lkml.org 
[lkml]   [2008]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [ANNOUNCE] Ramback: faster than a speeding bullet

> Everyone who has write cache turned on for their hard drives is
> running in a mode similar to ramback anyway (except for when the file
> system is set to force writes to the platter, but that is rare).
> Admittedly, software crashes rarely cause the write cache to be lost,
> but hardware failures do, practically every time.

On the contrary - the hard disk cache is managed by the barrier logic in
the kernel, and the ordering even on failures is fairly predictable.



\
 
 \ /
  Last update: 2008-03-12 14:55    [W:0.241 / U:0.524 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site