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Date:      Thu, 16 Jan 2020 14:43:37 +0700
From:      Eugene Grosbein <eugen@grosbein.net>
To:        Ed Maste <emaste@freebsd.org>
Cc:        Warner Losh <imp@bsdimp.com>, Nathan Whitehorn <nwhitehorn@freebsd.org>, Oliver Pinter <oliver.pntr@gmail.com>, Ben Woods <woodsb02@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>
Subject:   Re: svn commit: r356758 - in head/usr.sbin/bsdinstall: . scripts
Message-ID:  <fe489e0f-f05a-8d85-6ef7-0f3bd7b6f9f4@grosbein.net>
In-Reply-To: <CAPyFy2DEC=jhQdxOLjUGs9nr%2B2n733XJfWKjTKYbAY7eubRkRQ@mail.gmail.com>
References:  <202001150747.00F7lqiG071097@repo.freebsd.org> <CAPjTQNHa9Um%2B0S8zMD3eeop3YSdVti0o=DSv5%2BB=455wcrq3VA@mail.gmail.com> <ed0b16af-01c8-62fe-918a-3f1f9f9dcbd8@freebsd.org> <CANCZdfpOw54MQsW4aohLn3ufgEqK8beTe_EdjYktViFubPPyzg@mail.gmail.com> <aea3e071-61bd-399d-1d1f-cce4125b2480@grosbein.net> <CAPyFy2DEC=jhQdxOLjUGs9nr%2B2n733XJfWKjTKYbAY7eubRkRQ@mail.gmail.com>

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16.01.2020 4:41, Ed Maste wrote:

> On Wed, 15 Jan 2020 at 16:10, Eugene Grosbein <eugen@grosbein.net> wrote:
>>
>> There are multiple scenarios there ZFS may be sub-optimal at least: small i386 virtual guests
>> or 32-bit only hardware like AMD Geode, or big amd64 SSD-only systems with bhyve and multiple guests
>> that need lots of memory and should not fight with ZFS for RAM etc.
> 
> That may well be the case, but our defaults should represent the
> configuration that's desirable to the largest set of users, and IMO
> that's ZFS in most cases today.
> 
> It might be that we should default to UFS on i386 and ZFS on amd64?

UFS may be better for any virtual guest having RAM less or equal to 4GB.



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