rhkra...@gmail.com wrote:
> Darn, please ignore the previous message -- didn't mean to send, was
> working on a draft, meant to save as a draft instead of send.
>
> (Of course, if you want to reply, feel free.)
.
> But in any case, I'm not sure about booting Grub on an SSD from the
> BIOS, because AIUI Grub uses sector addresses to find its core.img,
> and AIUI sectors get shuffled around by the SSD controller.
That shuffling is purely internal and hence completely invisible
(barring bugs and the need to
On Thu 10 Jun 2021 at 23:43:12 (-0700), David Christensen wrote:
> On 6/10/21 9:31 PM, David Wright wrote:
> > I'm about to install buster or bullseye on a newly acquired laptop
> > with an SSD (a first for me). I'm intending to clean (zero or
> > randomise) the entire drive with dd before I
On 6/11/21 7:59 AM, Polyna-Maude Racicot-Summerside wrote:
Hi,
On 2021-06-11 12:31 a.m., David Wright wrote:
I'm about to install buster or bullseye on a newly acquired laptop
with an SSD (a first for me). I'm intending to clean (zero or
randomise) the entire drive with dd before I start, and
On 6/11/21 6:01 AM, Reco wrote:
On Fri, Jun 11, 2021 at 05:55:02AM -0700, David Christensen wrote:
On 6/10/21 11:49 PM, Reco wrote:
On Thu, Jun 10, 2021 at 11:43:12PM -0700, David Christensen wrote:
I don't bother with the 'discard' option in /etc/fstab, but perhaps I
should. The fstab(5)
On Thu, Jun 10, 2021 at 11:31:07PM -0500, David Wright wrote:
I'm about to install buster or bullseye on a newly acquired laptop
with an SSD (a first for me). I'm intending to clean (zero or
randomise) the entire drive with dd before I start, and am
interested in any pitfalls with that.
Do not
On Fri, Jun 11, 2021 at 06:19:37PM +0300, Reco wrote:
Encryption costs me whopping 13 MB/s out of 385.
Right now on my desktop I can read about 1.4GByte/s on an unencrypted
partition and 1.3Gbyte/s on an encrypted partition. Whether that's
significant is subjective.
Hi.
On Fri, Jun 11, 2021 at 10:59:21AM -0400, Polyna-Maude Racicot-Summerside wrote:
> Because yes there's a cost and it's speed.
I call this cost acceptable:
# pv /dev/sda3 > /dev/zero
^C50GiB 0:00:04 [ 385MiB/s]
# cryptsetup status /dev/mapper/sda3_crypt
/dev/mapper/sda3_crypt is
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA256
‐‐‐ Original Message ‐‐‐
On Thursday, June 10th, 2021 at 10:31 PM, David Wright
wrote:
> I'm intending to clean (zero or
> randomise) the entire drive with dd before I start
Have you considered dban? Takes a while, but works real
Darn, please ignore the previous message -- didn't mean to send, was working
on a draft, meant to save as a draft instead of send.
(Of course, if you want to reply, feel free.)
On Friday, June 11, 2021 11:01:40 AM rhkra...@gmail.com wrote:
> On Friday, June 11, 2021 02:49:03 AM Reco wrote:
> >
On Fri, Jun 11, 2021 at 11:01:40AM -0400, rhkra...@gmail.com wrote:
> On Friday, June 11, 2021 02:49:03 AM Reco wrote:
> > On Thu, Jun 10, 2021 at 11:43:12PM -0700, David Christensen wrote:
> > > I don't bother with the 'discard' option in /etc/fstab, but perhaps I
> > > should. The fstab(5) and
On Friday, June 11, 2021 02:49:03 AM Reco wrote:
> On Thu, Jun 10, 2021 at 11:43:12PM -0700, David Christensen wrote:
> > I don't bother with the 'discard' option in /etc/fstab, but perhaps I
> > should. The fstab(5) and mount(8) manual pages are unclear if
> > 'discard' applies to swap or ext4.
Hi,
On 2021-06-11 12:31 a.m., David Wright wrote:
> I'm about to install buster or bullseye on a newly acquired laptop
> with an SSD (a first for me). I'm intending to clean (zero or
> randomise) the entire drive with dd before I start, and am
> interested in any pitfalls with that.
>
> I will
On Fri, Jun 11, 2021 at 05:55:02AM -0700, David Christensen wrote:
> On 6/10/21 11:49 PM, Reco wrote:
> > On Thu, Jun 10, 2021 at 11:43:12PM -0700, David Christensen wrote:
> > > I don't bother with the 'discard' option in /etc/fstab, but perhaps I
> > > should. The fstab(5) and mount(8) manual
On 6/10/21 11:49 PM, Reco wrote:
Hi.
On Thu, Jun 10, 2021 at 11:43:12PM -0700, David Christensen wrote:
I don't bother with the 'discard' option in /etc/fstab, but perhaps I
should. The fstab(5) and mount(8) manual pages are unclear if
'discard' applies to swap or ext4.
swapon(8):
On Thu, Jun 10, 2021 at 11:31:07PM -0500, David Wright wrote:
> I'm about to install buster or bullseye on a newly acquired laptop
> with an SSD (a first for me). I'm intending to clean (zero or
> randomise) the entire drive with dd before I start, and am
> interested in any pitfalls with that.
>
Hi.
On Thu, Jun 10, 2021 at 11:43:12PM -0700, David Christensen wrote:
> I don't bother with the 'discard' option in /etc/fstab, but perhaps I
> should. The fstab(5) and mount(8) manual pages are unclear if
> 'discard' applies to swap or ext4.
swapon(8):
-d, --discard[=policy]
On 6/10/21 9:31 PM, David Wright wrote:
I'm about to install buster or bullseye on a newly acquired laptop
with an SSD (a first for me). I'm intending to clean (zero or
randomise) the entire drive with dd before I start, and am
interested in any pitfalls with that.
I will also encrypt the new
David Wright wrote:
...
> I don't work for the CIA, so "basic" erasure methods are sufficient,
> ie so-called logical and digital sanitisation, but not analogue
> sanitisation/purging. I'm just encrypting stuff like personal bank
> records etc, and not looking for anything like plausible
On 11/6/21 12:31 pm, David Wright wrote:
I'm about to install buster or bullseye on a newly acquired laptop
with an SSD (a first for me). I'm intending to clean (zero or
randomise) the entire drive with dd before I start, and am
interested in any pitfalls with that.
I will also encrypt the new
I'm about to install buster or bullseye on a newly acquired laptop
with an SSD (a first for me). I'm intending to clean (zero or
randomise) the entire drive with dd before I start, and am
interested in any pitfalls with that.
I will also encrypt the new /home partition, but for the remaining
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