˻

SATA SAS ñմϴ.()

Caig   
   ȸ 1877   õ 0    

1901;팔리면 1656;문Ȣ16;1648; 맙시다. 소1473;한 NJ13;변 댓글1012; 삭1228;Ȣ16;lj16;,148; ǥ12;-124;러운 1068; 1077;니다 안녕Ȣ16;세요.

1060;번에lj16; WD Ultrastar HC570 22TB 1228;품에 대Ȣ16;여 1228;가 1060;해를 1096; 한 ,163;1064;1648; Ƽ17;금Ȣ16;여 1656;문드립니다.


1228;가 1064;터넷1012; 쭈욱 살피고 2cpu 글들1012; 쭈욱 1069;Ǻ12; 보았1012; ǐ12;, 

1204;체1201;1004;/196; 데1060;터1032; 안1221;성과 보1316;성1008; SAS > SATA 라lj16; 1032;견1060; 더 많았lj16;데요,

위1032; 1228;품1032; ᅆ1;우lj16; Ǻ12;떻,172; 판단해야 할 1648; Ƽ17;금합니다.


위1032; 1228;품1008; 플래터라Nj12;1648; 1201;층 0169;식1008; SAS나 SATA나 ᇼ1;1068;Ȣ16;다lj16; 유통사1032; NJ13;변1060; 1080;었lj16;데요.

그/111;,172; .104;면 단순7176; 1064;터6168;1060;스1032; 차1060;만 1080;1012; 1104;1004;/196; 1060;해했습니다.


1. '1060; 1228;품1032; ᅆ1;우' 에lj16; SATA 버1204;1060;나 SAS 버1204;1060;나 안1221;성1032; 측면에서lj16; ᇼ1;1068;한1648; Ƽ17;금합니다. (Ȣ16;드웨Ǻ12;가 같1004;니?)

2. 1068;0152;1201;1064; SAS drive들1008; 15k 10k መ1; 고속1032; rpm 1012; 통해 높1008; 1077;출/141; 속도 (2cpu 글 기1456; 750mb/s 가량)

1012; 가1648;lj16;데 비해 SATAlj16; 낮1008; 7200rpm1032; 비교1201; 1200;속1004;/196; 1077;출/141; 속도lj16; 낮1648;만(위 1228;품 기1456; 292mb/s), 플래터1032; 1200;속 회1204;1060; 1080;1004;니 0156;열1060; Nj16;Ȣ16;고 안1221;성1060; 더 높1648; 않나 Ȣ16;lj16; Ƽ17;금합니다.


3. 1068;0152;1201;1064; SAS disklj16; sff 규ᅄ1;1060; 많1008;데  SFF가 LFF보다 Ǻ12;떠한 1060;1216;1012; 가1648;길래 널리 Ǹ16;1060;lj16;1648; Ƽ17;금합니다.


1656;문1060; 많네요. 항상 감사드립니다.

ª ϼ ϰ.
ڹ 2023-11
SATA HDD PC () ΰ ְ SAS HDD  մϴ..

SAS HDD SCSI HDD Ͱ SCSI ķ ̳ SAS ķ Դϴ..

SCSI HDD 10K /15K rpm 4.5/9/18/36/72/146/300 GB 뷮 ǰ Խϴ.. (SCSI 縦 f ˴ϴ..)

SAS HDD 10K /15K rpm 72.146/300/600/900 /1200 GB 뷮 ǰ ֽϴ.. ̰ SCSI HDD ǰԴϴ..



뷮 HDD ʿ信 Ͽ 3.5ġ 7200rpm ǰ SATA İ SAS Խϴ..

ǰ ÷Ϳ κ ̽ ٸ ǰԴϴ..

ǰ θ Ī ִµ ʳ׿..

÷Ϳ rpm κ ⿡ SATA SAS ɵ ϴ..

ϵ ̶ ׸ ִµ (Sustained transper rate) ̰ ÷ ø ˴ϴ..


https://www.2cpu.co.kr/lec/4587?&sfl=wr_name%2C1&stx=%B9%DA%B9%AE%C7%FC&sop=and



https://blog.naver.com/skl5473/221476230271
SFF LFF ϵũ ũ ̷ ø ˴ϴ..

