{"id":15910,"date":"2020-02-05T14:37:41","date_gmt":"2020-02-05T07:37:41","guid":{"rendered":"https:\/\/blog.tinohost.com\/?p=3059"},"modified":"2025-06-11T16:23:43","modified_gmt":"2025-06-11T09:23:43","slug":"memcached-redis-va-unix-socket","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/memcached-redis-va-unix-socket\/","title":{"rendered":"H\u1ed7 tr\u1ee3 Memcached\/Redis th\u00f4ng qua Unix socket – “\u0111i\u1ec3m c\u1ed9ng” m\u1edbi c\u1ee7a Cpanel t\u1ea1i TinoHost"},"content":{"rendered":"\u1ede b\u00e0i vi\u1ebft tr\u01b0\u1edbc, TinoHost \u0111\u00e3 gi\u1edbi thi\u1ec7u \u0111\u1ebfn b\u1ea1n nh\u1eefng ki\u1ebfn th\u1ee9c t\u1ed5ng quan v\u1ec1 Memcached v\u00e0 Redis<\/a>. Nh\u01b0ng c\u00f3 ph\u1ea3i Memcached hay Redis n\u00e0o c\u0169ng v\u1eadn h\u00e0nh tr\u00ean c\u00f9ng ph\u01b0\u01a1ng th\u1ee9c hay kh\u00f4ng? Ph\u01b0\u01a1ng th\u1ee9c n\u00e0o s\u1ebd mang \u0111\u1ebfn nhi\u1ec1u \u01b0u \u0111i\u1ec3m cho doanh nghi\u1ec7p h\u01a1n?<\/strong>\n

B\u1ed9 \u0111\u00f4i Memcached\/Redis v\u00e0 Unix socket\u00a0<\/strong><\/h2>\n

Memcached v\u00e0 Redis th\u01b0\u1eddng v\u1eadn h\u00e0nh theo ph\u01b0\u01a1ng th\u1ee9c n\u00e0o?<\/strong><\/h3>\n

Ph\u01b0\u01a1ng th\u1ee9c TCP\/IP<\/strong><\/h4>\nTCP<\/a>\/IP l\u00e0 t\u1eeb ti\u1ebfng Anh vi\u1ebft t\u1eaft c\u1ee7a Transmission Control Protocol<\/em> (TCP) v\u00e0 Internet Protocol<\/em> (IP). “C\u00e1i t\u00ean n\u00f3i l\u00ean t\u1ea5t c\u1ea3”: TCP\/IP l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a giao th\u1ee9c \u0111i\u1ec1u khi\u1ec3n giao v\u1eadn TCP v\u00e0 giao th\u1ee9c li\u00ean m\u1ea1ng IP.\nN\u0103m 1978, Bob Kahn v\u00e0 Vint Cerf \u0111\u00e3 ph\u00e1t tri\u1ec3n hai giao th\u1ee9c \u0111\u1ea7u ti\u00ean tr\u00ean th\u1ebf gi\u1edbi \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a n\u00e0y. \u0110\u1ebfn nay, TCP\/IP tr\u1edf th\u00e0nh giao th\u1ee9c c\u00e0i \u0111\u1eb7t truy\u1ec1n th\u00f4ng, ch\u1ed3ng giao th\u1ee9c \u0111\u01b0\u1ee3c 90% c\u00e1c m\u1ea1ng m\u00e1y t\u00ednh s\u1eed d\u1ee5ng.<\/span>\n

Ph\u01b0\u01a1ng th\u1ee9c Unix socket<\/strong><\/h4>\nSocket<\/a> l\u00e0 m\u1ed9t \u0111i\u1ec3m cu\u1ed1i (end-point) c\u1ee7a li\u00ean k\u1ebft truy\u1ec1n th\u00f4ng hai chi\u1ec1u (two-way communication) gi\u1eefa hai ch\u01b0\u01a1ng tr\u00ecnh ch\u1ea1y tr\u00ean m\u1ea1ng. Hi\u1ec3u \u0111\u01a1n gi\u1ea3n, socket l\u00e0 thi\u1ebft b\u1ecb truy\u1ec1n th\u00f4ng hai chi\u1ec1u g\u1eedi v\u00e0 nh\u1eadn d\u1eef li\u1ec7u t\u1eeb m\u00e1y kh\u00e1c.\nUnix socket l\u00e0 m\u1ed9t lo\u1ea1i c\u1ee7a socket. \u0110\u00e2y l\u00e0 m\u1ed9t \u0111i\u1ec3m giao ti\u1ebfp \u0111\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y t\u00ednh.\n

