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Re: Sudden File System Corruption

To: stan@xxxxxxxxxxxxxxxxx
Subject: Re: Sudden File System Corruption
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Tue, 10 Dec 2013 09:45:33 +0100
Cc: Dave Chinner <david@xxxxxxxxxxxxx>, Mike Dacre <mike.dacre@xxxxxxxxx>, "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <52A68D08.8020505@xxxxxxxxxxxxxxxxx>
Organization: Intellique
References: <CAPd9ww9QzFWUnLtzkdktd+fSX9pdft+wL6cvG2MzLpSdLko1dg@xxxxxxxxxxxxxx> <52A191BA.20800@xxxxxxxxxxxxxxxxx> <CAPd9ww8+W2VX2HAfxEkVN5mL1a_+=HDAStf1126WSE33Vb=VsQ@xxxxxxxxxxxxxx> <52A302A9.9050509@xxxxxxxxxxxxxxxxx> <CAPd9ww8ovd1rOCQdjUF=U_ji2SOjyBCG-eFjeWSPXr8L5Zg9-A@xxxxxxxxxxxxxx> <52A401FF.9050506@xxxxxxxxxxxxxxxxx> <20131208160339.5c45ab91@xxxxxxxxxxxxxx> <52A5159F.2060309@xxxxxxxxxxxxxxxxx> <20131209014002.GP31386@dastard> <52A61F3A.7040504@xxxxxxxxxxxxxxxxx> <20131209222131.GX10988@dastard> <20131209233028.27ee7154@xxxxxxxxxxxxxx> <52A68D08.8020505@xxxxxxxxxxxxxxxxx>
Le Mon, 09 Dec 2013 21:39:52 -0600 vous Ãcriviez:

> > And now that we have enhance-io, bcache and friends, I'm actually
> > more confident of using these than some sort of hidden
> > pseudo-hardware magic.  
> 
> Enhance-IO is $295 per Linux server per year.

Depends upon what you want, I'm using this one:

https://github.com/stec-inc/EnhanceIO

So far it seems to work very well.

>  Last I saw, Cleancache
> isn't fully supported by XFS yet in a stable vanilla release.  AFAIK
> bcache isn't fully baked yet.  Coupled with the fact that Mike seems
> to be limited to the CentOS ecosystem, I figured CacheCade was his
> best option at this time.  It's been around a couple of years, works,
> verified decent performance, and no additional kernel software is
> required.  And it's relatively easy to configure.

Sure.

-- 
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Emmanuel Florac     |   Direction technique
                    |   Intellique
                    |   <eflorac@xxxxxxxxxxxxxx>
                    |   +33 1 78 94 84 02
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