Date: Wed, 3 Jul 2013 18:09:00 -0500 From: Adam Vande More <amvandemore@gmail.com> To: Berend de Boer <berend@pobox.com> Cc: freebsd-fs <freebsd-fs@freebsd.org> Subject: Re: EBS snapshot backups from a FreeBSD zfs file system: zpool freeze? Message-ID: <CA%2BtpaK1rgma0KC%2BFBn5ac5mcdWxsLE33V2Bj5e27BT8g59OnAA@mail.gmail.com> In-Reply-To: <87k3l748gb.wl%berend@pobox.com> References: <87li5o5tz2.wl%berend@pobox.com> <CA%2BtpaK1jQuKneQsxkVfxJGzXdPdLZfqBM1QWQ0e19nK5t71t1Q@mail.gmail.com> <87ehbg5raq.wl%berend@pobox.com> <20130703055047.GA54853@icarus.home.lan> <6488DECC-2455-4E92-B432-C39490D18484@dragondata.com> <CADBaqmihCB5JP01hLwXTWHoZiJJ5-jkT-Ro=oDwOcKZT_zvEKA@mail.gmail.com> <A5A66641-5EF9-454E-A767-009480EE404E@dragondata.com> <871u7g57rl.wl%berend@pobox.com> <op.wznad7th34t2sn@tech304.office.supranet.net> <87mwq34emp.wl%berend@pobox.com> <20130703200241.GB60515@in-addr.com> <87k3l748gb.wl%berend@pobox.com>
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On Wed, Jul 3, 2013 at 4:52 PM, Berend de Boer <berend@pobox.com> wrote: > >>>>> "Gary" == Gary Palmer <gpalmer@freebsd.org> writes: > > Gary> Other than using SAN (FC or iSCSI), I know of no reason to > Gary> do backups at the raw disk level, nor any real demand. > > Probably the hundreds of thousands of businesses that use Amazon AWS > disagree :-) > Well, that would be a SAN backup wouldn't it :) (Not NAS as you cited earlier) > Gary> However, in the vast majority of cases, people back up from > Gary> above the FS, not below. This makes your use case probably > Gary> more tied to EBS than you may otherwise think. > > People generally didn't have a choice I would say. Now millions of > servers run on top of block storage. > "People generally" don't use Amazon and especially EBS. Servers have pretty much always run on block storage. > Disks are just software. That's the new world. No matter how much you wish hard drive to be software they are still hard drives. -- Adam Vande More
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