{"id":8213,"date":"2023-10-05T16:05:28","date_gmt":"2023-10-05T09:05:28","guid":{"rendered":"https:\/\/vacif.com\/?p=8213"},"modified":"2024-06-24T04:02:13","modified_gmt":"2024-06-24T04:02:13","slug":"dac-diem-o-cung-ssd-va-hdd-dung-cho-server","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/dac-diem-o-cung-ssd-va-hdd-dung-cho-server\/","title":{"rendered":"\u0110\u1eb6C \u0110I\u1ec2M \u1ed4 C\u1ee8NG SSD V\u00c0 HDD D\u00d9NG CHO SERVER"},"content":{"rendered":"\n

T\u1ed5ng quan :<\/strong><\/p>\n\n\n\n

S\u1ef1 ph\u00e2n v\u00e2n gi\u1eefa vi\u1ec7c ch\u1ecdn gi\u1eefa \u1ed5 c\u1ee9ng SSD (Solid State Drive) v\u00e0 \u1ed5 c\u1ee9ng HDD (Hard Disk Drive) cho server l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh kh\u00f4ng d\u1ec5 d\u00e0ng. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn quan tr\u1ecdng v\u00e0 \u0111\u00f2i h\u1ecfi s\u1ef1 c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng, b\u1edfi v\u00ec c\u1ea3 hai lo\u1ea1i \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf ri\u00eang bi\u1ec7t.<\/p>\n\n\n\n

Tr\u00ean m\u1ed9t b\u00ean, SSDs h\u1ee9a h\u1eb9n t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i. M\u1ed9t server s\u1eed d\u1ee5ng SSD c\u00f3 th\u1ec3 mang l\u1ea1i tr\u1ea3i nghi\u1ec7m truy c\u1eadp d\u1eef li\u1ec7u m\u01b0\u1ee3t m\u00e0 v\u00e0 th\u1eddi gian ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi x\u1eed l\u00fd nhanh nh\u01b0 trang web ch\u1ea1y \u1ee9ng d\u1ee5ng n\u1eb7ng. T\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ec1n b\u1ec9 c\u1ee7a SSDs c\u0169ng l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn h\u1ea5p d\u1eabn.<\/p>\n\n\n\n

Tuy nhi\u00ean, SSDs l\u1ea1i \u0111i k\u00e8m v\u1edbi gi\u00e1 th\u00e0nh cao h\u01a1n. Vi\u1ec7c n\u00e2ng c\u1ea5p ho\u1eb7c c\u00e0i \u0111\u1eb7t m\u00e1y ch\u1ee7 SSD c\u00f3 th\u1ec3 t\u1ea1o ra \u00e1p l\u1ef1c v\u1ec1 ng\u00e2n s\u00e1ch \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c t\u1ed5 ch\u1ee9c ho\u1eb7c doanh nghi\u1ec7p nh\u1ecf. N\u1ebfu b\u1ea1n c\u1ea7n l\u01b0u tr\u1eef l\u1edbn v\u1edbi chi ph\u00ed th\u1ea5p, HDDs c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd h\u01a1n.<\/p>\n\n\n\n

M\u1ee5c l\u1ee5c :<\/strong><\/p>\n\n\n\n

I. HDD d\u00f9ng cho Server<\/strong><\/p>\n\n\n\n

1.<\/strong> \u0110\u1ecbnh ngh\u0129a<\/strong><\/p>\n\n\n\n

2.<\/strong> C\u1ea5u tr\u00fac v\u1eadt l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng<\/strong><\/p>\n\n\n\n

3. C\u00e1c lo\u1ea1i k\u00edch th\u01b0\u1edbc \u1ed5 c\u1ee9ng HDD (IDE ho\u1eb7c SATA)<\/strong><\/p>\n\n\n\n

4.<\/strong> Ph\u00e2n t\u00edch c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a \u1ed5 c\u1ee9ng HDD<\/strong>
4.1 Hi\u1ec7u su\u1ea5t (Performance)<\/strong>
4.2 Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef (Storage capacity)
4.3 Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng (Power consumption)<\/strong>
4.4 \u0110\u1ed9 b\u1ec1n (Durability)<\/strong>
4.5 Gi\u00e1 c\u1ea3 (Price)<\/strong><\/p>\n\n\n\n

