Which OS services affects storage performance

[iraphel78]

Hi,
There are OS services which has impact on storage device performance. For e.g.
Defragmentation service, Super fetch

Please tell me what are other services which has impact on Storage device performance.

 

[Guest]

Is google broken?

 

[hytecgowthaman]

Malwares , spywares etc... can slowdown hdd performance so scan system with superantispyware.