\n\n\n\n\n\n\n\n\n\n\n\n
    Th\u00e0nh ph\u1ea7n<\/th>\nKho\u1ea3ng \u0111i\u1ec3n h\u00ecnh (\u01b0\u1edbc l\u01b0\u1ee3ng)<\/th>\nAi ki\u1ec3m so\u00e1t<\/th>\n<\/tr>\n<\/thead>\n
    Ph\u00e1t d\u1eef li\u1ec7u th\u1ecb tr\u01b0\u1eddng (t\u1eeb engine t\u1edbi WebSocket gateway)<\/td>\nD\u01b0\u1edbi m\u1ed9t mili gi\u00e2y \u0111\u1ebfn v\u00e0i mili gi\u00e2y; l\u00e2u h\u01a1n v\u1edbi lu\u1ed3ng t\u1ed5ng h\u1ee3p ho\u1eb7c b\u1ecb \u0111i\u1ec1u ti\u1ebft<\/td>\nS\u00e0n; b\u1ea1n ch\u1ecdn lo\u1ea1i lu\u1ed3ng<\/td>\n<\/tr>\n
    M\u1ea1ng, m\u1ed9t chi\u1ec1u, c\u00f9ng khu v\u1ef1c \u0111\u00e1m m\u00e2y<\/td>\nD\u01b0\u1edbi 1 ms \u0111\u1ebfn kho\u1ea3ng 2 ms<\/td>\nB\u1ea1n, th\u00f4ng qua l\u1ef1a ch\u1ecdn hosting<\/td>\n<\/tr>\n
    M\u1ea1ng, m\u1ed9t chi\u1ec1u, c\u00e1c khu v\u1ef1c ch\u00e2u \u00c1 l\u00e2n c\u1eadn (v\u00ed d\u1ee5 Tokyo t\u1edbi H\u1ed3ng K\u00f4ng)<\/td>\nKho\u1ea3ng 20 \u0111\u1ebfn 35 ms<\/td>\nB\u1ea1n<\/td>\n<\/tr>\n
    M\u1ea1ng, m\u1ed9t chi\u1ec1u, li\u00ean l\u1ee5c \u0111\u1ecba (v\u00ed d\u1ee5 ch\u00e2u \u00c2u ho\u1eb7c B\u1eafc M\u1ef9 t\u1edbi Tokyo)<\/td>\nKho\u1ea3ng 70 \u0111\u1ebfn 120 ms<\/td>\nB\u1ea1n<\/td>\n<\/tr>\n
    Thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i (b\u1eaft tay TCP v\u00e0 TLS) tr\u00ean k\u1ebft n\u1ed1i ngu\u1ed9i<\/td>\nTh\u00eam m\u1ed9t \u0111\u1ebfn ba v\u00f2ng kh\u1ee9 h\u1ed3i m\u1ea1ng<\/td>\nB\u1ea1n: gi\u1eef k\u1ebft n\u1ed1i lu\u00f4n \u1ea5m<\/td>\n<\/tr>\n
    M\u00e3 ra quy\u1ebft \u0111\u1ecbnh c\u1ee7a ch\u00ednh b\u1ea1n<\/td>\nV\u00e0i micro gi\u00e2y \u0111\u1ebfn h\u00e0ng ch\u1ee5c mili gi\u00e2y<\/td>\nB\u1ea1n<\/td>\n<\/tr>\n
    API gateway, x\u00e1c th\u1ef1c, gi\u1edbi h\u1ea1n t\u1ea7n su\u1ea5t v\u00e0 ki\u1ec3m tra r\u1ee7i ro<\/td>\nV\u00e0i mili gi\u00e2y \u0111\u1ebfn h\u00e0ng ch\u1ee5c mili gi\u00e2y, c\u00f3 \u0111\u1ed9t bi\u1ebfn khi th\u1ecb tr\u01b0\u1eddng bi\u1ebfn \u0111\u1ed9ng<\/td>\nS\u00e0n<\/td>\n<\/tr>\n
    Kh\u1edbp l\u1ec7nh<\/td>\nV\u00e0i micro gi\u00e2y \u0111\u1ebfn v\u00e0i mili gi\u00e2y<\/td>\nS\u00e0n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    Quy lu\u1eadt r\u1ea5t r\u00f5: hai y\u1ebfu t\u1ed1 b\u1ea1n ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c v\u00e0 \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng h\u00e0ng ch\u1ee5c ho\u1eb7c h\u00e0ng tr\u0103m mili gi\u00e2y l\u00e0 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n \u0111\u1eb7t \u1edf \u0111\u00e2u<\/strong> v\u00e0 k\u1ebft n\u1ed1i c\u1ee7a b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c gi\u1eef \u1ea5m hay kh\u00f4ng<\/strong>. M\u1ecdi th\u1ee9 kh\u00e1c ho\u1eb7c thu\u1ed9c v\u1ec1 s\u00e0n, ho\u1eb7c nh\u1ecf n\u1ebfu ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c vi\u1ebft h\u1ee3p l\u00fd. \u0110\u00f3 l\u00e0 l\u00fd do ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a h\u01b0\u1edbng d\u1eabn t\u1eadp trung v\u00e0o v\u1ecb tr\u00ed v\u00e0 c\u00e1ch \u0111o.<\/p>\n

