[SunHELP] UFS logging worth it?

James Lockwood sunhelp at sunhelp.org
Tue Nov 21 11:01:07 CST 2000


On Tue, 21 Nov 2000, Bill Bradford wrote:

> IDE HDs (4.5gig), both on the same IDE channel

[...]

> Not a single problem at ALL with the first HD.  and they're
> IDENTICAL!

Ah, IDE.

See if you can find in the data sheets for the drive if it is capable of
doing write-back caching, and if it is enabled.  Some IDE drives will do
this transparently and if so no amount of sync metadata commits will help
(as the OS sees the write "committed" to disk immediately).

-James




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