II. SSD d\u00f9ng cho Server<\/strong><\/p>\n\n\n\n

1. \u0110\u1ecbnh ngh\u0129a<\/strong><\/p>\n\n\n\n

2. C\u1ea5u tr\u00fac v\u1eadt l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng<\/strong><\/p>\n\n\n\n

3. C\u00e1c Lo\u1ea1i K\u00edch Th\u01b0\u1edbc \u1ed4 C\u1ee9ng SSD<\/strong><\/p>\n\n\n\n

4. Ph\u00e2n t\u00edch c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a \u1ed5 c\u1ee9ng SSD
4.1 Hi\u1ec7u su\u1ea5t (Performance)<\/strong>
4.2 Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef (Storage capacity)
<\/strong> 4.3 Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng (Power consumption)<\/strong>
4.4 \u0110\u1ed9 b\u1ec1n (Durability)
4.5 Gi\u00e1 c\u1ea3 (Price)<\/strong><\/p>\n\n\n\n

N\u1ed9i dung b\u00e0i vi\u1ebft<\/strong><\/p>\n\n\n\n

I.<\/strong> M\u00e1y ch\u1ee7 s\u1eed d\u1ee5ng HDD <\/strong><\/p>\n\n\n\n

1. \u0110\u1ecbnh ngh\u0129a <\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

<\/strong> <\/p>\n\n\n\n

M\u00e1y ch\u1ee7 HDD l\u00e0 m\u1ed9t lo\u1ea1i m\u00e1y ch\u1ee7 s\u1eed d\u1ee5ng \u1ed5 c\u1ee9ng c\u01a1 h\u1ecdc (HDD – Hard Disk Drive) \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u v\u00e0 cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 v\u00e0 t\u00e0i nguy\u00ean m\u1ea1ng cho c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c tr\u00ean m\u1ea1ng. HDD l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef d\u1eef li\u1ec7u th\u00f4ng th\u01b0\u1eddng, ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u0111\u0129a quay \u0111\u1ec3 \u0111\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t t\u1eeb t\u00ednh. M\u00e1y ch\u1ee7 HDD th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u, n\u01a1i c\u1ea7n l\u01b0u tr\u1eef l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u v\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 truy c\u1eadp d\u1eef li\u1ec7u \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n

M\u00e1y ch\u1ee7 HDD c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u \u1ed5 c\u1ee9ng HDD k\u1ebft n\u1ed1i v\u1edbi nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef l\u1edbn h\u01a1n.<\/p>\n\n\n\n

2. C\u1ea5u tr\u00fac v\u1eadt l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng<\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

HDD (Hard Disk Drive) l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef v\u1eadt l\u00fd c\u00f3 b\u1ed1n ph\u1ea7n ch\u00ednh:<\/strong><\/p>\n\n\n\n

\u0110\u0129a quay (Platters):<\/strong> HDD bao g\u1ed3m m\u1ed9t ho\u1eb7c nhi\u1ec1u \u0111\u0129a quay tr\u00f2n \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 nh\u00f4m ho\u1eb7c th\u1ee7y tinh, v\u00e0 ch\u00fang \u0111\u01b0\u1ee3c ph\u1ee7 b\u1edfi m\u1ed9t l\u1edbp t\u1eeb t\u00ednh. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean c\u00e1c \u0111\u0129a n\u00e0y d\u01b0\u1edbi d\u1ea1ng c\u00e1c \u0111i\u1ec3m t\u1eeb t\u00ednh.<\/p>\n\n\n\n

\u0110\u1ea7u \u0111\u1ecdc\/ghi (Read\/Write Heads):<\/strong> C\u00e1c \u0111\u1ea7u \u0111\u1ecdc\/ghi nh\u1ecf g\u1ecdn \u0111\u01b0\u1ee3c g\u1eafn tr\u00ean c\u00e1c c\u00e1nh qu\u1ea1t v\u00e0 di chuy\u1ec3n tr\u00ean m\u1eb7t c\u1ee7a \u0111\u0129a quay \u0111\u1ec3 \u0111\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u. Ch\u00fang ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch t\u1ea1o ho\u1eb7c \u0111\u1ecdc c\u00e1c bi\u1ec3u \u0111\u1ed3 t\u1eeb t\u00ednh tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a \u0111\u0129a.<\/p>\n\n\n\n