    C\u00e1c s\u00e0n crypto \u0111\u1eb7t matching engine \u1edf \u0111\u00e2u<\/h2>\n

    C\u00e1c s\u00e0n hi\u1ebfm khi c\u00f4ng b\u1ed1 v\u1ecb tr\u00ed ch\u00ednh x\u00e1c c\u1ee7a matching engine, nh\u01b0ng ph\u1ea7n l\u1edbn ch\u1ea1y tr\u00ean \u0111\u00e1m m\u00e2y c\u00f4ng c\u1ed9ng, v\u00e0 c\u00f3 th\u1ec3 suy ra khu v\u1ef1c t\u1eeb c\u00e1c ph\u00e9p \u0111o \u0111\u1ed9 tr\u1ec5 th\u1ef1c hi\u1ec7n t\u1eeb nhi\u1ec1u khu v\u1ef1c \u0111\u00e1m m\u00e2y. C\u00e1c ph\u00e9p \u0111o \u0111\u1ed9c l\u1eadp do b\u00ean th\u1ee9 ba c\u00f4ng b\u1ed1 n\u0103m 2026 th\u1ed1ng nh\u1ea5t v\u1edbi nhau v\u1ec1 ph\u1ea7n l\u1edbn c\u00e1c s\u00e0n l\u1edbn. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y t\u00f3m t\u1eaft c\u00e1c khu v\u1ef1c \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 c\u00f4ng khai. H\u00e3y coi \u0111\u00f3 l\u00e0 \u0111i\u1ec3m xu\u1ea5t ph\u00e1t cho c\u00e1c ph\u00e9p th\u1eed c\u1ee7a ri\u00eang b\u1ea1n, kh\u00f4ng ph\u1ea3i s\u1ef1 b\u1ea3o \u0111\u1ea3m: c\u00e1c s\u00e0n c\u00f3 di chuy\u1ec3n (v\u00ed d\u1ee5, BitMEX \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u00e3 chuy\u1ec3n engine t\u1eeb Dublin sang Tokyo n\u0103m 2025).<\/p>\n