T\u1ea1i sao Unix socket \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “ma t\u1ed1c \u0111\u1ed9”?<\/strong><\/h3>\nKh\u00f4ng ph\u1ea3i ng\u1eabu nhi\u00ean m\u00e0 Unix socket \u0111\u01b0\u1ee3c c\u1ed9ng \u0111\u1ed3ng c\u00f4ng ngh\u1ec7 g\u1ecdi l\u00e0 “ma t\u1ed1c \u0111\u1ed9”. C\u0169ng kh\u00f4ng ph\u1ea3i v\u00f4 c\u1edb m\u00e0 Memcached\/Redis k\u1ebft h\u1ee3p v\u1edbi Unix socket \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 “b\u1ed9 \u0111\u00f4i th\u1ea7n th\u00e1nh”.\n

H\u1ed7 tr\u1ee3 truy\u1ec1n t\u1ea3i nhanh h\u01a1n<\/strong><\/h4>\nN\u1ebfu giao th\u1ee9c TCP\/IP th\u1ef1c hi\u1ec7n \u1edf giao th\u1ee9c m\u1ea1ng, m\u1ecdi ho\u1ea1t \u0111\u1ed9ng Unix socket l\u1ea1i di\u1ec5n ra ngay \u1edf nh\u00e2n c\u1ee7a h\u1ec7 \u0111i\u1ec1u h\u00e0nh. Nh\u1edd v\u1eady, t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i v\u00e0 truy\u1ec1n t\u1ea3i gi\u1eefa c\u00e1c \u1ee9ng d\u1ee5ng nhanh v\u00e0 nh\u1eb9 h\u01a1n.\n \n
\"memcached-redis-va-unix-socket\"

So s\u00e1nh Memcached Unix socket v\u00e0 Memcached TCP\/IP<\/p><\/div>\nNh\u1eefng th\u00f4ng s\u1ed1 s\u1ebd khi\u1ebfn b\u1ea1n kh\u00e1 b\u1ea5t ng\u1edd: t\u0103ng t\u1ed1c \u0111\u1ed9 truy c\u1eadp MySQL l\u00ean \u0111\u1ebfn 30-50%<\/strong>, gi\u1ea3m th\u1eddi gian latency xu\u1ed1ng (t\u1eeb 60ms c\u00f2n 5ms<\/strong>), t\u0103ng PostgreSQL l\u00ean h\u01a1n 30%<\/strong>, t\u0103ng Redis l\u00ean 50%<\/strong>, …\n

T\u0103ng hi\u1ec7u qu\u1ea3 truy\u1ec1n tin v\u00e0 hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c<\/strong><\/h4>\nUnix socket c\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra ho\u1eb7c routing. Do \u0111\u00f3, qu\u00e1 tr\u00ecnh truy\u1ec1n tin s\u1ebd \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 d\u1ec5 d\u00e0ng h\u01a1n.\n
\"memcached-redis-va-unix-socket\"

So s\u00e1nh Redis Unix socket v\u00e0 Redis TCP\/IP<\/p><\/div>\nC\u00f3 th\u1ec3 ch\u1ea1y nhi\u1ec1u socket c\u00f9ng m\u1ed9t l\u00fac l\u00e0 \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a Unix socket. V\u1eadn h\u00e0nh \u0111\u1ed3ng th\u1eddi nhi\u1ec1u socket gi\u00fap \u0111\u1ea9y nhanh t\u1ed1c \u0111\u1ed9 c\u00f4ng vi\u1ec7c, hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c cao h\u01a1n.\n

Khi t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c nh\u00e2n \u0111\u00f4i v\u1edbi Unix socket!<\/strong><\/h2>\n

