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Re: XFS and nobarrier with SSDs

To: Georg SchÃnberger <g.schoenberger@xxxxxxxxxx>
Subject: Re: XFS and nobarrier with SSDs
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Mon, 14 Dec 2015 12:48:54 +0100
Cc: "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <E127700EFE58FD45BD6298EAC813FA42020D8173@xxxxxxxxxxxxxxxxxxxxxx>
Organization: Intellique
References: <E127700EFE58FD45BD6298EAC813FA42020D8173@xxxxxxxxxxxxxxxxxxxxxx>
Le Sat, 12 Dec 2015 10:24:25 +0000
Georg SchÃnberger <g.schoenberger@xxxxxxxxxx> Ãcrivait:

> I have found a recent discussion on the Ceph mailing list, anyone
> from XFS that can help us?

See this article from someone using many SSDs:

If you want to know if a particular SSD model is reliable, your best
option is to buy one, write a lot of data to it, and pull the plug on
the machine repeatedly while it's writing, and see what's happening
when using barriers or not.

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                    |   Intellique
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