    \n\n\n\n\n\n\n\n\n\n\n\n
    S\u00e0n<\/th>\nKhu v\u1ef1c engine \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 c\u00f4ng khai<\/th>\nKhu v\u1ef1c \u0111\u00e1m m\u00e2y n\u00ean th\u1eed tr\u01b0\u1edbc<\/th>\n\u0110\u1ed9 tin c\u1eady<\/th>\n<\/tr>\n<\/thead>\n
    Binance<\/td>\nTokyo<\/td>\nAWS ap-northeast-1<\/td>\nCao: nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c ph\u00e9p \u0111o \u0111\u1ed9c l\u1eadp<\/td>\n<\/tr>\n
    Bybit<\/td>\nSingapore<\/td>\nAWS ap-southeast-1<\/td>\nCao<\/td>\n<\/tr>\n
    OKX<\/td>\nH\u1ed3ng K\u00f4ng<\/td>\nAWS ap-east-1<\/td>\nCao<\/td>\n<\/tr>\n
    Gate.io, KuCoin, Bitget, HTX<\/td>\nTokyo<\/td>\nAWS ap-northeast-1<\/td>\nTrung b\u00ecnh \u0111\u1ebfn cao<\/td>\n<\/tr>\n
    Coinbase (spot)<\/td>\nHoa K\u1ef3, b\u1edd \u0110\u00f4ng<\/td>\nAWS us-east-1<\/td>\nTrung b\u00ecnh: API \u0111\u1eb7t sau CDN, h\u00e3y \u0111o th\u1eddi gian x\u00e1c nh\u1eadn l\u1ec7nh<\/td>\n<\/tr>\n
    Kraken<\/td>\nCh\u00e2u \u00c2u<\/td>\nTh\u1eed London, Dublin v\u00e0 Frankfurt<\/td>\nTh\u1ea5p: c\u00e1c ngu\u1ed3n c\u00f4ng b\u1ed1 kh\u00f4ng th\u1ed1ng nh\u1ea5t<\/td>\n<\/tr>\n
    Deribit<\/td>\nKhu v\u1ef1c London<\/td>\nAWS eu-west-2<\/td>\nTrung b\u00ecnh \u0111\u1ebfn cao<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    T\u1eeb \u0111\u00f3 c\u00f3 hai k\u1ebft lu\u1eadn th\u1ef1c t\u1ebf. Th\u1ee9 nh\u1ea5t, Tokyo l\u00e0 n\u01a1i g\u1ea7n nh\u1ea5t v\u1edbi m\u1ed9t trung t\u00e2m giao d\u1ecbch chung c\u1ee7a crypto<\/strong>: m\u1ed9t m\u00e1y ch\u1ee7 \u1edf \u0111\u00f3 ch\u1ec9 c\u00e1ch Binance v\u00e0 v\u00e0i s\u00e0n l\u1edbn kh\u00e1c v\u00e0i mili gi\u00e2y, c\u00e1ch H\u1ed3ng K\u00f4ng kho\u1ea3ng 25 ms m\u1ed9t chi\u1ec1u v\u00e0 Singapore kho\u1ea3ng 35 ms m\u1ed9t chi\u1ec1u. Th\u1ee9 hai, b\u1ea5t k\u1ef3 chi\u1ebfn l\u01b0\u1ee3c n\u00e0o gh\u00e9p m\u1ed9t s\u00e0n ch\u00e2u \u00c1 v\u1edbi Coinbase ho\u1eb7c m\u1ed9t s\u00e0n ch\u00e2u \u00c2u \u0111\u1ec1u c\u00f3 m\u1ee9c s\u00e0n v\u1eadt l\u00fd 70 \u0111\u1ebfn 120 ms m\u1ed9t chi\u1ec1u gi\u1eefa hai engine, d\u00f9 b\u1ea1n l\u00e0m g\u00ec v\u1edbi m\u00e1y ch\u1ee7 c\u1ee7a m\u00ecnh.<\/p>\n

    \u0110\u1eb7t m\u00e1y ch\u1ee7 \u1edf m\u1ed9t qu\u1ed1c gia n\u00e0o \u0111\u00f3 kh\u00f4ng thay \u0111\u1ed5i vi\u1ec7c b\u1ea1n \u0111\u01b0\u1ee3c ph\u00e9p d\u00f9ng s\u00e0n n\u00e0o. H\u00e3y tu\u00e2n th\u1ee7 \u0111i\u1ec1u kho\u1ea3n d\u1ecbch v\u1ee5 c\u1ee7a t\u1eebng s\u00e0n v\u00e0 quy \u0111\u1ecbnh t\u1ea1i n\u01a1i b\u1ea1n sinh s\u1ed1ng; tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng m\u00e1y ch\u1ee7 ho\u1eb7c VPN \u0111\u1ec3 l\u00e1ch c\u00e1c h\u1ea1n ch\u1ebf \u0111\u1ecba l\u00fd.<\/p>\n

