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Re: Sudden File System Corruption

To: stan@xxxxxxxxxxxxxxxxx
Subject: Re: Sudden File System Corruption
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Sun, 8 Dec 2013 16:03:39 +0100
Cc: Mike Dacre <mike.dacre@xxxxxxxxx>, "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <52A401FF.9050506@xxxxxxxxxxxxxxxxx>
Organization: Intellique
References: <CAPd9ww_qT9J_Rt04g7+OApoBeggNOyWNwD+57DiDTuUvz-O-0g@xxxxxxxxxxxxxx> <52A03513.6030408@xxxxxxxxxxxxxxxxx> <CAPd9ww9hsOFK6pxqRY-YtLLAkkJHCuSi1BaM4n9=2XTjNVAn2Q@xxxxxxxxxxxxxx> <CAPd9ww9QzFWUnLtzkdktd+fSX9pdft+wL6cvG2MzLpSdLko1dg@xxxxxxxxxxxxxx> <52A191BA.20800@xxxxxxxxxxxxxxxxx> <CAPd9ww8+W2VX2HAfxEkVN5mL1a_+=HDAStf1126WSE33Vb=VsQ@xxxxxxxxxxxxxx> <52A302A9.9050509@xxxxxxxxxxxxxxxxx> <CAPd9ww8ovd1rOCQdjUF=U_ji2SOjyBCG-eFjeWSPXr8L5Zg9-A@xxxxxxxxxxxxxx> <52A401FF.9050506@xxxxxxxxxxxxxxxxx>
Le Sat, 07 Dec 2013 23:22:07 -0600 vous Ãcriviez:

> > Thanks for the great advice, I think you are on to something
> > there.  I will  
> You're welcome.  Full disclosure:  I should have mentioned that I
> haven't used CacheCade yet myself.  My statements WRT performance are
> based on available literature and understanding of the technology.

I didn't test thoroughly cachecade though I have a license code
somewhere, however I've used the equivalent Adaptec feature and one SSD
roughly double the IOPS of a RAID-6 array of 15k RPM SAS drives from
about 4200 IOPS to 7500 IOPS.

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

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