Date: Mon, 22 Dec 2014 12:34:07 +0100 From: Nikos Vassiliadis <nvass@gmx.com> To: Ashish SHUKLA <ashish@FreeBSD.org> Cc: freebsd-questions@freebsd.org Subject: Re: zvol vs plain file for VMs Message-ID: <549801AF.5000208@gmx.com> In-Reply-To: <86mw6ilvyf.fsf@chateau.d.if> References: <54947594.2060202@gmx.com> <86mw6ilvyf.fsf@chateau.d.if>
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On 12/20/14 06:41, Ashish SHUKLA wrote: > On Fri, 19 Dec 2014 19:59:32 +0100, Nikos Vassiliadis <nvass@gmx.com> said: > | Hi, > > | I have to convert a mail server to a VM and I don't know what kind of > | storage to use, a plain file or a zvol? > > | Are there any pros in using ZVOLs instead of plain files? > > | Thanks, Nikos > > I don't use FreeBSD for VMs, but theoretically plain file will have filesystem > overhead which ZVOL won't. > > HTH > Hi, Thank you for your reply Ashish! When you say overhead, you mean overhead on disk or in RAM? could you explain a bit more? Thanks, Nikos
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