/ ýۿ 3.5ġ ϵ尡 ַ Ǿ 2.5ġ ϵ Ǹŵ ϴ..

2.5ġ ϵũ ý ֽϴ..


ϵũ ÷ ɿ ϰ Ŀ 2.5ġ ִ ִ 뷮 ְ 3.5ġ ִ ִ 뷮 ֽϴ..

3.5ġ ִ 뷮 ũ..

2.5ġ ϵ  10Krpm /15Krpm ϵ带 ִµ (3.5ġ Ѱ Ұ) rpm ϵ带 ־

SSD Ͽ 2.5ġ ϵ ɱ׶ Ƚϴ..
ڹ 2023-11
SATA HDD ̰ SAS HDD Ƴ ִ ??

SATA ̽ SAS ̽ ؾ ϴµ..

SATA Ʈ ϵ 1 1 SAS Ʈ ϵ 1 2 Դϴ..

׷ Ʈ 2 Ͽ ӵ ø ְ Ʈ ȣ ٸ Ʈ ̿

ϰ ϴ HA ַ ֽϴ..

Ϲδ Ⱦ̰ EMC /NetApp /3PAR 丮 ǰ ˴ϴ..
     
Caig 2023-11
ƾƾ.. ʹ 亯 ʹ 帳ϴ.
2.5ġ ϵ 15k ÷͸ ִ ־ Ƴ,
ɸ鿡 SSD ռ ִ 뷮 LFF HDD 켼Ͽ ɱ׶ ̾

̽ ̿ SAS SCSI SATA Ʈ ϳ ִٺ( κ Ʈ ̽ ϴ.)

ǻ Ʈ ҷ ܵ ߴٴ Ͽϴ...

ñ κ ʹ ¤ּ̽ϴ. 亯 ׻ 帳ϴ .
ڹ 2023-11
     
Caig 2023-11
Ʈѷ ؼ ̵ DL 360 380  Gen 10 11 Ѱ ˰ ִµ, ܱ ʿ ȣȯ ٰ ص..
Ȥ 𸣴 ҷ 缭 ׽Ʈ غ մϴ.

մϴ!
          
ڹ 2023-11
https://www.2cpu.co.kr/QnA/909804

⼭ ̴ ָؾ մϴ..

HPE ÷ΰ ̵ Ʈѷ G Ʈ ִ 뷫 ˰ ֽϴ..

׽Ʈ Ͻôٰ 𸣴 HPE Ͼ Ͼ پ Դϴ..

° ذ ִ ͵ ְ ׽Ʈ غ Ѵٴ ְ ٰ ֽϴ..
2023-11
ڹԲ ̴ּµ ο ڸ
SATA EIDE ķ ٲ ̰
SAS SCSI ķ ٲٸ鼭 daisy chain Ⱦ̶ ˴ϴ.

ܼ ̽ ̱ ѵ
SATA 弽Ϳ  б ߴ ʰ ִµ
SAS ߴϰ ٸ ִٰ ϴ. ̽ Ư¡̶ ٴ
Ʈѷ / ɾ ̶ մϴٸ, ڼ ɾ Ȯ ʾƼ Ȯ 뵵θ ˾Ƶνø ϴ.


1. ' ǰ ' SATA ̳ SAS ̳ 鿡 ñմϴ. (ϵ ?)
>> δ ̽ ɾ Ҽ ־, Ϻ ʰ
>> 뵵δ sata ٰ մϴ.