    C\u00e1i b\u1eaby CDN: v\u00ec sao ping n\u00f3i d\u1ed1i<\/h2>\n

    Sai l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 \u0111o \u0111\u1ed9 tr\u1ec5 b\u1eb1ng ping<\/code> ho\u1eb7c b\u1eb1ng th\u1eddi gian m\u1edf k\u1ebft n\u1ed1i TCP t\u1edbi t\u00ean m\u00e1y ch\u1ee7 API. G\u1ea7n nh\u01b0 m\u1ecdi s\u00e0n l\u1edbn \u0111\u1ec1u \u0111\u1eb7t c\u00e1c endpoint REST v\u00e0 WebSocket c\u00f4ng khai sau m\u1ed9t CDN ho\u1eb7c b\u1ed9 c\u00e2n b\u1eb1ng t\u1ea3i \u0111\u00e1m m\u00e2y c\u00f3 c\u00e1c \u0111i\u1ec3m bi\u00ean tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Khi b\u1ea1n k\u1ebft n\u1ed1i t\u1edbi api.binance.com<\/code> t\u1eeb ch\u00e2u \u00c2u ho\u1eb7c B\u1eafc M\u1ef9, m\u00e1y ch\u1ee7 tr\u1ea3 l\u1eddi b\u1eaft tay TCP c\u1ee7a b\u1ea1n l\u00e0 m\u1ed9t n\u00fat bi\u00ean \u1edf th\u00e0nh ph\u1ed1 g\u1ea7n \u0111\u00f3, kh\u00f4ng ph\u1ea3i matching engine \u1edf Tokyo. B\u1eaft tay ch\u1ec9 m\u1ea5t v\u00e0i mili gi\u00e2y; sau \u0111\u00f3 n\u00fat bi\u00ean chuy\u1ec3n ti\u1ebfp y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n qua m\u1ea1ng x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a nh\u00e0 cung c\u1ea5p t\u1edbi origin th\u1eadt, v\u00e0 th\u1eddi gian b\u1ecb ti\u00eau t\u1ed1n ch\u00ednh \u1edf \u0111\u00f3.<\/p>\n

    V\u00ec v\u1eady, ping 5 ms t\u1edbi t\u00ean m\u00e1y ch\u1ee7 c\u1ee7a s\u00e0n c\u00f3 th\u1ec3 \u0111i c\u00f9ng v\u1edbi th\u1eddi gian y\u00eau c\u1ea7u th\u1ef1c t\u1ebf 150 ms. Nh\u1eefng con s\u1ed1 duy nh\u1ea5t c\u00f3 \u00fd ngh\u0129a l\u00e0 nh\u1eefng con s\u1ed1 bao g\u1ed3m c\u1ea3 qu\u00e3ng \u0111\u01b0\u1eddng t\u1edbi origin: th\u1eddi gian t\u1edbi byte \u0111\u1ea7u ti\u00ean c\u1ee7a m\u1ed9t ph\u1ea3n h\u1ed3i API th\u1eadt tr\u00ean k\u1ebft n\u1ed1i \u0111\u00e3 m\u1edf s\u1eb5n, \u0111\u1ed9 ch\u00eanh gi\u1eefa d\u1ea5u th\u1eddi gian s\u1ef1 ki\u1ec7n c\u1ee7a ch\u00ednh s\u00e0n v\u00e0 th\u1eddi \u0111i\u1ec3m b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c tr\u00ean WebSocket, v\u00e0 th\u1eddi gian t\u1eeb khi g\u1eedi l\u1ec7nh \u0111\u1ebfn khi nh\u1eadn x\u00e1c nh\u1eadn.<\/p>\n