“\u0110i\u1ec3m c\u1ed9ng” m\u1edbi c\u1ee7a Cpanel: h\u1ed7 tr\u1ee3 Memcached th\u00f4ng qua Unix socket<\/strong><\/h3>\nCh\u00ednh th\u1ee9c “tr\u00ecnh l\u00e0ng” v\u00e0o cu\u1ed1i n\u0103m 2019, Unix socket l\u00e0 “\u0111i\u1ec3m c\u1ed9ng” ho\u00e0n to\u00e0n m\u1edbi tr\u00ean Cpanel<\/a> t\u1ea1i TinoHost. \u0110\u00e2y c\u0169ng l\u00e0 \u01b0u \u0111i\u1ec3m \u0111\u1ed9c quy\u1ec1n ch\u1ec9 c\u00f3 t\u1ea1i hosting TinoHost.\nT\u00ednh n\u0103ng n\u00e0y mang \u0111\u1ebfn nh\u1eefng gi\u1ea3i ph\u00e1p t\u00edch c\u1ef1c n\u00e0o cho ng\u01b0\u1eddi d\u00f9ng?\n

4 l\u1ee3i \u00edch khi s\u1eed d\u1ee5ng Memcached\/Redis k\u1ebft h\u1ee3p Unix socket t\u1ea1i TinoHost<\/strong><\/h3>\n

\u0110\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t t\u1ef1 \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp tr\u00ean hosting khi mua t\u1ea1i TinoHost<\/strong><\/h4>\nTh\u00f4ng th\u01b0\u1eddng, n\u1ebfu mu\u1ed1n th\u00eam t\u00ednh n\u0103ng Memcached hay Redis, b\u1ea1n ph\u1ea3i c\u00e0i \u0111\u1eb7t v\u00e0 x\u00e2y d\u1ef1ng m\u1ed9t Memcached hay Redis server b\u00ean ngo\u00e0i. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i doanh nghi\u1ec7p n\u00e0o c\u0169ng c\u00f3 b\u1ed9 ph\u1eadn IT c\u00f3 chuy\u00ean m\u00f4n v\u1ec1 m\u1ea3ng hosting. T\u1ea1i TinoHost, b\u1ea1n s\u1ebd kh\u00f4ng c\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n thao t\u00e1c n\u00e0y.\n\u0110\u1ec3 mang \u0111\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng c\u1ea3m gi\u00e1c tr\u1ea3i nghi\u1ec7m t\u1ed1t nh\u1ea5t, TinoHost \u0111\u00e3 t\u00edch h\u1ee3p s\u1eb5n Memcached v\u00e0 Redis v\u00e0o hosting c\u1ee7a kh\u00e1ch h\u00e0ng. Do \u0111\u00f3, khi mua g\u00f3i hosting c\u1ee7a TinoHost, b\u1ea1n c\u00f3 th\u1ec3 ho\u00e0n to\u00e0n y\u00ean t\u00e2m s\u1eed d\u1ee5ng m\u00e0 kh\u00f4ng c\u1ea7n th\u1ef1c hi\u1ec7n thao t\u00e1c k\u00edch ho\u1ea1t.\n

D\u1ec5 d\u00e0ng thao t\u00e1c, b\u1ea3o m\u1eadt cao<\/strong><\/h4>\nV\u1edbi ch\u1ee9c n\u0103ng c\u1ee7a TinoCache, b\u1ea1n c\u00f3 th\u1ec3 thao t\u00e1c B\u1eadt\/T\u1eaft th\u00f4ng qua giao di\u1ec7n qu\u1ea3n l\u00fd b\u00ean trong TinoCache Plugin ngay tr\u00ean tr\u00ecnh qu\u1ea3n l\u00fd cPanel c\u1ee7a b\u1ea1n.\nV\u1edbi thao t\u00e1c b\u1eadt n\u00e0y, h\u1ec7 th\u1ed1ng s\u1ebd cung c\u1ea5p cho b\u1ea1n \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ec3 k\u1ebft n\u1ed1i th\u00f4ng qua Unix Socket ri\u00eang. M\u1ed7i t\u00e0i kho\u1ea3n Hosting s\u1ebd c\u00f3 \u0111\u01b0\u1eddng d\u1eabn ri\u00eang v\u1edbi User t\u01b0\u01a1ng \u1ee9ng. C\u1ee9 m\u1ed7i user s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean ho\u00e0n to\u00e0n ri\u00eang bi\u1ec7t v\u1edbi t\u00ednh b\u1ea3o m\u1eadt cao. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i t\u1ea1i TinoHost so v\u1edbi nh\u1eefng nh\u00e0 cung c\u1ea5p kh\u00e1c.\n
\"memcached-redis-va-unix-socket\"

