From suporte at logicworks.pt Wed May 29 04:59:21 2013 Content-Type: multipart/mixed; boundary="===============0169578127697051818==" MIME-Version: 1.0 From: suporte at logicworks.pt To: users at ovirt.org Subject: Re: [Users] deduplication Date: Wed, 29 May 2013 09:59:06 +0100 Message-ID: <13874478.86.1369817960924.JavaMail.ferra@pc-ferra> In-Reply-To: 20130529083310.7dd0c25a.jbelka@redhat.com --===============0169578127697051818== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable ------=3D_Part_85_9819394.1369817960923 Content-Type: text/plain; charset=3Dutf-8 Content-Transfer-Encoding: 7bit Absolutely agree with you, planning is the best thing to do, but normally p= eople want a plug'n'play system with all included, because there is not muc= h time to think and planning, and there are many companies that know how to= take advantage of this people characteristics. = Any way, I think another solution for dedup is FreeNAS using ZFS. = Jose = ----- Original Message ----- From: "Jiri Belka" = To: suporte(a)logicworks.pt = Cc: users(a)ovirt.org = Sent: Quarta-feira, 29 de Maio de 2013 7:33:10 = Subject: Re: [Users] deduplication = On Tue, 28 May 2013 14:29:05 +0100 (WEST) = suporte(a)logicworks.pt wrote: = > That's why I'm making this questions, to demystify some buzzwords around = here. = > But if you have a strong and good technology why not create buzzwords to = get into as many people as possible? without trapped them. = > Share a disk containing "static" data is a good idea, do you know from wh= ere I can start? = Everything depends on your needs, design planning. Maybe then sharing = disk would be better to share via NFS/iscsi. Of course if you have many = VMs each of them is different you will fail. But if you have mostly = homogeneous environment you can think about this approach. Sure you have = to have plan for upgrading "base" "static" shared OS data, you have to = have plan how to install additional software (different destination = than /usr or /usr/local)... If you already have your own build host = which builds for you OS packages and you have already your own plan for = deployment, you have done first steps. If you depend on upgrading each = machine separately from Internet, then first you should plan your = environment, configuration management etc. = Well, in many times people do not do any planning, they just think some = good technology would save their "poor" design. = j. = ------=3D_Part_85_9819394.1369817960923 Content-Type: text/html; charset=3Dutf-8 Content-Transfer-Encoding: quoted-printable <=3D div style=3D3D'font-family: arial,helvetica,sans-serif; font-size: 10pt; co= lo=3D r: #000000'>Absolutely agree with you, planning is the best thing to do, bu= =3D t normally people want a plug'n'play system with all included, because ther= =3D e is not much time to think and planning, and there are many companies that= =3D know how to take advantage of this people characteristics.
Any way, I t= =3D hink another solution for dedup is FreeNAS using ZFS.

Jose

From: "Jiri Belka" <jbelka(a)redhat.co= m&=3D gt;
To: suporte(a)logicworks.pt
Cc: users(a)ovirt.orgSent: Quarta-feira, 29 de Maio de 2013 7:33:10
Subject: Re: = =3D [Users] deduplication

On Tue, 28 May 2013 14:29:05 +0100 (WEST)
s= =3D uporte(a)logicworks.pt wrote:

> That's why I'm making this questi= on=3D s, to demystify some buzzwords around here.
> But if you have a stro= =3D ng and good technology why not create buzzwords to get into as many people = =3D as possible? without trapped them.
> Share a disk containing "static= =3D " data is a good idea, do you know from where I can start?

Everythi= =3D ng depends on your needs, design planning. Maybe then sharing
disk would= =3D be better to share via NFS/iscsi. Of course if you have many
VMs each o= =3D f them is different you will fail. But if you have mostly
homogeneous en= =3D vironment you can think about this approach. Sure you have
to have plan = =3D for upgrading "base" "static" shared OS data, you have to
have plan how = =3D to install additional software (different destination
than /usr or /usr/= =3D local)... If you already have your own build host
which builds for you O= =3D S packages and you have already your own plan for
deployment, you have d= =3D one first steps. If you depend on upgrading each
machine separately from= =3D Internet, then first you should plan your
environment, configuration ma= =3D nagement etc.

Well, in many times people do not do any planning, the= =3D y just think some
good technology would save their "poor" design.
j.

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