    \n
    3 \u0111\u1ebfn 15 ms<\/span>K\u1ebft n\u1ed1i TCP t\u1edbi n\u00fat bi\u00ean CDN<\/span>K\u1ebft qu\u1ea3 m\u00e0 c\u00e1c ph\u00e9p th\u1eed ki\u1ec3u ping cho th\u1ea5y t\u1eeb Montreal v\u1edbi ph\u1ea7n l\u1edbn API c\u1ee7a c\u00e1c s\u00e0n. N\u00f3 ch\u1ec9 \u0111o kho\u1ea3ng c\u00e1ch t\u1edbi n\u00fat bi\u00ean g\u1ea7n nh\u1ea5t.<\/span><\/div>\n
    ~167 ms<\/span>K\u1ebft n\u1ed1i TCP t\u1edbi origin \u1edf Tokyo<\/span>API c\u1ee7a Gate.io tr\u1ea3 l\u1eddi tr\u1ef1c ti\u1ebfp t\u1eeb m\u1ed9t \u0111\u1ecba ch\u1ec9 AWS Tokyo, kh\u00f4ng c\u00f3 n\u00fat bi\u00ean ph\u00eda tr\u01b0\u1edbc. \u0110\u00e2y l\u00e0 v\u00f2ng kh\u1ee9 h\u1ed3i m\u1ea1ng th\u1ef1c t\u1ebf t\u1eeb Montreal t\u1edbi Tokyo.<\/span><\/div>\n
    +60 \u0111\u1ebfn +130 ms<\/span>C\u00e1i gi\u00e1 c\u1ee7a k\u1ebft n\u1ed1i ngu\u1ed9i<\/span>Th\u1eddi gian th\u00eam cho y\u00eau c\u1ea7u \u0111\u1ea7u ti\u00ean tr\u00ean k\u1ebft n\u1ed1i m\u1edbi (b\u1eaft tay TLS c\u1ed9ng v\u1edbi y\u00eau c\u1ea7u) so v\u1edbi k\u1ebft n\u1ed1i \u1ea5m, tr\u00ean c\u00e1c endpoint \u0111\u1eb7t sau CDN.<\/span><\/div>\n<\/div>\n

    Do BJF Trading Group \u0111o ng\u00e0y 7 th\u00e1ng 11 n\u0103m 2026 t\u1eeb m\u1ed9t m\u00e1y ch\u1ee7 web \u1edf Montreal (Leaseweb), d\u00f9ng endpoint th\u1eddi gian c\u00f4ng khai, hai l\u01b0\u1ee3t ch\u1ea1y g\u1ed3m m\u1ed9t y\u00eau c\u1ea7u ngu\u1ed9i v\u00e0 20 y\u00eau c\u1ea7u \u1ea5m cho m\u1ed7i s\u00e0n.<\/p>\n

    Nh\u1eefng g\u00ec ch\u00fang t\u00f4i \u0111o \u0111\u01b0\u1ee3c t\u1eeb m\u00e1y ch\u1ee7 \u1edf Montreal<\/h2>\n

    \u0110\u1ec3 th\u1ec3 hi\u1ec7n hi\u1ec7u \u1ee9ng b\u1eb1ng s\u1ed1 li\u1ec7u th\u1eadt thay v\u00ec l\u1eddi qu\u1ea3ng c\u00e1o c\u1ee7a nh\u00e0 cung c\u1ea5p, ch\u00fang t\u00f4i ch\u1ea1y m\u1ed9t ph\u00e9p th\u0103m d\u00f2 nh\u1ecf t\u1eeb m\u00e1y ch\u1ee7 web \u0111ang l\u01b0u tr\u1eef trang n\u00e0y, \u0111\u1eb7t t\u1ea1i Montreal. V\u1edbi t\u00e1m s\u00e0n, n\u00f3 m\u1edf m\u1ed9t k\u1ebft n\u1ed1i, g\u1eedi m\u1ed9t y\u00eau c\u1ea7u (ngu\u1ed9i), sau \u0111\u00f3 g\u1eedi th\u00eam 20 y\u00eau c\u1ea7u tr\u00ean c\u00f9ng k\u1ebft n\u1ed1i keep-alive (\u1ea5m), v\u1edbi t\u1ed1c \u0111\u1ed9 b\u1ed1n y\u00eau c\u1ea7u m\u1ed7i gi\u00e2y, v\u00e0 l\u1eb7p l\u1ea1i to\u00e0n b\u1ed9 l\u01b0\u1ee3t ch\u1ea1y hai l\u1ea7n. Endpoint l\u00e0 l\u1ec7nh g\u1ecdi th\u1eddi gian m\u00e1y ch\u1ee7 c\u00f4ng khai c\u1ee7a t\u1eebng s\u00e0n, g\u1ea7n nh\u01b0 kh\u00f4ng x\u1eed l\u00fd g\u00ec, n\u00ean k\u1ebft qu\u1ea3 g\u1ea7n v\u1edbi th\u1eddi gian truy\u1ec1n thu\u1ea7n c\u1ed9ng th\u1eddi gian gateway.<\/p>\n