B\u1ed9 \u0111i\u1ec1u khi\u1ec3n (Controller):<\/strong> B\u1ed9 \u0111i\u1ec1u khi\u1ec3n l\u00e0 m\u1ed9t m\u1ea1ch \u0111i\u1ec7n t\u1eed ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a HDD. N\u00f3 \u0111i\u1ec1u khi\u1ec3n vi\u1ec7c di chuy\u1ec3n \u0111\u1ea7u \u0111\u1ecdc\/ghi, qu\u1ea3n l\u00fd d\u1eef li\u1ec7u, v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi.<\/p>\n\n\n\n

C\u1ed5ng k\u1ebft n\u1ed1i (Interface):<\/strong> C\u1ed5ng k\u1ebft n\u1ed1i l\u00e0 giao di\u1ec7n v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi ho\u1eb7c m\u00e1y t\u00ednh ch\u1ee7. Th\u00f4ng qua c\u1ed5ng k\u1ebft n\u1ed1i, HDD c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef kh\u00e1c th\u00f4ng qua c\u00e1c chu\u1ea9n giao ti\u1ebfp nh\u01b0 SATA, SAS, ho\u1eb7c SCSI.<\/p>\n\n\n\n

Nh\u1eefng th\u00e0nh ph\u1ea7n n\u00e0y ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u trong HDD.<\/p>\n\n\n\n

3. C\u00e1c lo\u1ea1i k\u00edch th\u01b0\u1edbc \u1ed5 c\u1ee9ng HDD (IDE ho\u1eb7c SATA)<\/strong><\/p>\n\n\n\n

    \n
  • 3.5 Inch: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u1ed5 c\u1ee9ng server v\u00e0 m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n.<\/li>\n\n\n\n
  • 2.5 Inch: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u1ed5 c\u1ee9ng laptop v\u00e0 m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n.<\/li>\n<\/ul>\n\n\n\n

    4. Ph\u00e2n t\u00edch c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a \u1ed5 c\u1ee9ng HDD<\/strong><\/p>\n\n\n\n

    D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t ph\u00e2n t\u00edch chi ti\u1ebft h\u01a1n v\u1ec1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m quan tr\u1ecdng c\u1ee7a HDD (\u1ed4 c\u1ee9ng c\u01a1 h\u1ecdc) trong c\u00e1c kh\u00eda c\u1ea1nh kh\u00e1c nhau:<\/p>\n\n\n\n

    Hi\u1ec7u su\u1ea5t (Performance):<\/strong><\/p>\n\n\n\n

      \n
    • \u1ed4 c\u1ee9ng HDD th\u01b0\u1eddng c\u00f3 t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc\/ghi d\u1eef li\u1ec7u ch\u1eadm h\u01a1n so v\u1edbi \u1ed5 c\u1ee9ng th\u1ec3 r\u1eafn (SSD).<\/li>\n\n\n\n
    • Th\u1eddi gian truy c\u1eadp d\u1eef li\u1ec7u tr\u00ean HDD c\u00f3 th\u1ec3 k\u00e9o d\u00e0i h\u01a1n v\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0m vi\u1ec7c t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 b\u1ecb h\u1ea1n ch\u1ebf b\u1edfi hi\u1ec7u su\u1ea5t c\u1ee7a HDD.<\/li>\n\n\n\n
    • HDD th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong c\u00e1c nhi\u1ec7m v\u1ee5 l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn v\u00e0 c\u1ea7n dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn, nh\u01b0 l\u01b0u tr\u1eef t\u1ec7p v\u00e0 d\u1eef li\u1ec7u l\u00e2u d\u00e0i.<\/li>\n<\/ul>\n\n\n\n

      Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef (Storage capacity):<\/strong><\/p>\n\n\n\n

        \n
      • HDD th\u01b0\u1eddng c\u00f3 dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn h\u01a1n so v\u1edbi SSD, v\u1edbi c\u00e1c phi\u00ean b\u1ea3n c\u00f3 dung l\u01b0\u1ee3ng t\u1eeb v\u00e0i tr\u0103m gigabyte \u0111\u1ebfn nhi\u1ec1u terabyte.<\/li>\n\n\n\n
      • \u0110i\u1ec1u n\u00e0y l\u00e0m cho HDD tr\u1edf th\u00e0nh s\u1ef1 l\u1ef1a ch\u1ecdn \u01b0a th\u00edch cho vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn nh\u01b0 video, \u00e2m nh\u1ea1c, v\u00e0 c\u00e1c t\u1ec7p c\u00f3 dung l\u01b0\u1ee3ng cao.<\/li>\n<\/ul>\n\n\n\n

        Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng (Power consumption):<\/strong><\/p>\n\n\n\n

          \n
        • HDD ti\u00eau th\u1ee5 nhi\u1ec1u \u0111i\u1ec7n n\u0103ng h\u01a1n so v\u1edbi SSD v\u00ec n\u00f3 s\u1eed d\u1ee5ng c\u00e1c \u0111\u0129a quay v\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi chuy\u1ec3n \u0111\u1ed9ng.<\/li>\n\n\n\n
        • \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn ti\u00eau hao nhi\u1ec1u \u0111i\u1ec7n n\u0103ng h\u01a1n v\u00e0 t\u1ea1o ra l\u01b0\u1ee3ng nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n trong h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh.<\/li>\n<\/ul>\n\n\n\n

          \u0110\u1ed9 b\u1ec1n (Durability):<\/strong><\/p>\n\n\n\n

            \n
          • HDD th\u01b0\u1eddng \u00edt b\u1ec1n h\u01a1n so v\u1edbi SSD v\u00ec c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 h\u1ecdc b\u00ean trong, nh\u01b0 \u0111\u0129a quay v\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi, c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng khi g\u1eb7p va \u0111\u1eadp ho\u1eb7c rung \u0111\u1ed9ng m\u1ea1nh.<\/li>\n\n\n\n
          • \u0110i\u1ec1u n\u00e0y l\u00e0m cho HDD \u00edt ph\u00f9 h\u1ee3p trong c\u00e1c m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng c\u00f3 nhi\u1ec1u rung \u0111\u1ed9ng ho\u1eb7c trong c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/li>\n<\/ul>\n\n\n\n

            Gi\u00e1 c\u1ea3 (Price):<\/strong><\/p>\n\n\n\n

              \n
            • HDD th\u01b0\u1eddng c\u00f3 gi\u00e1 th\u1ea5p h\u01a1n so v\u1edbi SSD v\u1edbi c\u00f9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef.<\/li>\n\n\n\n
            • \u0110i\u1ec1u n\u00e0y l\u00e0m cho HDD tr\u1edf th\u00e0nh s\u1ef1 l\u1ef1a ch\u1ecdn h\u1ea5p d\u1eabn cho nh\u1eefng ng\u01b0\u1eddi c\u00f3 ng\u00e2n s\u00e1ch h\u1ea1n ch\u1ebf v\u00e0 c\u1ea7n l\u01b0u tr\u1eef l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng quan tr\u1ecdng \u0111\u1ebfn hi\u1ec7u su\u1ea5t cao.<\/li>\n<\/ul>\n\n\n\n

              II. M\u00e1y ch\u1ee7 s\u1eed s\u1ee5ng SSD<\/strong><\/p>\n\n\n\n

              1. \u0110\u1ecbnh ngh\u0129a<\/strong><\/p>\n\n\n

              \n
              \"\"<\/figure>\n<\/div>\n\n\n

              M\u00e1y ch\u1ee7 SSD l\u00e0 m\u1ed9t lo\u1ea1i m\u00e1y ch\u1ee7 s\u1eed d\u1ee5ng \u1ed5 \u0111\u0129a c\u1ee9ng th\u1ec3 r\u1eafn (SSD – Solid State Drive) \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u v\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 v\u00e0 t\u00e0i nguy\u00ean m\u1ea1ng cho c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c tr\u00ean m\u1ea1ng. SSD l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u1ef1a tr\u00ean b\u00e1n d\u1eabn, kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 th\u00e0nh ph\u1ea7n c\u01a1 h\u1ecdc n\u00e0o nh\u01b0 \u0111\u0129a quay trong HDD (\u1ed5 c\u1ee9ng c\u01a1 h\u1ecdc). M\u00e1y ch\u1ee7 SSD th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u00e1y ch\u1ee7 v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u do t\u1ed1c \u0111\u1ed9 cao, \u0111\u1ed9 tin c\u1eady v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng c\u1ee7a ch\u00fang.<\/p>\n\n\n\n

