Date: Tue, 30 Apr 2019 11:23:31 +0200 From: rainer@ultra-secure.de To: Michelle Sullivan <michelle@sorbs.net> Cc: Andrea Venturoli <ml@netfence.it>, freebsd-stable <freebsd-stable@freebsd.org>, owner-freebsd-stable@freebsd.org Subject: Re: ZFS... Message-ID: <3634a7b3fc29b09ad0a662a4ac0e1b7a@ultra-secure.de> In-Reply-To: <70C87D93-D1F9-458E-9723-19F9777E6F12@sorbs.net> References: <30506b3d-64fb-b327-94ae-d9da522f3a48@sorbs.net> <CAOtMX2gf3AZr1-QOX_6yYQoqE-H%2B8MjOWc=eK1tcwt5M3dCzdw@mail.gmail.com> <56833732-2945-4BD3-95A6-7AF55AB87674@sorbs.net> <3d0f6436-f3d7-6fee-ed81-a24d44223f2f@netfence.it> <17B373DA-4AFC-4D25-B776-0D0DED98B320@sorbs.net> <70fac2fe3f23f85dd442d93ffea368e1@ultra-secure.de> <70C87D93-D1F9-458E-9723-19F9777E6F12@sorbs.net>
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Am 2019-04-30 11:05, schrieb Michelle Sullivan: > I wonder what would happen if you scaled that up by just 10 (storage) > and had the master blow up where it needs to be restored from backup.. > how long would one be praying to higher powers that there is no > problem with the backup...? Well, the backup itself takes over a day, AFAIK. I'm not sure why it is that slow. Maybe the old SAS6 HBAs. It's also lots of files. > (As in no outage or error causing a > complete outAge.)... don’t get me wrong.. we all get to that position > at sometime, but in my recent experience 2 issues colliding at the > same time results in disaster. 13T is really not something I have > issues with as I can usually cobble something together with 16T.. (at > least until 6T drives became a viable (cost and availability at short > notice) option... even 10T is becoming easier to get a hold of now.. > but I have a measly 96T here and it takes weeks even with gigabit > bonded interfaces when I need to restore. Those are all SAS drives, actually. 600 and 1200 GB.
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