[??] ???????????...
??????????,?????????,???????.
??????????,
???????????????????,
??????????!
1. ????:
Seagate ??????? Barracuda ES ,?????????.
??????,320G????3200?,????????,???????,
????250G???????(??8MB??)...
???????????,
????? seagate Barracuda ES ??,(??????????)
???? Mean Time Between Failures (MTBF) ? 120? ??.
?????? Barracuda 7200.10 ??,
MTBF ?? 70???.
??, MTBF ???? ???????,
?????????
???????????????????
???????????????????
(??,????????????????,????????...)
??,ES?????????????,
????????,????ES??,????????...
PS.
???????Seagate?? ST3320620NS ??? 320G SATAII 16M??,
Pchome???????chisato(??3C??)???,
???100????????.
(????????,??????~~~)
2. ?????????,??????:
??,????????,
?????Seagate?Sata II ????jump???,
??????Sata 1 ???? 150MB/s,
??????? Sata 2 ???? 300MB/s.
??,?????????????????,
???????????3????Raid0?,
???????????????????45~75MB/s,
??Sata 16??????...
????,?????jump???????,???????????!
3. ????????????????:
?????????????????,
?[????]?????-->?? [??] --> ?? ??[????]
????DOS???,??FDISK,
??????????????????????????,
??????????,?????????????????,
???,??????????????????(??).
????????,????????[??]?[??]????,
????[??????]????????????????RAID.
????????RAID?,?????WUNDOWS????RAID,
??????[??]???.
???????RAID??,????????[????].
??????????,?? NTFS [??????],
? 512(0.5K)~64K ????...
???????????[??],???????????
???????????4K.
?????????????????
??????????????????????,
?????????(?????????),
???????,??????????????;
????????,??????????!
??,
???????,??????????????????????:
????????????????(1M~1G??),
?????[??????],????????64K,
????????????????(100K~1M),
?????[??????],????16K?32K,
????????????????(1K~100K),
?????[??????],????????4K?8K.
4. ??????:
??,??320G???,????????????298G???,
?????32K??????????????,????????,
?????????,??????????(??????)...
???,?????????????!?