2. Ϲ SAS drive 15k 10k rpm ӵ (2cpu 750mb/s )
µ SATA 7200rpm ӵ ( ǰ 292mb/s), ÷ ȸ ߿ ϰ ʳ ϴ ñմϴ.
>> 15k 10krpm hdd access time ̱ å(?) Դϴ.
>> SSD / nvme 뼼 Ǹ鼭 rpm Ǵ ѻ纮 access time ɴϴ.
>> SAS Ǿ η 丮 ðǴ մϴ
>> ׷⿡ SATA rpm ߿ ٰ ϴ ʴ rpm մϴ.
>> ׸ ÷ е rpm DZ⵵ մϴ. ӵ Ƶ ۰ ̵ Ÿ ִ ̶󼭿

3. Ϲ SAS disk sff ԰   SFF LFF  淡 θ ̴ ñմϴ.
>> ãƺ SFF 2.5ġ LFF 3.5ġ ε
>> HDD ÷Ͷ ݿ ũⰡ ݸ Ŀ ܰ濡 ӵ( ӵ = 7200rpm 1cm 3cm ӵ ٸ)
>>  뷮 ̰ Ŀϴ ׷⿡ 뷮 丮 3.5 ġ ϰ ϴ.
>> Ϲ sata 뷮 3.5 2.5 3.5 뷮 ɴϴ
>> 򿡴 ssd ü Ǹ鼭 3.5 ũ ʾƵ 뷮 ũ ü ־(ݴ ǥϸ 2.5 ġ ȿ ä 쵵 Ƽ)
>> 2.5 ġ ȯǰ ̴ϴ
     
Caig 2023-11
... ̽ ɾ ˰־µ, ÿ 弽Ϳ ؼ д ٸٴ° ó ˾ҽϴ!!

ϽŴ 2.5 sff ֱ ϳ׿. ø ʰ ֳ׿!
          
2023-11
ΰŶ 𸣰ڽϴ
r620 sas ϵ ɷ ֍ Ÿ ־ ϸ ҵǰ ٸ о µ pc sata ϵ 忡 ɸ OS ü ؼ
ܼ ̽ ̷ ° ƴѰ ٶ Դϴ. ڼ ɾ ãƺ Ƽ ^^;

ƹư sas ssd Ѿ u.2 / u.3 nvme ȭ(?) ϰ ־
δ 3.5 ̸ մϴ
               
Caig 2023-11
̰ ˾ƺ ϸ OS U.2 SSD ̷ϰ
޸ 1 HDD ϸ  ...Ͽ ˾ƺ ִµ

Ȯ SSD ȭ ɼ 3.5̴ ׿..
                    
ڹ 2023-11
  ϰ ְ ϴ ַ ִ ˾ƺ° Դϴ..

Ƹ ѵδ ƴϰ ʴ ؾ Ѵٴ ϴ Դϴ..
ڹ 2023-11
SAS Ƹ Ƽ׽ŷ Ưȭǰ ΰ ƴµ ű ˰ ϱ⿡

(װ ˰ Ϸ ڳ ڻ Ǿ ϱ⿡)

׳ ̴ ϵθ ̾߱ ϴ Դϴ..

2.5ġ HDD 䰡 پ 鵵 ο ʰ ְ 귮 ̰ Դϴ..

ǻʹ HDD ϰ ֱ⿡ 2.5ġ HDD մϴ..

2.5ġ 900GB SAS 6G 10rpm HDD ÿ Ʒī ̵ ī忡 Դϴ..
ܹl 2023-11
1.
Ѵ Ⱓ ̽ Դϴ.
Ѵ ٰ dz
̺  Ǵ ۿ ߻ ̰ ϴ.

ؼ
SATA ̽ ϰ
Ϲ CPU Ʈ ϹǷ ϰ CPU ö󰩴ϴ.

SAS ̽ ƮѰ ϸ ϰ
CPU ϴ ˰ֽϴ.


2.
NASϵ 5200~5400RPM ӵ ˴ϴ.
ӵٴ ƹ ϸ ٿ ѵ մϴ.

3.
Ͷ ΰ?
ǻ ʹ ϵ Ǵ ϵ ǰ ũ, , մϴ.
https://www.crucial.kr/articles/pc-builders/what-is-a-form-factor

̺ ԰ݿ ־ SFF ͷ 2.5ġ,
LFF 3.5ġ ϵ̺ ԰ մϴ.

SAS̺ ԰ݿ ־
SFF-8643 (Mini SAS HD)
SFF-8087 (Mini SAS)
SFF-8639 (NVMe U.2)
SFF-8482 (SAS)

԰ ̺ DZ⵵ մϴ.

׸ ̶ ̸ ֵ, ۴ٴ ǹ̰ Ե˴ϴ.
԰ ϸ ϴ.
     