              2. C\u1ea5u tr\u00fac v\u1eadt l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng<\/strong><\/p>\n\n\n

              \n
              \"\"<\/figure>\n<\/div>\n\n\n

              SSD (Solid State Drive) l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef v\u1eadt l\u00fd kh\u00e1c v\u1edbi HDD, v\u00e0 n\u00f3 kh\u00f4ng c\u00f3 c\u00e1c ph\u1ea7n ch\u00ednh gi\u1ed1ng nh\u01b0 HDD. Thay v\u00e0o \u0111\u00f3, SSD s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 b\u00e1n d\u1eabn \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 truy c\u1eadp d\u1eef li\u1ec7u, v\u00e0 kh\u00f4ng c\u00f3 c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 h\u1ecdc quay v\u00e0 di chuy\u1ec3n nh\u01b0 HDD. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u00f4 t\u1ea3 v\u1ec1 c\u1ea5u tr\u00fac c\u01a1 b\u1ea3n c\u1ee7a SSD:<\/p>\n\n\n\n

                \n
              • B\u1ed9 nh\u1edb NAND Flash:<\/strong> B\u1ed9 nh\u1edb NAND Flash l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a SSD. N\u00f3 ch\u1ee9a c\u00e1c \u00f4 nh\u1edb flash b\u00e1n d\u1eabn \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c th\u00e0nh c\u00e1c chip. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u00e1c \u00f4 nh\u1edb n\u00e0y d\u01b0\u1edbi d\u1ea1ng c\u00e1c tr\u1ea1ng th\u00e1i \u0111i\u1ec7n t\u1eed.<\/li>\n\n\n\n
              • Controller (B\u1ed9 \u0111i\u1ec1u khi\u1ec3n):<\/strong> Controller l\u00e0 m\u1ed9t m\u1ea1ch \u0111i\u1ec7n t\u1eed qu\u1ea3n l\u00fd ho\u1ea1t \u0111\u1ed9ng t\u1ed5ng th\u1ec3 c\u1ee7a SSD. N\u00f3 \u0111i\u1ec1u khi\u1ec3n vi\u1ec7c \u0111\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u v\u00e0o c\u00e1c chip NAND Flash, qu\u1ea3n l\u00fd ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec7m (cache), v\u00e0 \u0111i\u1ec1u ti\u1ebft vi\u1ec7c truy xu\u1ea5t d\u1eef li\u1ec7u.<\/li>\n\n\n\n
              • DRAM Cache (B\u1ed9 nh\u1edb \u0111\u1ec7m DRAM):<\/strong> M\u1ed9t s\u1ed1 SSD c\u00f3 b\u1ed9 nh\u1edb \u0111\u1ec7m DRAM \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t. DRAM cache gi\u00fap l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi \u0111\u1ec3 gi\u1ea3m th\u1eddi gian truy c\u1eadp d\u1eef li\u1ec7u.<\/li>\n\n\n\n
              • Giao di\u1ec7n k\u1ebft n\u1ed1i (Interface):<\/strong> Giao di\u1ec7n k\u1ebft n\u1ed1i c\u1ee7a SSD d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. C\u00e1c giao di\u1ec7n ph\u1ed5 bi\u1ebfn cho SSD bao g\u1ed3m SATA, NVMe (Non-Volatile Memory Express), v\u00e0 PCIe (Peripheral Component Interconnect Express).<\/li>\n<\/ul>\n\n\n\n

                SSD kh\u00f4ng c\u00f3 c\u00e1c ph\u1ea7n c\u01a1 h\u1ecdc nh\u01b0 \u0111\u1ed9ng c\u01a1 tr\u1ee5c ch\u00ednh, \u0111\u0129a t\u1eeb, c\u00e1nh tay truy\u1ec1n \u0111\u1ed9ng v\u00e0 \u0111\u1ea7u \u0111\u1ecdc\/ghi nh\u01b0 HDD. Thay v\u00e0o \u0111\u00f3, n\u00f3 s\u1eed d\u1ee5ng c\u00e1c th\u00e0nh ph\u1ea7n b\u00e1n d\u1eabn \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 truy c\u1eadp d\u1eef li\u1ec7u nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n\n\n\n