    \"Bi\u1ec3u
    Ph\u00e9p \u0111o th\u1eadt, m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m, m\u1ed9t bu\u1ed5i chi\u1ec1u. C\u00e1c c\u1ed9t ng\u1eafn (k\u1ebft n\u1ed1i TCP) l\u00e0 nh\u1eefng g\u00ec ph\u00e9p th\u1eed ki\u1ec3u ping cho th\u1ea5y; c\u00e1c c\u1ed9t d\u00e0i l\u00e0 c\u00e1i gi\u00e1 th\u1ef1c t\u1ebf c\u1ee7a m\u1ed9t y\u00eau c\u1ea7u giao d\u1ecbch.<\/figcaption><\/figure>\n
    \n\n\n\n\n\n\n\n\n\n\n\n\n
    S\u00e0n<\/th>\n\u0110i\u1ec3m ti\u1ebfp nh\u1eadn nh\u00ecn t\u1eeb Montreal<\/th>\nK\u1ebft n\u1ed1i TCP, ms<\/th>\nY\u00eau c\u1ea7u ngu\u1ed9i \u0111\u1ea7u ti\u00ean, ms<\/th>\nTrung v\u1ecb y\u00eau c\u1ea7u \u1ea5m, ms<\/th>\np90 \u1ea5m, ms<\/th>\n<\/tr>\n<\/thead>\n
    Coinbase<\/td>\nN\u00fat bi\u00ean Cloudflare<\/td>\n4<\/td>\n119 \u0111\u1ebfn 140<\/td>\n61<\/td>\n67<\/td>\n<\/tr>\n
    Kraken<\/td>\nN\u00fat bi\u00ean Cloudflare<\/td>\n3 \u0111\u1ebfn 15<\/td>\n162 \u0111\u1ebfn 179<\/td>\n108<\/td>\n118<\/td>\n<\/tr>\n
    Binance<\/td>\nN\u00fat bi\u00ean CloudFront<\/td>\n11 \u0111\u1ebfn 74<\/td>\n210 \u0111\u1ebfn 277<\/td>\n148<\/td>\n152<\/td>\n<\/tr>\n
    Bitget<\/td>\nN\u00fat bi\u00ean Cloudflare<\/td>\n15 \u0111\u1ebfn 37<\/td>\n226 \u0111\u1ebfn 247<\/td>\n162<\/td>\n173<\/td>\n<\/tr>\n
    KuCoin<\/td>\nN\u00fat bi\u00ean Cloudflare<\/td>\n6 \u0111\u1ebfn 23<\/td>\n220 \u0111\u1ebfn 244<\/td>\n163<\/td>\n168<\/td>\n<\/tr>\n
    OKX<\/td>\nN\u00fat bi\u00ean Cloudflare<\/td>\n3 \u0111\u1ebfn 4<\/td>\n217 \u0111\u1ebfn 232<\/td>\n169<\/td>\n180<\/td>\n<\/tr>\n
    Gate.io<\/td>\nTr\u1ef1c ti\u1ebfp, \u0111\u1ecba ch\u1ec9 AWS Tokyo<\/td>\n167<\/td>\n668 \u0111\u1ebfn 718<\/td>\n179<\/td>\n289<\/td>\n<\/tr>\n
    Bybit<\/td>\nN\u00fat bi\u00ean CloudFront<\/td>\n8 \u0111\u1ebfn 10<\/td>\n278 \u0111\u1ebfn 281<\/td>\n225<\/td>\n407<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    Ph\u00e9p th\u1eed nh\u1ecf n\u00e0y cho ra b\u1ed1n b\u00e0i h\u1ecdc:<\/p>\n