ڹ 2023-11
SCSI /SAS Ʈѷ ü ũ μ ְ ̰͵ ũ (Ÿ) ϸ ݴϴ..
          
ܹl 2023-11
帳ϴ.
          
Caig 2023-11
ʹ 帳ϴ.
̽ ġ ϰ ٸ ͵ ó ˾ҽϴ.

׻ Ѱ ϸ ° ʰ ʹ մϴ.
SFF ܼ ǻ ̽ Ϳ ̴ ˾Ҵµ ǹ̿!!
ȯ 2023-11
ڼ ڸ, HDD Ҵ ̽ ϰ մϴ.
ο ǰ , ̽ ٸ . ̷ SAS ũ NL-SAS (Nearline SAS) θϴ.

׷ NL-SAS  °?
ù, Ʈѷ ȭ Ʈ մϴ. datapath ̹Ƿ, controller FTT Ȯ ֽϴ.
Ǵ, Ʈ ȰϿ ũ 뿪 ֽϴ. NL-HDD SAS-3 뿪 Ȱ ū ǹ̴ ϴ. ׸ SATA Disk + Dual Port Interposer Ʈѷ ȭ ޼ ֽϴٸ, SPOF ʽϴ.

ι°, SAS Ư ǿ ϴ. ̰ SAS ߰ Data Integrity ϴ Ȯ ɾ T10-DIF ϱ Դϴ.

Ϲ ޸, Nearline SATA Nearline SAS UBER մϴ. ׸ sector read time 쵵 ߿ ϱ , Դϴ. ٸ, ũž SATA HDD 쿡 Nearline Disk UBER, Error recover 鿡 Դϴ.

ڼ ũ Ͻʽÿ.

https://www.snia.org/sites/default/education/tutorials/2008/spring/storage/Whittington-W_Desktop_Nearline_Enterprise_HDDS.pdf
     
Caig 2023-11
׷ SAS ̽ ECC Ϲ SATA ٴ ȯ Ͻ ۵ϴ ǰ ϴ!!

Ʈ ̸ ˾ SAS ü ִٴ Ʈѷ ̶ ó ˾ҳ׿

ڼ 亯 ʹ 帮 ֽ ũ оڽϴ.
     
2023-11
Դϴ.
ڹ 2023-11
https://www.areca.us/support/download/RaidCards/Documents/Hardware/HDDCompatibilityList.pdf

̵ ī ȸ Ʒī ϵũ ȣȯ Ʈ Դϴ..

1帶 ؿ

 Simple Test : No Error found in 1 week                      Stress Test : No Error found in 1 month

䷱ Դϴ..

 Ʈ () ִ ϸ â ְ  ž 1 Ȥ 1 ߻ ȣȯ ٴ
̾߱ Դϴ..

̰ ϵ ѵΰ ְ ʰ OS ٸ ׽Ʈ ֽϴ..

ȣȯ ޴´ٴ ʽϴ..


ȣȯ ׽Ʈ ϰ  ̻ ǰ ؾ ϴ ڱ OEM ǰ ϰ ־ϴ..
     
Caig 2023-11
ǰ Ǹϱ ϰ,

׷ Ѱ̰ڳ׿....
մϴ
ڹ 2023-11
߻մϴ..

⺻ ׽Ʈ ؼ ǰ ϰ ǰ Ʈ ȿ ǰ ϸ ڱ ǰ ٽ ׽Ʈ ϰ å Դϴ..

/ װ ȹ () Ǯ մϴ..


̳ ׸ , å ַ ϴ ֳ??

Ƹ Դϴ..

̰ å ˴ϴ..
ο 2023-11
, ڻԵ^^
  ΰ ˴ϴ.
ȯ 2023-11
2023-11
2.5 sff sas disk Ͻð ªϴ
Seek time
10K ,15K RPM
Ʈ Ͱ ̵ð ªϴ

ϴ 1.8ġ ũ մϴ
׷ ݸ 뷮
300G. 600G, 900G
1.2TB 1.8TB , 2.4TB.

׷ ӽ丮 DB մϴ
˻


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