current-users: Re: NetBSD iSCSI HOWTOs

Subject: Re: NetBSD iSCSI HOWTOs
To: Miles Nordin <carton@Ivy.NET>
From: Pavel Cahyna <pavel.cahyna@st.mff.cuni.cz>
List: current-users
Date: 02/27/2006 22:19:41

On Fri, Feb 24, 2006 at 07:27:10PM -0500, Miles Nordin wrote:
> feature              |  needed for
> ---------------------+-----------------------------
> TCQ/NCQ translation  | performance
> ---------------------+-----------------------------
> write barriers       | correctness: avoiding pathological filesystem
>                      | corruption
> ---------------------+-----------------------------
> SYNC command         | correctness: SMTP MTAs and databases

You mean flushing write-back cache? Does NetBSD currently do it for local
disks when a MTA or a database calls fsync()? I doubt it.

Pavel Cahyna