                3. C\u00e1c lo\u1ea1i k\u00edch th\u01b0\u1edbc \u1ed5 c\u1ee9ng SSD<\/strong><\/p>\n\n\n\n

                B\u1ea5t k\u1ef3 d\u1ea1ng k\u00edch th\u01b0\u1edbc \u1ed5 c\u1ee9ng SSD n\u00e0o c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00e1y ch\u1ee7 n\u1ebfu h\u1ed7 tr\u1ee3. Tuy nhi\u00ean, s\u1ef1 l\u1ef1a ch\u1ecdn c\u1ee5 th\u1ec3 c\u1ee7a \u1ed5 c\u1ee9ng SSD cho m\u00e1y ch\u1ee7 s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u v\u00e0 h\u1ed7 tr\u1ee3 c\u1ee5 th\u1ec3 c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00f3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u00ecnh th\u1ee9c \u1ed5 c\u1ee9ng SSD ph\u1ed5 bi\u1ebfn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y ch\u1ee7:<\/p>\n\n\n\n

                  \n
                • 2.5 Inch SSD:<\/strong> \u1ed4 c\u1ee9ng SSD 2.5 Inch th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00e1y ch\u1ee7 tower v\u00e0 rackmount. N\u1ebfu m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n c\u00f3 ng\u0103n \u0111\u1ef1ng \u1ed5 c\u1ee9ng 2.5 Inch, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1ed5 c\u1ee9ng SSD n\u00e0y.<\/li>\n\n\n\n
                • mSATA SSD:<\/strong> M\u1ed9t s\u1ed1 m\u00e1y ch\u1ee7 c\u00f3 h\u1ed7 tr\u1ee3 khe c\u1eafm mSATA \u0111\u1ec3 s\u1eed d\u1ee5ng \u1ed5 c\u1ee9ng SSD mSATA. \u0110i\u1ec1u n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng m\u00e1y ch\u1ee7 nh\u1ecf g\u1ecdn ho\u1eb7c mini.<\/li>\n\n\n\n
                • M.2 SSD:<\/strong> M.2 SSD th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00e1y ch\u1ee7 hi\u1ec7u su\u1ea5t cao ho\u1eb7c m\u00e1y ch\u1ee7 t\u00f9y ch\u1ec9nh. \u0110\u1ec3 s\u1eed d\u1ee5ng M.2 SSD, m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n c\u1ea7n c\u00f3 khe c\u1eafm M.2 th\u00edch h\u1ee3p.<\/li>\n<\/ul>\n\n\n\n

                  4. Ph\u00e2n t\u00edch c\u00e1c kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a \u1ed5 c\u1ee9ng SSD<\/strong><\/p>\n\n\n\n

                  D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t ph\u00e2n t\u00edch chi ti\u1ebft v\u1ec1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a SSD (\u1ed4 c\u1ee9ng th\u1ec3 r\u1eafn) trong c\u00e1c kh\u00eda c\u1ea1nh kh\u00e1c nhau:<\/p>\n\n\n\n

                  Hi\u1ec7u su\u1ea5t (Performance):<\/strong><\/p>\n\n\n\n

                    \n
                  • Hi\u1ec7u su\u1ea5t c\u1ee7a SSD th\u01b0\u1eddng r\u1ea5t cao v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc v\u00e0 ghi d\u1eef li\u1ec7u nhanh h\u01a1n nhi\u1ec1u so v\u1edbi HDD (\u1ed4 c\u1ee9ng c\u01a1 h\u1ecdc).<\/li>\n\n\n\n
                  • Th\u1eddi gian truy c\u1eadp d\u1eef li\u1ec7u tr\u00ean SSD r\u1ea5t ng\u1eafn, gi\u00fap t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 l\u00e0m vi\u1ec7c c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 \u1ee9ng d\u1ee5ng.<\/li>\n\n\n\n
                  • SSD th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t cao nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7, m\u00e1y t\u00ednh ch\u01a1i game, v\u00e0 m\u00e1y t\u00ednh c\u00e1 nh\u00e2n.<\/li>\n<\/ul>\n\n\n\n

                    Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef (Storage capacity):<\/strong><\/p>\n\n\n\n

                      \n
                    • Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef c\u1ee7a SSD c\u00f3 s\u1ef1 \u0111a d\u1ea1ng t\u1eeb v\u00e0i ch\u1ee5c gigabyte \u0111\u1ebfn nhi\u1ec1u terabyte, nh\u01b0ng th\u01b0\u1eddng c\u00f3 dung l\u01b0\u1ee3ng th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c HDD c\u00f9ng k\u00edch th\u01b0\u1edbc.<\/li>\n\n\n\n
                    • SSD th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u quan tr\u1ecdng ho\u1eb7c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 cao, trong khi HDD th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn.<\/li>\n<\/ul>\n\n\n\n

