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A Question Was Cloud computing
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Trouble |
What does the report on the SMART status say? I like Crystal Disk Info for this - but it doesn't handle some RAID interfaces well. Alysson Rowan LinkedIn:?????? Academia:??? Project Blog: YouTube:?????? On Sat, 30 Apr 2022 at 19:55, Susan Cass <trouble97018@...> wrote:
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No, actually, cloud storage is a decent way to get off-site backups.? Just... Encrypt the HELL out of the backup blobs. On Sat, Apr 30, 2022, 13:55 Susan Cass <trouble97018@...> wrote:
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How much space, and in what environment?
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Kare On Sat, 30 Apr 2022, Susan Cass wrote:
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How big are they (MB, GB, TB)?
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? ----- Original Message ----- From: Susan Cass To: [email protected] Sent: Saturday, April 30, 2022 12:55 PM Subject: [Snorkack] A Question Was Cloud computing I currently have my computer backed up with several external hard drives (they are getting rather elderly), and three different Cloud services (sue me, I'm paranoid). My question is about those rather elderly external hard drives. Can anyone suggest some replacements?? Would it help to know that my paranoia has me running 5 of the silly things? Any suggestions would be greatly appreciated. Trouble |
On Sun, 1 May 2022 at 04:55, Susan Cass <trouble97018@...> wrote:
I currently have my computer backed up with several external hard drives (theySusan. It depends how much storage you have, and where/how you want to access it.Oh, and how much money you want to spend. A cloud backup is perfectly fine - but if you want local backup as well, I would look into getting a NAS with a suitable RAID level. "NAS" stands for "Network Attached Storage" - you can buy them with RAID (Redundant Array of Inexpensive Disks) setups which do an automatic mirror of all data involved - in effect, you have two disks in the box, but it writes to both of them exactly the same. There are numerous options - QNAP and Syncology are brands with a good reputation - but if I may make a suggestion, if you're going to use a NAS, do *not* populate it with SSD (solid state disks) even if that's an option - and pay for the (spinning) disks recommended by the NAS manufacturer. DaZZa |
If your budget is low, second hand server systems can be had cheaply that will handle RAID arrays well. You can turn them into NAS systems just by setting up the RAIS array,? throwing your favourite operating system on board and sharing the mirrored drives. Be warned that servers tend to be noisier than desktop systems, and that rack servers are generally noisier still. )one of mine is actually the quietest machine I own, though). Alysson Rowan LinkedIn:?????? Academia:??? Project Blog: YouTube:?????? On Sun, 1 May 2022 at 23:32, DaZZa <dazzagibbs@...> wrote: On Sun, 1 May 2022 at 04:55, Susan Cass <trouble97018@...> wrote: |
With RAID it pays to get the NAS rated disk (my synology has a list of disks it will accept and they are all NAS rated)? I had at one point build a home brew RAID with regular disk.? I had 3 go at once.? VERY ugly.? That was the point I went with the synology and I couldn't be happier.? As it is formatted with Synology's hybrid raid I was able to swap disks one at a time to start expanding the storage.?? Vulcana On Sun, May 1, 2022 at 3:48 PM AlyssonR <alyssonrowan@...> wrote:
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I might also point out that: Smaller capacity drives are generally more reliable than larger due to the tolerances being looser. The difference is not always sufficient to warrant the extra disks required. Drives should be purchased new - used drives have a reduced life expectancy. I did buy a "working but failing" SAS drive for testing purposes, but there is no way that I'd use a drive that is throwing "failing" messages on the SMART diagnostic for storage. For all that Seagate is a big name, there is a reason why Western Digital drives are recommended by server manufacturers. WD Blue and WD Gold ranges are excellent. WD Black are good, but are intended for desktop use. WD Green is up and coming, but aren't mature enough to rate yet. HP's Midline Drives (MDL or mid-range business use) are WD Blue, for example. Usually not even HP branded anymore. I believe that Dell & IBM are the same. RAID 1+0 will give you the performance boost of striped drives PLUS the security of a storage mirror, but requires four similar drives (i.e. same capacity and speed specification). Unless you want blisteringly fast storage for your terabytes of database, then going for a 7.2k rpm drive will pay out in years of service. 10k and 12.5k drives are fast but at the cost of lifespan. Finally, make sure that your system is able to report the SMART (self-diagnostic) status of your drives - as this will give you warning of an impending failure, at least, most of the time. Some failures are just too unpredictable. Alysson Rowan LinkedIn:?????? Academia:??? Project Blog: YouTube:?????? On Mon, 2 May 2022 at 03:51, Vulcana <vulcana@...> wrote:
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