| 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: http://blog.nordeus.com/dev-ops/power-failure-testing-with-ssds.htm 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. -- ------------------------------------------------------------------------ Emmanuel Florac | Direction technique | Intellique | <eflorac@xxxxxxxxxxxxxx> | +33 1 78 94 84 02 ------------------------------------------------------------------------ |
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