On Wednesday 28 July 2021 23:32:11 Keith Bainbridge wrote:
> On 29/7/21 02:30, Dan Ritter wrote:
> > and mount where you will.
>
> G'day Gene
>
> I make back-up disks at fstab options
> noauto,noexec
>
> and mount/unmount as part of the cron script. makes them 'less
> visible' to an uninvited vis
On 29/7/21 02:30, Dan Ritter wrote:
and mount where you will.
G'day Gene
I make back-up disks at fstab options
noauto,noexec
and mount/unmount as part of the cron script. makes them 'less visible'
to an uninvited visitor.
Also, I run the back-up as root
--
All the best
Keith Bainbridge
On 28/07/2021 17:29, Charles Curley wrote:
I
plan to add drives to upgrade the RAID to add checksums, and that will
involve buying a SATA controller.
Btrfs filesystem does that by default, no need to buy any additional
hardware. It also does fake-software Raids on it's own without need for
mdad
On Wednesday 28 July 2021 19:26:15 Greg Wooledge wrote:
> On Wed, Jul 28, 2021 at 11:03:01PM +0200, deloptes wrote:
> > Dan Ritter wrote:
> > >> Raid6 sounds promising. Equivalent capacity is also one drive?
> > >
> > > No, you actually get about 2 drives of capacity out of 4 here.
> >
> > You get
Greg Wooledge wrote:
> RAID-5 is N-1. With 4 disks in a RAID-5 configuration, you'd get 3
> disks worth of usable storage.
>
> RAID-6 is N-2. With 4 disks in a RAID-6 configuration, you'd get 2
> disks worth of usable storage.
Sorry I mixed both :/
On Wed, Jul 28, 2021 at 11:03:01PM +0200, deloptes wrote:
> Dan Ritter wrote:
> >> Raid6 sounds promising. Equivalent capacity is also one drive?
> >
> > No, you actually get about 2 drives of capacity out of 4 here.
>
> You get N-1, so from 4x2TB disks you get close to 6TB RAID6 (you have also
>
On 7/28/21 6:44 AM, Gene Heskett wrote:
Greetings all;
This, my main machine that backs up 5 others here, but does that with
drives not involved with daily stuffs, and of course I'm gradually
replacing spinning rust with SSD's.
I've been dragging my feet on updating from stretch to buster, wait
Dan Ritter wrote:
>> Raid6 sounds promising. Equivalent capacity is also one drive?
>
> No, you actually get about 2 drives of capacity out of 4 here.
You get N-1, so from 4x2TB disks you get close to 6TB RAID6 (you have also
various FS layer overhead)
Gene, IMO this is best option but I do no
On Wed, Jul 28, 2021 at 10:16:19AM -0600, Charles Curley wrote:
> On Wed, 28 Jul 2021 11:04:59 -0400
> Dan Ritter wrote:
>
> > However, if you don't need second-by-second simultaneity, you
> > could just set up a cron job to rsync your first drive to your
> > second drive once an hour or twice a
On Wednesday 28 July 2021 12:29:42 Charles Curley wrote:
> On Wed, 28 Jul 2021 09:44:24 -0400
>
> Gene Heskett wrote:
> > I've been dragging my feet on updating from stretch to buster,
> > waiting for 1TB SSD's to get affordable. Now they almost have.
> >
> > But I do have a pair of 500 GB SamSun
On Wed, 28 Jul 2021 11:04:59 -0400
Dan Ritter wrote:
> However, if you don't need second-by-second simultaneity, you
> could just set up a cron job to rsync your first drive to your
> second drive once an hour or twice a day or overnight.
Or use rsnapshot to get the same effect with less effort
Gene Heskett wrote:
> On Wednesday 28 July 2021 11:04:59 Dan Ritter wrote:
> > The standard SATA interface is one port, one drive. (There are
> > exceptions which are not worth talking about here.) If you can
> > plug in a fairly cheap PCIe to SATA card, you can get 2 or 4 or
> > 8 more connectors
On Wed, 28 Jul 2021 09:44:24 -0400
Gene Heskett wrote:
> I've been dragging my feet on updating from stretch to buster,
> waiting for 1TB SSD's to get affordable. Now they almost have.
>
> But I do have a pair of 500 GB SamSung EVO 860's and one empty sata
> socket. Spares for the rest of my mu
On Wednesday 28 July 2021 11:04:59 Dan Ritter wrote:
on list, I am subbed.
> Gene Heskett wrote:
> > Greetings all;
> >
> > This, my main machine that backs up 5 others here, but does that
> > with drives not involved with daily stuffs, and of course I'm
> > gradually replacing spinning rust with
Gene Heskett wrote:
> Greetings all;
>
> This, my main machine that backs up 5 others here, but does that with
> drives not involved with daily stuffs, and of course I'm gradually
> replacing spinning rust with SSD's.
>
> I've been dragging my feet on updating from stretch to buster, waiting
Greetings all;
This, my main machine that backs up 5 others here, but does that with
drives not involved with daily stuffs, and of course I'm gradually
replacing spinning rust with SSD's.
I've been dragging my feet on updating from stretch to buster, waiting
for 1TB SSD's to get affordable. No
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