Memcached k\u1ebft h\u1ee3p Unix socket – t\u00ednh n\u0103ng m\u1edbi c\u1ee7a Cpanel Hosting TinoHost<\/p><\/div>\nN\u1ebfu mu\u1ed1n ch\u1ee7 \u0111\u1ed9ng trong c\u00f4ng vi\u1ec7c, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00f4ng tin h\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t Redis Cache v\u1edbi Unix Socket cho website WordPress t\u1ea1i \u0111\u00e2y<\/a>.\n

T\u0103ng doanh thu b\u00e1n h\u00e0ng qua website<\/strong><\/h4>\nMemcached l\u00e0 c\u1ed9ng s\u1ef1 tuy\u1ec7t v\u1eddi c\u1ee7a c\u00e1c plugin h\u1ed7 tr\u1ee3 t\u1ea1o cache nh\u1eb1m gi\u1ea3m t\u1ea3i database. S\u1eed d\u1ee5ng Memcached, t\u1ed1c \u0111\u1ed9 t\u1ea3i \u0111\u00e3 nhanh h\u01a1n b\u00ecnh th\u01b0\u1eddng. K\u1ebft h\u1ee3p Unix socket gi\u00fap Memcached k\u1ebft n\u1ed1i c\u00e0ng nhanh h\u01a1n. \u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p cho c\u00e1c website b\u00e1n h\u00e0ng c\u00f3 l\u01b0\u1ee3ng h\u00e0ng l\u1edbn. Th\u1eddi gian t\u1ea3i trang c\u0169ng gi\u1ea3m r\u00f5 r\u1ec7t. Website c\u1ee7a b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c t\u0103ng kh\u1ea3 n\u0103ng chiu t\u1ea3i.\nT\u0103ng t\u1ed1c \u0111\u1ed9 load, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn doanh thu b\u00e1n h\u00e0ng qua website. N\u1ebfu gi\u1ea3i \u0111\u01b0\u1ee3c b\u00e0i to\u00e1n “Th\u1eddi gian t\u1ea3i trang kh\u00f4ng qu\u00e1 3 gi\u00e2y”, doanh thu b\u00e1n h\u00e0ng s\u1ebd t\u0103ng v\u01b0\u1ee3t b\u1eadc. Ch\u1ec9 c\u1ea7n t\u1ea3i nhanh th\u00eam 1 gi\u00e2y<\/strong>, doanh thu b\u00e1n h\u00e0ng s\u1ebd t\u0103ng th\u00eam 7.000 \u0111\u00f4 so<\/strong> v\u1edbi doanh thu 100.000 \u0111\u00f4 h\u00e0ng th\u00e1ng (theo Forbes.com<\/a>)\n

Ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c t\u00e0i nguy\u00ean<\/strong><\/h4>\n\u0110\u00e2y l\u00e0 h\u1ec7 th\u1ed1ng Cached s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean tr\u00ean m\u1ed7i g\u00f3i d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c c\u1ea5p, \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n b\u1edfi CloudLinux.\nV\u1edbi Redis, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 gi\u1ea3m b\u1edbt c\u00e1c truy v\u1ea5n database d\u1ef1 ph\u00f2ng v\u00e0 ti\u1ebft ki\u1ec7m th\u1eddi gian th\u1ef1c hi\u1ec7n m\u1ed9t trang web. K\u1ebft qu\u1ea3 l\u00e0 trang s\u1ebd ch\u1ea1y nhanh h\u01a1n, s\u1eed d\u1ee5ng \u00edt t\u00e0i nguy\u00ean h\u01a1n. \u0110\u1ed3ng th\u1eddi, cung c\u1ea5p m\u1ed9t b\u1ed9 nh\u1edb cache c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh li\u00ean t\u1ee5c.\nMemcached \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng t\u1ed1c c\u00e1c \u1ee9ng d\u1ee5ng web \u0111\u1ed9ng b\u1eb1ng c\u00e1ch gi\u1ea3m t\u1ea3i c\u01a1 s\u1edf d\u1eef li\u1ec7u. M\u1ed7i khi y\u00eau c\u1ea7u c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n, Memcached h\u1ed7 tr\u1ee3 th\u00eam t\u1ea3i cho server v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong b\u1ed9 nh\u1edb \u0111\u1ed9ng.\nUnix socket \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 nh\u01b0 “ch\u1ea5t x\u00fac t\u00e1c” cho Memcached v\u00e0 Redis ho\u1ea1t \u0111\u1ed9ng nhanh h\u01a1n. V\u00ec th\u1ebf, b\u1ea1n s\u1ebd ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c kh\u00e1 nhi\u1ec1u chi ph\u00ed, \u00edt ti\u00eau t\u1ed1n t\u00e0i nguy\u00ean h\u01a1n.\n \n
\"memcached-redis-va-unix-socket\"

TinoCache t\u1ea1i TinoHost<\/p><\/div>\nM\u1ecdi th\u1eafc m\u1eafc v\u00e0 g\u00f3p \u00fd li\u00ean quan, xin vui l\u00f2ng li\u00ean h\u1ec7 ngay TinoHost<\/a> \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n chi ti\u1ebft nh\u00e9!\n

H\u1ed7 tr\u1ee3 24\/7\/365 – “\u0111\u00fang doanh nghi\u1ec7p – \u0111\u00fang d\u1ecbch v\u1ee5 – \u0111\u00fang kh\u1ea3 n\u0103ng”<\/h2>\nV\u1edbi \u0111\u1ed9i ng\u0169 nh\u00e2n vi\u00ean chuy\u00ean m\u00f4n cao, trang thi\u1ebft b\u1ecb t\u1ed1i t\u00e2n c\u00f9ng tinh th\u1ea7n t\u1eadn t\u00e2m h\u1ed7 tr\u1ee3 24\/7\/365<\/strong>,\u00a0 TinoHost t\u1ef1 tin cung c\u1ea5p d\u1ecbch v\u1ee5 t\u00ean mi\u1ec1n<\/a>\u00a0, hosting<\/a> t\u1ed1i \u01b0u v\u00e0 h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7<\/a> m\u1ea1nh m\u1ebd v\u1edbi chi ph\u00ed t\u1ed1t nh\u1ea5t cho doanh nghi\u1ec7p c\u1ee7a b\u1ea1n.\nCh\u1ec9 c\u1ea7n \u0111\u1ec3 l\u1ea1i th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a b\u1ea1n, chuy\u00ean vi\u00ean t\u01b0 v\u1ea5n c\u1ee7a TinoHost s\u1ebd gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00e1p t\u1ed1t nh\u1ea5t cho t\u00ean mi\u1ec1n v\u00e0 hosting. \u0110\u1eebng \u0111\u1ec3 c\u00f4ng ngh\u1ec7 tr\u1edf th\u00e0nh r\u00e0o c\u1ea3n qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00f4ng ty b\u1ea1n.\nV\u1edbi b\u1ec1 d\u00e0y kinh nghi\u1ec7m h\u01a1n 5 n\u0103m cung c\u1ea5p hosting, d\u1ecbch v\u1ee5 cho thu\u00ea m\u00e1y ch\u1ee7, c\u00e1c d\u1ecbch v\u1ee5 li\u00ean quan \u0111\u1ebfn t\u00ean mi\u1ec1n v\u00e0 b\u1ea3o m\u1eadt website, h\u00e3y \u0111\u1ec3 TinoHost<\/a> \u0111\u1ed3ng h\u00e0nh c\u00f9ng b\u1ea1n kh\u1eb3ng \u0111\u1ecbnh th\u01b0\u01a1ng hi\u1ec7u tr\u00ean b\u1ea3n \u0111\u1ed3 c\u00f4ng ngh\u1ec7 to\u00e0n c\u1ea7u!\n\n