                      Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng (Power consumption):<\/strong><\/p>\n\n\n\n

                        \n
                      • SSD ti\u00eau th\u1ee5 \u00edt \u0111i\u1ec7n n\u0103ng h\u01a1n so v\u1edbi HDD do kh\u00f4ng c\u00f3 c\u00e1c ph\u1ea7n c\u01a1 h\u1ecdc chuy\u1ec3n \u0111\u1ed9ng b\u00ean trong.<\/li>\n\n\n\n
                      • \u0110i\u1ec1u n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m ti\u00eau hao nhi\u1ec7t \u0111\u1ed9 trong h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh.<\/li>\n\n\n\n
                      • SSD th\u00edch h\u1ee3p cho c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng, m\u00e1y t\u00ednh laptop v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng th\u1ea5p.<\/li>\n<\/ul>\n\n\n\n

                        \u0110\u1ed9 b\u1ec1n (Durability):<\/strong><\/p>\n\n\n\n

                          \n
                        • SSD th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n so v\u1edbi HDD do kh\u00f4ng c\u00f3 ph\u1ea7n c\u01a1 h\u1ecdc n\u1ed9i t\u1ea1i, kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi va \u0111\u1eadp ho\u1eb7c rung \u0111\u1ed9ng.<\/li>\n\n\n\n
                        • Tu\u1ed5i th\u1ecd c\u1ee7a SSD th\u01b0\u1eddng d\u00e0i h\u01a1n v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ed1 l\u1ea7n ghi v\u00e0 x\u00f3a d\u1eef li\u1ec7u (cycle write endurance) cao h\u01a1n so v\u1edbi HDD.<\/li>\n\n\n\n
                        • \u0110i\u1ec1u n\u00e0y l\u00e0m cho SSD ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 tin c\u1eady cao nh\u01b0 m\u00e1y ch\u1ee7 v\u00e0 l\u01b0u tr\u1eef quan tr\u1ecdng.<\/li>\n<\/ul>\n\n\n\n

                          Gi\u00e1 c\u1ea3 (Price):<\/p>\n\n\n\n

                            \n
                          • SSD th\u01b0\u1eddng c\u00f3 gi\u00e1 cao h\u01a1n so v\u1edbi HDD v\u1edbi c\u00f9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef.<\/li>\n\n\n\n
                          • M\u1eb7c d\u00f9 gi\u00e1 c\u1ee7a SSD \u0111\u00e3 gi\u1ea3m \u0111i \u0111\u00e1ng k\u1ec3 trong v\u00e0i n\u0103m g\u1ea7n \u0111\u00e2y, nh\u01b0ng v\u1eabn \u0111\u1eaft h\u01a1n so v\u1edbi HDD.<\/li>\n\n\n\n
                          • Ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng c\u00e2n nh\u1eafc gi\u1eefa hi\u1ec7u su\u1ea5t v\u00e0 gi\u00e1 c\u1ea3 khi ch\u1ecdn l\u1ef1a gi\u1eefa SSD v\u00e0 HDD cho nhu c\u1ea7u l\u01b0u tr\u1eef c\u1ee7a h\u1ecd.<\/li>\n<\/ul>\n\n\n\n

                            T\u00f9y thu\u1ed9c v\u00e0o nhu c\u1ea7u v\u00e0 y\u00eau c\u1ea7u c\u1ee5 th\u1ec3, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn gi\u1eefa SSD v\u00e0 HDD d\u1ef1a tr\u00ean s\u1ef1 c\u00e2n nh\u1eafc v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"

                            T\u1ed5ng quan : S\u1ef1 ph\u00e2n v\u00e2n gi\u1eefa vi\u1ec7c ch\u1ecdn gi\u1eefa \u1ed5 c\u1ee9ng SSD (Solid State Drive) v\u00e0 \u1ed5 c\u1ee9ng HDD (Hard Disk Drive) cho server l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh kh\u00f4ng d\u1ec5 d\u00e0ng. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn quan tr\u1ecdng v\u00e0 \u0111\u00f2i h\u1ecfi s\u1ef1 c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng, b\u1edfi v\u00ec c\u1ea3 hai lo\u1ea1i \u0111\u1ec1u c\u00f3 nh\u1eefng 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